darkcomet | 4acb5ac3af132a7997741e47554c4de8cad84644e8b62c62d3c82b2d4b90aaff

General

Target

JaffaCakes118_c08977c457028258208504b314613ad1.exe
Size

1.2MB
MD5

c08977c457028258208504b314613ad1
SHA1

e03b0f062ab7b4c3a6255ccee3d75dedd6b1d378
SHA256

4acb5ac3af132a7997741e47554c4de8cad84644e8b62c62d3c82b2d4b90aaff
SHA512

49e54a5f901c6f988a12395261109a8a142d770a953dc0de8c582cc854888a14e8726ab84890715697e3457c58da9653902b1b44ccea8b8405fe164025ebfa02
SSDEEP

24576:tXdHVVHT9YxHKQPMsQm1fK1z1mq+ipVim:tX5VVHBYxHKQbFKaqDpVl

Score

10^/10

darkcomet guest16 discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

iratskids.zapto.org:3024

Mutex

DC_MUTEX-C1DSTEU

Attributes

gencode
wv6uxAfRnPb8
install
false
offline_keylogger
true
persistence
false

rc4.plain

Signatures

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

Command and Scripting Interpreter
T1059

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\Startup Name = "C:\\Users\\Admin\\AppData\\Roaming\\StableSoftwareP.exe"	JaffaCakes118_c08977c457028258208504b314613ad1.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2960 set thread context of 1700	2960	JaffaCakes118_c08977c457028258208504b314613ad1.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 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	JaffaCakes118_c08977c457028258208504b314613ad1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 23 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1700	vbc.exe
Token: SeSecurityPrivilege	1700	vbc.exe
Token: SeTakeOwnershipPrivilege	1700	vbc.exe
Token: SeLoadDriverPrivilege	1700	vbc.exe
Token: SeSystemProfilePrivilege	1700	vbc.exe
Token: SeSystemtimePrivilege	1700	vbc.exe
Token: SeProfSingleProcessPrivilege	1700	vbc.exe
Token: SeIncBasePriorityPrivilege	1700	vbc.exe
Token: SeCreatePagefilePrivilege	1700	vbc.exe
Token: SeBackupPrivilege	1700	vbc.exe
Token: SeRestorePrivilege	1700	vbc.exe
Token: SeShutdownPrivilege	1700	vbc.exe
Token: SeDebugPrivilege	1700	vbc.exe
Token: SeSystemEnvironmentPrivilege	1700	vbc.exe
Token: SeChangeNotifyPrivilege	1700	vbc.exe
Token: SeRemoteShutdownPrivilege	1700	vbc.exe
Token: SeUndockPrivilege	1700	vbc.exe
Token: SeManageVolumePrivilege	1700	vbc.exe
Token: SeImpersonatePrivilege	1700	vbc.exe
Token: SeCreateGlobalPrivilege	1700	vbc.exe
Token: 33	1700	vbc.exe
Token: 34	1700	vbc.exe
Token: 35	1700	vbc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1700	vbc.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2960 wrote to memory of 1700	2960	JaffaCakes118_c08977c457028258208504b314613ad1.exe	30
PID 2960 wrote to memory of 1700	2960	JaffaCakes118_c08977c457028258208504b314613ad1.exe	30
PID 2960 wrote to memory of 1700	2960	JaffaCakes118_c08977c457028258208504b314613ad1.exe	30
PID 2960 wrote to memory of 1700	2960	JaffaCakes118_c08977c457028258208504b314613ad1.exe	30
PID 2960 wrote to memory of 1700	2960	JaffaCakes118_c08977c457028258208504b314613ad1.exe	30
PID 2960 wrote to memory of 1700	2960	JaffaCakes118_c08977c457028258208504b314613ad1.exe	30
PID 2960 wrote to memory of 1700	2960	JaffaCakes118_c08977c457028258208504b314613ad1.exe	30
PID 2960 wrote to memory of 1700	2960	JaffaCakes118_c08977c457028258208504b314613ad1.exe	30
PID 2960 wrote to memory of 1700	2960	JaffaCakes118_c08977c457028258208504b314613ad1.exe	30
PID 2960 wrote to memory of 1700	2960	JaffaCakes118_c08977c457028258208504b314613ad1.exe	30
PID 2960 wrote to memory of 1700	2960	JaffaCakes118_c08977c457028258208504b314613ad1.exe	30
PID 2960 wrote to memory of 1700	2960	JaffaCakes118_c08977c457028258208504b314613ad1.exe	30
PID 2960 wrote to memory of 1700	2960	JaffaCakes118_c08977c457028258208504b314613ad1.exe	30
PID 2960 wrote to memory of 1700	2960	JaffaCakes118_c08977c457028258208504b314613ad1.exe	30
PID 2960 wrote to memory of 1700	2960	JaffaCakes118_c08977c457028258208504b314613ad1.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c08977c457028258208504b314613ad1.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c08977c457028258208504b314613ad1.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2960
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1700

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

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 Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1700-13-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1700-20-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1700-27-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1700-4-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1700-5-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1700-6-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1700-8-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1700-26-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1700-9-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1700-10-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1700-11-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1700-15-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1700-14-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1700-25-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1700-12-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1700-16-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1700-17-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1700-18-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1700-19-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1700-24-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1700-21-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1700-22-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1700-23-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

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

Filesize
4KB

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

Filesize
5.7MB

Download
memory/2960-7-0x00000000741C0000-0x000000007476B000-memory.dmp

Filesize
5.7MB

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

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads