darkcomet | 3d2321a32bb4b343b3d2bfd88485fb7bfa4d2bbb3706478cf0a136c03e770cbc

General

Target

67335e841fc21e63098b0a32d295e30d_JaffaCakes118.exe
Size

1012KB
MD5

67335e841fc21e63098b0a32d295e30d
SHA1

27bade2855683b409ee994e69b20599683ab07bf
SHA256

3d2321a32bb4b343b3d2bfd88485fb7bfa4d2bbb3706478cf0a136c03e770cbc
SHA512

37853aecb67696673abe1579b498c77cb3b4cfd6193394ce140aff4ceac8bda2450b719c913101618e4453d4ed1983160e23930fca2a5bd34c3c0ad76906ce47
SSDEEP

24576:9vXCPhdAB9yG+iua3FT7pUSdRrHIQ7YhFB5rj:96pi9yv7fAa

Score

10^/10

darkcomet latentbot evasion persistence rat trojan

Malware Config

Extracted

Family

latentbot

C2

deuscrypter.zapto.org

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
LatentBot
Modular trojan written in Delphi which has been in-the-wild since 2013.
trojan latentbot

Sets file to hidden 1 TTPs 2 IoCs

Modifies file attributes to stop it showing in Explorer etc.

evasion

Hidden Files and Directories

T1564.001

pid	Process
3480	attrib.exe
4984	attrib.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Control Panel\International\Geo\Nation	h2v254yc.exe

Executes dropped EXE 1 IoCs

pid	Process
3192	h2v254yc.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-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Wuapp = "C:\\Users\\Admin\\AppData\\Roaming\\wuapp"	67335e841fc21e63098b0a32d295e30d_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4664 set thread context of 3192	4664	67335e841fc21e63098b0a32d295e30d_JaffaCakes118.exe	91

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

System Information Discovery
T1082

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3192	h2v254yc.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3192	h2v254yc.exe
Token: SeSecurityPrivilege	3192	h2v254yc.exe
Token: SeTakeOwnershipPrivilege	3192	h2v254yc.exe
Token: SeLoadDriverPrivilege	3192	h2v254yc.exe
Token: SeSystemProfilePrivilege	3192	h2v254yc.exe
Token: SeSystemtimePrivilege	3192	h2v254yc.exe
Token: SeProfSingleProcessPrivilege	3192	h2v254yc.exe
Token: SeIncBasePriorityPrivilege	3192	h2v254yc.exe
Token: SeCreatePagefilePrivilege	3192	h2v254yc.exe
Token: SeBackupPrivilege	3192	h2v254yc.exe
Token: SeRestorePrivilege	3192	h2v254yc.exe
Token: SeShutdownPrivilege	3192	h2v254yc.exe
Token: SeDebugPrivilege	3192	h2v254yc.exe
Token: SeSystemEnvironmentPrivilege	3192	h2v254yc.exe
Token: SeChangeNotifyPrivilege	3192	h2v254yc.exe
Token: SeRemoteShutdownPrivilege	3192	h2v254yc.exe
Token: SeUndockPrivilege	3192	h2v254yc.exe
Token: SeManageVolumePrivilege	3192	h2v254yc.exe
Token: SeImpersonatePrivilege	3192	h2v254yc.exe
Token: SeCreateGlobalPrivilege	3192	h2v254yc.exe
Token: 33	3192	h2v254yc.exe
Token: 34	3192	h2v254yc.exe
Token: 35	3192	h2v254yc.exe
Token: 36	3192	h2v254yc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3192	h2v254yc.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 4664 wrote to memory of 3192	4664	67335e841fc21e63098b0a32d295e30d_JaffaCakes118.exe	91
PID 4664 wrote to memory of 3192	4664	67335e841fc21e63098b0a32d295e30d_JaffaCakes118.exe	91
PID 4664 wrote to memory of 3192	4664	67335e841fc21e63098b0a32d295e30d_JaffaCakes118.exe	91
PID 4664 wrote to memory of 3192	4664	67335e841fc21e63098b0a32d295e30d_JaffaCakes118.exe	91
PID 4664 wrote to memory of 3192	4664	67335e841fc21e63098b0a32d295e30d_JaffaCakes118.exe	91
PID 4664 wrote to memory of 3192	4664	67335e841fc21e63098b0a32d295e30d_JaffaCakes118.exe	91
PID 4664 wrote to memory of 3192	4664	67335e841fc21e63098b0a32d295e30d_JaffaCakes118.exe	91
PID 4664 wrote to memory of 3192	4664	67335e841fc21e63098b0a32d295e30d_JaffaCakes118.exe	91
PID 4664 wrote to memory of 3192	4664	67335e841fc21e63098b0a32d295e30d_JaffaCakes118.exe	91
PID 4664 wrote to memory of 3192	4664	67335e841fc21e63098b0a32d295e30d_JaffaCakes118.exe	91
PID 4664 wrote to memory of 3192	4664	67335e841fc21e63098b0a32d295e30d_JaffaCakes118.exe	91
PID 4664 wrote to memory of 3192	4664	67335e841fc21e63098b0a32d295e30d_JaffaCakes118.exe	91
PID 4664 wrote to memory of 3192	4664	67335e841fc21e63098b0a32d295e30d_JaffaCakes118.exe	91
PID 4664 wrote to memory of 3192	4664	67335e841fc21e63098b0a32d295e30d_JaffaCakes118.exe	91
PID 3192 wrote to memory of 3628	3192	h2v254yc.exe	92
PID 3192 wrote to memory of 3628	3192	h2v254yc.exe	92
PID 3192 wrote to memory of 3628	3192	h2v254yc.exe	92
PID 3192 wrote to memory of 2336	3192	h2v254yc.exe	94
PID 3192 wrote to memory of 2336	3192	h2v254yc.exe	94
PID 3192 wrote to memory of 2336	3192	h2v254yc.exe	94
PID 2336 wrote to memory of 4984	2336	cmd.exe	96
PID 2336 wrote to memory of 4984	2336	cmd.exe	96
PID 2336 wrote to memory of 4984	2336	cmd.exe	96
PID 3628 wrote to memory of 3480	3628	cmd.exe	97
PID 3628 wrote to memory of 3480	3628	cmd.exe	97
PID 3628 wrote to memory of 3480	3628	cmd.exe	97

Views/modifies file attributes 1 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
4984	attrib.exe
3480	attrib.exe

C:\Users\Admin\AppData\Local\Temp\67335e841fc21e63098b0a32d295e30d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\67335e841fc21e63098b0a32d295e30d_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4664
- C:\Users\Admin\AppData\Local\Temp\h2v254yc.exe
  C:\Users\Admin\AppData\Local\Temp\h2v254yc.exe
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3192
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpcmd.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3628
  - - C:\Windows\SysWOW64\attrib.exe
      attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
      4⤵
      Sets file to hidden
      Views/modifies file attributes
      PID:3480
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpcmd.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2336
  - - C:\Windows\SysWOW64\attrib.exe
      attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
      4⤵
      Sets file to hidden
      Views/modifies file attributes
      PID:4984

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

Hide Artifacts

2

T1564

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\h2v254yc.exe

Filesize
1.1MB

MD5
d881de17aa8f2e2c08cbb7b265f928f9

SHA1
08936aebc87decf0af6e8eada191062b5e65ac2a

SHA256
b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0

SHA512
5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpcmd.bat

Filesize
50B

MD5
b774ae3fb1da087e1f83b4f7b2060e5a

SHA1
97eb9be49ac3af9c851c9e1e84e32bfd53e325a8

SHA256
adaf4a84b41e410b02e261cfd0fe7739d98647eab73c3badd32ac6e39f26351b

SHA512
f75d0f95f7306d26a12b414bfe37b97fbd37546cb3c6e403def7077329ddffb4b45d5c5f0ba0e7bb6d72851d2d691b0a85267beead42f7cbf2e8c3d45a3b4701

Download Submit
memory/3192-13-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/3192-36-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/3192-30-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/3192-11-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/3192-15-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/3192-42-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/3192-17-0x0000000002410000-0x0000000002411000-memory.dmp

Filesize
4KB

Download
memory/3192-41-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/3192-25-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/3192-28-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/3192-27-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/3192-26-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/3192-6-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/3192-43-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/3192-38-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/3192-32-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/3192-33-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/3192-34-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/3192-35-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/3192-40-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/3192-37-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/3192-31-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/3192-39-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/4664-2-0x0000000074760000-0x0000000074D11000-memory.dmp

Filesize
5.7MB

Download
memory/4664-18-0x0000000074760000-0x0000000074D11000-memory.dmp

Filesize
5.7MB

Download
memory/4664-0-0x0000000074762000-0x0000000074763000-memory.dmp

Filesize
4KB

Download
memory/4664-1-0x0000000074760000-0x0000000074D11000-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