Overview

overview

8

Static

static

1

cb71fd0b13...41.dll

windows7-x64

8

cb71fd0b13...41.dll

windows10-2004-x64

3

Sharing

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General

  • Target

    cb71fd0b1308c9b3c9088368074774e08633f4a7d1fcb80cdb4865a2d3ac3c41

  • Size

    4.8MB

  • Sample

    230317-esk7qaeb84

  • MD5

    39d67feb8124643f38651849ca0c1084

  • SHA1

    172a4189c4c1da8d83ef3548367d96706dcb1cb8

  • SHA256

    cb71fd0b1308c9b3c9088368074774e08633f4a7d1fcb80cdb4865a2d3ac3c41

  • SHA512

    18167a8df1274f8145a181fb519f1702b9aaee6ae53cb88e7b05f5278ec6150b6077339389ed1db91d937dc1bbc901324a65f3785cdc86fdf8ba3e938f8d7e22

  • SSDEEP

    98304:fBHB2pne7a1mN1E8lkcf5YjovKqGYiOE8oLj5jIrHL3GqHE:fv1GGE5gyjovK65E8oqjLPE

Score
8/10
bootkitpersistence

Malware Config

Targets

    • Target

      cb71fd0b1308c9b3c9088368074774e08633f4a7d1fcb80cdb4865a2d3ac3c41

    • Size

      4.8MB

    • MD5

      39d67feb8124643f38651849ca0c1084

    • SHA1

      172a4189c4c1da8d83ef3548367d96706dcb1cb8

    • SHA256

      cb71fd0b1308c9b3c9088368074774e08633f4a7d1fcb80cdb4865a2d3ac3c41

    • SHA512

      18167a8df1274f8145a181fb519f1702b9aaee6ae53cb88e7b05f5278ec6150b6077339389ed1db91d937dc1bbc901324a65f3785cdc86fdf8ba3e938f8d7e22

    • SSDEEP

      98304:fBHB2pne7a1mN1E8lkcf5YjovKqGYiOE8oLj5jIrHL3GqHE:fv1GGE5gyjovK65E8oqjLPE

    Score
    8/10
    bootkitpersistence

    • Blocklisted process makes network request

    • Loads dropped DLL

    • 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

Bootkit

1
T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks