latrodectus | 4cf2b612939359977df51a32d2f63e2cb0c6c601e114b8e4812bd548d1db85fe

Analysis

max time kernel
55s
max time network
52s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
26-04-2024 21:14

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General

Target

360total.dll
Size

885KB
MD5

bd3a3714ee9a071ebeb59ac91d9ebb5a
SHA1

55110a221f20a4ceec34c58d0179fa31f8c102e9
SHA256

4cf2b612939359977df51a32d2f63e2cb0c6c601e114b8e4812bd548d1db85fe
SHA512

7244220f29057339c99a22c20268187ba6f6681251f4ce4f305ad22dc030f6078b4f298ef10ad392dc5d036c41c7b8c28c2bd997ea39ef7ab023cb9b5c946dc8
SSDEEP

12288:WfPSAAUHV4fZUv/TrguVTax7hNRu18VAyJFoxMk/wYeDKDMyPDi:MPSAAUHV4fZUvfgmaxpu1FyJ6xMYHMke

Score

10^/10

latrodectus loader

Malware Config

Extracted

Family

latrodectus

https://jarinamaers.shop/live/

https://startmast.shop/live/

Signatures

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

Detect larodectus Loader variant 2 3 IoCs

loader

resource	yara_rule
behavioral2/memory/3192-0-0x000001CF14840000-0x000001CF14854000-memory.dmp	family_latrodectus_v2
behavioral2/memory/3192-5-0x000001CF14840000-0x000001CF14854000-memory.dmp	family_latrodectus_v2
behavioral2/memory/4220-6-0x000002226DAD0000-0x000002226DAE4000-memory.dmp	family_latrodectus_v2

Deletes itself 1 IoCs

pid	Process
3192	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
4220	rundll32.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3192	rundll32.exe
3192	rundll32.exe
3192	rundll32.exe
3192	rundll32.exe
4220	rundll32.exe
4220	rundll32.exe
4220	rundll32.exe
4220	rundll32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3192	rundll32.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3192 wrote to memory of 4220	3192	rundll32.exe	86
PID 3192 wrote to memory of 4220	3192	rundll32.exe	86

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\360total.dll,#1
1⤵
- Deletes itself
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3192
- 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:4220

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_492d308e.dll

Filesize
885KB

MD5
bd3a3714ee9a071ebeb59ac91d9ebb5a

SHA1
55110a221f20a4ceec34c58d0179fa31f8c102e9

SHA256
4cf2b612939359977df51a32d2f63e2cb0c6c601e114b8e4812bd548d1db85fe

SHA512
7244220f29057339c99a22c20268187ba6f6681251f4ce4f305ad22dc030f6078b4f298ef10ad392dc5d036c41c7b8c28c2bd997ea39ef7ab023cb9b5c946dc8

Download Submit
memory/3192-0-0x000001CF14840000-0x000001CF14854000-memory.dmp

Filesize
80KB

Download
memory/3192-5-0x000001CF14840000-0x000001CF14854000-memory.dmp

Filesize
80KB

Download
memory/3192-3-0x0000000180000000-0x0000000180184000-memory.dmp

Filesize
1.5MB

Download
memory/4220-6-0x000002226DAD0000-0x000002226DAE4000-memory.dmp

Filesize
80KB

Download