darkcomet | c8fdafdd08e55eba2df997c7d8da4d4092819522b79228157eccaaced13fdca5

Analysis

max time kernel
147s
max time network
151s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23-10-2024 00:43

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General

Target

6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Size

1.9MB
MD5

6c850638e6710308a0423b5053079770
SHA1

ceba9d5c2eaf48f6c0fd85dff4a1ea6e67ce6e12
SHA256

c8fdafdd08e55eba2df997c7d8da4d4092819522b79228157eccaaced13fdca5
SHA512

f8c849c5fa87e12d97ec4b6a00ac951efc8b6fe67173b1010d31e22a79e9a79525a3813c82599126b8b90018c7d3b66981b7c0f22af9216f54604fdf2853141c
SSDEEP

24576:Q0QRWoJEfg0oChGdJQbjPbNW5tYeP+GF980iVOq2gI9KuwnlHoMUVmzOZBDf5pPQ:LQRV2o3MPY5Ar/G07lHg/qMvWWOZRb

Score

10^/10

darkcomet guest16 discovery evasion rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

harem.zapto.org:1604

Mutex

DC_MUTEX-1LAL7PT

Attributes

gencode
at5ugyKVDMMh
install
false
offline_keylogger
true
persistence
false

Signatures

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

Windows security bypass 2 TTPs 4 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	iexplore.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	iexplore.exe

Disables RegEdit via registry modification 2 IoCs

evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	iexplore.exe

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
2872	attrib.exe
2736	attrib.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	6c850638e6710308a0423b5053079770_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2100 set thread context of 2928	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe	34

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 6 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	iexplore.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6c850638e6710308a0423b5053079770_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2928	iexplore.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Token: SeSecurityPrivilege	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Token: SeSystemtimePrivilege	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Token: SeBackupPrivilege	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Token: SeRestorePrivilege	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Token: SeShutdownPrivilege	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Token: SeDebugPrivilege	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Token: SeUndockPrivilege	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Token: SeManageVolumePrivilege	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Token: SeImpersonatePrivilege	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Token: 33	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Token: 34	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Token: 35	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	2928	iexplore.exe
Token: SeSecurityPrivilege	2928	iexplore.exe
Token: SeTakeOwnershipPrivilege	2928	iexplore.exe
Token: SeLoadDriverPrivilege	2928	iexplore.exe
Token: SeSystemProfilePrivilege	2928	iexplore.exe
Token: SeSystemtimePrivilege	2928	iexplore.exe
Token: SeProfSingleProcessPrivilege	2928	iexplore.exe
Token: SeIncBasePriorityPrivilege	2928	iexplore.exe
Token: SeCreatePagefilePrivilege	2928	iexplore.exe
Token: SeBackupPrivilege	2928	iexplore.exe
Token: SeRestorePrivilege	2928	iexplore.exe
Token: SeShutdownPrivilege	2928	iexplore.exe
Token: SeDebugPrivilege	2928	iexplore.exe
Token: SeSystemEnvironmentPrivilege	2928	iexplore.exe
Token: SeChangeNotifyPrivilege	2928	iexplore.exe
Token: SeRemoteShutdownPrivilege	2928	iexplore.exe
Token: SeUndockPrivilege	2928	iexplore.exe
Token: SeManageVolumePrivilege	2928	iexplore.exe
Token: SeImpersonatePrivilege	2928	iexplore.exe
Token: SeCreateGlobalPrivilege	2928	iexplore.exe
Token: 33	2928	iexplore.exe
Token: 34	2928	iexplore.exe
Token: 35	2928	iexplore.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2928	iexplore.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 2876	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2876	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2876	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2876	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2888	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe	32
PID 2100 wrote to memory of 2888	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe	32
PID 2100 wrote to memory of 2888	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe	32
PID 2100 wrote to memory of 2888	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe	32
PID 2100 wrote to memory of 2928	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe	34
PID 2100 wrote to memory of 2928	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe	34
PID 2100 wrote to memory of 2928	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe	34
PID 2100 wrote to memory of 2928	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe	34
PID 2100 wrote to memory of 2928	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe	34
PID 2100 wrote to memory of 2928	2100	6c850638e6710308a0423b5053079770_JaffaCakes118.exe	34
PID 2888 wrote to memory of 2872	2888	cmd.exe	36
PID 2888 wrote to memory of 2872	2888	cmd.exe	36
PID 2888 wrote to memory of 2872	2888	cmd.exe	36
PID 2888 wrote to memory of 2872	2888	cmd.exe	36
PID 2876 wrote to memory of 2736	2876	cmd.exe	37
PID 2876 wrote to memory of 2736	2876	cmd.exe	37
PID 2876 wrote to memory of 2736	2876	cmd.exe	37
PID 2876 wrote to memory of 2736	2876	cmd.exe	37

Views/modifies file attributes 1 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2736	attrib.exe
2872	attrib.exe

C:\Users\Admin\AppData\Local\Temp\6c850638e6710308a0423b5053079770_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6c850638e6710308a0423b5053079770_JaffaCakes118.exe"
1⤵
- Windows security bypass
- Disables RegEdit via registry modification
- Windows security modification
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\6c850638e6710308a0423b5053079770_JaffaCakes118.exe" +s +h
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2876
- - C:\Windows\SysWOW64\attrib.exe
    attrib "C:\Users\Admin\AppData\Local\Temp\6c850638e6710308a0423b5053079770_JaffaCakes118.exe" +s +h
    3⤵
    - Sets file to hidden
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:2736
- 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:2888
- - 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:2872
- C:\Program Files (x86)\Internet Explorer\iexplore.exe
  "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
  2⤵
  - Windows security bypass
  - Disables RegEdit via registry modification
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2928

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

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

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Downloads

memory/2100-0-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2100-2-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2928-1-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads