darkcomet | dd61cab570c1bf03346e2196513d8af18e778464dfe9d53df78d9c4e6da87349

General

Target

fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe
Size

640KB
MD5

fc5234363831a8cb436a0d7145dce410
SHA1

ff53edc61ad734404713944b33f6080aa485c94d
SHA256

dd61cab570c1bf03346e2196513d8af18e778464dfe9d53df78d9c4e6da87349
SHA512

bc92f6d4485286a9733c424fabc69a21c917125b6e101133d03d50e95a65d6819e45b197cdfa27066481ca8548bf61fc64d7372f31a2b59c5f9f4e9c4f426dab
SSDEEP

12288:e5Cqbyhaq5kv9lJOps//fBWIcZk5z0uNJfUB0BHJ532jf4e:enlq5YP//fBZgk5zj75Bp5AQe

Score

10^/10

darkcomet guest16 persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

1ac.sytes.net:1604

Mutex

DC_MUTEX-VBZ95VG

Attributes

gencode
vCUxRP7uMW5p
install
false
offline_keylogger
true
persistence
false

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss.exe = "C:\\Users\\Admin\\AppData\\Roaming\\csrss.exe"	fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe

description pid process target process

PID 1676 set thread context of 2608 1676 fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe vbc.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 1676 set thread context of 2608	1676	fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe	vbc.exe

Suspicious use of AdjustPrivilegeToken 23 IoCs

Processes:

vbc.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	2608	vbc.exe
Token: SeSecurityPrivilege	2608	vbc.exe
Token: SeTakeOwnershipPrivilege	2608	vbc.exe
Token: SeLoadDriverPrivilege	2608	vbc.exe
Token: SeSystemProfilePrivilege	2608	vbc.exe
Token: SeSystemtimePrivilege	2608	vbc.exe
Token: SeProfSingleProcessPrivilege	2608	vbc.exe
Token: SeIncBasePriorityPrivilege	2608	vbc.exe
Token: SeCreatePagefilePrivilege	2608	vbc.exe
Token: SeBackupPrivilege	2608	vbc.exe
Token: SeRestorePrivilege	2608	vbc.exe
Token: SeShutdownPrivilege	2608	vbc.exe
Token: SeDebugPrivilege	2608	vbc.exe
Token: SeSystemEnvironmentPrivilege	2608	vbc.exe
Token: SeChangeNotifyPrivilege	2608	vbc.exe
Token: SeRemoteShutdownPrivilege	2608	vbc.exe
Token: SeUndockPrivilege	2608	vbc.exe
Token: SeManageVolumePrivilege	2608	vbc.exe
Token: SeImpersonatePrivilege	2608	vbc.exe
Token: SeCreateGlobalPrivilege	2608	vbc.exe
Token: 33	2608	vbc.exe
Token: 34	2608	vbc.exe
Token: 35	2608	vbc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

vbc.exe

pid process

2608 vbc.exe

pid	process
2608	vbc.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe

description	pid	process	target process
PID 1676 wrote to memory of 1732	1676	fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe	cmd.exe
PID 1676 wrote to memory of 1732	1676	fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe	cmd.exe
PID 1676 wrote to memory of 1732	1676	fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe	cmd.exe
PID 1676 wrote to memory of 1732	1676	fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe	cmd.exe
PID 1676 wrote to memory of 2608	1676	fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe	vbc.exe
PID 1676 wrote to memory of 2608	1676	fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe	vbc.exe
PID 1676 wrote to memory of 2608	1676	fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe	vbc.exe
PID 1676 wrote to memory of 2608	1676	fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe	vbc.exe
PID 1676 wrote to memory of 2608	1676	fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe	vbc.exe
PID 1676 wrote to memory of 2608	1676	fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe	vbc.exe
PID 1676 wrote to memory of 2608	1676	fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe	vbc.exe
PID 1676 wrote to memory of 2608	1676	fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe	vbc.exe
PID 1676 wrote to memory of 2608	1676	fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe	vbc.exe
PID 1676 wrote to memory of 2608	1676	fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe	vbc.exe
PID 1676 wrote to memory of 2608	1676	fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe	vbc.exe
PID 1676 wrote to memory of 2608	1676	fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe	vbc.exe
PID 1676 wrote to memory of 2608	1676	fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fc5234363831a8cb436a0d7145dce410_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1676

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C ren C:\Users\Admin\AppData\Roaming\csrss csrss.exe && exit
2⤵
PID:1732

C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2608

Network

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\csrss
Filesize
640KB

MD5
fc5234363831a8cb436a0d7145dce410

SHA1
ff53edc61ad734404713944b33f6080aa485c94d

SHA256
dd61cab570c1bf03346e2196513d8af18e778464dfe9d53df78d9c4e6da87349

SHA512
bc92f6d4485286a9733c424fabc69a21c917125b6e101133d03d50e95a65d6819e45b197cdfa27066481ca8548bf61fc64d7372f31a2b59c5f9f4e9c4f426dab

Download Submit
memory/1676-24-0x0000000074510000-0x0000000074ABB000-memory.dmp

Filesize
5.7MB

Download
memory/1676-1-0x0000000074510000-0x0000000074ABB000-memory.dmp

Filesize
5.7MB

Download
memory/1676-2-0x0000000002030000-0x0000000002070000-memory.dmp

Filesize
256KB

Download
memory/1676-0-0x0000000074510000-0x0000000074ABB000-memory.dmp

Filesize
5.7MB

Download
memory/2608-27-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-31-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-11-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-13-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-15-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-17-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-18-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2608-22-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-23-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-7-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-25-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-26-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-5-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-29-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-28-0x0000000000200000-0x0000000000201000-memory.dmp

Filesize
4KB

Download
memory/2608-30-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-9-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-32-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-33-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-34-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-35-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-36-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-37-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-38-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-39-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-40-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-41-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-42-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-43-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-44-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-45-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2608-46-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads