8c49325e7eb0ad72fcb9fd522cb83b17f73cf8808ae1c025d8b51414109ef39b

Analysis

max time kernel
65s
max time network
35s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
02-12-2022 17:11

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General

Target

8c49325e7eb0ad72fcb9fd522cb83b17f73cf8808ae1c025d8b51414109ef39b.dll
Size

51KB
MD5

cacc87a2669a1de4dbabbf5d32c9c958
SHA1

9fea05b31f1caf4257214295b9717175b64f2f7b
SHA256

8c49325e7eb0ad72fcb9fd522cb83b17f73cf8808ae1c025d8b51414109ef39b
SHA512

418ecda12d934c7137cd9fa3eae3f30cb94421c10a7d50959bd65356d15032ac3bfd54119dac93e6f46dd547132b4757af709611bcd7cf3ee0f9c9cf299015b4
SSDEEP

1536:JdEbLLbLabejxv+NJRJMjExLvv2s0A+gzVO3FeMFa23s:J6bLuNnMjEIs0A+S28M028

Score

7^/10

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 2 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\VideoBiosVersion	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 948	1736	rundll32.exe	28
PID 1736 wrote to memory of 948	1736	rundll32.exe	28
PID 1736 wrote to memory of 948	1736	rundll32.exe	28
PID 1736 wrote to memory of 948	1736	rundll32.exe	28
PID 1736 wrote to memory of 948	1736	rundll32.exe	28
PID 1736 wrote to memory of 948	1736	rundll32.exe	28
PID 1736 wrote to memory of 948	1736	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8c49325e7eb0ad72fcb9fd522cb83b17f73cf8808ae1c025d8b51414109ef39b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1736
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8c49325e7eb0ad72fcb9fd522cb83b17f73cf8808ae1c025d8b51414109ef39b.dll,#1
  2⤵
  - Checks BIOS information in registry
  PID:948

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/948-54-0x0000000000000000-mapping.dmp

Download
memory/948-55-0x0000000075D51000-0x0000000075D53000-memory.dmp

Filesize
8KB

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