darkcomet | b3b0c947ba63b018a33cbaf6a9dcec54dfab6c7fc4b214e2398ad348d63f5fb9

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
26/06/2024, 10:20

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General

Target
11a899652e96ac8dbc0c2590557f89b7_JaffaCakes118.exe
Size 930KB
Sample240626-mdf88asfnn
SHA256 b3b0c947ba63b018a33cbaf6a9dcec54dfab6c7fc4b214e2398ad348d63f5fb9
MD5 11a899652e96ac8dbc0c2590557f89b7
SHA1 8f249a3e904be7b849ef7e5647135dce3937b9e6
SHA512 a6a20ff309d283c28fc71d02acf0c698d9b6d7a69d54c79d3f3f5f18f7ee087c94a3b630e095f5263127d7aafab11d45b0150795904972eac688e01ac0f3d218
SSDEEP 24576:rksvAoPcOligltAS2UU2nJQoIEanbiY1+U/iZfDUxFDGYiNg:AwAocOlxTfJfUnbZiZ7UxFDGRg
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

darkcomet persistence rat trojan

Malware Config

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet

Executes dropped EXE 3 IoCs

pid	Process
1848	dll.exe
2920	svchost.exe
1356	Winamp.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	11a899652e96ac8dbc0c2590557f89b7_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WinUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\dll.exe"	dll.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1848 set thread context of 2920	1848	dll.exe	84

Suspicious use of AdjustPrivilegeToken 25 IoCs

description	pid	Process
Token: SeDebugPrivilege	1848	dll.exe
Token: SeIncreaseQuotaPrivilege	2920	svchost.exe
Token: SeSecurityPrivilege	2920	svchost.exe
Token: SeTakeOwnershipPrivilege	2920	svchost.exe
Token: SeLoadDriverPrivilege	2920	svchost.exe
Token: SeSystemProfilePrivilege	2920	svchost.exe
Token: SeSystemtimePrivilege	2920	svchost.exe
Token: SeProfSingleProcessPrivilege	2920	svchost.exe
Token: SeIncBasePriorityPrivilege	2920	svchost.exe
Token: SeCreatePagefilePrivilege	2920	svchost.exe
Token: SeBackupPrivilege	2920	svchost.exe
Token: SeRestorePrivilege	2920	svchost.exe
Token: SeShutdownPrivilege	2920	svchost.exe
Token: SeDebugPrivilege	2920	svchost.exe
Token: SeSystemEnvironmentPrivilege	2920	svchost.exe
Token: SeChangeNotifyPrivilege	2920	svchost.exe
Token: SeRemoteShutdownPrivilege	2920	svchost.exe
Token: SeUndockPrivilege	2920	svchost.exe
Token: SeManageVolumePrivilege	2920	svchost.exe
Token: SeImpersonatePrivilege	2920	svchost.exe
Token: SeCreateGlobalPrivilege	2920	svchost.exe
Token: 33	2920	svchost.exe
Token: 34	2920	svchost.exe
Token: 35	2920	svchost.exe
Token: 36	2920	svchost.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1356	Winamp.exe
2920	svchost.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2000 wrote to memory of 1848	2000	11a899652e96ac8dbc0c2590557f89b7_JaffaCakes118.exe	83
PID 2000 wrote to memory of 1848	2000	11a899652e96ac8dbc0c2590557f89b7_JaffaCakes118.exe	83
PID 2000 wrote to memory of 1848	2000	11a899652e96ac8dbc0c2590557f89b7_JaffaCakes118.exe	83
PID 1848 wrote to memory of 2920	1848	dll.exe	84
PID 1848 wrote to memory of 2920	1848	dll.exe	84
PID 1848 wrote to memory of 2920	1848	dll.exe	84
PID 1848 wrote to memory of 2920	1848	dll.exe	84
PID 1848 wrote to memory of 2920	1848	dll.exe	84
PID 1848 wrote to memory of 2920	1848	dll.exe	84
PID 1848 wrote to memory of 2920	1848	dll.exe	84
PID 1848 wrote to memory of 2920	1848	dll.exe	84
PID 1848 wrote to memory of 2920	1848	dll.exe	84
PID 1848 wrote to memory of 2920	1848	dll.exe	84
PID 1848 wrote to memory of 2920	1848	dll.exe	84
PID 1848 wrote to memory of 2920	1848	dll.exe	84
PID 1848 wrote to memory of 2920	1848	dll.exe	84
PID 1848 wrote to memory of 2920	1848	dll.exe	84
PID 2000 wrote to memory of 1356	2000	11a899652e96ac8dbc0c2590557f89b7_JaffaCakes118.exe	86
PID 2000 wrote to memory of 1356	2000	11a899652e96ac8dbc0c2590557f89b7_JaffaCakes118.exe	86
PID 2000 wrote to memory of 1356	2000	11a899652e96ac8dbc0c2590557f89b7_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\11a899652e96ac8dbc0c2590557f89b7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\11a899652e96ac8dbc0c2590557f89b7_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2000
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dll.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dll.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1848
- - C:\Users\Admin\AppData\Local\Temp\svchost.exe
    C:\Users\Admin\AppData\Local\Temp\svchost.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:2920
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Winamp.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Winamp.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:1356

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

Winamp.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Winamp.exe
Size 2.0MB
SHA256 e346e99af27292cc82ca35435c4158647b20c00cc6de86dd4d7a06cca0c67ae3
MD5 3f76c39f2946af39292f06fc95fbd4c8
SHA1 bce8649570f21d5812359d30ca52a95e0b1e6a14
SHA512 8808c63c8a613921feb6258804976961326734be372afb179fca96a9e77fcc68ee24353eca35174f52179c2957df2b0eb85bd43e0498a6b831847ce78a48fdda
SSDEEP 49152:GUlhBdC9y3iYn/Vq9bihe3VNcISd+leYyiC27kAHo+J23FWHKHyN2fwUembAXi9Z:wy3iY/Sbihe3VNcISd+leYyiC27kAHo3
MD5 SHA1 SHA512 SSDEEP

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dll.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dll.exe
Size 679KB
SHA256 e8376481838a0347cf2e08e09ec3d6a53424578356f68913b26bf167cd96df1f
MD5 61a6c647f1fd1c4f8ca666fe7b11d04b
SHA1 81d80e7b5be3b6fad26936f05093ef1479c120be
SHA512 c805b421b537b93eb8f66074896c1c59a37676f78fa8a695346a43f9966be3741c141ac7b38b5c37dfc97a7d285e085b7fb395563ed7b3eedd6cba5f05336f81
SSDEEP 12288:MKSshbVh9m2FDI/ox8UQ7gl8Sd1jDrNAWcjAcgJoe7lhYDeB4MYuA3FclI:f3hl/x8UQ7Q8grCWcjTgJRQM4MG3Fc
MD5 SHA1 SHA512 SSDEEP

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svchost.exe

Path C:\Users\Admin\AppData\Local\Temp\svchost.exe
Size 34KB
SHA256 3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9
MD5 e118330b4629b12368d91b9df6488be0
SHA1 ce90218c7e3b90df2a3409ec253048bb6472c2fd
SHA512 ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0
SSDEEP 768:Paq4bp49YK+2Cza0pS6icHmMl9CvwOElkn3yKdn5y85p3:ud4+KTMVJHmMsEBKdn5vj
MD5 SHA1 SHA512 SSDEEP

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memory/1848-20-0x0000000075190000-0x0000000075741000-memory.dmp

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memory/1848-7-0x0000000075192000-0x0000000075193000-memory.dmp

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memory/1848-8-0x0000000075190000-0x0000000075741000-memory.dmp

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memory/1848-9-0x0000000075190000-0x0000000075741000-memory.dmp

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memory/2920-28-0x0000000000400000-0x00000000004B3000-memory.dmp

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memory/2920-33-0x0000000000400000-0x00000000004B3000-memory.dmp

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memory/2920-15-0x0000000000400000-0x00000000004B3000-memory.dmp

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memory/2920-17-0x0000000000400000-0x00000000004B3000-memory.dmp

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memory/2920-24-0x00000000025C0000-0x00000000025C1000-memory.dmp

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memory/2920-27-0x0000000000400000-0x00000000004B3000-memory.dmp

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memory/2920-29-0x0000000000400000-0x00000000004B3000-memory.dmp

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memory/2920-12-0x0000000000400000-0x00000000004B3000-memory.dmp

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memory/2920-30-0x0000000000400000-0x00000000004B3000-memory.dmp

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memory/2920-31-0x0000000000400000-0x00000000004B3000-memory.dmp

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memory/2920-32-0x0000000000400000-0x00000000004B3000-memory.dmp

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memory/2920-19-0x0000000000400000-0x00000000004B3000-memory.dmp

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memory/2920-34-0x0000000000400000-0x00000000004B3000-memory.dmp

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memory/2920-35-0x0000000000400000-0x00000000004B3000-memory.dmp

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memory/2920-36-0x0000000000400000-0x00000000004B3000-memory.dmp

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memory/2920-37-0x0000000000400000-0x00000000004B3000-memory.dmp

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memory/2920-38-0x0000000000400000-0x00000000004B3000-memory.dmp

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memory/2920-39-0x0000000000400000-0x00000000004B3000-memory.dmp

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memory/2920-40-0x0000000000400000-0x00000000004B3000-memory.dmp

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memory/2920-41-0x0000000000400000-0x00000000004B3000-memory.dmp

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memory/2920-42-0x0000000000400000-0x00000000004B3000-memory.dmp

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memory/2920-43-0x0000000000400000-0x00000000004B3000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads