darkcomet | e6af143bd96b2d461248f6a9116375f0179faff9c7a4b146dc2d34f41eda34e3

Analysis

max time kernel
150s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-12-2024 06:38

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General

Target

d5b85283195556e522c8b5627369aba1_JaffaCakes118.exe
Size

627KB
MD5

d5b85283195556e522c8b5627369aba1
SHA1

efbf8a337eb8acbcd2e844cc37a9792a36d55123
SHA256

e6af143bd96b2d461248f6a9116375f0179faff9c7a4b146dc2d34f41eda34e3
SHA512

e8ad79ab0593919fd6a7c592232496a0859ae29b61b1a7cfedd31fb334c3b557f6ab39b51110458df13b2f713f936f2e27564ff74888e793005c2b5cdfe6e6a6
SSDEEP

12288:YbRL99DE+UxcqH4siLPndzMo+RV7+d1mDT0t9P9KD8A/hJaF:qRRx7qHyvdzVM7W1BfP95C0

Score

10^/10

darkcomet slave discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Slave

katygarismova123.no-ip.biz:200

Mutex

DC_MUTEX-MBWJM88

Attributes

gencode
JMUmoo8nTYeT
install
false
offline_keylogger
true
persistence
false

Signatures

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

Executes dropped EXE 1 IoCs

pid	Process
1692	Service

Loads dropped DLL 1 IoCs

pid	Process
2960	d5b85283195556e522c8b5627369aba1_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rundll32 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\rundll32.exe"	d5b85283195556e522c8b5627369aba1_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2960 set thread context of 1692	2960	d5b85283195556e522c8b5627369aba1_JaffaCakes118.exe	30

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d5b85283195556e522c8b5627369aba1_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Service
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2960	d5b85283195556e522c8b5627369aba1_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1692	Service

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeDebugPrivilege	2960	d5b85283195556e522c8b5627369aba1_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	1692	Service
Token: SeSecurityPrivilege	1692	Service
Token: SeTakeOwnershipPrivilege	1692	Service
Token: SeLoadDriverPrivilege	1692	Service
Token: SeSystemProfilePrivilege	1692	Service
Token: SeSystemtimePrivilege	1692	Service
Token: SeProfSingleProcessPrivilege	1692	Service
Token: SeIncBasePriorityPrivilege	1692	Service
Token: SeCreatePagefilePrivilege	1692	Service
Token: SeBackupPrivilege	1692	Service
Token: SeRestorePrivilege	1692	Service
Token: SeShutdownPrivilege	1692	Service
Token: SeDebugPrivilege	1692	Service
Token: SeSystemEnvironmentPrivilege	1692	Service
Token: SeChangeNotifyPrivilege	1692	Service
Token: SeRemoteShutdownPrivilege	1692	Service
Token: SeUndockPrivilege	1692	Service
Token: SeManageVolumePrivilege	1692	Service
Token: SeImpersonatePrivilege	1692	Service
Token: SeCreateGlobalPrivilege	1692	Service
Token: 33	1692	Service
Token: 34	1692	Service
Token: 35	1692	Service

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1692	Service

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2960 wrote to memory of 1692	2960	d5b85283195556e522c8b5627369aba1_JaffaCakes118.exe	30
PID 2960 wrote to memory of 1692	2960	d5b85283195556e522c8b5627369aba1_JaffaCakes118.exe	30
PID 2960 wrote to memory of 1692	2960	d5b85283195556e522c8b5627369aba1_JaffaCakes118.exe	30
PID 2960 wrote to memory of 1692	2960	d5b85283195556e522c8b5627369aba1_JaffaCakes118.exe	30
PID 2960 wrote to memory of 1692	2960	d5b85283195556e522c8b5627369aba1_JaffaCakes118.exe	30
PID 2960 wrote to memory of 1692	2960	d5b85283195556e522c8b5627369aba1_JaffaCakes118.exe	30
PID 2960 wrote to memory of 1692	2960	d5b85283195556e522c8b5627369aba1_JaffaCakes118.exe	30
PID 2960 wrote to memory of 1692	2960	d5b85283195556e522c8b5627369aba1_JaffaCakes118.exe	30
PID 2960 wrote to memory of 1692	2960	d5b85283195556e522c8b5627369aba1_JaffaCakes118.exe	30
PID 2960 wrote to memory of 1692	2960	d5b85283195556e522c8b5627369aba1_JaffaCakes118.exe	30
PID 2960 wrote to memory of 1692	2960	d5b85283195556e522c8b5627369aba1_JaffaCakes118.exe	30
PID 2960 wrote to memory of 1692	2960	d5b85283195556e522c8b5627369aba1_JaffaCakes118.exe	30
PID 2960 wrote to memory of 1692	2960	d5b85283195556e522c8b5627369aba1_JaffaCakes118.exe	30
PID 1692 wrote to memory of 2276	1692	Service	31
PID 1692 wrote to memory of 2276	1692	Service	31
PID 1692 wrote to memory of 2276	1692	Service	31
PID 1692 wrote to memory of 2276	1692	Service	31
PID 1692 wrote to memory of 2276	1692	Service	31
PID 1692 wrote to memory of 2276	1692	Service	31
PID 1692 wrote to memory of 2276	1692	Service	31
PID 1692 wrote to memory of 2276	1692	Service	31
PID 1692 wrote to memory of 2276	1692	Service	31
PID 1692 wrote to memory of 2276	1692	Service	31
PID 1692 wrote to memory of 2276	1692	Service	31
PID 1692 wrote to memory of 2276	1692	Service	31
PID 1692 wrote to memory of 2276	1692	Service	31
PID 1692 wrote to memory of 2276	1692	Service	31
PID 1692 wrote to memory of 2276	1692	Service	31
PID 1692 wrote to memory of 2276	1692	Service	31
PID 1692 wrote to memory of 2276	1692	Service	31
PID 1692 wrote to memory of 2276	1692	Service	31
PID 1692 wrote to memory of 2276	1692	Service	31
PID 1692 wrote to memory of 2276	1692	Service	31
PID 1692 wrote to memory of 2276	1692	Service	31
PID 1692 wrote to memory of 2276	1692	Service	31
PID 1692 wrote to memory of 2276	1692	Service	31

C:\Users\Admin\AppData\Local\Temp\d5b85283195556e522c8b5627369aba1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d5b85283195556e522c8b5627369aba1_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2960
- C:\Users\Admin\AppData\Local\Temp\App\Service
  C:\Users\Admin\AppData\Local\Temp\\App\Service
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1692
- - C:\Windows\SysWOW64\notepad.exe
    notepad
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2276

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\App\Service

Filesize
1.1MB

MD5
34aa912defa18c2c129f1e09d75c1d7e

SHA1
9c3046324657505a30ecd9b1fdb46c05bde7d470

SHA256
6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

SHA512
d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

Download Submit
memory/1692-56-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-68-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-73-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1692-22-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-24-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-18-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-19-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-17-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-16-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-15-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-14-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-12-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-55-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-25-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-27-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-26-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-29-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-72-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-71-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-11-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-70-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-69-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-58-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-59-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-60-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-61-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-62-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-63-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-64-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-65-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-66-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1692-67-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2276-54-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/2276-30-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/2960-0-0x00000000741C1000-0x00000000741C2000-memory.dmp

Filesize
4KB

Download
memory/2960-57-0x00000000741C0000-0x000000007476B000-memory.dmp

Filesize
5.7MB

Download
memory/2960-2-0x00000000741C0000-0x000000007476B000-memory.dmp

Filesize
5.7MB

Download
memory/2960-1-0x00000000741C0000-0x000000007476B000-memory.dmp

Filesize
5.7MB

Download