darkcomet | 9428e367c2986ae02203092b8c9d1a6daed612804534b0b060384e62c00f8de9

General

Target

53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
Size

647KB
MD5

53d73b42530d5b03aff7f4de6d047e08
SHA1

33d5d6645fe6a872835af8000900eb1e96e6cd07
SHA256

9428e367c2986ae02203092b8c9d1a6daed612804534b0b060384e62c00f8de9
SHA512

2690eaf0fd8eb024360656016972e0484487524fffb183c9a0c1ed8af2717f2065b9cd702ebfab4e0a7658fceb34d5e9a0f917a69a109060dffd649d80f42887
SSDEEP

12288:I6A84PaHhfD/tV9sj5NKR0pau9XGyu2qBVGLQyTPfhO:tAmBpVKHu0Mu9Xo20VGLVP5O

Score

10^/10

darkcomet discovery evasion rat trojan

Malware Config

Signatures

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

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

Processes:

attrib.exeattrib.exe

pid	Process
2564	attrib.exe
3412	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

Processes:

53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe

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 5 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:

attrib.exe53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.execmd.execmd.exeattrib.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe

pid	Process
4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe

description	pid	Process
Token: SeIncreaseQuotaPrivilege	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
Token: SeSecurityPrivilege	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
Token: SeSystemtimePrivilege	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
Token: SeBackupPrivilege	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
Token: SeRestorePrivilege	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
Token: SeShutdownPrivilege	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
Token: SeDebugPrivilege	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
Token: SeUndockPrivilege	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
Token: SeManageVolumePrivilege	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
Token: SeImpersonatePrivilege	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
Token: 33	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
Token: 34	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
Token: 35	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
Token: 36	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.execmd.execmd.exe

description	pid	Process	procid_target
PID 4668 wrote to memory of 3548	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe	85
PID 4668 wrote to memory of 3548	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe	85
PID 4668 wrote to memory of 3548	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe	85
PID 4668 wrote to memory of 4416	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe	86
PID 4668 wrote to memory of 4416	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe	86
PID 4668 wrote to memory of 4416	4668	53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe	86
PID 4416 wrote to memory of 3412	4416	cmd.exe	89
PID 4416 wrote to memory of 3412	4416	cmd.exe	89
PID 4416 wrote to memory of 3412	4416	cmd.exe	89
PID 3548 wrote to memory of 2564	3548	cmd.exe	90
PID 3548 wrote to memory of 2564	3548	cmd.exe	90
PID 3548 wrote to memory of 2564	3548	cmd.exe	90

Views/modifies file attributes 1 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

Processes:

attrib.exeattrib.exe

pid	Process
3412	attrib.exe
2564	attrib.exe

C:\Users\Admin\AppData\Local\Temp\53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4668
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe" +s +h
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3548
- - C:\Windows\SysWOW64\attrib.exe
    attrib "C:\Users\Admin\AppData\Local\Temp\53d73b42530d5b03aff7f4de6d047e08_JaffaCakes118.exe" +s +h
    3⤵
    - Sets file to hidden
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:2564
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4416
- - C:\Windows\SysWOW64\attrib.exe
    attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
    3⤵
    - Sets file to hidden
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:3412

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

2

T1564

Hidden Files and Directories

2

T1564.001

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

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/4668-0-0x0000000002390000-0x0000000002391000-memory.dmp

Filesize
4KB

Download
memory/4668-1-0x0000000000400000-0x00000000004B3000-memory.dmp

Filesize
716KB

Download
memory/4668-2-0x0000000002390000-0x0000000002391000-memory.dmp

Filesize
4KB

Download
memory/4668-3-0x0000000000400000-0x00000000004B3000-memory.dmp

Filesize
716KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads