darkcomet | e1d6755c9349ae52f82cc0118752649fa01f0e2d3ede0062b282e0311dc58017

Analysis

max time kernel
150s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-01-2025 15:05

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General

Target

JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Size

721KB
MD5

40cc7f1ac53d3b835227a0676c36cc87
SHA1

eb257ed1fc860f63df76ac5d43fc62b93dd09cbe
SHA256

e1d6755c9349ae52f82cc0118752649fa01f0e2d3ede0062b282e0311dc58017
SHA512

46ee9b163f31904f809807eb8664fffa079f2a5b470cdd9c8c7ce5ac3a4e972d209a1f2bab10a489920448258917bd14d5218bd0a470dceb629dc1dd1e2a34f3
SSDEEP

12288:kjh8ZBPJaG77Wiq0oGUk6ss5XPn5jfJIAc93nJC0PmPD6sZYPaads2PfhNN8PPM7:BPUG2LHG8VZJbeg0+r6gYiOPPf983

Score

10^/10

darkcomet guest16 discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

sepeti.zapto.org:2323

Mutex

DC_MUTEX-GWNWMRG

Attributes

InstallPath
MSDCSC\msdcsc.exe
gencode
xThbpvEWW0Ry
install
true
offline_keylogger
true
persistence
false
reg_key
MicroUpdate

Signatures

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

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe

Executes dropped EXE 2 IoCs

pid	Process
2684	msdcsc.exe
2712	msdcsc.exe

Loads dropped DLL 3 IoCs

pid	Process
1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
2684	msdcsc.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1984 set thread context of 1812	1984	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe	31
PID 2684 set thread context of 2712	2684	msdcsc.exe	33

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdcsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdcsc.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Token: SeSecurityPrivilege	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Token: SeTakeOwnershipPrivilege	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Token: SeLoadDriverPrivilege	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Token: SeSystemProfilePrivilege	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Token: SeSystemtimePrivilege	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Token: SeProfSingleProcessPrivilege	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Token: SeIncBasePriorityPrivilege	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Token: SeCreatePagefilePrivilege	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Token: SeBackupPrivilege	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Token: SeRestorePrivilege	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Token: SeShutdownPrivilege	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Token: SeDebugPrivilege	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Token: SeSystemEnvironmentPrivilege	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Token: SeChangeNotifyPrivilege	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Token: SeRemoteShutdownPrivilege	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Token: SeUndockPrivilege	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Token: SeManageVolumePrivilege	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Token: SeImpersonatePrivilege	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Token: SeCreateGlobalPrivilege	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Token: 33	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Token: 34	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Token: 35	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
Token: SeIncreaseQuotaPrivilege	2712	msdcsc.exe
Token: SeSecurityPrivilege	2712	msdcsc.exe
Token: SeTakeOwnershipPrivilege	2712	msdcsc.exe
Token: SeLoadDriverPrivilege	2712	msdcsc.exe
Token: SeSystemProfilePrivilege	2712	msdcsc.exe
Token: SeSystemtimePrivilege	2712	msdcsc.exe
Token: SeProfSingleProcessPrivilege	2712	msdcsc.exe
Token: SeIncBasePriorityPrivilege	2712	msdcsc.exe
Token: SeCreatePagefilePrivilege	2712	msdcsc.exe
Token: SeBackupPrivilege	2712	msdcsc.exe
Token: SeRestorePrivilege	2712	msdcsc.exe
Token: SeShutdownPrivilege	2712	msdcsc.exe
Token: SeDebugPrivilege	2712	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	2712	msdcsc.exe
Token: SeChangeNotifyPrivilege	2712	msdcsc.exe
Token: SeRemoteShutdownPrivilege	2712	msdcsc.exe
Token: SeUndockPrivilege	2712	msdcsc.exe
Token: SeManageVolumePrivilege	2712	msdcsc.exe
Token: SeImpersonatePrivilege	2712	msdcsc.exe
Token: SeCreateGlobalPrivilege	2712	msdcsc.exe
Token: 33	2712	msdcsc.exe
Token: 34	2712	msdcsc.exe
Token: 35	2712	msdcsc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2712	msdcsc.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 1812	1984	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe	31
PID 1984 wrote to memory of 1812	1984	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe	31
PID 1984 wrote to memory of 1812	1984	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe	31
PID 1984 wrote to memory of 1812	1984	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe	31
PID 1984 wrote to memory of 1812	1984	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe	31
PID 1984 wrote to memory of 1812	1984	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe	31
PID 1984 wrote to memory of 1812	1984	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe	31
PID 1984 wrote to memory of 1812	1984	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe	31
PID 1984 wrote to memory of 1812	1984	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe	31
PID 1984 wrote to memory of 1812	1984	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe	31
PID 1984 wrote to memory of 1812	1984	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe	31
PID 1984 wrote to memory of 1812	1984	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe	31
PID 1812 wrote to memory of 2684	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe	32
PID 1812 wrote to memory of 2684	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe	32
PID 1812 wrote to memory of 2684	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe	32
PID 1812 wrote to memory of 2684	1812	JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe	32
PID 2684 wrote to memory of 2712	2684	msdcsc.exe	33
PID 2684 wrote to memory of 2712	2684	msdcsc.exe	33
PID 2684 wrote to memory of 2712	2684	msdcsc.exe	33
PID 2684 wrote to memory of 2712	2684	msdcsc.exe	33
PID 2684 wrote to memory of 2712	2684	msdcsc.exe	33
PID 2684 wrote to memory of 2712	2684	msdcsc.exe	33
PID 2684 wrote to memory of 2712	2684	msdcsc.exe	33
PID 2684 wrote to memory of 2712	2684	msdcsc.exe	33
PID 2684 wrote to memory of 2712	2684	msdcsc.exe	33
PID 2684 wrote to memory of 2712	2684	msdcsc.exe	33
PID 2684 wrote to memory of 2712	2684	msdcsc.exe	33
PID 2684 wrote to memory of 2712	2684	msdcsc.exe	33

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1984
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40cc7f1ac53d3b835227a0676c36cc87.exe
  2⤵
  - Modifies WinLogon for persistence
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1812
- - C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
    "C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2684
  - - C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
      C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:2712

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

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\Documents\MSDCSC\msdcsc.exe

Filesize
721KB

MD5
40cc7f1ac53d3b835227a0676c36cc87

SHA1
eb257ed1fc860f63df76ac5d43fc62b93dd09cbe

SHA256
e1d6755c9349ae52f82cc0118752649fa01f0e2d3ede0062b282e0311dc58017

SHA512
46ee9b163f31904f809807eb8664fffa079f2a5b470cdd9c8c7ce5ac3a4e972d209a1f2bab10a489920448258917bd14d5218bd0a470dceb629dc1dd1e2a34f3

Download Submit
memory/1812-34-0x0000000003780000-0x0000000003837000-memory.dmp

Filesize
732KB

Download
memory/1812-22-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1812-1-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1812-6-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1812-10-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1812-19-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1812-38-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1812-18-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1812-16-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1812-12-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1812-8-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1812-14-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1812-21-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1812-29-0x0000000003780000-0x0000000003837000-memory.dmp

Filesize
732KB

Download
memory/1812-23-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1812-4-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1984-0-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1984-20-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1984-2-0x0000000000220000-0x00000000002D7000-memory.dmp

Filesize
732KB

Download
memory/2684-59-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2712-76-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2712-71-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2712-65-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2712-63-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2712-66-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2712-67-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2712-68-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2712-69-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2712-70-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2712-64-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2712-72-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2712-73-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2712-74-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2712-75-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2712-62-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2712-77-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2712-78-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2712-79-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2712-80-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2712-81-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads