darkcomet | c5b12fc6655875fe4e12d342f73ae440f1d3589ec189ce8df66d8edb4919166c

Analysis

max time kernel
149s
max time network
121s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
28-06-2024 12:29

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General

Target

1a1e8a118bc1891e9e0a29009e2811b1_JaffaCakes118.exe
Size

1.0MB
MD5

1a1e8a118bc1891e9e0a29009e2811b1
SHA1

57a38b739379c5ad89197a7fbacf53db0be39fa1
SHA256

c5b12fc6655875fe4e12d342f73ae440f1d3589ec189ce8df66d8edb4919166c
SHA512

a35496f29b4ac7e6ff1fef9f0479246130bbc9660da716af531fa0247c5224ecf14d4fc077ef38f97b85594ed07a7f67676cecb5b6728b41c1da368da50ed74e
SSDEEP

24576:ewMiyGS3PxwlAsaRIV0/rWE5/0ot1L4EgNBDwj:ewMZPwIW05tbj

Score

10^/10

darkcomet guest16_min persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16_min

sadsad34sd.zapto.org:1604

Mutex

DCMIN_MUTEX-JX6UCAZ

Attributes

gencode
6v8RP36Dgr4a
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:

1a1e8a118bc1891e9e0a29009e2811b1_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows\CurrentVersion\Run\explorer = "C:\\Users\\Admin\\AppData\\Local\\Temp\\file.exe"	1a1e8a118bc1891e9e0a29009e2811b1_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

1a1e8a118bc1891e9e0a29009e2811b1_JaffaCakes118.exe

description pid process target process

PID 2108 set thread context of 2384 2108 1a1e8a118bc1891e9e0a29009e2811b1_JaffaCakes118.exe vbc.exe

description	pid	process	target process
PID 2108 set thread context of 2384	2108	1a1e8a118bc1891e9e0a29009e2811b1_JaffaCakes118.exe	vbc.exe

Suspicious use of AdjustPrivilegeToken 23 IoCs

Processes:

vbc.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	2384	vbc.exe
Token: SeSecurityPrivilege	2384	vbc.exe
Token: SeTakeOwnershipPrivilege	2384	vbc.exe
Token: SeLoadDriverPrivilege	2384	vbc.exe
Token: SeSystemProfilePrivilege	2384	vbc.exe
Token: SeSystemtimePrivilege	2384	vbc.exe
Token: SeProfSingleProcessPrivilege	2384	vbc.exe
Token: SeIncBasePriorityPrivilege	2384	vbc.exe
Token: SeCreatePagefilePrivilege	2384	vbc.exe
Token: SeBackupPrivilege	2384	vbc.exe
Token: SeRestorePrivilege	2384	vbc.exe
Token: SeShutdownPrivilege	2384	vbc.exe
Token: SeDebugPrivilege	2384	vbc.exe
Token: SeSystemEnvironmentPrivilege	2384	vbc.exe
Token: SeChangeNotifyPrivilege	2384	vbc.exe
Token: SeRemoteShutdownPrivilege	2384	vbc.exe
Token: SeUndockPrivilege	2384	vbc.exe
Token: SeManageVolumePrivilege	2384	vbc.exe
Token: SeImpersonatePrivilege	2384	vbc.exe
Token: SeCreateGlobalPrivilege	2384	vbc.exe
Token: 33	2384	vbc.exe
Token: 34	2384	vbc.exe
Token: 35	2384	vbc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

vbc.exe

pid process

2384 vbc.exe

pid	process
2384	vbc.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

1a1e8a118bc1891e9e0a29009e2811b1_JaffaCakes118.exe

description	pid	process	target process
PID 2108 wrote to memory of 2384	2108	1a1e8a118bc1891e9e0a29009e2811b1_JaffaCakes118.exe	vbc.exe
PID 2108 wrote to memory of 2384	2108	1a1e8a118bc1891e9e0a29009e2811b1_JaffaCakes118.exe	vbc.exe
PID 2108 wrote to memory of 2384	2108	1a1e8a118bc1891e9e0a29009e2811b1_JaffaCakes118.exe	vbc.exe
PID 2108 wrote to memory of 2384	2108	1a1e8a118bc1891e9e0a29009e2811b1_JaffaCakes118.exe	vbc.exe
PID 2108 wrote to memory of 2384	2108	1a1e8a118bc1891e9e0a29009e2811b1_JaffaCakes118.exe	vbc.exe
PID 2108 wrote to memory of 2384	2108	1a1e8a118bc1891e9e0a29009e2811b1_JaffaCakes118.exe	vbc.exe
PID 2108 wrote to memory of 2384	2108	1a1e8a118bc1891e9e0a29009e2811b1_JaffaCakes118.exe	vbc.exe
PID 2108 wrote to memory of 2384	2108	1a1e8a118bc1891e9e0a29009e2811b1_JaffaCakes118.exe	vbc.exe
PID 2108 wrote to memory of 2384	2108	1a1e8a118bc1891e9e0a29009e2811b1_JaffaCakes118.exe	vbc.exe
PID 2108 wrote to memory of 2384	2108	1a1e8a118bc1891e9e0a29009e2811b1_JaffaCakes118.exe	vbc.exe
PID 2108 wrote to memory of 2384	2108	1a1e8a118bc1891e9e0a29009e2811b1_JaffaCakes118.exe	vbc.exe
PID 2108 wrote to memory of 2384	2108	1a1e8a118bc1891e9e0a29009e2811b1_JaffaCakes118.exe	vbc.exe
PID 2108 wrote to memory of 2384	2108	1a1e8a118bc1891e9e0a29009e2811b1_JaffaCakes118.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\1a1e8a118bc1891e9e0a29009e2811b1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1a1e8a118bc1891e9e0a29009e2811b1_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2108

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:2384

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

memory/2108-23-0x0000000074C50000-0x00000000751FB000-memory.dmp

Filesize
5.7MB

Download
memory/2108-1-0x0000000074C50000-0x00000000751FB000-memory.dmp

Filesize
5.7MB

Download
memory/2108-2-0x0000000074C50000-0x00000000751FB000-memory.dmp

Filesize
5.7MB

Download
memory/2108-0-0x0000000074C51000-0x0000000074C52000-memory.dmp

Filesize
4KB

Download
memory/2384-8-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-3-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-27-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-26-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-25-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-20-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-19-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-15-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-14-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-11-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-10-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-7-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-22-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2384-5-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-24-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-28-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-29-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-30-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-31-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-32-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-33-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-34-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-35-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-36-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-37-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-38-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-39-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-40-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-41-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2384-42-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download