Analysis
- max time kernel
150s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
08/01/2025, 14:30
General
- Target d025f97d1f87756e37c92fa36aae1223a4975abb515689a63bdb6f4dff25fa9d.exe
- Size 1.9MB
- Sample250108-rt4fxatkcx
- SHA256 d025f97d1f87756e37c92fa36aae1223a4975abb515689a63bdb6f4dff25fa9d
Malware Config
Extracted
-
darkcomet
-
EGO
-
harry223.hopto.org:1604
-
harry223.ddns.net:1604
-
DC_MUTEX-49BTG5Z
-
gencode
5SgVzYUMC7K7
-
install
false
-
offline_keylogger
true
-
persistence
false
Signatures
- Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
- Darkcomet family
- RevengeRAT
Remote-access trojan with a wide range of capabilities.
- Revengerat family
- RevengeRat Executable 1 IoCs
- Event Triggered Execution: Image File Execution Options Injection 1 TTPs 2 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 2 IoCs
- Maps connected drives based on registry 3 TTPs 4 IoCs
Disk information is often read in order to detect sandboxing environments.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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.
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 26 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 16 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\d025f97d1f87756e37c92fa36aae1223a4975abb515689a63bdb6f4dff25fa9d.exe"C:\Users\Admin\AppData\Local\Temp\d025f97d1f87756e37c92fa36aae1223a4975abb515689a63bdb6f4dff25fa9d.exe"1⤵
- Checks computer location settings
- Maps connected drives based on registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Delete /TN "Update\dcba3215-9a85-40cf-9198-e7887aed0f54" /F2⤵
- System Location Discovery: System Language Discovery
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Update\dcba3215-9a85-40cf-9198-e7887aed0f54" /XML "C:\Users\Admin\AppData\Local\Temp\tmp403678369.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /K "C:\ProgramData\WipeShadow.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\ProgramData\WipeShadow.exeC:\ProgramData\WipeShadow.exe3⤵
- Event Triggered Execution: Image File Execution Options Injection
- Executes dropped EXE
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\ProgramData\WipeShadow.exeC:\ProgramData\WipeShadow.exe4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
-
-
Network
MITRE ATT&CK Enterprise v15
Persistence
Event Triggered Execution
1Image File Execution Options Injection
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Event Triggered Execution
1Image File Execution Options Injection
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
WipeShadow.exe
tmp403678369.tmp
memory/1700-34-0x00000000750C0000-0x0000000075671000-memory.dmp
memory/1700-32-0x00000000750C0000-0x0000000075671000-memory.dmp
memory/1700-31-0x00000000750C0000-0x0000000075671000-memory.dmp
memory/1700-30-0x00000000750C0000-0x0000000075671000-memory.dmp
memory/1700-23-0x0000000009DA0000-0x0000000009DA3000-memory.dmp
memory/1700-21-0x00000000750C0000-0x0000000075671000-memory.dmp
memory/1700-20-0x00000000750C0000-0x0000000075671000-memory.dmp
memory/1700-19-0x00000000750C0000-0x0000000075671000-memory.dmp
memory/3936-24-0x0000000000400000-0x00000000004C5000-memory.dmp
memory/3936-27-0x0000000000400000-0x00000000004C5000-memory.dmp
memory/3936-28-0x0000000000400000-0x00000000004C5000-memory.dmp
memory/3936-29-0x0000000000400000-0x00000000004C5000-memory.dmp
memory/4676-15-0x00000000750C0000-0x0000000075671000-memory.dmp
memory/4676-7-0x00000000750C0000-0x0000000075671000-memory.dmp
memory/4676-6-0x00000000750C0000-0x0000000075671000-memory.dmp
memory/4676-5-0x00000000750C0000-0x0000000075671000-memory.dmp
memory/4676-0-0x00000000750C2000-0x00000000750C3000-memory.dmp
memory/4676-4-0x00000000750C2000-0x00000000750C3000-memory.dmp
memory/4676-3-0x00000000750C0000-0x0000000075671000-memory.dmp
memory/4676-2-0x00000000750C0000-0x0000000075671000-memory.dmp
memory/4676-1-0x00000000750C0000-0x0000000075671000-memory.dmp