General

  • Target

    45a304d1c72e9a3a698ab6151337ed22d667c5491d1f6444436fe4678599b40b.exe

  • Size

    124KB

  • Sample

    240420-lglsfade67

  • MD5

    f7ae6120e6bfe2a2cc888561e84bedb3

  • SHA1

    58362a2a8aead86b28d9ce5fd6c2127473b304fd

  • SHA256

    45a304d1c72e9a3a698ab6151337ed22d667c5491d1f6444436fe4678599b40b

  • SHA512

    e48d1d4f42d08d0ac89882fdb5482eb5896ed3d5acb0a91ca6d89d45be7c008361a6ea44b4e42ce2357dcae4de6d7e68017d06c6866575ea86ccea682ff06127

  • SSDEEP

    3072:jZe4Kq6qTvkplu6ykDxSTlWoJl0ovJvWR46fJb7AD8HPYj/7:jRRvmu6wAYr7

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    66.29.151.236
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ZVtYXa0UPp63

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      45a304d1c72e9a3a698ab6151337ed22d667c5491d1f6444436fe4678599b40b.exe

    • Size

      124KB

    • MD5

      f7ae6120e6bfe2a2cc888561e84bedb3

    • SHA1

      58362a2a8aead86b28d9ce5fd6c2127473b304fd

    • SHA256

      45a304d1c72e9a3a698ab6151337ed22d667c5491d1f6444436fe4678599b40b

    • SHA512

      e48d1d4f42d08d0ac89882fdb5482eb5896ed3d5acb0a91ca6d89d45be7c008361a6ea44b4e42ce2357dcae4de6d7e68017d06c6866575ea86ccea682ff06127

    • SSDEEP

      3072:jZe4Kq6qTvkplu6ykDxSTlWoJl0ovJvWR46fJb7AD8HPYj/7:jRRvmu6wAYr7

    • 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