f3ecfec8b99d1106b445292b9be44231c12ecf4b7ba34cdee8d92fd11bc00136

Analysis

max time kernel
112s
max time network
132s
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, 02:36

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General

Target

f3ecfec8b99d1106b445292b9be44231c12ecf4b7ba34cdee8d92fd11bc00136.exe
Size

843KB
MD5

12eb0af1382879be18cbce13769109ab
SHA1

b057c1c61d9274f48b76a019fb4878dcf50b44fb
SHA256

f3ecfec8b99d1106b445292b9be44231c12ecf4b7ba34cdee8d92fd11bc00136
SHA512

44c3c53164f7a864c1e9599263ba1cec26a1e61769f62dcca47b646fff63b59de8bfe68fd62cb88295ea83d4174eef714c3eef69da639a89947f9ac2100c7af8
SSDEEP

12288:ObzpYNtMWKyJ/hpq4BVO7akKrnoyfHT8ANEY2mHhSkBy96ISzG:OpY6Sppq4BgOrnHr8DnmBSkFISi

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
2912	f3ecfec8b99d1106b445292b9be44231c12ecf4b7ba34cdee8d92fd11bc00136.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
4108	2912	WerFault.exe	80

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2912	f3ecfec8b99d1106b445292b9be44231c12ecf4b7ba34cdee8d92fd11bc00136.exe
2912	f3ecfec8b99d1106b445292b9be44231c12ecf4b7ba34cdee8d92fd11bc00136.exe
2912	f3ecfec8b99d1106b445292b9be44231c12ecf4b7ba34cdee8d92fd11bc00136.exe
2912	f3ecfec8b99d1106b445292b9be44231c12ecf4b7ba34cdee8d92fd11bc00136.exe

C:\Users\Admin\AppData\Local\Temp\f3ecfec8b99d1106b445292b9be44231c12ecf4b7ba34cdee8d92fd11bc00136.exe
"C:\Users\Admin\AppData\Local\Temp\f3ecfec8b99d1106b445292b9be44231c12ecf4b7ba34cdee8d92fd11bc00136.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
PID:2912
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2912 -s 1276
  2⤵
  - Program crash
  PID:4108

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2912 -ip 2912
1⤵
PID:2816

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\1127211111284\LZMA.dll

Filesize
67KB

MD5
d0f2416807f04c559e6394a0a4c7f1d1

SHA1
7df43ffa3716156d282b1e37d12dd1122f0a762c

SHA256
0fe6a869cf220769a058f8d281f272ef72669e3587673e52b53f3f9650dcf1fc

SHA512
8199c967ad813216f2ef3094a7614c9ccc95d35a817fc685cb7823f36cc97f0279bddd0ec0bb8f07ee2445476aaea35548516841ee9cde53a8be395515457799

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