571429b13e706edeb4bcfe72047df7e092190edde5a3954336fee1a289dbeab5

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
24-12-2023 22:06

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

148e1e45c58dd4d9f108b072e238bb4d.dll
Size

53KB
MD5

148e1e45c58dd4d9f108b072e238bb4d
SHA1

1cddb2def41882092cddd00990c434b887a603fe
SHA256

571429b13e706edeb4bcfe72047df7e092190edde5a3954336fee1a289dbeab5
SHA512

da27b74b248f3ff23d125cb25af0242d8bbd1c23bb0fefc07a5d2b07801149d9cc25225417ec2390201256be876207f1732ca664e2265974cd29f38ccc27e1f4
SSDEEP

768:VguIXTgLKxpXYTz3yLStDUFJpDJoWfZYdAVDHZKntpkw2:Vg1XzpVFJroIAiDH0/52

Score

6^/10

bootkit discovery persistence

Malware Config

Signatures

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	rundll32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1656	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2416 wrote to memory of 1656	2416	rundll32.exe	28
PID 2416 wrote to memory of 1656	2416	rundll32.exe	28
PID 2416 wrote to memory of 1656	2416	rundll32.exe	28
PID 2416 wrote to memory of 1656	2416	rundll32.exe	28
PID 2416 wrote to memory of 1656	2416	rundll32.exe	28
PID 2416 wrote to memory of 1656	2416	rundll32.exe	28
PID 2416 wrote to memory of 1656	2416	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\148e1e45c58dd4d9f108b072e238bb4d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2416
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\148e1e45c58dd4d9f108b072e238bb4d.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - Suspicious behavior: EnumeratesProcesses
  PID:1656

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1656-0-0x00000000000C0000-0x00000000000C9000-memory.dmp

Filesize
36KB

Download
memory/1656-3-0x00000000000C0000-0x00000000000C9000-memory.dmp

Filesize
36KB

Download