darkcomet | a4e2a46b625b670b3ecb6ba2f9734a0226580b3eec7cf6eeecda658392f94b5e

Analysis

max time kernel
150s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03-01-2025 19:30

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General

Target

JaffaCakes118_6f0261490a33b176e7053256c85495db.exe
Size

430KB
MD5

6f0261490a33b176e7053256c85495db
SHA1

7418c41637e6498fa2e723e716becbca9df79249
SHA256

a4e2a46b625b670b3ecb6ba2f9734a0226580b3eec7cf6eeecda658392f94b5e
SHA512

697740405f1349953fa0b4b609f2074f8436e7893570bf5389c182f9209ee2209d5c9b3b550acbd5b133ae6edb386cc69a8b006ef202a68fae746d4b6983e974
SSDEEP

6144:SDy8PrMlvmG8JlEeA5DK0u7htq+YXU4Wn72blXh6GZsouNdnI5O8yj+SWt5XhYY0:SrMlvmWDKZVnnK23NdnM35hjp

Score

10^/10

darkcomet muslim discovery persistence rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

muslim

muslimoff.no-ip.biz:1604

Mutex

DCMIN_MUTEX-UVL32SL

Attributes

InstallPath
DCSCMIN\IMDCSC.exe
gencode
FUAL6lhwjFPq
install
true
offline_keylogger
true
persistence
false
reg_key
DarkComet RAT

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\\DCSCMIN\\IMDCSC.exe"	156.exe

Executes dropped EXE 2 IoCs

pid	Process
2428	156.exe
1692	IMDCSC.exe

Loads dropped DLL 2 IoCs

pid	Process
2428	156.exe
2428	156.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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\DarkComet RAT = "C:\\Users\\Admin\\Documents\\DCSCMIN\\IMDCSC.exe"	156.exe

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0008000000012102-7.dat	upx
behavioral1/memory/2428-20-0x00000000035F0000-0x00000000036A7000-memory.dmp	upx
behavioral1/memory/2428-12-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2428-27-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/1692-28-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/1692-29-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/1692-31-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/1692-32-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/1692-33-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/1692-34-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/1692-35-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/1692-36-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/1692-37-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/1692-38-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/1692-39-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/1692-40-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/1692-41-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/1692-42-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/1692-43-0x0000000000400000-0x00000000004B7000-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 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	156.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IMDCSC.exe

Suspicious use of AdjustPrivilegeToken 49 IoCs

description	pid	Process
Token: SeDebugPrivilege	1752	JaffaCakes118_6f0261490a33b176e7053256c85495db.exe
Token: 33	1752	JaffaCakes118_6f0261490a33b176e7053256c85495db.exe
Token: SeIncBasePriorityPrivilege	1752	JaffaCakes118_6f0261490a33b176e7053256c85495db.exe
Token: SeIncreaseQuotaPrivilege	2428	156.exe
Token: SeSecurityPrivilege	2428	156.exe
Token: SeTakeOwnershipPrivilege	2428	156.exe
Token: SeLoadDriverPrivilege	2428	156.exe
Token: SeSystemProfilePrivilege	2428	156.exe
Token: SeSystemtimePrivilege	2428	156.exe
Token: SeProfSingleProcessPrivilege	2428	156.exe
Token: SeIncBasePriorityPrivilege	2428	156.exe
Token: SeCreatePagefilePrivilege	2428	156.exe
Token: SeBackupPrivilege	2428	156.exe
Token: SeRestorePrivilege	2428	156.exe
Token: SeShutdownPrivilege	2428	156.exe
Token: SeDebugPrivilege	2428	156.exe
Token: SeSystemEnvironmentPrivilege	2428	156.exe
Token: SeChangeNotifyPrivilege	2428	156.exe
Token: SeRemoteShutdownPrivilege	2428	156.exe
Token: SeUndockPrivilege	2428	156.exe
Token: SeManageVolumePrivilege	2428	156.exe
Token: SeImpersonatePrivilege	2428	156.exe
Token: SeCreateGlobalPrivilege	2428	156.exe
Token: 33	2428	156.exe
Token: 34	2428	156.exe
Token: 35	2428	156.exe
Token: SeIncreaseQuotaPrivilege	1692	IMDCSC.exe
Token: SeSecurityPrivilege	1692	IMDCSC.exe
Token: SeTakeOwnershipPrivilege	1692	IMDCSC.exe
Token: SeLoadDriverPrivilege	1692	IMDCSC.exe
Token: SeSystemProfilePrivilege	1692	IMDCSC.exe
Token: SeSystemtimePrivilege	1692	IMDCSC.exe
Token: SeProfSingleProcessPrivilege	1692	IMDCSC.exe
Token: SeIncBasePriorityPrivilege	1692	IMDCSC.exe
Token: SeCreatePagefilePrivilege	1692	IMDCSC.exe
Token: SeBackupPrivilege	1692	IMDCSC.exe
Token: SeRestorePrivilege	1692	IMDCSC.exe
Token: SeShutdownPrivilege	1692	IMDCSC.exe
Token: SeDebugPrivilege	1692	IMDCSC.exe
Token: SeSystemEnvironmentPrivilege	1692	IMDCSC.exe
Token: SeChangeNotifyPrivilege	1692	IMDCSC.exe
Token: SeRemoteShutdownPrivilege	1692	IMDCSC.exe
Token: SeUndockPrivilege	1692	IMDCSC.exe
Token: SeManageVolumePrivilege	1692	IMDCSC.exe
Token: SeImpersonatePrivilege	1692	IMDCSC.exe
Token: SeCreateGlobalPrivilege	1692	IMDCSC.exe
Token: 33	1692	IMDCSC.exe
Token: 34	1692	IMDCSC.exe
Token: 35	1692	IMDCSC.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1692	IMDCSC.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1752 wrote to memory of 2428	1752	JaffaCakes118_6f0261490a33b176e7053256c85495db.exe	31
PID 1752 wrote to memory of 2428	1752	JaffaCakes118_6f0261490a33b176e7053256c85495db.exe	31
PID 1752 wrote to memory of 2428	1752	JaffaCakes118_6f0261490a33b176e7053256c85495db.exe	31
PID 1752 wrote to memory of 2428	1752	JaffaCakes118_6f0261490a33b176e7053256c85495db.exe	31
PID 2428 wrote to memory of 1692	2428	156.exe	32
PID 2428 wrote to memory of 1692	2428	156.exe	32
PID 2428 wrote to memory of 1692	2428	156.exe	32
PID 2428 wrote to memory of 1692	2428	156.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6f0261490a33b176e7053256c85495db.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6f0261490a33b176e7053256c85495db.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1752
- C:\Users\Admin\AppData\Local\Temp\156.exe
  C:\Users\Admin\AppData\Local\Temp\156.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:2428
- - C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
    "C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:1692

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\156.exe

Filesize
232KB

MD5
03cc7a51537670b7104ab83da954651c

SHA1
4010225eff37471ad1b0002aedd5b9ea5915a254

SHA256
dfaaab759867e90ae91967b5a2116fec2bf19a88a1c70bbf532e6cadbb600bc4

SHA512
89ae7aee2b39e7186a9583b8f70d0173e66156559f7c3875135d1c49c1d0730f066648ff57ea59ad374c535cedd9d85bac595ac5bf6d4cde6ad2398e8a270302

Download Submit
memory/1692-35-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1692-39-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1692-31-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1692-32-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1692-30-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/1692-42-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1692-41-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1692-40-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1692-24-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/1692-36-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1692-28-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1692-29-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1692-43-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1692-38-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1692-37-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1692-33-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1692-34-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1752-8-0x000007FEF5190000-0x000007FEF5B7C000-memory.dmp

Filesize
9.9MB

Download
memory/1752-0-0x000007FEF5193000-0x000007FEF5194000-memory.dmp

Filesize
4KB

Download
memory/1752-1-0x0000000000CA0000-0x0000000000D12000-memory.dmp

Filesize
456KB

Download
memory/1752-23-0x000007FEF5190000-0x000007FEF5B7C000-memory.dmp

Filesize
9.9MB

Download
memory/2428-9-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2428-27-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2428-12-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2428-21-0x00000000035F0000-0x00000000036A7000-memory.dmp

Filesize
732KB

Download
memory/2428-20-0x00000000035F0000-0x00000000036A7000-memory.dmp

Filesize
732KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads