c55d68f16d0905e23fee1e5556b254021e606cf6337db5e74815b5e8fbbd8206

Analysis

max time kernel
42s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
27/11/2022, 00:53

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General

Target

c55d68f16d0905e23fee1e5556b254021e606cf6337db5e74815b5e8fbbd8206.exe
Size

1.2MB
MD5

20967e37eda9190eb6dc0e5862e77fe8
SHA1

c2ece075c0328bf22f81f86901260855b2de7ec8
SHA256

c55d68f16d0905e23fee1e5556b254021e606cf6337db5e74815b5e8fbbd8206
SHA512

bd0a32be9a8b72c5ca5f365c307738c37dc90a30c118b2dad67b9dbd4f52488f4c31d1eb8153fa0cb39f4c475f4bbaefc5ae35b6f8ca29ee354212530c6bd877
SSDEEP

24576:OpY6Sppq4BgOrnHr8DnmBSkFISfYNrNjTLSxE+U6ZR+lu:EGM4GOrnHwDQSkRfYNjX5+nCu

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
1784	c55d68f16d0905e23fee1e5556b254021e606cf6337db5e74815b5e8fbbd8206.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
844	1784	WerFault.exe	27

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1784	c55d68f16d0905e23fee1e5556b254021e606cf6337db5e74815b5e8fbbd8206.exe
1784	c55d68f16d0905e23fee1e5556b254021e606cf6337db5e74815b5e8fbbd8206.exe
1784	c55d68f16d0905e23fee1e5556b254021e606cf6337db5e74815b5e8fbbd8206.exe
1784	c55d68f16d0905e23fee1e5556b254021e606cf6337db5e74815b5e8fbbd8206.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1784 wrote to memory of 844	1784	c55d68f16d0905e23fee1e5556b254021e606cf6337db5e74815b5e8fbbd8206.exe	28
PID 1784 wrote to memory of 844	1784	c55d68f16d0905e23fee1e5556b254021e606cf6337db5e74815b5e8fbbd8206.exe	28
PID 1784 wrote to memory of 844	1784	c55d68f16d0905e23fee1e5556b254021e606cf6337db5e74815b5e8fbbd8206.exe	28
PID 1784 wrote to memory of 844	1784	c55d68f16d0905e23fee1e5556b254021e606cf6337db5e74815b5e8fbbd8206.exe	28

C:\Users\Admin\AppData\Local\Temp\c55d68f16d0905e23fee1e5556b254021e606cf6337db5e74815b5e8fbbd8206.exe
"C:\Users\Admin\AppData\Local\Temp\c55d68f16d0905e23fee1e5556b254021e606cf6337db5e74815b5e8fbbd8206.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1784
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1784 -s 460
  2⤵
  - Program crash
  PID:844

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

\Users\Admin\AppData\Local\Temp\112720188492\LZMA.dll

Filesize
67KB

MD5
d0f2416807f04c559e6394a0a4c7f1d1

SHA1
7df43ffa3716156d282b1e37d12dd1122f0a762c

SHA256
0fe6a869cf220769a058f8d281f272ef72669e3587673e52b53f3f9650dcf1fc

SHA512
8199c967ad813216f2ef3094a7614c9ccc95d35a817fc685cb7823f36cc97f0279bddd0ec0bb8f07ee2445476aaea35548516841ee9cde53a8be395515457799

Download Submit
memory/1784-54-0x00000000762F1000-0x00000000762F3000-memory.dmp

Filesize
8KB

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