latrodectus | 9f5b35edb30ad89c8eb3cf177ff0514b357b4e454661b7911242633aa6899e56

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
26/03/2024, 18:44

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General

Target

9f5b35edb30ad89c8eb3cf177ff0514b357b4e454661b7911242633aa6899e56.dll
Size

63KB
MD5

3a2b8d59ce26f7db07bcf4d9f4cc1d3e
SHA1

2eefd756ade9c5ed99d0ac90fc1a28abb277264b
SHA256

9f5b35edb30ad89c8eb3cf177ff0514b357b4e454661b7911242633aa6899e56
SHA512

f1deff055f97fa35ed3803595ed1d933c932acc6309980defbef9fc0786455ad2ae68c569c21838182aa8268e3831052de797fdb9a9c1d5b13f952559a11138c
SSDEEP

768:Ti0IIO99dKJKbAoQVuyQw4n4mjlQmLvniWiMfDeDvQ1oOrApKxm:DpO9CJKjQF4n4mjltqTMKDymKx

Score

10^/10

latrodectus loader

Malware Config

Extracted

Family

latrodectus

https://titnovacrion.top/live/

https://grunzalom.fun/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/memory/3600-1-0x00007FFB4B330000-0x00007FFB4B344000-memory.dmp	family_latrodectus_v2
behavioral2/files/0x00070000000231dd-2.dat	family_latrodectus_v2

Deletes itself 1 IoCs

pid	Process
3600	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
1172	rundll32.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3600	rundll32.exe
3600	rundll32.exe
3600	rundll32.exe
3600	rundll32.exe
1172	rundll32.exe
1172	rundll32.exe
1172	rundll32.exe
1172	rundll32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3600	rundll32.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3600 wrote to memory of 1172	3600	rundll32.exe	87
PID 3600 wrote to memory of 1172	3600	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\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9f5b35edb30ad89c8eb3cf177ff0514b357b4e454661b7911242633aa6899e56.dll,#1
1⤵
- Deletes itself
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3600
- C:\Windows\system32\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Roaming\Custom_update\Update_f70fbdc2.dll", #1
  2⤵
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  PID:1172

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_f70fbdc2.dll

Filesize
63KB

MD5
3a2b8d59ce26f7db07bcf4d9f4cc1d3e

SHA1
2eefd756ade9c5ed99d0ac90fc1a28abb277264b

SHA256
9f5b35edb30ad89c8eb3cf177ff0514b357b4e454661b7911242633aa6899e56

SHA512
f1deff055f97fa35ed3803595ed1d933c932acc6309980defbef9fc0786455ad2ae68c569c21838182aa8268e3831052de797fdb9a9c1d5b13f952559a11138c

Download Submit
memory/3600-1-0x00007FFB4B330000-0x00007FFB4B344000-memory.dmp

Filesize
80KB

Download