Overview

overview

10

Static

static

3

ec2453dbb4...18.exe

windows10-2004-x64

10

Resubmissions

19-09-2024 23:39

240919-3ndh3sxfjj 10

19-09-2024 23:29

240919-3gn18swhmd 5

19-09-2024 23:28

240919-3ggl6awhlc 5

19-09-2024 20:38

240919-zeqkhazclq 10

19-09-2024 20:35

240919-zc3r2szbnp 10

19-09-2024 20:30

240919-zajldszamq 5

Sharing

Copy URL
Twitter E-mail

General

  • Target

    ec2453dbb46e27680ce11ee4d08137e0_JaffaCakes118

  • Size

    212KB

  • Sample

    240919-zc3r2szbnp

  • MD5

    ec2453dbb46e27680ce11ee4d08137e0

  • SHA1

    2831bdbbfc67cb405a2231ca7195f4040ee20d60

  • SHA256

    0214d1d58efc92256a064dd0a0d0a58c66f576eb260812dbd4905fdde0011dc6

  • SHA512

    1f2941be38a9fa7aaec3ad8e64b2c90074d6f4d2fad60a4377597ca422c29c4a49881b1cea598eacb3e41bda25cab616dbf659db99ad728afa89282e75495519

  • SSDEEP

    3072:YLca+56U04VjKkXzpicDlsc3w5zaLjBet8AbWF:fjKkXzpicDGc0kBkA

Score
10/10
bootkitdiscoveryevasionpersistenceransomwaretrojan

Malware Config

Targets

    • Target

      ec2453dbb46e27680ce11ee4d08137e0_JaffaCakes118

    • Size

      212KB

    • MD5

      ec2453dbb46e27680ce11ee4d08137e0

    • SHA1

      2831bdbbfc67cb405a2231ca7195f4040ee20d60

    • SHA256

      0214d1d58efc92256a064dd0a0d0a58c66f576eb260812dbd4905fdde0011dc6

    • SHA512

      1f2941be38a9fa7aaec3ad8e64b2c90074d6f4d2fad60a4377597ca422c29c4a49881b1cea598eacb3e41bda25cab616dbf659db99ad728afa89282e75495519

    • SSDEEP

      3072:YLca+56U04VjKkXzpicDlsc3w5zaLjBet8AbWF:fjKkXzpicDGc0kBkA

    Score
    10/10
    bootkitdiscoveryevasionpersistenceransomwaretrojan

    • Modifies WinLogon for persistence

      persistence

    • UAC bypass

      evasiontrojan

    • Disables Task Manager via registry modification

      evasion

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Legitimate hosting services abused for malware hosting/C2

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence

    • Sets desktop wallpaper using registry

      ransomware

    • Suspicious use of SetThreadContext

    behavioral1

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Winlogon Helper DLL

1
T1547.004

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

1
T1547

Winlogon Helper DLL

1
T1547.004

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Modify Registry

4
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Credential Access

Discovery

Browser Information Discovery

1
T1217

Query Registry

2
T1012

System Information Discovery

3
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Defacement

1
T1491

Tasks