Overview

overview

10

Static

static

1

ba888e8881...25.exe

windows7-x64

10

ba888e8881...25.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    ba888e8881ecb7bc8f083654881c2f2e72ca10dd5d78237470b61f4efdfc0725

  • Size

    180KB

  • Sample

    221128-gg1t5sac85

  • MD5

    931478deeb3b9f9d8988ad9fb03eaae6

  • SHA1

    bbf7c7bf4faea5e111794d796360e1462fcff76b

  • SHA256

    ba888e8881ecb7bc8f083654881c2f2e72ca10dd5d78237470b61f4efdfc0725

  • SHA512

    c5a6c503b782803955fd32e5aa1768bd06e0fa9e593a71069f44f9c7dc4373d2cd5f749ae935a307ffa5d7d00c61f9c099eb1749744404f9dad1fe92fbf462cb

  • SSDEEP

    3072:jZMJnTeM4cJJKiYHBjkILyB877j2NZRc4kbWsqfW9X25rplo6sOvuP4hc1HGr+Ms:FeTeM/nSB4ILys8ZRc4CdrmlopP4hc1x

Score
10/10
bootkitdiscoverypersistencephishingupx

Malware Config

Targets

    • Target

      ba888e8881ecb7bc8f083654881c2f2e72ca10dd5d78237470b61f4efdfc0725

    • Size

      180KB

    • MD5

      931478deeb3b9f9d8988ad9fb03eaae6

    • SHA1

      bbf7c7bf4faea5e111794d796360e1462fcff76b

    • SHA256

      ba888e8881ecb7bc8f083654881c2f2e72ca10dd5d78237470b61f4efdfc0725

    • SHA512

      c5a6c503b782803955fd32e5aa1768bd06e0fa9e593a71069f44f9c7dc4373d2cd5f749ae935a307ffa5d7d00c61f9c099eb1749744404f9dad1fe92fbf462cb

    • SSDEEP

      3072:jZMJnTeM4cJJKiYHBjkILyB877j2NZRc4kbWsqfW9X25rplo6sOvuP4hc1HGr+Ms:FeTeM/nSB4ILys8ZRc4CdrmlopP4hc1x

    Score
    10/10
    bootkitdiscoverypersistencephishingupx

    • Detected phishing page

      phishing

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Executes dropped EXE

    • UPX packed file

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

      upx

    • 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

    • Drops desktop.ini file(s)

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence

    • Drops file in System32 directory

    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

3
T1112

Install Root Certificate

1
T1130

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks