Overview

overview

10

Static

static

3

7fba11e6cf...c8.exe

windows7-x64

10

7fba11e6cf...c8.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    JaffaCakes118_5718b9d98c2b5f09acf7c2d46f24f0da693fff624908199d999b778983c8ee6c
  • Size 2.5MB
  • Sample241224-ddfg9aznas
  • SHA256 5718b9d98c2b5f09acf7c2d46f24f0da693fff624908199d999b778983c8ee6c
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
bazaloaderevasionexecutionpersistenceprivilege_escalationtrojan

Malware Config

Targets

    • Target
      7fba11e6cf45e2b1f27fa0011e65c00c71c227d151eb4ed7975e50320f9e26c8
    • Size 5.2MB
    • SHA256 7fba11e6cf45e2b1f27fa0011e65c00c71c227d151eb4ed7975e50320f9e26c8
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    bazaloaderevasionexecutionpersistenceprivilege_escalationtrojan

    • Bazaloader family

      bazaloader

    • Detects BazaLoader malware

      BazaLoader is a trojan that transmits logs to the Command and Control (C2) server, encoding them in BASE64 format through GET requests - JaffaCakes118.

      trojan

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Modifies Windows Firewall

      evasion

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks