Overview

overview

9

Static

static

503d1d7af2...e9.exe

windows7_x64

9

503d1d7af2...e9.exe

windows10-2004_x64

9

Sharing

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General

  • Target

    503d1d7af2c9ffa6d7d12e67e6be98c5b004cdd0192784a2eb26c667111e43e9

  • Size

    6.4MB

  • Sample

    220520-wfzysaebdq

  • MD5

    9703cd46017b9e58d149b310a9769bf4

  • SHA1

    111899150647f348b710d3afba7b401a26a32005

  • SHA256

    503d1d7af2c9ffa6d7d12e67e6be98c5b004cdd0192784a2eb26c667111e43e9

  • SHA512

    b3c70f08bce0b7cce6c198d630cd8a13ffc256c9e12456e9306594da7a4805ccc456a1d859c9daaea7de0f63fe35d297cb5d326e482af483cbcf4de8e67352f1

Score
9/10
bootkitdiscoverypersistenceupx

Malware Config

Targets

    • Target

      503d1d7af2c9ffa6d7d12e67e6be98c5b004cdd0192784a2eb26c667111e43e9

    • Size

      6.4MB

    • MD5

      9703cd46017b9e58d149b310a9769bf4

    • SHA1

      111899150647f348b710d3afba7b401a26a32005

    • SHA256

      503d1d7af2c9ffa6d7d12e67e6be98c5b004cdd0192784a2eb26c667111e43e9

    • SHA512

      b3c70f08bce0b7cce6c198d630cd8a13ffc256c9e12456e9306594da7a4805ccc456a1d859c9daaea7de0f63fe35d297cb5d326e482af483cbcf4de8e67352f1

    Score
    9/10
    bootkitdiscoverypersistenceupx

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • 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 Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Bootkit

1
T1067

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks