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RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89)

RedCurl is a threat actor active since 2018 notable for corporate espionage targeting a variety of locations, including Ukraine, Canada and the United Kingdom, and a variety of industries, including but not limited to travel agencies, insurance companies, and banks.(Citation: group-ib_redcurl1) RedCurl is allegedly a Russian-speaking threat actor.(Citation: group-ib_redcurl1)(Citation: group-ib_redcurl2) The group’s operations typically start with spearphishing emails to gain initial access, then the group executes discovery and collection commands and scripts to find corporate data. The group concludes operations by exfiltrating files to the C2 servers.

Cluster A Galaxy A Cluster B Galaxy B Level
RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set System Information Discovery - T1082 (354a7f88-63fb-41b5-a801-ce3b377b36f1) Attack Pattern 1
RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set Credentials in Registry - T1552.002 (341e222a-a6e3-4f6f-b69c-831d792b1580) Attack Pattern 1
RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set Transfer Data to Cloud Account - T1537 (d4bdbdea-eaec-4071-b4f9-5105e12ea4b6) Attack Pattern 1
Local Email Collection - T1114.001 (1e9eb839-294b-48cc-b0d3-c45555a2a004) Attack Pattern RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set 1
Obfuscated Files or Information - T1027 (b3d682b6-98f2-4fb0-aa3b-b4df007ca70a) Attack Pattern RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set 1
Hidden Files and Directories - T1564.001 (ec8fc7e2-b356-455c-8db5-2e37be158e7d) Attack Pattern RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set 1
RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set Trusted Relationship - T1199 (9fa07bef-9c81-421e-a8e5-ad4366c5a925) Attack Pattern 1
RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set Asymmetric Cryptography - T1573.002 (bf176076-b789-408e-8cba-7275e81c0ada) Attack Pattern 1
RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set File and Directory Discovery - T1083 (7bc57495-ea59-4380-be31-a64af124ef18) Attack Pattern 1
RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set Network Service Discovery - T1046 (e3a12395-188d-4051-9a16-ea8e14d07b88) Attack Pattern 1
RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set Automated Exfiltration - T1020 (774a3188-6ba9-4dc4-879d-d54ee48a5ce9) Attack Pattern 1
Archive via Utility - T1560.001 (00f90846-cbd1-4fc5-9233-df5c2bf2a662) Attack Pattern RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set 1
Domain Account - T1087.002 (21875073-b0ee-49e3-9077-1e2a885359af) Attack Pattern RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set 1
Malware - T1587.001 (212306d8-efa4-44c9-8c2d-ed3d2e224aa0) Attack Pattern RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set 1
LSASS Memory - T1003.001 (65f2d882-3f41-4d48-8a06-29af77ec9f90) Attack Pattern RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set 1
RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set Data from Network Shared Drive - T1039 (ae676644-d2d2-41b7-af7e-9bed1b55898c) Attack Pattern 1
RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set Scheduled Task - T1053.005 (005a06c6-14bf-4118-afa0-ebcd8aebb0c9) Attack Pattern 1
RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set Credentials from Web Browsers - T1555.003 (58a3e6aa-4453-4cc8-a51f-4befe80b31a8) Attack Pattern 1
Taint Shared Content - T1080 (246fd3c7-f5e3-466d-8787-4c13d9e3b61c) Attack Pattern RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set 1
GUI Input Capture - T1056.002 (a2029942-0a85-4947-b23c-ca434698171d) Attack Pattern RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set 1
RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set File Deletion - T1070.004 (d63a3fb8-9452-4e9d-a60a-54be68d5998c) Attack Pattern 1
Credentials In Files - T1552.001 (837f9164-50af-4ac0-8219-379d8a74cefc) Attack Pattern RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set 1
Web Service - T1102 (830c9528-df21-472c-8c14-a036bf17d665) Attack Pattern RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set 1
RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set Email Account - T1087.003 (4bc31b94-045b-4752-8920-aebaebdb6470) Attack Pattern 1
RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set PowerShell - T1059.001 (970a3432-3237-47ad-bcca-7d8cbb217736) Attack Pattern 1
Spearphishing Link - T1566.002 (2b742742-28c3-4e1b-bab7-8350d6300fa7) Attack Pattern RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set 1
Windows Command Shell - T1059.003 (d1fcf083-a721-4223-aedf-bf8960798d62) Attack Pattern RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set 1
Web Protocols - T1071.001 (df8b2a25-8bdf-4856-953c-a04372b1c161) Attack Pattern RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set 1
RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set Symmetric Cryptography - T1573.001 (24bfaeba-cb0d-4525-b3dc-507c77ecec41) Attack Pattern 1
Malicious Link - T1204.001 (ef67e13e-5598-4adc-bdb2-998225874fa9) Attack Pattern RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set 1
Python - T1059.006 (cc3502b5-30cc-4473-ad48-42d51a6ef6d1) Attack Pattern RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set 1
RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set Visual Basic - T1059.005 (dfd7cc1d-e1d8-4394-a198-97c4cab8aa67) Attack Pattern 1
Registry Run Keys / Startup Folder - T1547.001 (9efb1ea7-c37b-4595-9640-b7680cd84279) Attack Pattern RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set 1
RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set Data from Local System - T1005 (3c4a2599-71ee-4405-ba1e-0e28414b4bc5) Attack Pattern 1
RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set Indirect Command Execution - T1202 (3b0e52ce-517a-4614-a523-1bd5deef6c5e) Attack Pattern 1
RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set Match Legitimate Resource Name or Location - T1036.005 (1c4e5d32-1fe9-4116-9d9d-59e3925bd6a2) Attack Pattern 1
Rundll32 - T1218.011 (045d0922-2310-4e60-b5e4-3302302cb3c5) Attack Pattern RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set 1
RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set Automated Collection - T1119 (30208d3e-0d6b-43c8-883e-44462a514619) Attack Pattern 1
Spearphishing Attachment - T1566.001 (2e34237d-8574-43f6-aace-ae2915de8597) Attack Pattern RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set 1
Local Account - T1087.001 (25659dd6-ea12-45c4-97e6-381e3e4b593e) Attack Pattern RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set 1
RedCurl - G1039 (82323c70-4186-4b61-94f5-b227c3b28e89) Intrusion Set Malicious File - T1204.002 (232b7f21-adf9-4b42-b936-b9d6f7df856e) Attack Pattern 1
Credentials in Registry - T1552.002 (341e222a-a6e3-4f6f-b69c-831d792b1580) Attack Pattern Unsecured Credentials - T1552 (435dfb86-2697-4867-85b5-2fef496c0517) Attack Pattern 2
Local Email Collection - T1114.001 (1e9eb839-294b-48cc-b0d3-c45555a2a004) Attack Pattern Email Collection - T1114 (1608f3e1-598a-42f4-a01a-2e252e81728f) Attack Pattern 2
Hide Artifacts - T1564 (22905430-4901-4c2a-84f6-98243cb173f8) Attack Pattern Hidden Files and Directories - T1564.001 (ec8fc7e2-b356-455c-8db5-2e37be158e7d) Attack Pattern 2
Encrypted Channel - T1573 (b8902400-e6c5-4ba2-95aa-2d35b442b118) Attack Pattern Asymmetric Cryptography - T1573.002 (bf176076-b789-408e-8cba-7275e81c0ada) Attack Pattern 2
Archive via Utility - T1560.001 (00f90846-cbd1-4fc5-9233-df5c2bf2a662) Attack Pattern Archive Collected Data - T1560 (53ac20cd-aca3-406e-9aa0-9fc7fdc60a5a) Attack Pattern 2
Domain Account - T1087.002 (21875073-b0ee-49e3-9077-1e2a885359af) Attack Pattern Account Discovery - T1087 (72b74d71-8169-42aa-92e0-e7b04b9f5a08) Attack Pattern 2
Develop Capabilities - T1587 (edadea33-549c-4ed1-9783-8f5a5853cbdf) Attack Pattern Malware - T1587.001 (212306d8-efa4-44c9-8c2d-ed3d2e224aa0) Attack Pattern 2
OS Credential Dumping - T1003 (0a3ead4e-6d47-4ccb-854c-a6a4f9d96b22) Attack Pattern LSASS Memory - T1003.001 (65f2d882-3f41-4d48-8a06-29af77ec9f90) Attack Pattern 2
Scheduled Task - T1053.005 (005a06c6-14bf-4118-afa0-ebcd8aebb0c9) Attack Pattern Scheduled Task/Job - T1053 (35dd844a-b219-4e2b-a6bb-efa9a75995a9) Attack Pattern 2
Credentials from Password Stores - T1555 (3fc9b85a-2862-4363-a64d-d692e3ffbee0) Attack Pattern Credentials from Web Browsers - T1555.003 (58a3e6aa-4453-4cc8-a51f-4befe80b31a8) Attack Pattern 2
Input Capture - T1056 (bb5a00de-e086-4859-a231-fa793f6797e2) Attack Pattern GUI Input Capture - T1056.002 (a2029942-0a85-4947-b23c-ca434698171d) Attack Pattern 2
Indicator Removal - T1070 (799ace7f-e227-4411-baa0-8868704f2a69) Attack Pattern File Deletion - T1070.004 (d63a3fb8-9452-4e9d-a60a-54be68d5998c) Attack Pattern 2
Credentials In Files - T1552.001 (837f9164-50af-4ac0-8219-379d8a74cefc) Attack Pattern Unsecured Credentials - T1552 (435dfb86-2697-4867-85b5-2fef496c0517) Attack Pattern 2
Email Account - T1087.003 (4bc31b94-045b-4752-8920-aebaebdb6470) Attack Pattern Account Discovery - T1087 (72b74d71-8169-42aa-92e0-e7b04b9f5a08) Attack Pattern 2
Command and Scripting Interpreter - T1059 (7385dfaf-6886-4229-9ecd-6fd678040830) Attack Pattern PowerShell - T1059.001 (970a3432-3237-47ad-bcca-7d8cbb217736) Attack Pattern 2
Spearphishing Link - T1566.002 (2b742742-28c3-4e1b-bab7-8350d6300fa7) Attack Pattern Phishing - T1566 (a62a8db3-f23a-4d8f-afd6-9dbc77e7813b) Attack Pattern 2
Command and Scripting Interpreter - T1059 (7385dfaf-6886-4229-9ecd-6fd678040830) Attack Pattern Windows Command Shell - T1059.003 (d1fcf083-a721-4223-aedf-bf8960798d62) Attack Pattern 2
Web Protocols - T1071.001 (df8b2a25-8bdf-4856-953c-a04372b1c161) Attack Pattern Application Layer Protocol - T1071 (355be19c-ffc9-46d5-8d50-d6a036c675b6) Attack Pattern 2
Encrypted Channel - T1573 (b8902400-e6c5-4ba2-95aa-2d35b442b118) Attack Pattern Symmetric Cryptography - T1573.001 (24bfaeba-cb0d-4525-b3dc-507c77ecec41) Attack Pattern 2
Malicious Link - T1204.001 (ef67e13e-5598-4adc-bdb2-998225874fa9) Attack Pattern User Execution - T1204 (8c32eb4d-805f-4fc5-bf60-c4d476c131b5) Attack Pattern 2
Command and Scripting Interpreter - T1059 (7385dfaf-6886-4229-9ecd-6fd678040830) Attack Pattern Python - T1059.006 (cc3502b5-30cc-4473-ad48-42d51a6ef6d1) Attack Pattern 2
Command and Scripting Interpreter - T1059 (7385dfaf-6886-4229-9ecd-6fd678040830) Attack Pattern Visual Basic - T1059.005 (dfd7cc1d-e1d8-4394-a198-97c4cab8aa67) Attack Pattern 2
Registry Run Keys / Startup Folder - T1547.001 (9efb1ea7-c37b-4595-9640-b7680cd84279) Attack Pattern Boot or Logon Autostart Execution - T1547 (1ecb2399-e8ba-4f6b-8ba7-5c27d49405cf) Attack Pattern 2
Masquerading - T1036 (42e8de7b-37b2-4258-905a-6897815e58e0) Attack Pattern Match Legitimate Resource Name or Location - T1036.005 (1c4e5d32-1fe9-4116-9d9d-59e3925bd6a2) Attack Pattern 2
Rundll32 - T1218.011 (045d0922-2310-4e60-b5e4-3302302cb3c5) Attack Pattern System Binary Proxy Execution - T1218 (457c7820-d331-465a-915e-42f85500ccc4) Attack Pattern 2
Spearphishing Attachment - T1566.001 (2e34237d-8574-43f6-aace-ae2915de8597) Attack Pattern Phishing - T1566 (a62a8db3-f23a-4d8f-afd6-9dbc77e7813b) Attack Pattern 2
Local Account - T1087.001 (25659dd6-ea12-45c4-97e6-381e3e4b593e) Attack Pattern Account Discovery - T1087 (72b74d71-8169-42aa-92e0-e7b04b9f5a08) Attack Pattern 2
User Execution - T1204 (8c32eb4d-805f-4fc5-bf60-c4d476c131b5) Attack Pattern Malicious File - T1204.002 (232b7f21-adf9-4b42-b936-b9d6f7df856e) Attack Pattern 2