f29641fb05044cc7fdff68fa2a80bb0af0a769d04791f25bc4d28cb64bfde2a6

Analysis

max time kernel
147s
max time network
193s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
27/11/2022, 02:52

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General

Target

f29641fb05044cc7fdff68fa2a80bb0af0a769d04791f25bc4d28cb64bfde2a6.exe
Size

2.6MB
MD5

7af3a8b10abff2ae20a04b3b1adc7be8
SHA1

9f6f50ae8aab91aeb776274e32e5aabca76279cd
SHA256

f29641fb05044cc7fdff68fa2a80bb0af0a769d04791f25bc4d28cb64bfde2a6
SHA512

aec022fd0fa7c670a41d73ffd55d8fe17152711ed66d50481e5dbede679b8167ac285121e1aae677e286a95df5bb2cd15e740aa5a1326b18ce5608dae620f2c3
SSDEEP

49152:EGM4GOrnHwDQSkRfYNjX5+nCi1a67GV+d4L28hUZzqmZxPHvLm48fXqG:RDGnkRWN+Ci067DeL2iUZz9ZdvyjfX7

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
4744	f29641fb05044cc7fdff68fa2a80bb0af0a769d04791f25bc4d28cb64bfde2a6.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 2 IoCs

pid	pid_target	Process	procid_target
1736	4744	WerFault.exe	78
228	4744	WerFault.exe	78

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4744	f29641fb05044cc7fdff68fa2a80bb0af0a769d04791f25bc4d28cb64bfde2a6.exe
4744	f29641fb05044cc7fdff68fa2a80bb0af0a769d04791f25bc4d28cb64bfde2a6.exe
4744	f29641fb05044cc7fdff68fa2a80bb0af0a769d04791f25bc4d28cb64bfde2a6.exe
4744	f29641fb05044cc7fdff68fa2a80bb0af0a769d04791f25bc4d28cb64bfde2a6.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4744 wrote to memory of 1736	4744	f29641fb05044cc7fdff68fa2a80bb0af0a769d04791f25bc4d28cb64bfde2a6.exe	83
PID 4744 wrote to memory of 1736	4744	f29641fb05044cc7fdff68fa2a80bb0af0a769d04791f25bc4d28cb64bfde2a6.exe	83
PID 4744 wrote to memory of 1736	4744	f29641fb05044cc7fdff68fa2a80bb0af0a769d04791f25bc4d28cb64bfde2a6.exe	83

C:\Users\Admin\AppData\Local\Temp\f29641fb05044cc7fdff68fa2a80bb0af0a769d04791f25bc4d28cb64bfde2a6.exe
"C:\Users\Admin\AppData\Local\Temp\f29641fb05044cc7fdff68fa2a80bb0af0a769d04791f25bc4d28cb64bfde2a6.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4744
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4744 -s 1288
  2⤵
  - Program crash
  PID:1736
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4744 -s 1288
  2⤵
  - Program crash
  PID:228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4744 -ip 4744
1⤵
PID:2012

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\112722345477\LZMA.dll

Filesize
67KB

MD5
d0f2416807f04c559e6394a0a4c7f1d1

SHA1
7df43ffa3716156d282b1e37d12dd1122f0a762c

SHA256
0fe6a869cf220769a058f8d281f272ef72669e3587673e52b53f3f9650dcf1fc

SHA512
8199c967ad813216f2ef3094a7614c9ccc95d35a817fc685cb7823f36cc97f0279bddd0ec0bb8f07ee2445476aaea35548516841ee9cde53a8be395515457799

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