darkcomet | 6919e931d6176933332f7e31603a6b15f54b25330bf58b777e2aeab835e5f0fa

Analysis

max time kernel
150s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-01-2025 04:50

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General

Target

JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
Size

1.3MB
MD5

77ba73d7bbbc090b89b365f19af18ed0
SHA1

f2db1fca55180abacfc259d5db6b4f1a60704930
SHA256

6919e931d6176933332f7e31603a6b15f54b25330bf58b777e2aeab835e5f0fa
SHA512

6d25a98019f7048d1de00d5dd44736158a95a76617324f96b63336b3297dfa34585556cef0ee138b58d9ddc0d205faa92ed2bd5e2ea708ca28888170b20a687c
SSDEEP

24576:pRmJkcoQricOIQxiZY1iaUOuGkZJrT53PJgGZFGgAocQiecZ:mJZoQrbTFZY1iatuJZ9T5fJVZFGVQiXZ

Score

10^/10

darkcomet guest16 discovery evasion persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

annydai.hopto.org:1604

Mutex

DC_MUTEX-RDHSE1Y

Attributes

gencode
GG4scco8yS8b
install
false
offline_keylogger
true
persistence
false

Signatures

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

pid	Process
2824	attrib.exe
2732	attrib.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\java = "C:\\Users\\Admin\\AppData\\Local\\Temp\\JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe"	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\java = "C:\\Users\\Admin\\AppData\\Local\\Temp\\JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe"	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\explorer.exe	attrib.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2708 set thread context of 2780	2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe	30

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64	attrib.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 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	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	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe

Suspicious use of AdjustPrivilegeToken 23 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2780	explorer.exe
Token: SeSecurityPrivilege	2780	explorer.exe
Token: SeTakeOwnershipPrivilege	2780	explorer.exe
Token: SeLoadDriverPrivilege	2780	explorer.exe
Token: SeSystemProfilePrivilege	2780	explorer.exe
Token: SeSystemtimePrivilege	2780	explorer.exe
Token: SeProfSingleProcessPrivilege	2780	explorer.exe
Token: SeIncBasePriorityPrivilege	2780	explorer.exe
Token: SeCreatePagefilePrivilege	2780	explorer.exe
Token: SeBackupPrivilege	2780	explorer.exe
Token: SeRestorePrivilege	2780	explorer.exe
Token: SeShutdownPrivilege	2780	explorer.exe
Token: SeDebugPrivilege	2780	explorer.exe
Token: SeSystemEnvironmentPrivilege	2780	explorer.exe
Token: SeChangeNotifyPrivilege	2780	explorer.exe
Token: SeRemoteShutdownPrivilege	2780	explorer.exe
Token: SeUndockPrivilege	2780	explorer.exe
Token: SeManageVolumePrivilege	2780	explorer.exe
Token: SeImpersonatePrivilege	2780	explorer.exe
Token: SeCreateGlobalPrivilege	2780	explorer.exe
Token: 33	2780	explorer.exe
Token: 34	2780	explorer.exe
Token: 35	2780	explorer.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2780	explorer.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 2708 wrote to memory of 2780	2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe	30
PID 2708 wrote to memory of 2780	2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe	30
PID 2708 wrote to memory of 2780	2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe	30
PID 2708 wrote to memory of 2780	2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe	30
PID 2708 wrote to memory of 2780	2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe	30
PID 2708 wrote to memory of 2780	2708	JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe	30
PID 2780 wrote to memory of 2808	2780	explorer.exe	31
PID 2780 wrote to memory of 2808	2780	explorer.exe	31
PID 2780 wrote to memory of 2808	2780	explorer.exe	31
PID 2780 wrote to memory of 2808	2780	explorer.exe	31
PID 2780 wrote to memory of 2728	2780	explorer.exe	32
PID 2780 wrote to memory of 2728	2780	explorer.exe	32
PID 2780 wrote to memory of 2728	2780	explorer.exe	32
PID 2780 wrote to memory of 2728	2780	explorer.exe	32
PID 2728 wrote to memory of 2824	2728	cmd.exe	35
PID 2728 wrote to memory of 2824	2728	cmd.exe	35
PID 2728 wrote to memory of 2824	2728	cmd.exe	35
PID 2728 wrote to memory of 2824	2728	cmd.exe	35
PID 2808 wrote to memory of 2732	2808	cmd.exe	36
PID 2808 wrote to memory of 2732	2808	cmd.exe	36
PID 2808 wrote to memory of 2732	2808	cmd.exe	36
PID 2808 wrote to memory of 2732	2808	cmd.exe	36

Views/modifies file attributes 1 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2824	attrib.exe
2732	attrib.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_77ba73d7bbbc090b89b365f19af18ed0.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2708
- C:\Windows\SysWOW64\explorer.exe
  "C:\Windows\system32\explorer.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2780
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /k attrib "C:\Windows\SysWOW64\explorer.exe" +s +h
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2808
  - - C:\Windows\SysWOW64\attrib.exe
      attrib "C:\Windows\SysWOW64\explorer.exe" +s +h
      4⤵
      Sets file to hidden
      Drops file in System32 directory
      System Location Discovery: System Language Discovery
      Views/modifies file attributes
      PID:2732
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /k attrib "C:\Windows\SysWOW64" +s +h
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2728
  - - C:\Windows\SysWOW64\attrib.exe
      attrib "C:\Windows\SysWOW64" +s +h
      4⤵
      Sets file to hidden
      Drops file in Windows directory
      System Location Discovery: System Language Discovery
      Views/modifies file attributes
      PID:2824

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

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

C:\Users\Admin\AppData\Local\Temp\temporary.temp

Filesize
660KB

MD5
b6a9955ffb461610192e7792047e3404

SHA1
552a702b61eeb2b49c6efb1b99900c2e74446e88

SHA256
b625af161df86938160c03eefdbef7ccbdd910067a576f23383de89f944c603a

SHA512
b55f1a2b45274a07f7d95885ec083cc3d3c63aa43d6e10424d8ae2d954809d2590998a1b3a7c2441b785ae2f2f269c78182e4ee036112592a8608f75a5701486

Download Submit
memory/2780-9-0x0000000000080000-0x0000000000135000-memory.dmp

Filesize
724KB

Download
memory/2780-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2780-7-0x0000000000080000-0x0000000000135000-memory.dmp

Filesize
724KB

Download
memory/2780-10-0x0000000000080000-0x0000000000135000-memory.dmp

Filesize
724KB

Download
memory/2780-11-0x0000000000080000-0x0000000000135000-memory.dmp

Filesize
724KB

Download
memory/2780-12-0x0000000000080000-0x0000000000135000-memory.dmp

Filesize
724KB

Download
memory/2780-13-0x0000000000370000-0x0000000000371000-memory.dmp

Filesize
4KB

Download
memory/2780-15-0x0000000000080000-0x0000000000135000-memory.dmp

Filesize
724KB

Download
memory/2780-14-0x0000000000080000-0x0000000000135000-memory.dmp

Filesize
724KB

Download
memory/2780-16-0x0000000000080000-0x0000000000135000-memory.dmp

Filesize
724KB

Download
memory/2780-17-0x0000000000370000-0x0000000000371000-memory.dmp

Filesize
4KB

Download