latrodectus | d0f235a2836aad8f2a4ff92c36dd9a0ffeb9e54caee8b9f8d9393208b18125c5

Analysis

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

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General

Target
d1e2e287c96c290e161c553d99a115e7d72f83f23c850621169a27cca936f51b.dll
Size 60KB
Sample240505-bgzzysch33
SHA256 d1e2e287c96c290e161c553d99a115e7d72f83f23c850621169a27cca936f51b
MD5 2e9a5b6ebc31fc7a6d750bec94a40ce6
SHA1 321e6e5276e9f75d763801e286420a6465015548
SHA512 88c4097c9763ad59fa3d26d61f445585b8f84ff2055d61ca78f4ac2afac49c130247d7fad90c4960ed08193ad03f2fc060782c9b9717e39176fd0fc04ce456d4
SSDEEP 768:ai0IIO99dKJKbATQVuyQw4n4mjlQmLvniWiMfDeDvCPdN:WpO9CJKoQF4n4mjltqTMKD
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

latrodectus loader

Malware Config

Extracted

Family

latrodectus

https://titnovacrion.top/live/
https://skinnyjeanso.com/live/

Signatures

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

Detect larodectus Loader variant 2 2 IoCs

loader

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.
persistence

Query Registry
T1012

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d1e2e287c96c290e161c553d99a115e7d72f83f23c850621169a27cca936f51b.dll,#1
1⤵
- Deletes itself
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3104
- C:\Windows\system32\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Roaming\Custom_update\Update_492d308e.dll", #1
  2⤵
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  PID:3376

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_492d308e.dll

Path C:\Users\Admin\AppData\Roaming\Custom_update\Update_492d308e.dll
Size 60KB
SHA256 d1e2e287c96c290e161c553d99a115e7d72f83f23c850621169a27cca936f51b
MD5 2e9a5b6ebc31fc7a6d750bec94a40ce6
SHA1 321e6e5276e9f75d763801e286420a6465015548
SHA512 88c4097c9763ad59fa3d26d61f445585b8f84ff2055d61ca78f4ac2afac49c130247d7fad90c4960ed08193ad03f2fc060782c9b9717e39176fd0fc04ce456d4
SSDEEP 768:ai0IIO99dKJKbATQVuyQw4n4mjlQmLvniWiMfDeDvCPdN:WpO9CJKoQF4n4mjltqTMKD
MD5 SHA1 SHA512 SSDEEP

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memory/3104-1-0x00007FFF4B720000-0x00007FFF4B734000-memory.dmp

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