15d85e94c8e125298070383f5176727d2935311e2a86309199268bf1bc90e09d

Analysis

max time kernel
73s
max time network
50s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
26-11-2022 21:55

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General

Target

15d85e94c8e125298070383f5176727d2935311e2a86309199268bf1bc90e09d.exe
Size

2.8MB
MD5

237479008afdc171a80ee5f2082b66e9
SHA1

de2ab6a689c1a833af67d8b04123b6d9534ebbfa
SHA256

15d85e94c8e125298070383f5176727d2935311e2a86309199268bf1bc90e09d
SHA512

ffdab4eb7bb193023388cb59d03992b9abe5b171d1c6d693f970ba4baba1e13e374912e391c1cb6b870d860a2280cc6c82da7abad9a8270650b1677b9078ea87
SSDEEP

49152:EGM4GOrnHwDQSkRfYNjX5+nCi1a67GV+d4L28hUZzqmZxPHvLm48fXqG:RDGnkRWN+Ci067DeL2iUZz9ZdvyjfXJ

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
936	15d85e94c8e125298070383f5176727d2935311e2a86309199268bf1bc90e09d.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
1192	936	WerFault.exe	15

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
936	15d85e94c8e125298070383f5176727d2935311e2a86309199268bf1bc90e09d.exe
936	15d85e94c8e125298070383f5176727d2935311e2a86309199268bf1bc90e09d.exe
936	15d85e94c8e125298070383f5176727d2935311e2a86309199268bf1bc90e09d.exe
936	15d85e94c8e125298070383f5176727d2935311e2a86309199268bf1bc90e09d.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 936 wrote to memory of 1192	936	15d85e94c8e125298070383f5176727d2935311e2a86309199268bf1bc90e09d.exe	28
PID 936 wrote to memory of 1192	936	15d85e94c8e125298070383f5176727d2935311e2a86309199268bf1bc90e09d.exe	28
PID 936 wrote to memory of 1192	936	15d85e94c8e125298070383f5176727d2935311e2a86309199268bf1bc90e09d.exe	28
PID 936 wrote to memory of 1192	936	15d85e94c8e125298070383f5176727d2935311e2a86309199268bf1bc90e09d.exe	28

C:\Users\Admin\AppData\Local\Temp\15d85e94c8e125298070383f5176727d2935311e2a86309199268bf1bc90e09d.exe
"C:\Users\Admin\AppData\Local\Temp\15d85e94c8e125298070383f5176727d2935311e2a86309199268bf1bc90e09d.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:936
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 936 -s 460
  2⤵
  - Program crash
  PID:1192

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\112716316810\LZMA.dll

Filesize
67KB

MD5
d0f2416807f04c559e6394a0a4c7f1d1

SHA1
7df43ffa3716156d282b1e37d12dd1122f0a762c

SHA256
0fe6a869cf220769a058f8d281f272ef72669e3587673e52b53f3f9650dcf1fc

SHA512
8199c967ad813216f2ef3094a7614c9ccc95d35a817fc685cb7823f36cc97f0279bddd0ec0bb8f07ee2445476aaea35548516841ee9cde53a8be395515457799

Download Submit
memory/936-54-0x0000000076941000-0x0000000076943000-memory.dmp

Filesize
8KB

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