Overview

overview

8

Static

static

3

b861b9dfb0...fe.dll

windows7-x64

8

b861b9dfb0...fe.dll

windows10-2004-x64

8

Sharing

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General

  • Target
    b861b9dfb02d48e66efcc2fe31315f6fcf5e8a13c66efe5d32c892ba634a24fe
  • Size 188KB
  • Sample241109-ddwt8sylgr
  • SHA256 b861b9dfb02d48e66efcc2fe31315f6fcf5e8a13c66efe5d32c892ba634a24fe
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10
bootkitdiscoverypersistencespywarestealer

Malware Config

Targets

    • Target
      b861b9dfb02d48e66efcc2fe31315f6fcf5e8a13c66efe5d32c892ba634a24fe
    • Size 188KB
    • SHA256 b861b9dfb02d48e66efcc2fe31315f6fcf5e8a13c66efe5d32c892ba634a24fe
    • MD5 SHA1 SHA512 SSDEEP
    Score
    8/10
    bootkitdiscoverypersistencespywarestealer

    • Blocklisted process makes network request

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Adds Run key to start application

      persistence

    • 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.

      bootkitpersistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

2
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Tasks