bb31a8542758478f0b80f2a0358b0e14911303dee9eed7639758544e32fe6d64

Analysis

max time kernel
146s
max time network
47s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
01/12/2022, 16:02

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General

Target

bb31a8542758478f0b80f2a0358b0e14911303dee9eed7639758544e32fe6d64.exe
Size

1.1MB
MD5

d0f6bffad90d8f710b10b5d185405346
SHA1

58807c5d0fa41b901312162f32d23dbe22bb5042
SHA256

bb31a8542758478f0b80f2a0358b0e14911303dee9eed7639758544e32fe6d64
SHA512

6142e6ec6ab302a117f9741cd5a209c320c7883b01bc44bc703e49fe2d7d8ee2c84f78aa0d0439159c8bb2edb39202d36550b0788163e61a2b1592d2fcbab53c
SSDEEP

24576:14YonYXlOoGeiTQcpe0RBYZ1ZcCT8hVTtegLJ1HQhqRlwRKsk7SyUE:2YOYXbiTQ0+11T8hhMFk79UE

Score

7^/10

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 1 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	bb31a8542758478f0b80f2a0358b0e14911303dee9eed7639758544e32fe6d64.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1352	1264	WerFault.exe	9

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
460	Process not Found

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1264	bb31a8542758478f0b80f2a0358b0e14911303dee9eed7639758544e32fe6d64.exe
1264	bb31a8542758478f0b80f2a0358b0e14911303dee9eed7639758544e32fe6d64.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1264 wrote to memory of 1352	1264	bb31a8542758478f0b80f2a0358b0e14911303dee9eed7639758544e32fe6d64.exe	28
PID 1264 wrote to memory of 1352	1264	bb31a8542758478f0b80f2a0358b0e14911303dee9eed7639758544e32fe6d64.exe	28
PID 1264 wrote to memory of 1352	1264	bb31a8542758478f0b80f2a0358b0e14911303dee9eed7639758544e32fe6d64.exe	28
PID 1264 wrote to memory of 1352	1264	bb31a8542758478f0b80f2a0358b0e14911303dee9eed7639758544e32fe6d64.exe	28

C:\Users\Admin\AppData\Local\Temp\bb31a8542758478f0b80f2a0358b0e14911303dee9eed7639758544e32fe6d64.exe
"C:\Users\Admin\AppData\Local\Temp\bb31a8542758478f0b80f2a0358b0e14911303dee9eed7639758544e32fe6d64.exe"
1⤵
- Checks BIOS information in registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1264
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1264 -s 288
  2⤵
  - Program crash
  PID:1352

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1264-54-0x0000000076711000-0x0000000076713000-memory.dmp

Filesize
8KB

Download
memory/1264-55-0x0000000000400000-0x0000000000573000-memory.dmp

Filesize
1.4MB

Download
memory/1264-56-0x0000000000400000-0x0000000000573000-memory.dmp

Filesize
1.4MB

Download
memory/1264-58-0x0000000000400000-0x0000000000573000-memory.dmp

Filesize
1.4MB

Download
memory/1264-57-0x0000000000400000-0x0000000000573000-memory.dmp

Filesize
1.4MB

Download
memory/1264-60-0x0000000000400000-0x0000000000573000-memory.dmp

Filesize
1.4MB

Download
memory/1264-61-0x0000000000400000-0x0000000000573000-memory.dmp

Filesize
1.4MB

Download
memory/1264-62-0x0000000000400000-0x0000000000573000-memory.dmp

Filesize
1.4MB

Download
memory/1264-63-0x0000000000400000-0x0000000000573000-memory.dmp

Filesize
1.4MB

Download
memory/1264-65-0x0000000000400000-0x0000000000573000-memory.dmp

Filesize
1.4MB

Download