bfc174616c4424d58d62cafe0f96fb1f5984cf8ef6e3b92ba8b9acc7e2864c3d

Analysis

max time kernel
141s
max time network
152s
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, 06:43

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General

Target

bfc174616c4424d58d62cafe0f96fb1f5984cf8ef6e3b92ba8b9acc7e2864c3d.exe
Size

1.1MB
MD5

3b29ecbe8cf0b1b1a82dacd6ecd25e3a
SHA1

fa1bc052576ec63a6228412929df3e7aad68791c
SHA256

bfc174616c4424d58d62cafe0f96fb1f5984cf8ef6e3b92ba8b9acc7e2864c3d
SHA512

94963fb4d89c6ab286f4e49721cab4e7618655baef1614d3b057a0caf5ec80e8528c79a0f8f5072e1748119a72ac0a8c0ab2418fa4b6bf93a70e38e63b87c2ba
SSDEEP

24576:OpY6Sppq4BgOrnHr8DnmBSkFISfYNrNjTLSxE+v:EGM4GOrnHwDQSkRfYNjX5+v

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
3060	bfc174616c4424d58d62cafe0f96fb1f5984cf8ef6e3b92ba8b9acc7e2864c3d.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
4452	3060	WerFault.exe	77

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3060	bfc174616c4424d58d62cafe0f96fb1f5984cf8ef6e3b92ba8b9acc7e2864c3d.exe
3060	bfc174616c4424d58d62cafe0f96fb1f5984cf8ef6e3b92ba8b9acc7e2864c3d.exe
3060	bfc174616c4424d58d62cafe0f96fb1f5984cf8ef6e3b92ba8b9acc7e2864c3d.exe
3060	bfc174616c4424d58d62cafe0f96fb1f5984cf8ef6e3b92ba8b9acc7e2864c3d.exe

C:\Users\Admin\AppData\Local\Temp\bfc174616c4424d58d62cafe0f96fb1f5984cf8ef6e3b92ba8b9acc7e2864c3d.exe
"C:\Users\Admin\AppData\Local\Temp\bfc174616c4424d58d62cafe0f96fb1f5984cf8ef6e3b92ba8b9acc7e2864c3d.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
PID:3060
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3060 -s 1272
  2⤵
  - Program crash
  PID:4452

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3060 -ip 3060
1⤵
PID:4656

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\112825317558\LZMA.dll

Filesize
67KB

MD5
d0f2416807f04c559e6394a0a4c7f1d1

SHA1
7df43ffa3716156d282b1e37d12dd1122f0a762c

SHA256
0fe6a869cf220769a058f8d281f272ef72669e3587673e52b53f3f9650dcf1fc

SHA512
8199c967ad813216f2ef3094a7614c9ccc95d35a817fc685cb7823f36cc97f0279bddd0ec0bb8f07ee2445476aaea35548516841ee9cde53a8be395515457799

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