darkcomet | 41589067b84a24326985a48925acd3e67d699b97f8a5ad79199c0d1625e3353f

Analysis

max time kernel
149s
max time network
19s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
16/08/2024, 04:09

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General

Target

9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Size

798KB
MD5

9ce6783342d18bcf75d5e0f8bdaf6a5c
SHA1

cf3ad375943f8e7356b99dfdc42427998451634f
SHA256

41589067b84a24326985a48925acd3e67d699b97f8a5ad79199c0d1625e3353f
SHA512

b71a20e3083fdad2b9dd972dea286a40eeb53953a82292b610554607482f0346cc4099a4a6a4da4073e730357df07f3b52da05f956fb00f6f18f9a4d6c15b9ca
SSDEEP

24576:dsZsEw//DAmUJuDdZidUr761ZpIfr4uICbut:ds3wzAfJuDdZxCTIzjICbut

Score

10^/10

darkcomet latentbot discovery persistence rat trojan

Malware Config

Extracted

Family

latentbot

xporphyriax.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

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Cookies\\SystemCertificates\\SystemCert.exe"	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	SystemCert.exe

Executes dropped EXE 2 IoCs

pid	Process
2024	SystemCert.exe
2280	SystemCert.exe

Loads dropped DLL 3 IoCs

pid	Process
3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
2024	SystemCert.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-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft Windows Operating System Certificates = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Cookies\\SystemCertificates\\SystemCert.exe"	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3004 set thread context of 3068	3004	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe	29
PID 2024 set thread context of 2280	2024	SystemCert.exe	31

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 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SystemCert.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SystemCert.exe

Checks processor information in registry 2 TTPs 8 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	SystemCert.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	SystemCert.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	SystemCert.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	SystemCert.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	SystemCert.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2280	SystemCert.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Token: SeSecurityPrivilege	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Token: SeSystemtimePrivilege	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Token: SeBackupPrivilege	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Token: SeRestorePrivilege	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Token: SeShutdownPrivilege	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Token: SeDebugPrivilege	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Token: SeUndockPrivilege	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Token: SeManageVolumePrivilege	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Token: SeImpersonatePrivilege	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Token: 33	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Token: 34	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Token: 35	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	2280	SystemCert.exe
Token: SeSecurityPrivilege	2280	SystemCert.exe
Token: SeTakeOwnershipPrivilege	2280	SystemCert.exe
Token: SeLoadDriverPrivilege	2280	SystemCert.exe
Token: SeSystemProfilePrivilege	2280	SystemCert.exe
Token: SeSystemtimePrivilege	2280	SystemCert.exe
Token: SeProfSingleProcessPrivilege	2280	SystemCert.exe
Token: SeIncBasePriorityPrivilege	2280	SystemCert.exe
Token: SeCreatePagefilePrivilege	2280	SystemCert.exe
Token: SeBackupPrivilege	2280	SystemCert.exe
Token: SeRestorePrivilege	2280	SystemCert.exe
Token: SeShutdownPrivilege	2280	SystemCert.exe
Token: SeDebugPrivilege	2280	SystemCert.exe
Token: SeSystemEnvironmentPrivilege	2280	SystemCert.exe
Token: SeChangeNotifyPrivilege	2280	SystemCert.exe
Token: SeRemoteShutdownPrivilege	2280	SystemCert.exe
Token: SeUndockPrivilege	2280	SystemCert.exe
Token: SeManageVolumePrivilege	2280	SystemCert.exe
Token: SeImpersonatePrivilege	2280	SystemCert.exe
Token: SeCreateGlobalPrivilege	2280	SystemCert.exe
Token: 33	2280	SystemCert.exe
Token: 34	2280	SystemCert.exe
Token: 35	2280	SystemCert.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
3004	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
2024	SystemCert.exe
2280	SystemCert.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 3004 wrote to memory of 3068	3004	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe	29
PID 3004 wrote to memory of 3068	3004	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe	29
PID 3004 wrote to memory of 3068	3004	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe	29
PID 3004 wrote to memory of 3068	3004	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe	29
PID 3004 wrote to memory of 3068	3004	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe	29
PID 3004 wrote to memory of 3068	3004	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe	29
PID 3004 wrote to memory of 3068	3004	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe	29
PID 3004 wrote to memory of 3068	3004	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe	29
PID 3004 wrote to memory of 3068	3004	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe	29
PID 3004 wrote to memory of 3068	3004	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe	29
PID 3004 wrote to memory of 3068	3004	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe	29
PID 3004 wrote to memory of 3068	3004	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe	29
PID 3004 wrote to memory of 3068	3004	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe	29
PID 3004 wrote to memory of 3068	3004	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe	29
PID 3004 wrote to memory of 3068	3004	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe	29
PID 3068 wrote to memory of 2024	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe	30
PID 3068 wrote to memory of 2024	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe	30
PID 3068 wrote to memory of 2024	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe	30
PID 3068 wrote to memory of 2024	3068	9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe	30
PID 2024 wrote to memory of 2280	2024	SystemCert.exe	31
PID 2024 wrote to memory of 2280	2024	SystemCert.exe	31
PID 2024 wrote to memory of 2280	2024	SystemCert.exe	31
PID 2024 wrote to memory of 2280	2024	SystemCert.exe	31
PID 2024 wrote to memory of 2280	2024	SystemCert.exe	31
PID 2024 wrote to memory of 2280	2024	SystemCert.exe	31
PID 2024 wrote to memory of 2280	2024	SystemCert.exe	31
PID 2024 wrote to memory of 2280	2024	SystemCert.exe	31
PID 2024 wrote to memory of 2280	2024	SystemCert.exe	31
PID 2024 wrote to memory of 2280	2024	SystemCert.exe	31
PID 2024 wrote to memory of 2280	2024	SystemCert.exe	31
PID 2024 wrote to memory of 2280	2024	SystemCert.exe	31
PID 2024 wrote to memory of 2280	2024	SystemCert.exe	31
PID 2024 wrote to memory of 2280	2024	SystemCert.exe	31
PID 2024 wrote to memory of 2280	2024	SystemCert.exe	31

C:\Users\Admin\AppData\Local\Temp\9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3004
- C:\Users\Admin\AppData\Local\Temp\9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\9ce6783342d18bcf75d5e0f8bdaf6a5c_JaffaCakes118.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Checks BIOS information in registry
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3068
- - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\SystemCertificates\SystemCert.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\SystemCertificates\SystemCert.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2024
  - - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\SystemCertificates\SystemCert.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\SystemCertificates\SystemCert.exe"
      4⤵
      Checks BIOS information in registry
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Checks processor information in registry
      Enumerates system info in registry
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:2280

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

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

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

\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\SystemCertificates\SystemCert.exe

Filesize
798KB

MD5
9ce6783342d18bcf75d5e0f8bdaf6a5c

SHA1
cf3ad375943f8e7356b99dfdc42427998451634f

SHA256
41589067b84a24326985a48925acd3e67d699b97f8a5ad79199c0d1625e3353f

SHA512
b71a20e3083fdad2b9dd972dea286a40eeb53953a82292b610554607482f0346cc4099a4a6a4da4073e730357df07f3b52da05f956fb00f6f18f9a4d6c15b9ca

Download Submit
memory/2024-31-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2024-28-0x0000000000240000-0x0000000000256000-memory.dmp

Filesize
88KB

Download
memory/2280-47-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2280-34-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2280-55-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2280-54-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2280-53-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2280-46-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2280-52-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2280-51-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2280-50-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2280-41-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2280-33-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2280-45-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2280-35-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2280-36-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2280-39-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2280-37-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2280-49-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2280-48-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2280-38-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2280-42-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2280-43-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2280-44-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3004-0-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3004-5-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3068-3-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3068-40-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3068-6-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3068-4-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3068-22-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3068-19-0x0000000002E30000-0x0000000002E46000-memory.dmp

Filesize
88KB

Download
memory/3068-8-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3068-9-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3068-7-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads