Overview

overview

10

Static

static

bbe1ad988b...c6.exe

windows7-x64

10

bbe1ad988b...c6.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    bbe1ad988b8b3193c4354b3bce2db47a0fe9c78f26cf14d49a3dbd1f7806cac6

  • Size

    429KB

  • Sample

    221203-g28qgsbf39

  • MD5

    fa24ca7f34805428e8dccee3b6db4b01

  • SHA1

    09d460182c9aa792b4a4ce73173ed9199406d2fd

  • SHA256

    bbe1ad988b8b3193c4354b3bce2db47a0fe9c78f26cf14d49a3dbd1f7806cac6

  • SHA512

    c68b55bf61a55d9bada516ebeca5c8557c32ee44c5daf19b9588664dfc61b3770641be7ce81827f07fddbccf38e073b809674a886f8f72398c99707cc28b501e

  • SSDEEP

    6144:LPnQWkBXeh5rncXuYn/TMsCyuN4+euudt/YwN1+OSkMTeoYQn3Pxn1cx8Yt6UIIr:LnoX9eY/0yuNUtQw7+OSkMlT/zcx8PUZ

Score
10/10
bootkitevasionpersistence

Malware Config

Targets

    • Target

      bbe1ad988b8b3193c4354b3bce2db47a0fe9c78f26cf14d49a3dbd1f7806cac6

    • Size

      429KB

    • MD5

      fa24ca7f34805428e8dccee3b6db4b01

    • SHA1

      09d460182c9aa792b4a4ce73173ed9199406d2fd

    • SHA256

      bbe1ad988b8b3193c4354b3bce2db47a0fe9c78f26cf14d49a3dbd1f7806cac6

    • SHA512

      c68b55bf61a55d9bada516ebeca5c8557c32ee44c5daf19b9588664dfc61b3770641be7ce81827f07fddbccf38e073b809674a886f8f72398c99707cc28b501e

    • SSDEEP

      6144:LPnQWkBXeh5rncXuYn/TMsCyuN4+euudt/YwN1+OSkMTeoYQn3Pxn1cx8Yt6UIIr:LnoX9eY/0yuNUtQw7+OSkMlT/zcx8PUZ

    Score
    10/10
    bootkitevasionpersistence

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • Executes dropped EXE

    • Deletes itself

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Writes to the Master Boot Record (MBR)

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

      bootkitpersistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Hidden Files and Directories

1
T1158

Registry Run Keys / Startup Folder

1
T1060

Bootkit

1
T1067

Privilege Escalation

Defense Evasion

Hidden Files and Directories

1
T1158

Modify Registry

2
T1112

Credential Access

Discovery

System Information Discovery

1
T1082

Process Discovery

1
T1057

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks