darkcomet | 8a84c9d58284fbe1729e7c8c0ffcc8f47ec59eac7f05faaf6e1ecf69950a08e7

General

Target

e2d5f98dbb215361dc39bbf892aafd80_JaffaCakes118.exe
Size

1.1MB
MD5

e2d5f98dbb215361dc39bbf892aafd80
SHA1

0e6eaceea0820c4ccd859a5c1aa1bd7224897f2f
SHA256

8a84c9d58284fbe1729e7c8c0ffcc8f47ec59eac7f05faaf6e1ecf69950a08e7
SHA512

d2163fb08c30cae411da1073b0628b4c12f09ff0961172f7c8828e3a3ac22138a5bc71aaf2321d7cd450543b78071e606da3b63e60a74c0d00234389c889a797
SSDEEP

12288:ZNip5W70M8BJ2ds9q1pfWeOyGtYWDmTis+MdbKBJPA0iLKPlAHBkia4rBwb4X0kF:Ze5ysJN6WarKba1DsaG+huViB

Score

10^/10

darkcomet guest16 persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

127.0.0.1:1604

Mutex

DC_MUTEX-X8BTGZP

Attributes

gencode
gLKKW46aGkvG
install
false
offline_keylogger
true
persistence
false

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
Executes dropped EXE 1 IoCs

Processes:

vbc.exe

pid process

1188 vbc.exe
Loads dropped DLL 1 IoCs

Processes:

e2d5f98dbb215361dc39bbf892aafd80_JaffaCakes118.exe

pid process

1244 e2d5f98dbb215361dc39bbf892aafd80_JaffaCakes118.exe
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

pid	process
1188	vbc.exe

pid	process
1244	e2d5f98dbb215361dc39bbf892aafd80_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

e2d5f98dbb215361dc39bbf892aafd80_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\WinUpdtr = "C:\\Users\\Admin\\AppData\\Roaming\\WinUpdtr\\e2d5f98dbb215361dc39bbf892aafd80_JaffaCakes118.exe"	e2d5f98dbb215361dc39bbf892aafd80_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

e2d5f98dbb215361dc39bbf892aafd80_JaffaCakes118.exevbc.exe

description	pid	process	target process
PID 1244 set thread context of 1188	1244	e2d5f98dbb215361dc39bbf892aafd80_JaffaCakes118.exe	vbc.exe
PID 1188 set thread context of 2596	1188	vbc.exe	iexplore.exe

Suspicious use of AdjustPrivilegeToken 23 IoCs

Processes:

vbc.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	1188	vbc.exe
Token: SeSecurityPrivilege	1188	vbc.exe
Token: SeTakeOwnershipPrivilege	1188	vbc.exe
Token: SeLoadDriverPrivilege	1188	vbc.exe
Token: SeSystemProfilePrivilege	1188	vbc.exe
Token: SeSystemtimePrivilege	1188	vbc.exe
Token: SeProfSingleProcessPrivilege	1188	vbc.exe
Token: SeIncBasePriorityPrivilege	1188	vbc.exe
Token: SeCreatePagefilePrivilege	1188	vbc.exe
Token: SeBackupPrivilege	1188	vbc.exe
Token: SeRestorePrivilege	1188	vbc.exe
Token: SeShutdownPrivilege	1188	vbc.exe
Token: SeDebugPrivilege	1188	vbc.exe
Token: SeSystemEnvironmentPrivilege	1188	vbc.exe
Token: SeChangeNotifyPrivilege	1188	vbc.exe
Token: SeRemoteShutdownPrivilege	1188	vbc.exe
Token: SeUndockPrivilege	1188	vbc.exe
Token: SeManageVolumePrivilege	1188	vbc.exe
Token: SeImpersonatePrivilege	1188	vbc.exe
Token: SeCreateGlobalPrivilege	1188	vbc.exe
Token: 33	1188	vbc.exe
Token: 34	1188	vbc.exe
Token: 35	1188	vbc.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

e2d5f98dbb215361dc39bbf892aafd80_JaffaCakes118.exevbc.exe

description	pid	process	target process
PID 1244 wrote to memory of 1188	1244	e2d5f98dbb215361dc39bbf892aafd80_JaffaCakes118.exe	vbc.exe
PID 1244 wrote to memory of 1188	1244	e2d5f98dbb215361dc39bbf892aafd80_JaffaCakes118.exe	vbc.exe
PID 1244 wrote to memory of 1188	1244	e2d5f98dbb215361dc39bbf892aafd80_JaffaCakes118.exe	vbc.exe
PID 1244 wrote to memory of 1188	1244	e2d5f98dbb215361dc39bbf892aafd80_JaffaCakes118.exe	vbc.exe
PID 1244 wrote to memory of 1188	1244	e2d5f98dbb215361dc39bbf892aafd80_JaffaCakes118.exe	vbc.exe
PID 1244 wrote to memory of 1188	1244	e2d5f98dbb215361dc39bbf892aafd80_JaffaCakes118.exe	vbc.exe
PID 1244 wrote to memory of 1188	1244	e2d5f98dbb215361dc39bbf892aafd80_JaffaCakes118.exe	vbc.exe
PID 1244 wrote to memory of 1188	1244	e2d5f98dbb215361dc39bbf892aafd80_JaffaCakes118.exe	vbc.exe
PID 1244 wrote to memory of 1188	1244	e2d5f98dbb215361dc39bbf892aafd80_JaffaCakes118.exe	vbc.exe
PID 1244 wrote to memory of 1188	1244	e2d5f98dbb215361dc39bbf892aafd80_JaffaCakes118.exe	vbc.exe
PID 1244 wrote to memory of 1188	1244	e2d5f98dbb215361dc39bbf892aafd80_JaffaCakes118.exe	vbc.exe
PID 1244 wrote to memory of 1188	1244	e2d5f98dbb215361dc39bbf892aafd80_JaffaCakes118.exe	vbc.exe
PID 1244 wrote to memory of 1188	1244	e2d5f98dbb215361dc39bbf892aafd80_JaffaCakes118.exe	vbc.exe
PID 1188 wrote to memory of 2596	1188	vbc.exe	iexplore.exe
PID 1188 wrote to memory of 2596	1188	vbc.exe	iexplore.exe
PID 1188 wrote to memory of 2596	1188	vbc.exe	iexplore.exe
PID 1188 wrote to memory of 2596	1188	vbc.exe	iexplore.exe
PID 1188 wrote to memory of 2596	1188	vbc.exe	iexplore.exe
PID 1188 wrote to memory of 2596	1188	vbc.exe	iexplore.exe

C:\Users\Admin\AppData\Local\Temp\e2d5f98dbb215361dc39bbf892aafd80_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e2d5f98dbb215361dc39bbf892aafd80_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1244

C:\Users\Admin\AppData\Local\Temp\vbc.exe
C:\Users\Admin\AppData\Local\Temp\vbc.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1188

C:\Program Files (x86)\Internet Explorer\iexplore.exe
"C:\Program Files (x86)\Internet Explorer\iexplore.exe"
3⤵
PID:2596

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scripting

1

T1064

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Scripting

1

T1064

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\vbc.exe
Filesize
1.1MB

MD5
34aa912defa18c2c129f1e09d75c1d7e

SHA1
9c3046324657505a30ecd9b1fdb46c05bde7d470

SHA256
6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

SHA512
d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

Download Submit
memory/1188-17-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1188-27-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/1188-16-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1188-9-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1188-11-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1188-13-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1188-14-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1188-18-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1188-30-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1188-26-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1188-15-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1188-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1188-21-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1188-23-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1188-25-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1244-24-0x0000000074CE0000-0x000000007528B000-memory.dmp

Filesize
5.7MB

Download
memory/1244-0-0x0000000074CE0000-0x000000007528B000-memory.dmp

Filesize
5.7MB

Download
memory/1244-1-0x00000000002B0000-0x00000000002F0000-memory.dmp

Filesize
256KB

Download
memory/1244-2-0x0000000074CE0000-0x000000007528B000-memory.dmp

Filesize
5.7MB

Download
memory/2596-29-0x0000000000400000-0x000000000051E000-memory.dmp

Filesize
1.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads