darkcomet | 20fc91290817d8b9208794e5464bb084d9a63fa96af2e674582a19d3af9d182f

General

Target

6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Size

853KB
MD5

6734ed528fd08246dab1055ce7a124de
SHA1

44bcb8e21ea74f5bac9f20daf4772650b4277a6c
SHA256

20fc91290817d8b9208794e5464bb084d9a63fa96af2e674582a19d3af9d182f
SHA512

943a05779fc0e9da69a8c2df34ef19c6128a844f7ce1b166515fa0e5416c4c5af7f5928f8cf5d1032f483d3382a350809fda455ee3b90510a5b465a7f7d7b50c
SSDEEP

12288:vFRJLb3xdzXFMUO+iEs7sBS+jYr9WZm9++vufVZMIzUBlcYvmIAA5zVZ/7:TdPOPAs9596fVBzUBlvezAFnD

Score

10^/10

darkcomet guest16 persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

raptorsdc.duckdns.org:999

Mutex

DC_MUTEX-5WV0Z3A

Attributes

InstallPath
CCC.exe
gencode
4nktTL2MmcBp
install
true
offline_keylogger
true
persistence
false
reg_key
Video Card Control Center

Signatures

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

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

Processes:

6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Windows\\system32\\CCC.exe"	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Control Panel\International\Geo\Nation	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe

Executes dropped EXE 4 IoCs

Processes:

CCC.exeCCC.exeCCC.exeCCC.exe

pid process

3736 CCC.exe
4748 CCC.exe
1772 CCC.exe
1008 CCC.exe

pid	process
3736	CCC.exe
4748	CCC.exe
1772	CCC.exe
1008	CCC.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Video Card Control Center = "C:\\Windows\\system32\\CCC.exe"	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe

Drops file in System32 directory 3 IoCs

Processes:

6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe

description	ioc	process
File created	C:\Windows\SysWOW64\CCC.exe	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\CCC.exe	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exeCCC.exe

description	pid	process	target process
PID 404 set thread context of 2272	404	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
PID 3736 set thread context of 1008	3736	CCC.exe	CCC.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

CCC.exe

pid process

3736 CCC.exe
3736 CCC.exe
3736 CCC.exe
3736 CCC.exe

pid	process
3736	CCC.exe
3736	CCC.exe
3736	CCC.exe
3736	CCC.exe

Suspicious use of AdjustPrivilegeToken 50 IoCs

Processes:

6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exeCCC.exeCCC.exe

description	pid	process
Token: SeDebugPrivilege	404	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Token: SeSecurityPrivilege	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Token: SeSystemtimePrivilege	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Token: SeBackupPrivilege	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Token: SeRestorePrivilege	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Token: SeShutdownPrivilege	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Token: SeDebugPrivilege	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Token: SeUndockPrivilege	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Token: SeManageVolumePrivilege	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Token: SeImpersonatePrivilege	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Token: 33	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Token: 34	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Token: 35	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Token: 36	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
Token: SeDebugPrivilege	3736	CCC.exe
Token: SeIncreaseQuotaPrivilege	1008	CCC.exe
Token: SeSecurityPrivilege	1008	CCC.exe
Token: SeTakeOwnershipPrivilege	1008	CCC.exe
Token: SeLoadDriverPrivilege	1008	CCC.exe
Token: SeSystemProfilePrivilege	1008	CCC.exe
Token: SeSystemtimePrivilege	1008	CCC.exe
Token: SeProfSingleProcessPrivilege	1008	CCC.exe
Token: SeIncBasePriorityPrivilege	1008	CCC.exe
Token: SeCreatePagefilePrivilege	1008	CCC.exe
Token: SeBackupPrivilege	1008	CCC.exe
Token: SeRestorePrivilege	1008	CCC.exe
Token: SeShutdownPrivilege	1008	CCC.exe
Token: SeDebugPrivilege	1008	CCC.exe
Token: SeSystemEnvironmentPrivilege	1008	CCC.exe
Token: SeChangeNotifyPrivilege	1008	CCC.exe
Token: SeRemoteShutdownPrivilege	1008	CCC.exe
Token: SeUndockPrivilege	1008	CCC.exe
Token: SeManageVolumePrivilege	1008	CCC.exe
Token: SeImpersonatePrivilege	1008	CCC.exe
Token: SeCreateGlobalPrivilege	1008	CCC.exe
Token: 33	1008	CCC.exe
Token: 34	1008	CCC.exe
Token: 35	1008	CCC.exe
Token: 36	1008	CCC.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

CCC.exe

pid process

1008 CCC.exe

pid	process
1008	CCC.exe

Suspicious use of WriteProcessMemory 33 IoCs

Processes:

6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exeCCC.exe

description	pid	process	target process
PID 404 wrote to memory of 2272	404	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
PID 404 wrote to memory of 2272	404	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
PID 404 wrote to memory of 2272	404	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
PID 404 wrote to memory of 2272	404	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
PID 404 wrote to memory of 2272	404	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
PID 404 wrote to memory of 2272	404	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
PID 404 wrote to memory of 2272	404	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
PID 404 wrote to memory of 2272	404	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
PID 404 wrote to memory of 2272	404	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
PID 404 wrote to memory of 2272	404	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
PID 404 wrote to memory of 2272	404	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
PID 404 wrote to memory of 2272	404	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
PID 2272 wrote to memory of 3736	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe	CCC.exe
PID 2272 wrote to memory of 3736	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe	CCC.exe
PID 2272 wrote to memory of 3736	2272	6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe	CCC.exe
PID 3736 wrote to memory of 4748	3736	CCC.exe	CCC.exe
PID 3736 wrote to memory of 4748	3736	CCC.exe	CCC.exe
PID 3736 wrote to memory of 4748	3736	CCC.exe	CCC.exe
PID 3736 wrote to memory of 1772	3736	CCC.exe	CCC.exe
PID 3736 wrote to memory of 1772	3736	CCC.exe	CCC.exe
PID 3736 wrote to memory of 1772	3736	CCC.exe	CCC.exe
PID 3736 wrote to memory of 1008	3736	CCC.exe	CCC.exe
PID 3736 wrote to memory of 1008	3736	CCC.exe	CCC.exe
PID 3736 wrote to memory of 1008	3736	CCC.exe	CCC.exe
PID 3736 wrote to memory of 1008	3736	CCC.exe	CCC.exe
PID 3736 wrote to memory of 1008	3736	CCC.exe	CCC.exe
PID 3736 wrote to memory of 1008	3736	CCC.exe	CCC.exe
PID 3736 wrote to memory of 1008	3736	CCC.exe	CCC.exe
PID 3736 wrote to memory of 1008	3736	CCC.exe	CCC.exe
PID 3736 wrote to memory of 1008	3736	CCC.exe	CCC.exe
PID 3736 wrote to memory of 1008	3736	CCC.exe	CCC.exe
PID 3736 wrote to memory of 1008	3736	CCC.exe	CCC.exe
PID 3736 wrote to memory of 1008	3736	CCC.exe	CCC.exe

C:\Users\Admin\AppData\Local\Temp\6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:404

C:\Users\Admin\AppData\Local\Temp\6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6734ed528fd08246dab1055ce7a124de_JaffaCakes118.exe"
2⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2272

C:\Windows\SysWOW64\CCC.exe
"C:\Windows\system32\CCC.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3736

C:\Windows\SysWOW64\CCC.exe
"C:\Windows\SysWOW64\CCC.exe"
4⤵
- Executes dropped EXE
PID:4748

C:\Windows\SysWOW64\CCC.exe
"C:\Windows\SysWOW64\CCC.exe"
4⤵
- Executes dropped EXE
PID:1772

C:\Windows\SysWOW64\CCC.exe
"C:\Windows\SysWOW64\CCC.exe"
4⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1008

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Windows\SysWOW64\CCC.exe
Filesize
853KB

MD5
6734ed528fd08246dab1055ce7a124de

SHA1
44bcb8e21ea74f5bac9f20daf4772650b4277a6c

SHA256
20fc91290817d8b9208794e5464bb084d9a63fa96af2e674582a19d3af9d182f

SHA512
943a05779fc0e9da69a8c2df34ef19c6128a844f7ce1b166515fa0e5416c4c5af7f5928f8cf5d1032f483d3382a350809fda455ee3b90510a5b465a7f7d7b50c

Download Submit
memory/404-16-0x0000000074B10000-0x00000000750C1000-memory.dmp

Filesize
5.7MB

Download
memory/404-1-0x0000000074B10000-0x00000000750C1000-memory.dmp

Filesize
5.7MB

Download
memory/404-2-0x0000000074B10000-0x00000000750C1000-memory.dmp

Filesize
5.7MB

Download
memory/404-0-0x0000000074B12000-0x0000000074B13000-memory.dmp

Filesize
4KB

Download
memory/1008-57-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-48-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-67-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-66-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-65-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-64-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-63-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-62-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-37-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-39-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-38-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-61-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-60-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-42-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-43-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-44-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-45-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-46-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-47-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-59-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-49-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-50-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-51-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-52-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-53-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-54-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-55-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-56-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1008-58-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2272-7-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2272-12-0x0000000001510000-0x0000000001511000-memory.dmp

Filesize
4KB

Download
memory/2272-41-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2272-8-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2272-10-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2272-11-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3736-40-0x0000000073DC0000-0x0000000074371000-memory.dmp

Filesize
5.7MB

Download
memory/3736-29-0x0000000073DC0000-0x0000000074371000-memory.dmp

Filesize
5.7MB

Download
memory/3736-28-0x0000000073DC0000-0x0000000074371000-memory.dmp

Filesize
5.7MB

Download
memory/3736-27-0x0000000073DC2000-0x0000000073DC3000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads