Analysis
- max time kernel
133s - max time network
123s - platform
windows10-2004_x64 - resource
win10v2004-20240419-en - resource tags
- submitted
04/05/2024, 01:25
General
- Target 7040402574a686f031c3af5fed37509d8979855397787aab70b2d1059099d2da.dll
- Size 69KB
- Sample240504-bs2ypacf46
- SHA256 7040402574a686f031c3af5fed37509d8979855397787aab70b2d1059099d2da
Score
10/10
Malware Config
Extracted
Family
-
latrodectus
C2
-
https://winarkamaps.com/live/
-
https://stratimasesstr.com/live/
Signatures
- Latrodectus loader
Latrodectus is a loader written in C++.
- Detect larodectus Loader variant 2 7 IoCs
- Deletes itself 1 IoCs
- Loads dropped DLL 1 IoCs
- Suspicious behavior: EnumeratesProcesses 8 IoCs
- Suspicious behavior: RenamesItself 1 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
- Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\7040402574a686f031c3af5fed37509d8979855397787aab70b2d1059099d2da.dll,#11⤵
- Deletes itself
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
-
C:\Windows\system32\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Roaming\Custom_update\Update_9400da51.dll", #12⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Update_9400da51.dll
memory/2696-0-0x000002885A6C0000-0x000002885A6D4000-memory.dmp
memory/2696-1-0x000002885A6C0000-0x000002885A6D4000-memory.dmp
memory/2696-3-0x0000000180000000-0x0000000180014000-memory.dmp
memory/2696-5-0x000002885A6C0000-0x000002885A6D4000-memory.dmp
memory/4600-7-0x0000019CEA0C0000-0x0000019CEA0D4000-memory.dmp
memory/4600-8-0x0000019CEA0C0000-0x0000019CEA0D4000-memory.dmp