Overview

overview

8

Static

static

3

fd98e0c2a8...18.exe

windows7-x64

8

fd98e0c2a8...18.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    fd98e0c2a8558c0a96ef150eb111c45e_JaffaCakes118

  • Size

    1.0MB

  • Sample

    240420-zd7gmahh6w

  • MD5

    fd98e0c2a8558c0a96ef150eb111c45e

  • SHA1

    6d803347797695be2f83000e4b363d30ae8d2aa9

  • SHA256

    2e5f7852f8c8fe9f8bfb227a213c5ae9be86a53987866a37c66fcc83046a3e92

  • SHA512

    7efa3783333e3da291b6eee4f1eedc21a2752b6ee7f8fc72a99ccad2414fbadca30e7162fc9c48b988cb66aec81ad29c0bf4cf484edc1bde8a808c24327ecb0c

  • SSDEEP

    12288:KZb+woHUIZI+DkVurXnnW2aLkEgB1BqKSKXxDL6nF/8ixtBQ4Tdu3qHFVJJmVxS9:wTIZ9RznnWuEgfIO8xC3egSY8

Score
8/10
bootkitevasionpersistence

Malware Config

Targets

    • Target

      fd98e0c2a8558c0a96ef150eb111c45e_JaffaCakes118

    • Size

      1.0MB

    • MD5

      fd98e0c2a8558c0a96ef150eb111c45e

    • SHA1

      6d803347797695be2f83000e4b363d30ae8d2aa9

    • SHA256

      2e5f7852f8c8fe9f8bfb227a213c5ae9be86a53987866a37c66fcc83046a3e92

    • SHA512

      7efa3783333e3da291b6eee4f1eedc21a2752b6ee7f8fc72a99ccad2414fbadca30e7162fc9c48b988cb66aec81ad29c0bf4cf484edc1bde8a808c24327ecb0c

    • SSDEEP

      12288:KZb+woHUIZI+DkVurXnnW2aLkEgB1BqKSKXxDL6nF/8ixtBQ4Tdu3qHFVJJmVxS9:wTIZ9RznnWuEgfIO8xC3egSY8

    Score
    8/10
    bootkitevasionpersistence

    • Modifies Windows Firewall

      evasion

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Enumerates connected drives

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

    • 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 v13

Initial Access

Execution

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks