Analysis
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max time kernel
137s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
submitted
27-08-2024 14:36
Behavioral task
behavioral1
Sample
5decad758ad23f90ceafd132702935d4feb17a77859bbd2d6573f00e1d3180f1.dll
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
5decad758ad23f90ceafd132702935d4feb17a77859bbd2d6573f00e1d3180f1.dll
Resource
win10v2004-20240802-en
General
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Target
5decad758ad23f90ceafd132702935d4feb17a77859bbd2d6573f00e1d3180f1.dll
Malware Config
Extracted
latrodectus
https://indepahote.com/test/
https://pikchestop.com/test/
Signatures
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Detects Latrodectus 2 IoCs
Detects Latrodectus v1.4.
resource yara_rule behavioral2/files/0x00090000000234c9-1.dat family_latrodectus_1_4 behavioral2/memory/3688-3-0x00007FFA50F70000-0x00007FFA50F86000-memory.dmp family_latrodectus_1_4 -
Latrodectus family
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Latrodectus loader
Latrodectus is a loader written in C++.
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Deletes itself 1 IoCs
pid Process 3688 rundll32.exe -
Loads dropped DLL 1 IoCs
pid Process 556 rundll32.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 3688 rundll32.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3688 wrote to memory of 556 3688 rundll32.exe 84 PID 3688 wrote to memory of 556 3688 rundll32.exe 84 -
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\5decad758ad23f90ceafd132702935d4feb17a77859bbd2d6573f00e1d3180f1.dll,#11⤵
- Deletes itself
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3688 -
C:\Windows\system32\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Roaming\Custom_update\Update_6c821f5.dll", #12⤵
- Loads dropped DLL
PID:556
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
72KB
MD5ef37aa053b8b86c089bfb95871511820
SHA184b530565a0d6d84a96bd2a8ec89174dff77311d
SHA2565decad758ad23f90ceafd132702935d4feb17a77859bbd2d6573f00e1d3180f1
SHA512658350af7c46eae8bbfbf0aa4d78580a0efb7e908ef9c5a200c9d3cacc8a51c03930407bb5a1da86fc1ab58ca8bc4fd729a650ded220ce188c456b57cff82c5c