darkcomet | 5a66764f2e1586ac36f0046ff98e0e45b72801a67110df4b86ae7ae8dd21b781

General

Target

e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe
Size

964KB
MD5

e4b803b42eae0713404868a8f745c9cf
SHA1

93dfdd64149dbf20134dac70fcd806e5f41b4ae7
SHA256

5a66764f2e1586ac36f0046ff98e0e45b72801a67110df4b86ae7ae8dd21b781
SHA512

9f7797d6eff8f7575b16a9afcbca77b48597eedd8f0a2013b5d656668f4721e7e4bf243ca9829fd9b5f001205b98bd870baa82f6c270510bf4b81e1430a8c8b8
SSDEEP

24576:F806+lzHBIiDJS6wkfHi/vm93i7P+d18nDTcwxkXAhVH:F8zIHpi29ya1gcwd

Score

10^/10

darkcomet guest16 persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

d50.no-ip.org:1604

Mutex

DC_MUTEX-1QPKE55

Attributes

gencode
2atCqqo2uTVX
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:

svchost.exe

pid process

1488 svchost.exe

pid	process
1488	svchost.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\FacebookVideoCall.exe"	e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe

Drops autorun.inf file 1 TTPs 2 IoCs

Malware can abuse Windows Autorun to spread further via attached volumes.

Replication Through Removable Media

T1091

Processes:

e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe

description	ioc	process
File created	C:\autorun.inf	e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe
File opened for modification	C:\autorun.inf	e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe

description pid process target process

PID 4396 set thread context of 1488 4396 e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe svchost.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	pid	process	target process
PID 4396 set thread context of 1488	4396	e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe	svchost.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

svchost.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	1488	svchost.exe
Token: SeSecurityPrivilege	1488	svchost.exe
Token: SeTakeOwnershipPrivilege	1488	svchost.exe
Token: SeLoadDriverPrivilege	1488	svchost.exe
Token: SeSystemProfilePrivilege	1488	svchost.exe
Token: SeSystemtimePrivilege	1488	svchost.exe
Token: SeProfSingleProcessPrivilege	1488	svchost.exe
Token: SeIncBasePriorityPrivilege	1488	svchost.exe
Token: SeCreatePagefilePrivilege	1488	svchost.exe
Token: SeBackupPrivilege	1488	svchost.exe
Token: SeRestorePrivilege	1488	svchost.exe
Token: SeShutdownPrivilege	1488	svchost.exe
Token: SeDebugPrivilege	1488	svchost.exe
Token: SeSystemEnvironmentPrivilege	1488	svchost.exe
Token: SeChangeNotifyPrivilege	1488	svchost.exe
Token: SeRemoteShutdownPrivilege	1488	svchost.exe
Token: SeUndockPrivilege	1488	svchost.exe
Token: SeManageVolumePrivilege	1488	svchost.exe
Token: SeImpersonatePrivilege	1488	svchost.exe
Token: SeCreateGlobalPrivilege	1488	svchost.exe
Token: 33	1488	svchost.exe
Token: 34	1488	svchost.exe
Token: 35	1488	svchost.exe
Token: 36	1488	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

svchost.exe

pid process

1488 svchost.exe

pid	process
1488	svchost.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe

description	pid	process	target process
PID 4396 wrote to memory of 1488	4396	e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe	svchost.exe
PID 4396 wrote to memory of 1488	4396	e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe	svchost.exe
PID 4396 wrote to memory of 1488	4396	e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe	svchost.exe
PID 4396 wrote to memory of 1488	4396	e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe	svchost.exe
PID 4396 wrote to memory of 1488	4396	e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe	svchost.exe
PID 4396 wrote to memory of 1488	4396	e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe	svchost.exe
PID 4396 wrote to memory of 1488	4396	e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe	svchost.exe
PID 4396 wrote to memory of 1488	4396	e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe	svchost.exe
PID 4396 wrote to memory of 1488	4396	e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe	svchost.exe
PID 4396 wrote to memory of 1488	4396	e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe	svchost.exe
PID 4396 wrote to memory of 1488	4396	e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe	svchost.exe
PID 4396 wrote to memory of 1488	4396	e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe	svchost.exe
PID 4396 wrote to memory of 1488	4396	e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe	svchost.exe
PID 4396 wrote to memory of 1488	4396	e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe	svchost.exe

C:\Users\Admin\AppData\Local\Temp\e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e4b803b42eae0713404868a8f745c9cf_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops autorun.inf file
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4396

C:\Users\Admin\AppData\Local\Temp\plugtmp\svchost.exe
C:\Users\Admin\AppData\Local\Temp\\plugtmp\svchost.exe
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1488

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Replication Through Removable Media

1

T1091

Execution

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

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Replication Through Removable Media

1

T1091

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\plugtmp\svchost.exe
Filesize
1.1MB

MD5
d881de17aa8f2e2c08cbb7b265f928f9

SHA1
08936aebc87decf0af6e8eada191062b5e65ac2a

SHA256
b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0

SHA512
5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34

Download Submit
memory/1488-29-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1488-12-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1488-24-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1488-36-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1488-25-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1488-16-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1488-18-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1488-26-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1488-20-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1488-21-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1488-22-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1488-35-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1488-7-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1488-34-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1488-19-0x00000000025C0000-0x00000000025C1000-memory.dmp

Filesize
4KB

Download
memory/1488-27-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1488-28-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1488-33-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1488-30-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1488-31-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1488-32-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4396-0-0x0000000075240000-0x00000000757F1000-memory.dmp

Filesize
5.7MB

Download
memory/4396-2-0x0000000001600000-0x0000000001610000-memory.dmp

Filesize
64KB

Download
memory/4396-23-0x0000000075240000-0x00000000757F1000-memory.dmp

Filesize
5.7MB

Download
memory/4396-1-0x0000000075240000-0x00000000757F1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads