Analysis
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max time kernel
133s -
max time network
106s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
05-05-2024 01:07
Behavioral task
behavioral1
Sample
d1e2e287c96c290e161c553d99a115e7d72f83f23c850621169a27cca936f51b.dll
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
d1e2e287c96c290e161c553d99a115e7d72f83f23c850621169a27cca936f51b.dll
Resource
win10v2004-20240419-en
General
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Target
d1e2e287c96c290e161c553d99a115e7d72f83f23c850621169a27cca936f51b.dll
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Size
60KB
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MD5
2e9a5b6ebc31fc7a6d750bec94a40ce6
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SHA1
321e6e5276e9f75d763801e286420a6465015548
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SHA256
d1e2e287c96c290e161c553d99a115e7d72f83f23c850621169a27cca936f51b
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SHA512
88c4097c9763ad59fa3d26d61f445585b8f84ff2055d61ca78f4ac2afac49c130247d7fad90c4960ed08193ad03f2fc060782c9b9717e39176fd0fc04ce456d4
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SSDEEP
768:ai0IIO99dKJKbATQVuyQw4n4mjlQmLvniWiMfDeDvCPdN:WpO9CJKoQF4n4mjltqTMKD
Malware Config
Extracted
latrodectus
https://titnovacrion.top/live/
https://skinnyjeanso.com/live/
Signatures
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Latrodectus loader
Latrodectus is a loader written in C++.
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Detect larodectus Loader variant 2 2 IoCs
resource yara_rule behavioral2/files/0x000a000000023baf-2.dat family_latrodectus_v2 behavioral2/memory/3104-1-0x00007FFF4B720000-0x00007FFF4B734000-memory.dmp family_latrodectus_v2 -
Deletes itself 1 IoCs
pid Process 3104 rundll32.exe -
Loads dropped DLL 1 IoCs
pid Process 3376 rundll32.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 3104 rundll32.exe 3104 rundll32.exe 3104 rundll32.exe 3104 rundll32.exe 3376 rundll32.exe 3376 rundll32.exe 3376 rundll32.exe 3376 rundll32.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 3104 rundll32.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3104 wrote to memory of 3376 3104 rundll32.exe 83 PID 3104 wrote to memory of 3376 3104 rundll32.exe 83 -
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
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d1e2e287c96c290e161c553d99a115e7d72f83f23c850621169a27cca936f51b.dll,#11⤵
- Deletes itself
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3104 -
C:\Windows\system32\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Roaming\Custom_update\Update_492d308e.dll", #12⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:3376
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60KB
MD52e9a5b6ebc31fc7a6d750bec94a40ce6
SHA1321e6e5276e9f75d763801e286420a6465015548
SHA256d1e2e287c96c290e161c553d99a115e7d72f83f23c850621169a27cca936f51b
SHA51288c4097c9763ad59fa3d26d61f445585b8f84ff2055d61ca78f4ac2afac49c130247d7fad90c4960ed08193ad03f2fc060782c9b9717e39176fd0fc04ce456d4