da1a8b2c1feac26588daf2b09082fb7ea8e0a33bf0f0ff61fd4a469a8e127e9c

Analysis

max time kernel
34s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
26-11-2022 23:41

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General

Target

da1a8b2c1feac26588daf2b09082fb7ea8e0a33bf0f0ff61fd4a469a8e127e9c.exe
Size

2.5MB
MD5

781ae92060aa3f61c8624b8fb25b89dd
SHA1

dd6819c0c238a8d4046d6429ba71648d39a1f07a
SHA256

da1a8b2c1feac26588daf2b09082fb7ea8e0a33bf0f0ff61fd4a469a8e127e9c
SHA512

49d64f501555dcb1b52575002e43e124374ec9a063dfaff779e7f4e5e06e3107e3a2b013cebf70dbaf51439fc024737afbdfb7690ab3a11fa9fecc54ae17b191
SSDEEP

49152:EGM4GOrnHwDQSkRfYNjX5+nCi1a67GV+d4L28hUZzqmZxPHvLm481:RDGnkRWN+Ci067DeL2iUZz9Zdvyj1

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
1880	da1a8b2c1feac26588daf2b09082fb7ea8e0a33bf0f0ff61fd4a469a8e127e9c.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
1568	1880	WerFault.exe	26

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1880	da1a8b2c1feac26588daf2b09082fb7ea8e0a33bf0f0ff61fd4a469a8e127e9c.exe
1880	da1a8b2c1feac26588daf2b09082fb7ea8e0a33bf0f0ff61fd4a469a8e127e9c.exe
1880	da1a8b2c1feac26588daf2b09082fb7ea8e0a33bf0f0ff61fd4a469a8e127e9c.exe
1880	da1a8b2c1feac26588daf2b09082fb7ea8e0a33bf0f0ff61fd4a469a8e127e9c.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1880 wrote to memory of 1568	1880	da1a8b2c1feac26588daf2b09082fb7ea8e0a33bf0f0ff61fd4a469a8e127e9c.exe	27
PID 1880 wrote to memory of 1568	1880	da1a8b2c1feac26588daf2b09082fb7ea8e0a33bf0f0ff61fd4a469a8e127e9c.exe	27
PID 1880 wrote to memory of 1568	1880	da1a8b2c1feac26588daf2b09082fb7ea8e0a33bf0f0ff61fd4a469a8e127e9c.exe	27
PID 1880 wrote to memory of 1568	1880	da1a8b2c1feac26588daf2b09082fb7ea8e0a33bf0f0ff61fd4a469a8e127e9c.exe	27

C:\Users\Admin\AppData\Local\Temp\da1a8b2c1feac26588daf2b09082fb7ea8e0a33bf0f0ff61fd4a469a8e127e9c.exe
"C:\Users\Admin\AppData\Local\Temp\da1a8b2c1feac26588daf2b09082fb7ea8e0a33bf0f0ff61fd4a469a8e127e9c.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1880
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1880 -s 460
  2⤵
  - Program crash
  PID:1568

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\11271876901\LZMA.dll

Filesize
67KB

MD5
d0f2416807f04c559e6394a0a4c7f1d1

SHA1
7df43ffa3716156d282b1e37d12dd1122f0a762c

SHA256
0fe6a869cf220769a058f8d281f272ef72669e3587673e52b53f3f9650dcf1fc

SHA512
8199c967ad813216f2ef3094a7614c9ccc95d35a817fc685cb7823f36cc97f0279bddd0ec0bb8f07ee2445476aaea35548516841ee9cde53a8be395515457799

Download Submit
memory/1568-56-0x0000000000000000-mapping.dmp

Download
memory/1880-54-0x0000000075201000-0x0000000075203000-memory.dmp

Filesize
8KB

Download