darkcomet | 43ed2b2e7cea9419473cdb249f29f9d5d340c955046e9ccfd4506a9ea9bcb60c

Analysis

max time kernel
150s
max time network
120s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
12/02/2025, 03:51

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General

Target

JaffaCakes118_ece22edeb630f6ea780e2ddc01fa0005.exe
Size

423KB
MD5

ece22edeb630f6ea780e2ddc01fa0005
SHA1

1804adb8a736799c0d8c3b9556335b19c7d83ebb
SHA256

43ed2b2e7cea9419473cdb249f29f9d5d340c955046e9ccfd4506a9ea9bcb60c
SHA512

0c0291723dfdd0645c3a0d8ebb95cb4b3b71468e258d3ff95e4864db1afba8f8db99ff11e2a08e3e97b597ce51dd004132df6f44bbcefd2b89be1a2dfd6d1a3f
SSDEEP

12288:ClghoSqaNJ/Jj0rvipd0ysnewRU16PUAQ9muZ:Qg2aNb0rqkyWO1mU58A

Score

10^/10

darkcomet guest16 discovery persistence rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

kurd97.no-ip.org:1604

Mutex

DC_MUTEX-F54S21D

Attributes

InstallPath
MSDCSC\msdcsc.exe
gencode
1U7AdLWZPz0J
install
true
offline_keylogger
true
persistence
false
reg_key
MicroUpdate

rc4.plain

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"	Stage1.exe

Executes dropped EXE 3 IoCs

pid	Process
2432	Stage2.exe
2852	Stage1.exe
2964	msdcsc.exe

Loads dropped DLL 6 IoCs

pid	Process
2416	JaffaCakes118_ece22edeb630f6ea780e2ddc01fa0005.exe
2416	JaffaCakes118_ece22edeb630f6ea780e2ddc01fa0005.exe
2416	JaffaCakes118_ece22edeb630f6ea780e2ddc01fa0005.exe
2416	JaffaCakes118_ece22edeb630f6ea780e2ddc01fa0005.exe
2852	Stage1.exe
2852	Stage1.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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	Stage1.exe

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2416-0-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral1/files/0x000c00000001202c-6.dat	upx
behavioral1/memory/2432-13-0x0000000000400000-0x0000000000443000-memory.dmp	upx
behavioral1/memory/2432-17-0x0000000000400000-0x0000000000443000-memory.dmp	upx
behavioral1/memory/2416-35-0x0000000000400000-0x0000000000424000-memory.dmp	upx

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 5 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_ece22edeb630f6ea780e2ddc01fa0005.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Stage2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Stage1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdcsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2852	Stage1.exe
Token: SeSecurityPrivilege	2852	Stage1.exe
Token: SeTakeOwnershipPrivilege	2852	Stage1.exe
Token: SeLoadDriverPrivilege	2852	Stage1.exe
Token: SeSystemProfilePrivilege	2852	Stage1.exe
Token: SeSystemtimePrivilege	2852	Stage1.exe
Token: SeProfSingleProcessPrivilege	2852	Stage1.exe
Token: SeIncBasePriorityPrivilege	2852	Stage1.exe
Token: SeCreatePagefilePrivilege	2852	Stage1.exe
Token: SeBackupPrivilege	2852	Stage1.exe
Token: SeRestorePrivilege	2852	Stage1.exe
Token: SeShutdownPrivilege	2852	Stage1.exe
Token: SeDebugPrivilege	2852	Stage1.exe
Token: SeSystemEnvironmentPrivilege	2852	Stage1.exe
Token: SeChangeNotifyPrivilege	2852	Stage1.exe
Token: SeRemoteShutdownPrivilege	2852	Stage1.exe
Token: SeUndockPrivilege	2852	Stage1.exe
Token: SeManageVolumePrivilege	2852	Stage1.exe
Token: SeImpersonatePrivilege	2852	Stage1.exe
Token: SeCreateGlobalPrivilege	2852	Stage1.exe
Token: 33	2852	Stage1.exe
Token: 34	2852	Stage1.exe
Token: 35	2852	Stage1.exe
Token: SeIncreaseQuotaPrivilege	2964	msdcsc.exe
Token: SeSecurityPrivilege	2964	msdcsc.exe
Token: SeTakeOwnershipPrivilege	2964	msdcsc.exe
Token: SeLoadDriverPrivilege	2964	msdcsc.exe
Token: SeSystemProfilePrivilege	2964	msdcsc.exe
Token: SeSystemtimePrivilege	2964	msdcsc.exe
Token: SeProfSingleProcessPrivilege	2964	msdcsc.exe
Token: SeIncBasePriorityPrivilege	2964	msdcsc.exe
Token: SeCreatePagefilePrivilege	2964	msdcsc.exe
Token: SeBackupPrivilege	2964	msdcsc.exe
Token: SeRestorePrivilege	2964	msdcsc.exe
Token: SeShutdownPrivilege	2964	msdcsc.exe
Token: SeDebugPrivilege	2964	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	2964	msdcsc.exe
Token: SeChangeNotifyPrivilege	2964	msdcsc.exe
Token: SeRemoteShutdownPrivilege	2964	msdcsc.exe
Token: SeUndockPrivilege	2964	msdcsc.exe
Token: SeManageVolumePrivilege	2964	msdcsc.exe
Token: SeImpersonatePrivilege	2964	msdcsc.exe
Token: SeCreateGlobalPrivilege	2964	msdcsc.exe
Token: 33	2964	msdcsc.exe
Token: 34	2964	msdcsc.exe
Token: 35	2964	msdcsc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2964	msdcsc.exe

Suspicious use of WriteProcessMemory 35 IoCs

description	pid	Process	procid_target
PID 2416 wrote to memory of 2432	2416	JaffaCakes118_ece22edeb630f6ea780e2ddc01fa0005.exe	30
PID 2416 wrote to memory of 2432	2416	JaffaCakes118_ece22edeb630f6ea780e2ddc01fa0005.exe	30
PID 2416 wrote to memory of 2432	2416	JaffaCakes118_ece22edeb630f6ea780e2ddc01fa0005.exe	30
PID 2416 wrote to memory of 2432	2416	JaffaCakes118_ece22edeb630f6ea780e2ddc01fa0005.exe	30
PID 2416 wrote to memory of 2852	2416	JaffaCakes118_ece22edeb630f6ea780e2ddc01fa0005.exe	32
PID 2416 wrote to memory of 2852	2416	JaffaCakes118_ece22edeb630f6ea780e2ddc01fa0005.exe	32
PID 2416 wrote to memory of 2852	2416	JaffaCakes118_ece22edeb630f6ea780e2ddc01fa0005.exe	32
PID 2416 wrote to memory of 2852	2416	JaffaCakes118_ece22edeb630f6ea780e2ddc01fa0005.exe	32
PID 2852 wrote to memory of 2964	2852	Stage1.exe	33
PID 2852 wrote to memory of 2964	2852	Stage1.exe	33
PID 2852 wrote to memory of 2964	2852	Stage1.exe	33
PID 2852 wrote to memory of 2964	2852	Stage1.exe	33
PID 2964 wrote to memory of 3060	2964	msdcsc.exe	34
PID 2964 wrote to memory of 3060	2964	msdcsc.exe	34
PID 2964 wrote to memory of 3060	2964	msdcsc.exe	34
PID 2964 wrote to memory of 3060	2964	msdcsc.exe	34
PID 2964 wrote to memory of 3060	2964	msdcsc.exe	34
PID 2964 wrote to memory of 3060	2964	msdcsc.exe	34
PID 2964 wrote to memory of 3060	2964	msdcsc.exe	34
PID 2964 wrote to memory of 3060	2964	msdcsc.exe	34
PID 2964 wrote to memory of 3060	2964	msdcsc.exe	34
PID 2964 wrote to memory of 3060	2964	msdcsc.exe	34
PID 2964 wrote to memory of 3060	2964	msdcsc.exe	34
PID 2964 wrote to memory of 3060	2964	msdcsc.exe	34
PID 2964 wrote to memory of 3060	2964	msdcsc.exe	34
PID 2964 wrote to memory of 3060	2964	msdcsc.exe	34
PID 2964 wrote to memory of 3060	2964	msdcsc.exe	34
PID 2964 wrote to memory of 3060	2964	msdcsc.exe	34
PID 2964 wrote to memory of 3060	2964	msdcsc.exe	34
PID 2964 wrote to memory of 3060	2964	msdcsc.exe	34
PID 2964 wrote to memory of 3060	2964	msdcsc.exe	34
PID 2964 wrote to memory of 3060	2964	msdcsc.exe	34
PID 2964 wrote to memory of 3060	2964	msdcsc.exe	34
PID 2964 wrote to memory of 3060	2964	msdcsc.exe	34
PID 2964 wrote to memory of 3060	2964	msdcsc.exe	34

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ece22edeb630f6ea780e2ddc01fa0005.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ece22edeb630f6ea780e2ddc01fa0005.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2416
- C:\Users\Admin\AppData\Local\Temp\Stage2.exe
  "C:\Users\Admin\AppData\Local\Temp\Stage2.exe" x -y -oC:\Users\Admin\AppData\Local\Temp -pxnq8rPMxVI87ciGwWJHxRTy3iauHcIirteOOELv3B5vkS9kJoHBUAahY1dWxj8yA
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2432
- C:\Users\Admin\AppData\Local\Temp\Stage1.exe
  "C:\Users\Admin\AppData\Local\Temp\Stage1.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2852
- - C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
    "C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2964
  - - C:\Windows\SysWOW64\notepad.exe
      notepad
      4⤵
      System Location Discovery: System Language Discovery
      PID:3060

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\AppData\Local\Temp\Stage1.exe

Filesize
758KB

MD5
7c303d83d9e98481a51fbb713d9167ad

SHA1
41161fa33b57592a45283f49ce8639aeddc9505f

SHA256
03f99cbd454ab8b5d2fab9720f0280f4ebc7ff3d011278cac422894263f300fb

SHA512
013c590078de3830b6425ee45218e93739470b14c33538b25740a8b32b2054ba1efda306703d2a17429619b72774c789679a348082d847aaee09916ec0146473

Download Submit
\Users\Admin\AppData\Local\Temp\Stage2.exe

Filesize
376KB

MD5
ba4812abf562446e2bcda7f952a89593

SHA1
d6ce12b940c0564cbe6880947babf98caa818945

SHA256
34535400b392d926fa1f5ed60a768659afd57d33b969676a9ca6675961063127

SHA512
d44f7445a42a17f9ab7f662222a53442317eb8c64d6516ece6881b6c923360880e068708da84a9d1add66498b7cc8fe7c9a320b9bdd6a7a0f2dcd3d5f3a5f38b

Download Submit
memory/2416-35-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2416-12-0x0000000002510000-0x0000000002553000-memory.dmp

Filesize
268KB

Download
memory/2416-11-0x0000000002510000-0x0000000002553000-memory.dmp

Filesize
268KB

Download
memory/2416-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2432-13-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/2432-17-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/2852-22-0x00000000002E0000-0x00000000002E1000-memory.dmp

Filesize
4KB

Download
memory/2852-33-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/2964-75-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/2964-80-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/2964-88-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/2964-76-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/2964-77-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/2964-78-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/2964-79-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/2964-87-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/2964-81-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/2964-82-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/2964-83-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/2964-84-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/2964-85-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/2964-86-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/3060-36-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/3060-74-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads