Overview

overview

10

Static

static

3

8c959ce0c4...18.exe

windows7-x64

10

8c959ce0c4...18.exe

windows10-2004-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target

    8c959ce0c4d5f14751bf85bfd81b214b_JaffaCakes118

  • Size

    412KB

  • Sample

    240812-an42ta1ard

  • MD5

    8c959ce0c4d5f14751bf85bfd81b214b

  • SHA1

    61bd188d4c4fbad361e209c9ce107a710035b6c5

  • SHA256

    8894e0f387acf167b269af0578698d00887f26ed11eb4a17d818b5a03b01bdb7

  • SHA512

    5d3983ddaf84eed401d6b2bb075e1b32ecaec93664681747b62621bc4bdeb9640e39d176d3a4c67374988f661d49e7bd3de443d75eca9a05deafed4bdbf4c47b

  • SSDEEP

    6144:mrlZ/xSAeSIehcDTfWWA1YkJdro64g56u5BIeu5woseBn0hqFL1BDc:a/A9SIeqT+W6E63MiIeIRqhuL1BD

Score
10/10
bootkitdiscoveryevasionpersistenceprivilege_escalation

Malware Config

Targets

    • Target

      8c959ce0c4d5f14751bf85bfd81b214b_JaffaCakes118

    • Size

      412KB

    • MD5

      8c959ce0c4d5f14751bf85bfd81b214b

    • SHA1

      61bd188d4c4fbad361e209c9ce107a710035b6c5

    • SHA256

      8894e0f387acf167b269af0578698d00887f26ed11eb4a17d818b5a03b01bdb7

    • SHA512

      5d3983ddaf84eed401d6b2bb075e1b32ecaec93664681747b62621bc4bdeb9640e39d176d3a4c67374988f661d49e7bd3de443d75eca9a05deafed4bdbf4c47b

    • SSDEEP

      6144:mrlZ/xSAeSIehcDTfWWA1YkJdro64g56u5BIeu5woseBn0hqFL1BDc:a/A9SIeqT+W6E63MiIeIRqhuL1BD

    Score
    10/10
    bootkitdiscoveryevasionpersistenceprivilege_escalation

    • Modifies WinLogon for persistence

      persistence

    • Modifies Windows Firewall

      evasion

    • Executes dropped EXE

    • 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 Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

2
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Credential Access

Discovery

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks