842717ef877657a1437ee6581e3d94dc9c769cc6c08c99c337873f2cb17f4d31

Analysis

max time kernel
43s
max time network
50s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
27-11-2022 05:24

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General

Target

842717ef877657a1437ee6581e3d94dc9c769cc6c08c99c337873f2cb17f4d31.exe
Size

2.2MB
MD5

be7d0d6a84fda451fcd796343cc11faf
SHA1

e68d4cd12536d45b387b6972dfb9165635c6e922
SHA256

842717ef877657a1437ee6581e3d94dc9c769cc6c08c99c337873f2cb17f4d31
SHA512

fa35709daf547a75ea4661c87e4d4e95a86873968e33448cef3947e5a8320ed5108e10d265ba60b387b4bae6a8be651da9791f76db05ee3e4e8b6e3d7e53361a
SSDEEP

49152:EGM4GOrnHwDQSkRfYNjX5+nCi1a67GV+d4L28hUN:RDGnkRWN+Ci067DeL2iUN

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
2024	842717ef877657a1437ee6581e3d94dc9c769cc6c08c99c337873f2cb17f4d31.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
644	2024	WerFault.exe	26

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2024	842717ef877657a1437ee6581e3d94dc9c769cc6c08c99c337873f2cb17f4d31.exe
2024	842717ef877657a1437ee6581e3d94dc9c769cc6c08c99c337873f2cb17f4d31.exe
2024	842717ef877657a1437ee6581e3d94dc9c769cc6c08c99c337873f2cb17f4d31.exe
2024	842717ef877657a1437ee6581e3d94dc9c769cc6c08c99c337873f2cb17f4d31.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2024 wrote to memory of 644	2024	842717ef877657a1437ee6581e3d94dc9c769cc6c08c99c337873f2cb17f4d31.exe	27
PID 2024 wrote to memory of 644	2024	842717ef877657a1437ee6581e3d94dc9c769cc6c08c99c337873f2cb17f4d31.exe	27
PID 2024 wrote to memory of 644	2024	842717ef877657a1437ee6581e3d94dc9c769cc6c08c99c337873f2cb17f4d31.exe	27
PID 2024 wrote to memory of 644	2024	842717ef877657a1437ee6581e3d94dc9c769cc6c08c99c337873f2cb17f4d31.exe	27

C:\Users\Admin\AppData\Local\Temp\842717ef877657a1437ee6581e3d94dc9c769cc6c08c99c337873f2cb17f4d31.exe
"C:\Users\Admin\AppData\Local\Temp\842717ef877657a1437ee6581e3d94dc9c769cc6c08c99c337873f2cb17f4d31.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2024
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2024 -s 460
  2⤵
  - Program crash
  PID:644

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\112804856607\LZMA.dll

Filesize
67KB

MD5
d0f2416807f04c559e6394a0a4c7f1d1

SHA1
7df43ffa3716156d282b1e37d12dd1122f0a762c

SHA256
0fe6a869cf220769a058f8d281f272ef72669e3587673e52b53f3f9650dcf1fc

SHA512
8199c967ad813216f2ef3094a7614c9ccc95d35a817fc685cb7823f36cc97f0279bddd0ec0bb8f07ee2445476aaea35548516841ee9cde53a8be395515457799

Download Submit
memory/2024-54-0x00000000766D1000-0x00000000766D3000-memory.dmp

Filesize
8KB

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