Overview

overview

7

Static

static

3

fa1bd4cf04...18.exe

windows7-x64

7

fa1bd4cf04...18.exe

windows10-2004-x64

7

Sharing

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General

  • Target

    fa1bd4cf049ccff769ef9c81e9c93072_JaffaCakes118

  • Size

    173KB

  • Sample

    240419-mkyrvagf87

  • MD5

    fa1bd4cf049ccff769ef9c81e9c93072

  • SHA1

    4d0eabf936623f10c7288004074711a80cebf69c

  • SHA256

    ed64b5bb68cde73b2e185d5f16f0dc423a217598e14a852ee122b588449e8c4b

  • SHA512

    734f950266a0953a778bb0ededa592d048e63c678cb30f1be7071c46089a4053b8371089d0ec7172c24085adb5a6a9557cb9f9c650969c3f4a42e8fb8b9249dc

  • SSDEEP

    3072:jXOg3mlqZyJ8BpiUUaFPmgRMNlPTGQQm6ytwZEsrYkK4FVnAUet:bKlqZyJ6iU98gWNlPTGQQm6agrdwpt

Score
7/10
bootkitpersistence

Malware Config

Targets

    • Target

      fa1bd4cf049ccff769ef9c81e9c93072_JaffaCakes118

    • Size

      173KB

    • MD5

      fa1bd4cf049ccff769ef9c81e9c93072

    • SHA1

      4d0eabf936623f10c7288004074711a80cebf69c

    • SHA256

      ed64b5bb68cde73b2e185d5f16f0dc423a217598e14a852ee122b588449e8c4b

    • SHA512

      734f950266a0953a778bb0ededa592d048e63c678cb30f1be7071c46089a4053b8371089d0ec7172c24085adb5a6a9557cb9f9c650969c3f4a42e8fb8b9249dc

    • SSDEEP

      3072:jXOg3mlqZyJ8BpiUUaFPmgRMNlPTGQQm6ytwZEsrYkK4FVnAUet:bKlqZyJ6iU98gWNlPTGQQm6agrdwpt

    Score
    7/10
    bootkitpersistence

    • Deletes itself

    • Executes dropped EXE

    • 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 v13

Initial Access

Execution

Persistence

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks