Overview

overview

10

Static

static

5dcbffef86...da.msi

windows7_x64

10

5dcbffef86...da.msi

windows10-2004_x64

10

Sharing

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General

  • Target

    5dcbffef867b44bbb828cfb4a21c9fb1fa3404b4d8b6f4e8118c62addbf859da

  • Size

    224KB

  • Sample

    220617-gva6msdbh6

  • MD5

    4d5da2273e2d7cce6ac37027afd286af

  • SHA1

    85a659971ad5aea58ff20a078532e688f7e1659b

  • SHA256

    5dcbffef867b44bbb828cfb4a21c9fb1fa3404b4d8b6f4e8118c62addbf859da

  • SHA512

    8bfea7fa9de79312239c1b4f042e3955d31a12483dd7770f71f145fc8abd3deba35257386f1d3048b3203945017494317e237ad887039cf4b5547103eb2e03c1

Score
10/10
matanbuchusloader

Malware Config

Targets

    • Target

      5dcbffef867b44bbb828cfb4a21c9fb1fa3404b4d8b6f4e8118c62addbf859da

    • Size

      224KB

    • MD5

      4d5da2273e2d7cce6ac37027afd286af

    • SHA1

      85a659971ad5aea58ff20a078532e688f7e1659b

    • SHA256

      5dcbffef867b44bbb828cfb4a21c9fb1fa3404b4d8b6f4e8118c62addbf859da

    • SHA512

      8bfea7fa9de79312239c1b4f042e3955d31a12483dd7770f71f145fc8abd3deba35257386f1d3048b3203945017494317e237ad887039cf4b5547103eb2e03c1

    Score
    10/10
    matanbuchusloader

    • Matanbuchus

      A loader sold as MaaS first seen in February 2021.

      loadermatanbuchus

    • Blocklisted process makes network request

    • Loads dropped DLL

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

2
T1120

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks