General

  • Target

    TS-240326-UF2.exe

  • Size

    725KB

  • Sample

    240326-s6w32add66

  • MD5

    cb210b76329eb2d4d69ac6f57687294d

  • SHA1

    bd0106f467ce104d31ece3fa7c9829f6427b6f4d

  • SHA256

    6368cf60f58a19bad4062e6917c1743ca869b69a8a30e7c77a28655915b41376

  • SHA512

    c58748bf43574bbfd57efe41ed063e588176a3bd694f2798209b9beccc2478346c00a6d2dd53a83285ad485bda65e509c0be932418e53354119a8c7f65bb1eaa

  • SSDEEP

    12288:3CNjpa5Wy/pAqn/a7oBZ9AiLfse9/1yFKa3jff7VHavENHGUGskR:yN7yeMa29ASsed0FKozUcmUg

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.almadeenabakery.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    a123a123

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      TS-240326-UF2.exe

    • Size

      725KB

    • MD5

      cb210b76329eb2d4d69ac6f57687294d

    • SHA1

      bd0106f467ce104d31ece3fa7c9829f6427b6f4d

    • SHA256

      6368cf60f58a19bad4062e6917c1743ca869b69a8a30e7c77a28655915b41376

    • SHA512

      c58748bf43574bbfd57efe41ed063e588176a3bd694f2798209b9beccc2478346c00a6d2dd53a83285ad485bda65e509c0be932418e53354119a8c7f65bb1eaa

    • SSDEEP

      12288:3CNjpa5Wy/pAqn/a7oBZ9AiLfse9/1yFKa3jff7VHavENHGUGskR:yN7yeMa29ASsed0FKozUcmUg

    • 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 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.

    • 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 v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

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

Tasks