aff1b7482cd112d494ee5f54556c8617ba776a8346a91b64938b41c96c7063b6

Analysis

max time kernel
40s
max time network
50s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
27/11/2022, 07:42

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General

Target

aff1b7482cd112d494ee5f54556c8617ba776a8346a91b64938b41c96c7063b6.exe
Size

4.0MB
MD5

3063f68853c741688b634d88b7723693
SHA1

e6bb5be5a113fe0bf40a6060d79a845cfee587bf
SHA256

aff1b7482cd112d494ee5f54556c8617ba776a8346a91b64938b41c96c7063b6
SHA512

03dc0a3a07005eb449e0f0ecb8656941e6c2224b8ecce0159bb7122cebda4e6bc406c7bcb3e00e592310022f1b214ac6d91c53ece29b209d515c45c1f6b68e74
SSDEEP

98304:RDGnkRWN+Ci067DeL2iUZz9ZdvyjfXMNgvHNIekdwLBWdwLBq:gN+Cw62Nrv0fXMNetIPwL8wLU

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
1812	aff1b7482cd112d494ee5f54556c8617ba776a8346a91b64938b41c96c7063b6.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
1316	1812	WerFault.exe	27

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1812	aff1b7482cd112d494ee5f54556c8617ba776a8346a91b64938b41c96c7063b6.exe
1812	aff1b7482cd112d494ee5f54556c8617ba776a8346a91b64938b41c96c7063b6.exe
1812	aff1b7482cd112d494ee5f54556c8617ba776a8346a91b64938b41c96c7063b6.exe
1812	aff1b7482cd112d494ee5f54556c8617ba776a8346a91b64938b41c96c7063b6.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1812 wrote to memory of 1316	1812	aff1b7482cd112d494ee5f54556c8617ba776a8346a91b64938b41c96c7063b6.exe	28
PID 1812 wrote to memory of 1316	1812	aff1b7482cd112d494ee5f54556c8617ba776a8346a91b64938b41c96c7063b6.exe	28
PID 1812 wrote to memory of 1316	1812	aff1b7482cd112d494ee5f54556c8617ba776a8346a91b64938b41c96c7063b6.exe	28
PID 1812 wrote to memory of 1316	1812	aff1b7482cd112d494ee5f54556c8617ba776a8346a91b64938b41c96c7063b6.exe	28

C:\Users\Admin\AppData\Local\Temp\aff1b7482cd112d494ee5f54556c8617ba776a8346a91b64938b41c96c7063b6.exe
"C:\Users\Admin\AppData\Local\Temp\aff1b7482cd112d494ee5f54556c8617ba776a8346a91b64938b41c96c7063b6.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1812
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1812 -s 460
  2⤵
  - Program crash
  PID:1316

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\112835535614\LZMA.dll

Filesize
67KB

MD5
d0f2416807f04c559e6394a0a4c7f1d1

SHA1
7df43ffa3716156d282b1e37d12dd1122f0a762c

SHA256
0fe6a869cf220769a058f8d281f272ef72669e3587673e52b53f3f9650dcf1fc

SHA512
8199c967ad813216f2ef3094a7614c9ccc95d35a817fc685cb7823f36cc97f0279bddd0ec0bb8f07ee2445476aaea35548516841ee9cde53a8be395515457799

Download Submit
memory/1812-54-0x0000000076091000-0x0000000076093000-memory.dmp

Filesize
8KB

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