25e8b6ff5c073b5c3127d926c5060724183055bb9b6464ff9ae53e4a0d8a283b

Analysis

max time kernel
90s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
27/11/2022, 10:22

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General

Target

25e8b6ff5c073b5c3127d926c5060724183055bb9b6464ff9ae53e4a0d8a283b.exe
Size

2.8MB
MD5

c6c904554c39ac3e0842893491a52e48
SHA1

bff2f1e21af581d9e9a8afc92cd0dd22a1fed0cf
SHA256

25e8b6ff5c073b5c3127d926c5060724183055bb9b6464ff9ae53e4a0d8a283b
SHA512

1f5291aba00b98314b524dabd9c995328ea9bb11bef513129ab0b38d4a76bf7e2f0553db262842297ba5d6d01e3bad14b3bedbfd89a3a06eba2365e14450313e
SSDEEP

49152:EGM4GOrnHwDQSkRfYNjX5+nCi1a67GV+d4L28hUZzqmZxPHvLm48fXq71:RDGnkRWN+Ci067DeL2iUZz9ZdvyjfXM1

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
4848	25e8b6ff5c073b5c3127d926c5060724183055bb9b6464ff9ae53e4a0d8a283b.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
2396	4848	WerFault.exe	80

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4848	25e8b6ff5c073b5c3127d926c5060724183055bb9b6464ff9ae53e4a0d8a283b.exe
4848	25e8b6ff5c073b5c3127d926c5060724183055bb9b6464ff9ae53e4a0d8a283b.exe
4848	25e8b6ff5c073b5c3127d926c5060724183055bb9b6464ff9ae53e4a0d8a283b.exe
4848	25e8b6ff5c073b5c3127d926c5060724183055bb9b6464ff9ae53e4a0d8a283b.exe

C:\Users\Admin\AppData\Local\Temp\25e8b6ff5c073b5c3127d926c5060724183055bb9b6464ff9ae53e4a0d8a283b.exe
"C:\Users\Admin\AppData\Local\Temp\25e8b6ff5c073b5c3127d926c5060724183055bb9b6464ff9ae53e4a0d8a283b.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
PID:4848
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4848 -s 1288
  2⤵
  - Program crash
  PID:2396

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4848 -ip 4848
1⤵
PID:2416

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\1128689508\LZMA.dll

Filesize
67KB

MD5
d0f2416807f04c559e6394a0a4c7f1d1

SHA1
7df43ffa3716156d282b1e37d12dd1122f0a762c

SHA256
0fe6a869cf220769a058f8d281f272ef72669e3587673e52b53f3f9650dcf1fc

SHA512
8199c967ad813216f2ef3094a7614c9ccc95d35a817fc685cb7823f36cc97f0279bddd0ec0bb8f07ee2445476aaea35548516841ee9cde53a8be395515457799

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