General

  • Target

    92fa9b6f4856cfd35907ac59a621ab7dcbb49550ae29b9131d570f5c1b6c4313.exe

  • Size

    205KB

  • Sample

    240514-sveplsch37

  • MD5

    494992eed787907766ef59dbec953d6b

  • SHA1

    ff02df9c31bd5462c912c84b040430682ac0304c

  • SHA256

    92fa9b6f4856cfd35907ac59a621ab7dcbb49550ae29b9131d570f5c1b6c4313

  • SHA512

    7c7318962a1273d1635f5fbf9dbd27f667148a6a2c30bcbf9a33440dabf1f566d40eaeee3a635d1742816bfa5c3fe2fe0efd48eb8b1a43e81fc575105c161943

  • SSDEEP

    3072:P8ANnCDDRvLGprOAOkGt6+duWA/t/SHUebbxCbGgKk12qk/FPYm21KLbDoUssNXA:UkstvLGcxLbMUMK2dH

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    66.29.151.236
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    YuWsikfV67lD

Targets

    • Target

      92fa9b6f4856cfd35907ac59a621ab7dcbb49550ae29b9131d570f5c1b6c4313.exe

    • Size

      205KB

    • MD5

      494992eed787907766ef59dbec953d6b

    • SHA1

      ff02df9c31bd5462c912c84b040430682ac0304c

    • SHA256

      92fa9b6f4856cfd35907ac59a621ab7dcbb49550ae29b9131d570f5c1b6c4313

    • SHA512

      7c7318962a1273d1635f5fbf9dbd27f667148a6a2c30bcbf9a33440dabf1f566d40eaeee3a635d1742816bfa5c3fe2fe0efd48eb8b1a43e81fc575105c161943

    • SSDEEP

      3072:P8ANnCDDRvLGprOAOkGt6+duWA/t/SHUebbxCbGgKk12qk/FPYm21KLbDoUssNXA:UkstvLGcxLbMUMK2dH

    • AgentTesla

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

    • Detect ZGRat V1

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • 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.

    • 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 v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Collection

Data from Local System

4
T1005

Tasks