231f5a12716c1730dfcf82f945752d1578abc5271e079b55c79c38aad59009f2

Analysis

max time kernel
91s
max time network
154s
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, 06:38

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General

Target

231f5a12716c1730dfcf82f945752d1578abc5271e079b55c79c38aad59009f2.exe
Size

2.3MB
MD5

f5f330e75055cb44b9ca089547b4b6ea
SHA1

b44e969d3ef1bb522d9ec6892b9c3ef6e1481ed9
SHA256

231f5a12716c1730dfcf82f945752d1578abc5271e079b55c79c38aad59009f2
SHA512

6e4eeec13cfdc1dcaaecb9da98e3ebd9afbf8af93b491715a3f03c19a9f7239921c68352d155785261354cbad98903cc61670728c143f92ce108a245185f741a
SSDEEP

49152:EGM4GOrnHwDQSkRfYNjX5+nCi1a67GV+d4L28hUZzqmZxPH8:RDGnkRWN+Ci067DeL2iUZz9Zd8

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
956	231f5a12716c1730dfcf82f945752d1578abc5271e079b55c79c38aad59009f2.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
4988	956	WerFault.exe	79

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
956	231f5a12716c1730dfcf82f945752d1578abc5271e079b55c79c38aad59009f2.exe
956	231f5a12716c1730dfcf82f945752d1578abc5271e079b55c79c38aad59009f2.exe
956	231f5a12716c1730dfcf82f945752d1578abc5271e079b55c79c38aad59009f2.exe
956	231f5a12716c1730dfcf82f945752d1578abc5271e079b55c79c38aad59009f2.exe

C:\Users\Admin\AppData\Local\Temp\231f5a12716c1730dfcf82f945752d1578abc5271e079b55c79c38aad59009f2.exe
"C:\Users\Admin\AppData\Local\Temp\231f5a12716c1730dfcf82f945752d1578abc5271e079b55c79c38aad59009f2.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
PID:956
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 956 -s 1296
  2⤵
  - Program crash
  PID:4988

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 956 -ip 956
1⤵
PID:2908

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\11283736391\LZMA.dll

Filesize
67KB

MD5
d0f2416807f04c559e6394a0a4c7f1d1

SHA1
7df43ffa3716156d282b1e37d12dd1122f0a762c

SHA256
0fe6a869cf220769a058f8d281f272ef72669e3587673e52b53f3f9650dcf1fc

SHA512
8199c967ad813216f2ef3094a7614c9ccc95d35a817fc685cb7823f36cc97f0279bddd0ec0bb8f07ee2445476aaea35548516841ee9cde53a8be395515457799

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