399d290265e2cb559f4d3398a6a7a454481b0d1418d710b015bcb379c9f6894a

Analysis

max time kernel
30s
max time network
34s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
27/11/2022, 04:28

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General

Target

399d290265e2cb559f4d3398a6a7a454481b0d1418d710b015bcb379c9f6894a.exe
Size

1.4MB
MD5

0b3703a822862fcb06e98cb1fbf36ba5
SHA1

1abde35997b5b606061c6397392b3a2754498605
SHA256

399d290265e2cb559f4d3398a6a7a454481b0d1418d710b015bcb379c9f6894a
SHA512

3380d81be5cf3c70097df8cd1a5deacd160dab29862da3c24172c4c674af74ef297be4b50a917930fc3acc000700ba5107cc59f3e0dee818f2b77b11342c7e78
SSDEEP

24576:OpY6Sppq4BgOrnHr8DnmBSkFISfYNrNjTLSxE+U6ZR+liQ1UrSJwa67C:EGM4GOrnHwDQSkRfYNjX5+nCi1a67C

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
828	399d290265e2cb559f4d3398a6a7a454481b0d1418d710b015bcb379c9f6894a.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
528	828	WerFault.exe	27

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
828	399d290265e2cb559f4d3398a6a7a454481b0d1418d710b015bcb379c9f6894a.exe
828	399d290265e2cb559f4d3398a6a7a454481b0d1418d710b015bcb379c9f6894a.exe
828	399d290265e2cb559f4d3398a6a7a454481b0d1418d710b015bcb379c9f6894a.exe
828	399d290265e2cb559f4d3398a6a7a454481b0d1418d710b015bcb379c9f6894a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 828 wrote to memory of 528	828	399d290265e2cb559f4d3398a6a7a454481b0d1418d710b015bcb379c9f6894a.exe	28
PID 828 wrote to memory of 528	828	399d290265e2cb559f4d3398a6a7a454481b0d1418d710b015bcb379c9f6894a.exe	28
PID 828 wrote to memory of 528	828	399d290265e2cb559f4d3398a6a7a454481b0d1418d710b015bcb379c9f6894a.exe	28
PID 828 wrote to memory of 528	828	399d290265e2cb559f4d3398a6a7a454481b0d1418d710b015bcb379c9f6894a.exe	28

C:\Users\Admin\AppData\Local\Temp\399d290265e2cb559f4d3398a6a7a454481b0d1418d710b015bcb379c9f6894a.exe
"C:\Users\Admin\AppData\Local\Temp\399d290265e2cb559f4d3398a6a7a454481b0d1418d710b015bcb379c9f6894a.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:828
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 828 -s 460
  2⤵
  - Program crash
  PID:528

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\1128055912\LZMA.dll

Filesize
67KB

MD5
d0f2416807f04c559e6394a0a4c7f1d1

SHA1
7df43ffa3716156d282b1e37d12dd1122f0a762c

SHA256
0fe6a869cf220769a058f8d281f272ef72669e3587673e52b53f3f9650dcf1fc

SHA512
8199c967ad813216f2ef3094a7614c9ccc95d35a817fc685cb7823f36cc97f0279bddd0ec0bb8f07ee2445476aaea35548516841ee9cde53a8be395515457799

Download Submit
memory/828-54-0x0000000074ED1000-0x0000000074ED3000-memory.dmp

Filesize
8KB

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