blackguard | 2a6a2534c8d79fba48aa150d4185a2b0255432f53a970796fc4e63d6cca9b3eb | Triage

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Overview

overview

Static

static

2a6a2534c8...bN.exe

windows7-x64

2a6a2534c8...bN.exe

windows10-2004-x64

Sharing

General

Target

2a6a2534c8d79fba48aa150d4185a2b0255432f53a970796fc4e63d6cca9b3ebN
Size

1004KB
Sample

240930-zj5vzsycjg
MD5

9a3f0849830ad918343f6c4bfba13ef0
SHA1

e8a1cfc2f8a2b33892a221b0d70ec6e01ac08113
SHA256

2a6a2534c8d79fba48aa150d4185a2b0255432f53a970796fc4e63d6cca9b3eb
SHA512

15329c02fbe9462c0c772d349edfb5f0ae57a808af57abf5a492cb66585aed3a8fcb7ced907e967e2a786eb7c0ebfde8dbcf5cc4ea9c0b281188b6b76c538983
SSDEEP

12288:HzLLd1T7rLw7j0XodWAoNovmq8bgnnntE1++3DEhOKM88FAoZW68DaiSZeQ:HznwWoYAMovF6gtETTbi3a/eQ

Score

10^/10

blackguard defense_evasion evasion execution impact ransomware spyware stealer

Static task

static1

2 signatures

Behavioral task

behavioral1

Sample

2a6a2534c8d79fba48aa150d4185a2b0255432f53a970796fc4e63d6cca9b3ebN.exe

Resource

win7-20240903-en

blackguard defense_evasion evasion execution impact ransomware spyware stealer

windows7-x64

20 signatures

150 seconds

Behavioral task

behavioral2

Sample

2a6a2534c8d79fba48aa150d4185a2b0255432f53a970796fc4e63d6cca9b3ebN.exe

Resource

win10v2004-20240802-en

blackguard defense_evasion evasion execution impact ransomware spyware stealer

windows10-2004-x64

22 signatures

150 seconds

Malware Config

Targets

- Target
  
  2a6a2534c8d79fba48aa150d4185a2b0255432f53a970796fc4e63d6cca9b3ebN
- Size
  
  1004KB
- MD5
  
  9a3f0849830ad918343f6c4bfba13ef0
- SHA1
  
  e8a1cfc2f8a2b33892a221b0d70ec6e01ac08113
- SHA256
  
  2a6a2534c8d79fba48aa150d4185a2b0255432f53a970796fc4e63d6cca9b3eb
- SHA512
  
  15329c02fbe9462c0c772d349edfb5f0ae57a808af57abf5a492cb66585aed3a8fcb7ced907e967e2a786eb7c0ebfde8dbcf5cc4ea9c0b281188b6b76c538983
- SSDEEP
  
  12288:HzLLd1T7rLw7j0XodWAoNovmq8bgnnntE1++3DEhOKM88FAoZW68DaiSZeQ:HznwWoYAMovF6gtETTbi3a/eQ
Score

10^/10

blackguard defense_evasion evasion execution impact ransomware spyware stealer
- BlackGuard
  Infostealer first seen in Late 2021.
  stealer blackguard
- Deletes shadow copies
  Ransomware often targets backup files to inhibit system recovery.
  ransomware defense_evasion impact execution
- Modifies boot configuration data using bcdedit
  ransomware evasion
- Deletes backup catalog
  Uses wbadmin.exe to inhibit system recovery.
  ransomware
- Disables Task Manager via registry modification
  evasion
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Deletes itself
- Drops startup file
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
  ransomware
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

Windows Management Instrumentation

Persistence

Privilege Escalation

Defense Evasion

Direct Volume Access

Indicator Removal

File Deletion

Modify Registry

Credential Access

Credentials from Password Stores

Credentials from Web Browsers

Unsecured Credentials

Credentials In Files

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Data from Local System

Command and Control

Exfiltration

Impact

Defacement

Inhibit System Recovery

Tasks

static1

behavioral1

blackguarddefense_evasionevasionexecutionimpactransomwarespywarestealer

behavioral2

blackguarddefense_evasionevasionexecutionimpactransomwarespywarestealer

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