darkcomet | cc8c8a7d034f5141dc99c14d1910b065ee3ab2debc5e5ac409f6612a8c2d2c61

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/02/2025, 03:45

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General

Target

JaffaCakes118_1e49a062f5e951716ade7657fd2eb4e0.exe
Size

514KB
MD5

1e49a062f5e951716ade7657fd2eb4e0
SHA1

2c717266647f7be48837a77af886199ad51a6831
SHA256

cc8c8a7d034f5141dc99c14d1910b065ee3ab2debc5e5ac409f6612a8c2d2c61
SHA512

c4af7902e6b4f84ca27d5084cb7aeb10a8ab8f8ee4fb3b012d9d0796d941f2535e9880cba73dc7b9d83a236d87352f9c5340b764e6e39a5b3089f827c56035d3
SSDEEP

12288:pWbD0SPCqQs0Nb50sY5xLoJ0Yi9ZvhYFdvch+481K1yFUdkY:MbD0SPCZLOX0Wr9ZviDk80g2kY

Score

10^/10

darkcomet 1.0 discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Attributes

gencode
install
false
offline_keylogger
false
persistence
false

rc4.plain

Extracted

Family

darkcomet

Botnet

1.0

facebook.istmein.de:200

facebook.istmein.de:1194

l0fls.hopto.org:200

Mutex

DC_MUTEX-UUVR2L2

Attributes

InstallPath
Roaming\Microsoft\svchost.exe
gencode
aC80Ajlf1Yr3
install
true
offline_keylogger
true
password
Noway123
persistence
true
reg_key
svchost

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\\AppData\\Roaming\\Roaming\\Microsoft\\svchost.exe"	scvhosts.exe

Executes dropped EXE 4 IoCs

pid	Process
2992	tmpB1E1.tmp.exe
2872	tmpB1E1.tmp.exe
1740	scvhosts.exe
2564	svchost.exe

Loads dropped DLL 4 IoCs

pid	Process
2988	JaffaCakes118_1e49a062f5e951716ade7657fd2eb4e0.exe
2992	tmpB1E1.tmp.exe
2988	JaffaCakes118_1e49a062f5e951716ade7657fd2eb4e0.exe
1740	scvhosts.exe

Adds Run key to start application 2 TTPs 2 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\svchosts.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\tmpB1E1.tmp.exe\""	tmpB1E1.tmp.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\Roaming\\Microsoft\\svchost.exe"	scvhosts.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2988 set thread context of 1740	2988	JaffaCakes118_1e49a062f5e951716ade7657fd2eb4e0.exe	32

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 6 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_1e49a062f5e951716ade7657fd2eb4e0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpB1E1.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpB1E1.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	scvhosts.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of AdjustPrivilegeToken 26 IoCs

description	pid	Process
Token: SeDebugPrivilege	2988	JaffaCakes118_1e49a062f5e951716ade7657fd2eb4e0.exe
Token: SeDebugPrivilege	2992	tmpB1E1.tmp.exe
Token: SeDebugPrivilege	2872	tmpB1E1.tmp.exe
Token: SeIncreaseQuotaPrivilege	1740	scvhosts.exe
Token: SeSecurityPrivilege	1740	scvhosts.exe
Token: SeTakeOwnershipPrivilege	1740	scvhosts.exe
Token: SeLoadDriverPrivilege	1740	scvhosts.exe
Token: SeSystemProfilePrivilege	1740	scvhosts.exe
Token: SeSystemtimePrivilege	1740	scvhosts.exe
Token: SeProfSingleProcessPrivilege	1740	scvhosts.exe
Token: SeIncBasePriorityPrivilege	1740	scvhosts.exe
Token: SeCreatePagefilePrivilege	1740	scvhosts.exe
Token: SeBackupPrivilege	1740	scvhosts.exe
Token: SeRestorePrivilege	1740	scvhosts.exe
Token: SeShutdownPrivilege	1740	scvhosts.exe
Token: SeDebugPrivilege	1740	scvhosts.exe
Token: SeSystemEnvironmentPrivilege	1740	scvhosts.exe
Token: SeChangeNotifyPrivilege	1740	scvhosts.exe
Token: SeRemoteShutdownPrivilege	1740	scvhosts.exe
Token: SeUndockPrivilege	1740	scvhosts.exe
Token: SeManageVolumePrivilege	1740	scvhosts.exe
Token: SeImpersonatePrivilege	1740	scvhosts.exe
Token: SeCreateGlobalPrivilege	1740	scvhosts.exe
Token: 33	1740	scvhosts.exe
Token: 34	1740	scvhosts.exe
Token: 35	1740	scvhosts.exe

Suspicious use of WriteProcessMemory 43 IoCs

description	pid	Process	procid_target
PID 2988 wrote to memory of 2992	2988	JaffaCakes118_1e49a062f5e951716ade7657fd2eb4e0.exe	30
PID 2988 wrote to memory of 2992	2988	JaffaCakes118_1e49a062f5e951716ade7657fd2eb4e0.exe	30
PID 2988 wrote to memory of 2992	2988	JaffaCakes118_1e49a062f5e951716ade7657fd2eb4e0.exe	30
PID 2988 wrote to memory of 2992	2988	JaffaCakes118_1e49a062f5e951716ade7657fd2eb4e0.exe	30
PID 2992 wrote to memory of 2872	2992	tmpB1E1.tmp.exe	31
PID 2992 wrote to memory of 2872	2992	tmpB1E1.tmp.exe	31
PID 2992 wrote to memory of 2872	2992	tmpB1E1.tmp.exe	31
PID 2992 wrote to memory of 2872	2992	tmpB1E1.tmp.exe	31
PID 2988 wrote to memory of 1740	2988	JaffaCakes118_1e49a062f5e951716ade7657fd2eb4e0.exe	32
PID 2988 wrote to memory of 1740	2988	JaffaCakes118_1e49a062f5e951716ade7657fd2eb4e0.exe	32
PID 2988 wrote to memory of 1740	2988	JaffaCakes118_1e49a062f5e951716ade7657fd2eb4e0.exe	32
PID 2988 wrote to memory of 1740	2988	JaffaCakes118_1e49a062f5e951716ade7657fd2eb4e0.exe	32
PID 2988 wrote to memory of 1740	2988	JaffaCakes118_1e49a062f5e951716ade7657fd2eb4e0.exe	32
PID 2988 wrote to memory of 1740	2988	JaffaCakes118_1e49a062f5e951716ade7657fd2eb4e0.exe	32
PID 2988 wrote to memory of 1740	2988	JaffaCakes118_1e49a062f5e951716ade7657fd2eb4e0.exe	32
PID 2988 wrote to memory of 1740	2988	JaffaCakes118_1e49a062f5e951716ade7657fd2eb4e0.exe	32
PID 2988 wrote to memory of 1740	2988	JaffaCakes118_1e49a062f5e951716ade7657fd2eb4e0.exe	32
PID 2988 wrote to memory of 1740	2988	JaffaCakes118_1e49a062f5e951716ade7657fd2eb4e0.exe	32
PID 2988 wrote to memory of 1740	2988	JaffaCakes118_1e49a062f5e951716ade7657fd2eb4e0.exe	32
PID 2988 wrote to memory of 1740	2988	JaffaCakes118_1e49a062f5e951716ade7657fd2eb4e0.exe	32
PID 2988 wrote to memory of 1740	2988	JaffaCakes118_1e49a062f5e951716ade7657fd2eb4e0.exe	32
PID 1740 wrote to memory of 588	1740	scvhosts.exe	33
PID 1740 wrote to memory of 588	1740	scvhosts.exe	33
PID 1740 wrote to memory of 588	1740	scvhosts.exe	33
PID 1740 wrote to memory of 588	1740	scvhosts.exe	33
PID 1740 wrote to memory of 588	1740	scvhosts.exe	33
PID 1740 wrote to memory of 588	1740	scvhosts.exe	33
PID 1740 wrote to memory of 588	1740	scvhosts.exe	33
PID 1740 wrote to memory of 588	1740	scvhosts.exe	33
PID 1740 wrote to memory of 588	1740	scvhosts.exe	33
PID 1740 wrote to memory of 588	1740	scvhosts.exe	33
PID 1740 wrote to memory of 588	1740	scvhosts.exe	33
PID 1740 wrote to memory of 588	1740	scvhosts.exe	33
PID 1740 wrote to memory of 588	1740	scvhosts.exe	33
PID 1740 wrote to memory of 588	1740	scvhosts.exe	33
PID 1740 wrote to memory of 588	1740	scvhosts.exe	33
PID 1740 wrote to memory of 588	1740	scvhosts.exe	33
PID 1740 wrote to memory of 588	1740	scvhosts.exe	33
PID 1740 wrote to memory of 588	1740	scvhosts.exe	33
PID 1740 wrote to memory of 2564	1740	scvhosts.exe	34
PID 1740 wrote to memory of 2564	1740	scvhosts.exe	34
PID 1740 wrote to memory of 2564	1740	scvhosts.exe	34
PID 1740 wrote to memory of 2564	1740	scvhosts.exe	34

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1e49a062f5e951716ade7657fd2eb4e0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1e49a062f5e951716ade7657fd2eb4e0.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2988
- C:\Users\Admin\AppData\Local\Temp\tmpB1E1.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB1E1.tmp.exe" /pq
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2992
- - C:\Users\Admin\AppData\Local\Temp\tmpB1E1.tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmpB1E1.tmp.exe" /px
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2872
- C:\Users\Admin\AppData\Local\Temp\temp_jUSIkNoGff\scvhosts.exe
  "C:\Users\Admin\AppData\Local\Temp\temp_jUSIkNoGff\scvhosts.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:1740
- - C:\Windows\SysWOW64\notepad.exe
    notepad
    3⤵
    - System Location Discovery: System Language Discovery
    PID:588
- - C:\Users\Admin\AppData\Roaming\Roaming\Microsoft\svchost.exe
    "C:\Users\Admin\AppData\Roaming\Roaming\Microsoft\svchost.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2564

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

\Users\Admin\AppData\Local\Temp\temp_jUSIkNoGff\scvhosts.exe

Filesize
1.1MB

MD5
34aa912defa18c2c129f1e09d75c1d7e

SHA1
9c3046324657505a30ecd9b1fdb46c05bde7d470

SHA256
6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

SHA512
d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

Download Submit
\Users\Admin\AppData\Local\Temp\tmpB1E1.tmp.exe

Filesize
514KB

MD5
1e49a062f5e951716ade7657fd2eb4e0

SHA1
2c717266647f7be48837a77af886199ad51a6831

SHA256
cc8c8a7d034f5141dc99c14d1910b065ee3ab2debc5e5ac409f6612a8c2d2c61

SHA512
c4af7902e6b4f84ca27d5084cb7aeb10a8ab8f8ee4fb3b012d9d0796d941f2535e9880cba73dc7b9d83a236d87352f9c5340b764e6e39a5b3089f827c56035d3

Download Submit
memory/588-73-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download
memory/588-45-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/1740-26-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-29-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-80-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-22-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-24-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-20-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-30-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-32-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-40-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-34-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-37-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-36-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2988-39-0x0000000074B70000-0x000000007511B000-memory.dmp

Filesize
5.7MB

Download
memory/2988-0-0x0000000074B71000-0x0000000074B72000-memory.dmp

Filesize
4KB

Download
memory/2988-2-0x0000000074B70000-0x000000007511B000-memory.dmp

Filesize
5.7MB

Download
memory/2988-1-0x0000000074B70000-0x000000007511B000-memory.dmp

Filesize
5.7MB

Download
memory/2992-11-0x0000000074B70000-0x000000007511B000-memory.dmp

Filesize
5.7MB

Download
memory/2992-10-0x0000000074B70000-0x000000007511B000-memory.dmp

Filesize
5.7MB

Download
memory/2992-15-0x0000000074B70000-0x000000007511B000-memory.dmp

Filesize
5.7MB

Download
memory/2992-12-0x0000000074B70000-0x000000007511B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads