darkcomet | b537be5941e9414487320ddeb7f4589b0344a2925ea10bc87307978ea8504430

Analysis

max time kernel
30s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-01-2025 04:10

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General

Target

JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
Size

367KB
MD5

778ac94fecec690eac086869f95ac060
SHA1

fec50d4a5959d350961002edfb7b005b6fb73a67
SHA256

b537be5941e9414487320ddeb7f4589b0344a2925ea10bc87307978ea8504430
SHA512

a7693ec4767c5e217db492a109b5be1cb382b4da8f702f29a22b6eee75f05af26f90fe7594b63d938c4a2105f36a373553dff5ed169082c8018392ce04d1137b
SSDEEP

6144:05liXNmkGGAV9s8jL2/J5X+veGTHa34/ReWwrjpc6t3Y3Eh4o53q:03idmkoq/J5uvNHa3SRRqe3EhrVq

Score

10^/10

darkcomet uncrypted discovery persistence rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

Uncrypted

11live.zapto.org:1604

Mutex

DC_MUTEX-8TVG4U4

Attributes

gencode
fm1JDL6aD0oR
install
false
offline_keylogger
true
persistence
false

Signatures

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

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	mscormmc.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe

Executes dropped EXE 2 IoCs

pid	Process
2628	mscormmc.exe
5012	sbscmp10.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-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft® Windows® Operating System = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\mscormmc.exe"	mscormmc.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3240 set thread context of 2132	3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe	89

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2132-9-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2132-10-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2132-11-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2132-12-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2132-13-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2132-16-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2132-15-0x0000000000400000-0x00000000004B7000-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 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_778ac94fecec690eac086869f95ac060.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AppLaunch.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mscormmc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sbscmp10.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe
3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
2628	mscormmc.exe

Suspicious use of AdjustPrivilegeToken 27 IoCs

description	pid	Process
Token: SeDebugPrivilege	3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
Token: SeIncreaseQuotaPrivilege	2132	AppLaunch.exe
Token: SeSecurityPrivilege	2132	AppLaunch.exe
Token: SeTakeOwnershipPrivilege	2132	AppLaunch.exe
Token: SeLoadDriverPrivilege	2132	AppLaunch.exe
Token: SeSystemProfilePrivilege	2132	AppLaunch.exe
Token: SeSystemtimePrivilege	2132	AppLaunch.exe
Token: SeProfSingleProcessPrivilege	2132	AppLaunch.exe
Token: SeIncBasePriorityPrivilege	2132	AppLaunch.exe
Token: SeCreatePagefilePrivilege	2132	AppLaunch.exe
Token: SeBackupPrivilege	2132	AppLaunch.exe
Token: SeRestorePrivilege	2132	AppLaunch.exe
Token: SeShutdownPrivilege	2132	AppLaunch.exe
Token: SeDebugPrivilege	2132	AppLaunch.exe
Token: SeSystemEnvironmentPrivilege	2132	AppLaunch.exe
Token: SeChangeNotifyPrivilege	2132	AppLaunch.exe
Token: SeRemoteShutdownPrivilege	2132	AppLaunch.exe
Token: SeUndockPrivilege	2132	AppLaunch.exe
Token: SeManageVolumePrivilege	2132	AppLaunch.exe
Token: SeImpersonatePrivilege	2132	AppLaunch.exe
Token: SeCreateGlobalPrivilege	2132	AppLaunch.exe
Token: 33	2132	AppLaunch.exe
Token: 34	2132	AppLaunch.exe
Token: 35	2132	AppLaunch.exe
Token: 36	2132	AppLaunch.exe
Token: SeDebugPrivilege	2628	mscormmc.exe
Token: SeDebugPrivilege	5012	sbscmp10.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2132	AppLaunch.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3240 wrote to memory of 2132	3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe	89
PID 3240 wrote to memory of 2132	3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe	89
PID 3240 wrote to memory of 2132	3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe	89
PID 3240 wrote to memory of 2132	3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe	89
PID 3240 wrote to memory of 2132	3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe	89
PID 3240 wrote to memory of 2132	3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe	89
PID 3240 wrote to memory of 2132	3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe	89
PID 3240 wrote to memory of 2132	3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe	89
PID 3240 wrote to memory of 2628	3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe	90
PID 3240 wrote to memory of 2628	3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe	90
PID 3240 wrote to memory of 2628	3240	JaffaCakes118_778ac94fecec690eac086869f95ac060.exe	90
PID 2628 wrote to memory of 5012	2628	mscormmc.exe	91
PID 2628 wrote to memory of 5012	2628	mscormmc.exe	91
PID 2628 wrote to memory of 5012	2628	mscormmc.exe	91

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_778ac94fecec690eac086869f95ac060.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_778ac94fecec690eac086869f95ac060.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3240
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
  C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2132
- C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\mscormmc.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\mscormmc.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2628
- - C:\Users\Admin\AppData\Local\Temp\sbscmp10.exe
    "C:\Users\Admin\AppData\Local\Temp\sbscmp10.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:5012
  - - C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
      C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
      4⤵
      PID:4384

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

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\sbscmp10.exe

Filesize
367KB

MD5
778ac94fecec690eac086869f95ac060

SHA1
fec50d4a5959d350961002edfb7b005b6fb73a67

SHA256
b537be5941e9414487320ddeb7f4589b0344a2925ea10bc87307978ea8504430

SHA512
a7693ec4767c5e217db492a109b5be1cb382b4da8f702f29a22b6eee75f05af26f90fe7594b63d938c4a2105f36a373553dff5ed169082c8018392ce04d1137b

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\mscormmc.exe

Filesize
11KB

MD5
427b0b82ecfa40c76e2e30e00b4bf184

SHA1
2a86f7013bc045dc1ce0226a987525f3c761b382

SHA256
3acdece7fa9b00287d23e76569db64447d2c22687053e9975767696f1f4e26aa

SHA512
162282a546cb7a6331744940b11af21857ae7c13632f3abe25a9188ca24d663f396da84bc0fbc3257af79f614cff4e5fdd346442a536a4bb0417d9921faa7c6f

Download Submit
memory/2132-14-0x0000000000820000-0x0000000000821000-memory.dmp

Filesize
4KB

Download
memory/2132-16-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2132-32-0x0000000000820000-0x0000000000821000-memory.dmp

Filesize
4KB

Download
memory/2132-9-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2132-10-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2132-11-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2132-12-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2132-13-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2132-15-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2628-27-0x0000000074852000-0x0000000074853000-memory.dmp

Filesize
4KB

Download
memory/2628-28-0x0000000074850000-0x0000000074E01000-memory.dmp

Filesize
5.7MB

Download
memory/2628-29-0x0000000074850000-0x0000000074E01000-memory.dmp

Filesize
5.7MB

Download
memory/2628-33-0x0000000074852000-0x0000000074853000-memory.dmp

Filesize
4KB

Download
memory/2628-34-0x0000000074850000-0x0000000074E01000-memory.dmp

Filesize
5.7MB

Download
memory/2628-35-0x0000000074850000-0x0000000074E01000-memory.dmp

Filesize
5.7MB

Download
memory/3240-7-0x0000000074852000-0x0000000074853000-memory.dmp

Filesize
4KB

Download
memory/3240-0-0x0000000074852000-0x0000000074853000-memory.dmp

Filesize
4KB

Download
memory/3240-2-0x0000000074850000-0x0000000074E01000-memory.dmp

Filesize
5.7MB

Download
memory/3240-1-0x0000000074850000-0x0000000074E01000-memory.dmp

Filesize
5.7MB

Download
memory/3240-8-0x0000000074850000-0x0000000074E01000-memory.dmp

Filesize
5.7MB

Download