General

  • Target

    SOA OCT-NOV 2022.exe

  • Size

    714KB

  • Sample

    221125-rdsdpsfh81

  • MD5

    553e41af9c068f82c98be2bc0fb6c525

  • SHA1

    32528490ed9d8f5eaee9ed78b0f851eae9a3cd98

  • SHA256

    d5450c9c3b320fb112b52dd6ab537932fc208f0d04f90fc8dab199366e97de45

  • SHA512

    14591113978dbdb6ac21422a24880b404f99de80b2aab9ba1ce39331172734a17371ea1d9cc4f1f25861161f5a37c99dad5f2f0bb20346d3dd836dcb1645042e

  • SSDEEP

    12288:QbDniMw6vMIbzrbETClqkFg/IyXCD8HzbMC+evLFKhTK2DjqjK7sFgOLd6ZP5T5:QbLFUIb76CQkFg/IyXtkOLFKaKAF3Wxd

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      SOA OCT-NOV 2022.exe

    • Size

      714KB

    • MD5

      553e41af9c068f82c98be2bc0fb6c525

    • SHA1

      32528490ed9d8f5eaee9ed78b0f851eae9a3cd98

    • SHA256

      d5450c9c3b320fb112b52dd6ab537932fc208f0d04f90fc8dab199366e97de45

    • SHA512

      14591113978dbdb6ac21422a24880b404f99de80b2aab9ba1ce39331172734a17371ea1d9cc4f1f25861161f5a37c99dad5f2f0bb20346d3dd836dcb1645042e

    • SSDEEP

      12288:QbDniMw6vMIbzrbETClqkFg/IyXCD8HzbMC+evLFKhTK2DjqjK7sFgOLd6ZP5T5:QbLFUIb76CQkFg/IyXtkOLFKaKAF3Wxd

    • AgentTesla

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

    • Checks computer location settings

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

    • 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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks