darkcomet | 27b67644170b08d57dcd8bb39d9b779632aad6697845015175e51e4801a42a5a

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07/02/2025, 11:51

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General

Target

JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
Size

800KB
MD5

b6b6a5213f8b3e7ce5306cd069dcbf5e
SHA1

9991f4da8630039b84f4bf8c1b45fec898fa80b7
SHA256

27b67644170b08d57dcd8bb39d9b779632aad6697845015175e51e4801a42a5a
SHA512

bb0deacba3eeca40fe69990c30a9a3cee3d82052d895a50e7c92b461ca19ecf6c1109209763b6df4ea2fe9c3565c672fe63c7a11dfd9692ba71fae223eafb6ea
SSDEEP

12288:+f9tz7HqHG/niI+dExFzfPrwbg1llIfUls:+f7z7HqKsE+2lIff

Score

10^/10

darkcomet guest16 discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Attributes

gencode
install
false
offline_keylogger
false
persistence
false

rc4.plain

Extracted

Family

darkcomet

Botnet

Guest16

speeed.hopto.org:147

Mutex

DC_MUTEX-HGY40HP

Attributes

InstallPath
MSDCSC\msdcsc.exe
gencode
cNTlixxZgYma
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"	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe

Executes dropped EXE 1 IoCs

pid	Process
2320	msdcsc.exe

Loads dropped DLL 2 IoCs

pid	Process
2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2320 set thread context of 2924	2320	msdcsc.exe	31

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 2 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_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdcsc.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
Token: SeSecurityPrivilege	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
Token: SeTakeOwnershipPrivilege	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
Token: SeLoadDriverPrivilege	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
Token: SeSystemProfilePrivilege	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
Token: SeSystemtimePrivilege	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
Token: SeProfSingleProcessPrivilege	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
Token: SeIncBasePriorityPrivilege	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
Token: SeCreatePagefilePrivilege	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
Token: SeBackupPrivilege	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
Token: SeRestorePrivilege	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
Token: SeShutdownPrivilege	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
Token: SeDebugPrivilege	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
Token: SeSystemEnvironmentPrivilege	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
Token: SeChangeNotifyPrivilege	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
Token: SeRemoteShutdownPrivilege	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
Token: SeUndockPrivilege	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
Token: SeManageVolumePrivilege	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
Token: SeImpersonatePrivilege	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
Token: SeCreateGlobalPrivilege	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
Token: 33	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
Token: 34	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
Token: 35	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
Token: SeIncreaseQuotaPrivilege	2320	msdcsc.exe
Token: SeSecurityPrivilege	2320	msdcsc.exe
Token: SeTakeOwnershipPrivilege	2320	msdcsc.exe
Token: SeLoadDriverPrivilege	2320	msdcsc.exe
Token: SeSystemProfilePrivilege	2320	msdcsc.exe
Token: SeSystemtimePrivilege	2320	msdcsc.exe
Token: SeProfSingleProcessPrivilege	2320	msdcsc.exe
Token: SeIncBasePriorityPrivilege	2320	msdcsc.exe
Token: SeCreatePagefilePrivilege	2320	msdcsc.exe
Token: SeBackupPrivilege	2320	msdcsc.exe
Token: SeRestorePrivilege	2320	msdcsc.exe
Token: SeShutdownPrivilege	2320	msdcsc.exe
Token: SeDebugPrivilege	2320	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	2320	msdcsc.exe
Token: SeChangeNotifyPrivilege	2320	msdcsc.exe
Token: SeRemoteShutdownPrivilege	2320	msdcsc.exe
Token: SeUndockPrivilege	2320	msdcsc.exe
Token: SeManageVolumePrivilege	2320	msdcsc.exe
Token: SeImpersonatePrivilege	2320	msdcsc.exe
Token: SeCreateGlobalPrivilege	2320	msdcsc.exe
Token: 33	2320	msdcsc.exe
Token: 34	2320	msdcsc.exe
Token: 35	2320	msdcsc.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2180 wrote to memory of 2320	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe	30
PID 2180 wrote to memory of 2320	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe	30
PID 2180 wrote to memory of 2320	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe	30
PID 2180 wrote to memory of 2320	2180	JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe	30
PID 2320 wrote to memory of 2924	2320	msdcsc.exe	31
PID 2320 wrote to memory of 2924	2320	msdcsc.exe	31
PID 2320 wrote to memory of 2924	2320	msdcsc.exe	31
PID 2320 wrote to memory of 2924	2320	msdcsc.exe	31
PID 2320 wrote to memory of 2924	2320	msdcsc.exe	31
PID 2320 wrote to memory of 2924	2320	msdcsc.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b6b6a5213f8b3e7ce5306cd069dcbf5e.exe"
1⤵
- 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:2180
- C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
  "C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2320
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    PID:2924

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
800KB

MD5
b6b6a5213f8b3e7ce5306cd069dcbf5e

SHA1
9991f4da8630039b84f4bf8c1b45fec898fa80b7

SHA256
27b67644170b08d57dcd8bb39d9b779632aad6697845015175e51e4801a42a5a

SHA512
bb0deacba3eeca40fe69990c30a9a3cee3d82052d895a50e7c92b461ca19ecf6c1109209763b6df4ea2fe9c3565c672fe63c7a11dfd9692ba71fae223eafb6ea

Download Submit
memory/2180-5-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download
memory/2180-4-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download
memory/2180-3-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download
memory/2180-2-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download
memory/2180-1-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download
memory/2180-0-0x0000000000401000-0x0000000000403000-memory.dmp

Filesize
8KB

Download
memory/2180-6-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download
memory/2180-10-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download
memory/2180-9-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download
memory/2320-30-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download
memory/2320-26-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download
memory/2320-22-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download
memory/2320-29-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download
memory/2320-31-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download
memory/2320-28-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download
memory/2320-27-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download
memory/2320-23-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download
memory/2320-25-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download
memory/2320-24-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download
memory/2320-20-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download
memory/2320-21-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download
memory/2320-34-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download
memory/2924-32-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads