latrodectus | d7056dfce17c0f4c51d35bd23eca5eedd591f35a7ca468d5aa1e42e7f08fbef2

Resubmissions

05-04-2024 15:25

240405-stqqgsfe7x 10

13-02-2024 16:39

240213-t6fxgsda8t 7

Analysis

max time kernel
91s
max time network
106s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
submitted
13-02-2024 16:39

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General

Target

launcher.bat

Score

10^/10

latrodectus loader

Malware Config

Extracted

Family

latrodectus

https://plwskoret.top/live/

https://miistoria.com/live/

Signatures

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

Detect larodectus Loader variant 1 4 IoCs

loader

resource	yara_rule
behavioral2/memory/212-0-0x000001A11C800000-0x000001A11C813000-memory.dmp	family_latrodectus_v1
behavioral2/memory/212-6-0x000001A11C800000-0x000001A11C813000-memory.dmp	family_latrodectus_v1
behavioral2/memory/4236-5-0x000001D7D2E20000-0x000001D7D2E33000-memory.dmp	family_latrodectus_v1
behavioral2/memory/4236-7-0x000001D7D2E20000-0x000001D7D2E33000-memory.dmp	family_latrodectus_v1

Loads dropped DLL 1 IoCs

pid	Process
4236	rundll32.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
212	rundll32.exe
212	rundll32.exe
212	rundll32.exe
212	rundll32.exe
4236	rundll32.exe
4236	rundll32.exe
4236	rundll32.exe
4236	rundll32.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 836 wrote to memory of 212	836	cmd.exe	86
PID 836 wrote to memory of 212	836	cmd.exe	86
PID 212 wrote to memory of 4236	212	rundll32.exe	87
PID 212 wrote to memory of 4236	212	rundll32.exe	87

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\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\launcher.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:836
- C:\Windows\system32\rundll32.exe
  rundll32.exe setordinal.dll,bhuf
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:212
- - C:\Windows\system32\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Roaming\Custom_update\Update_b8487055.dll", bhuf
    3⤵
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    PID:4236

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

C:\Users\Admin\AppData\Roaming\Custom_update\Update_b8487055.dll

Filesize
1.7MB

MD5
50a91559fab7869d51c0a7727c47a783

SHA1
a232ec9f822c82d72f5c2b6e0e240680d18ef6ff

SHA256
378d220bc863a527c2bca204daba36f10358e058df49ef088f8b1045604d9d05

SHA512
878cd8c05a28117be8036cc0631fffc1b3407dd76cacb0d48e44e6f925b08237148f69e136d8fbb6d760bc6b29f537156e0ca10e23f405cd9dcc53bdca88eeb3

Download Submit
memory/212-0-0x000001A11C800000-0x000001A11C813000-memory.dmp

Filesize
76KB

Download
memory/212-6-0x000001A11C800000-0x000001A11C813000-memory.dmp

Filesize
76KB

Download
memory/212-2-0x0000000180000000-0x00000001801C2000-memory.dmp

Filesize
1.8MB

Download
memory/4236-5-0x000001D7D2E20000-0x000001D7D2E33000-memory.dmp

Filesize
76KB

Download
memory/4236-7-0x000001D7D2E20000-0x000001D7D2E33000-memory.dmp

Filesize
76KB

Download