latrodectus | 02823fa1cb13dfdacbe0041b4418548709dc520f22236251a68b4a5a1e0351af

Analysis

max time kernel
137s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
submitted
27/08/2024, 14:36

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General

Target
5decad758ad23f90ceafd132702935d4feb17a77859bbd2d6573f00e1d3180f1.dll
Sample240827-rywxmavgre

Score

10^/10

latrodectus loader

Malware Config

Extracted

Family

latrodectus

https://indepahote.com/test/
https://pikchestop.com/test/

Signatures

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
latrodectus
Latrodectus loader
Latrodectus is a loader written in C++.
loader latrodectus

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.
persistence

Query Registry
T1012

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5decad758ad23f90ceafd132702935d4feb17a77859bbd2d6573f00e1d3180f1.dll,#1
1⤵
- Deletes itself
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3688
- C:\Windows\system32\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Roaming\Custom_update\Update_6c821f5.dll", #1
  2⤵
  - Loads dropped DLL
  PID:556

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

Update_6c821f5.dll

Path C:\Users\Admin\AppData\Roaming\Custom_update\Update_6c821f5.dll
Size 72KB
SHA256 5decad758ad23f90ceafd132702935d4feb17a77859bbd2d6573f00e1d3180f1
MD5 ef37aa053b8b86c089bfb95871511820
SHA1 84b530565a0d6d84a96bd2a8ec89174dff77311d
SHA512 658350af7c46eae8bbfbf0aa4d78580a0efb7e908ef9c5a200c9d3cacc8a51c03930407bb5a1da86fc1ab58ca8bc4fd729a650ded220ce188c456b57cff82c5c
SSDEEP 1536:ozhHuRqOoGc2WsV/bWM5wpokf8m1eTWfk:ozhHuRooWM5wBkmHf
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/3688-3-0x00007FFA50F70000-0x00007FFA50F86000-memory.dmp

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