darkcomet | e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9a

General

Target

e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe
Size

777KB
MD5

3eeb8e87fefe34019a257caf84cd83b0
SHA1

3cd19f9327b3bd84998fbf3e92e5e2105974c372
SHA256

e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9a
SHA512

4754a1cbf3e0428322f5fdb4b2bdc1ab6d065ca4a5b0759317a5c2ddcfd4be4bc6247e8b5cb9708663878c064dbeb5c79194a7095f4d0aa5dd266500b8c4f4e5
SSDEEP

12288:wB6Lx8ckslStluh/g60Mi6ItMKp67/m5EZ2anOZnjWnpw2KtW31j6a9G8MoF:wcxLleM/g60MpItvQ7Oq0aOcL31dCw

Score

10^/10

darkcomet slave discovery evasion rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Slave

C2

jamesk420.no-ip.org:6112

Mutex

DC_MUTEX-GJK1WGW

Attributes

gencode
KvCzs6f0BLdd
install
false
offline_keylogger
true
password
12345
persistence
false

Signatures

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

Disables RegEdit via registry modification 1 IoCs

evasion

Processes:

e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Suspicious use of SetThreadContext 1 IoCs

Processes:

e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe

description	pid	Process	procid_target
PID 3552 set thread context of 4692	3552	e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe	90

System Location Discovery: System Language Discovery 1 TTPs 4 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

Processes:

e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exevbc.exeREG.exeREG.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	REG.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	REG.exe

Modifies registry key 1 TTPs 2 IoCs

Modify Registry

T1112

Processes:

REG.exeREG.exe

pid	Process
4616	REG.exe
4532	REG.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

vbc.exe

description	pid	Process
Token: SeIncreaseQuotaPrivilege	4692	vbc.exe
Token: SeSecurityPrivilege	4692	vbc.exe
Token: SeTakeOwnershipPrivilege	4692	vbc.exe
Token: SeLoadDriverPrivilege	4692	vbc.exe
Token: SeSystemProfilePrivilege	4692	vbc.exe
Token: SeSystemtimePrivilege	4692	vbc.exe
Token: SeProfSingleProcessPrivilege	4692	vbc.exe
Token: SeIncBasePriorityPrivilege	4692	vbc.exe
Token: SeCreatePagefilePrivilege	4692	vbc.exe
Token: SeBackupPrivilege	4692	vbc.exe
Token: SeRestorePrivilege	4692	vbc.exe
Token: SeShutdownPrivilege	4692	vbc.exe
Token: SeDebugPrivilege	4692	vbc.exe
Token: SeSystemEnvironmentPrivilege	4692	vbc.exe
Token: SeChangeNotifyPrivilege	4692	vbc.exe
Token: SeRemoteShutdownPrivilege	4692	vbc.exe
Token: SeUndockPrivilege	4692	vbc.exe
Token: SeManageVolumePrivilege	4692	vbc.exe
Token: SeImpersonatePrivilege	4692	vbc.exe
Token: SeCreateGlobalPrivilege	4692	vbc.exe
Token: 33	4692	vbc.exe
Token: 34	4692	vbc.exe
Token: 35	4692	vbc.exe
Token: 36	4692	vbc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

vbc.exe

pid	Process
4692	vbc.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe

description	pid	Process	procid_target
PID 3552 wrote to memory of 4692	3552	e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe	90
PID 3552 wrote to memory of 4692	3552	e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe	90
PID 3552 wrote to memory of 4692	3552	e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe	90
PID 3552 wrote to memory of 4692	3552	e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe	90
PID 3552 wrote to memory of 4692	3552	e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe	90
PID 3552 wrote to memory of 4692	3552	e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe	90
PID 3552 wrote to memory of 4692	3552	e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe	90
PID 3552 wrote to memory of 4692	3552	e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe	90
PID 3552 wrote to memory of 4692	3552	e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe	90
PID 3552 wrote to memory of 4692	3552	e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe	90
PID 3552 wrote to memory of 4692	3552	e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe	90
PID 3552 wrote to memory of 4692	3552	e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe	90
PID 3552 wrote to memory of 4692	3552	e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe	90
PID 3552 wrote to memory of 4692	3552	e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe	90
PID 3552 wrote to memory of 4616	3552	e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe	91
PID 3552 wrote to memory of 4616	3552	e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe	91
PID 3552 wrote to memory of 4616	3552	e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe	91
PID 3552 wrote to memory of 4532	3552	e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe	92
PID 3552 wrote to memory of 4532	3552	e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe	92
PID 3552 wrote to memory of 4532	3552	e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe	92

C:\Users\Admin\AppData\Local\Temp\e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe
"C:\Users\Admin\AppData\Local\Temp\e5f96056aa781048ddfb7ef246991250a9289f34e44be70c231a85e58a20cb9aN.exe"
1⤵
- Disables RegEdit via registry modification
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3552
- 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:4692
- C:\Windows\SysWOW64\REG.exe
  REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer /v NoControlPanel /t REG_DWORD /d 0 /f
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry key
  PID:4616
- C:\Windows\SysWOW64\REG.exe
  REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer /v NoRun /t REG_DWORD /d 1 /f
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry key
  PID:4532

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Privilege Escalation

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

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Downloads

memory/3552-11-0x0000000074E90000-0x0000000075441000-memory.dmp

Filesize
5.7MB

Download
memory/3552-1-0x0000000074E90000-0x0000000075441000-memory.dmp

Filesize
5.7MB

Download
memory/3552-2-0x0000000074E90000-0x0000000075441000-memory.dmp

Filesize
5.7MB

Download
memory/3552-0-0x0000000074E92000-0x0000000074E93000-memory.dmp

Filesize
4KB

Download
memory/4692-13-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4692-14-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4692-7-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4692-8-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4692-10-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4692-9-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4692-3-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4692-12-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4692-4-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4692-5-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4692-15-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4692-16-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4692-17-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4692-18-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4692-19-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4692-20-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4692-21-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4692-22-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4692-23-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4692-24-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads