d3987d11df44525022bbf1447484f1dcaf0baaa8524d839ceadea68b7d965181

Analysis

max time kernel
148s
max time network
118s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
18/01/2024, 10:42

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

652e0bddfbb685768e839cd6ce0d777d.dll
Size

496KB
MD5

652e0bddfbb685768e839cd6ce0d777d
SHA1

1011a354626f0d2fd968eb11c7a11b41cb94440e
SHA256

d3987d11df44525022bbf1447484f1dcaf0baaa8524d839ceadea68b7d965181
SHA512

3a231021e48f4331cf68f342474854f1e9a4fd2b54a19c39e670b30186f1440120339845740afed6cac3e57b093c44f0de07308bbb42c2fef014bbdac872f8ca
SSDEEP

12288:qPbMuWv4L1QYpiYsZ7Xa3kD9wFZJp1ePCsfCDJAhDCa2IyJszca600PZL:qznJiY6j4kC7JpPDJAhDCHmcal0PZ

Score

6^/10

bootkit persistence

Malware Config

Signatures

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

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\1cb3e	rundll32.exe
File created	C:\Windows\SysWOW64\7512611813	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2264 wrote to memory of 2468	2264	rundll32.exe	28
PID 2264 wrote to memory of 2468	2264	rundll32.exe	28
PID 2264 wrote to memory of 2468	2264	rundll32.exe	28
PID 2264 wrote to memory of 2468	2264	rundll32.exe	28
PID 2264 wrote to memory of 2468	2264	rundll32.exe	28
PID 2264 wrote to memory of 2468	2264	rundll32.exe	28
PID 2264 wrote to memory of 2468	2264	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\652e0bddfbb685768e839cd6ce0d777d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2264
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\652e0bddfbb685768e839cd6ce0d777d.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - Drops file in System32 directory
  PID:2468

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads