General

  • Target

    121ebda619d9b52d6e8a881072a07f02_JaffaCakes118

  • Size

    497KB

  • Sample

    240328-2waaysba4v

  • MD5

    121ebda619d9b52d6e8a881072a07f02

  • SHA1

    777b94fe752217e429d23cb4231a94be51762185

  • SHA256

    db9faea722de8da4248a27a1050add73bbe19261096672268a4860ee11cea1ea

  • SHA512

    427cb9570c986d9fd125605c8394ad5ca0243da75390339521128a9248bfbe06e8ee64ff87b61bea0eca3215cffd71215ab3d3d0741dc127f8c243b6025879b0

  • SSDEEP

    12288:MDiUi4hgz7v0/HvS2Kg8eejMUkjjL+Bp+JNQcOvG57wltpqJKzlQns0i/3r8w:misW74HvS2KgcMUyLQpG3Ov+7wlbq8zY

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.peaceinsbrokers.co.ke
  • Port:
    587
  • Username:
    kioko@peaceinsbrokers.co.ke
  • Password:
    123kioko123

Targets

    • Target

      121ebda619d9b52d6e8a881072a07f02_JaffaCakes118

    • Size

      497KB

    • MD5

      121ebda619d9b52d6e8a881072a07f02

    • SHA1

      777b94fe752217e429d23cb4231a94be51762185

    • SHA256

      db9faea722de8da4248a27a1050add73bbe19261096672268a4860ee11cea1ea

    • SHA512

      427cb9570c986d9fd125605c8394ad5ca0243da75390339521128a9248bfbe06e8ee64ff87b61bea0eca3215cffd71215ab3d3d0741dc127f8c243b6025879b0

    • SSDEEP

      12288:MDiUi4hgz7v0/HvS2Kg8eejMUkjjL+Bp+JNQcOvG57wltpqJKzlQns0i/3r8w:misW74HvS2KgcMUyLQpG3Ov+7wlbq8zY

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • AgentTesla payload

    • Checks computer location settings

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

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

4
T1005

Email Collection

1
T1114

Tasks