8fb4798662c18b1403ea60e92519e5835bda390b929fdc246438f22b8dc820e3 | Triage

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Reports

Overview

overview

7

Static

static

7

66bdc9aa38...2f.exe

windows7-x64

7

66bdc9aa38...2f.exe

windows10-2004-x64

7

Sharing

General

Target

66bdc9aa38a631de617e12f2117b1b2f
Size

236KB
Sample

240119-ff644afgg5
MD5

66bdc9aa38a631de617e12f2117b1b2f
SHA1

6a74f23a9a032226acbdd5e610296e1526219763
SHA256

8fb4798662c18b1403ea60e92519e5835bda390b929fdc246438f22b8dc820e3
SHA512

3ffd9e025e766de4921ea4b629f4cf21de227366958db547463d89b022186c092e337d684f61ffb331b6fbbbf46cfe4d8fef6ebc111c6036292eff775b88c599
SSDEEP

3072:9lELL7XOCw0xQCdMey44tVkZj+8FzB7C1XWLmjPUXiYR8PyqsX+QvUyRcso2w3DI:W3kOMeaavF17EP6qyqsX+dyro223ct

Score

7^/10

bootkit persistence upx

Static task

static1

2 signatures

Behavioral task

behavioral1

Sample

66bdc9aa38a631de617e12f2117b1b2f.exe

Resource

win7-20231215-en

bootkit persistence upx

windows7-x64

5 signatures

150 seconds

Behavioral task

behavioral2

Sample

66bdc9aa38a631de617e12f2117b1b2f.exe

Resource

win10v2004-20231215-en

bootkit persistence upx

windows10-2004-x64

5 signatures

150 seconds

Malware Config

Targets

- Target
  
  66bdc9aa38a631de617e12f2117b1b2f
- Size
  
  236KB
- MD5
  
  66bdc9aa38a631de617e12f2117b1b2f
- SHA1
  
  6a74f23a9a032226acbdd5e610296e1526219763
- SHA256
  
  8fb4798662c18b1403ea60e92519e5835bda390b929fdc246438f22b8dc820e3
- SHA512
  
  3ffd9e025e766de4921ea4b629f4cf21de227366958db547463d89b022186c092e337d684f61ffb331b6fbbbf46cfe4d8fef6ebc111c6036292eff775b88c599
- SSDEEP
  
  3072:9lELL7XOCw0xQCdMey44tVkZj+8FzB7C1XWLmjPUXiYR8PyqsX+QvUyRcso2w3DI:W3kOMeaavF17EP6qyqsX+dyro223ct
Score

7^/10

bootkit persistence upx
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
- Enumerates connected drives
  Attempts to read the root path of hard drives other than the default C: drive.
- Writes to the Master Boot Record (MBR)
  Bootkits write to the MBR to gain persistence at a level below the operating system.
  bootkit persistence
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

Bootkit

Privilege Escalation

Defense Evasion

Modify Registry

Pre-OS Boot

Bootkit

Subvert Trust Controls

Install Root Certificate

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

bootkitpersistenceupx

behavioral2

bootkitpersistenceupx

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