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General

  • Target

    a62335d4771982af2a0b257505a0a3040e108be7ab2f7b5fb5d85d5029685a91

  • Size

    880KB

  • Sample

    240312-beqy9sbd9s

  • MD5

    128e223aa9db4e192ad1489b8f5b560b

  • SHA1

    62244be6ba8056a99127f00452b3faa9e56cb4a2

  • SHA256

    a62335d4771982af2a0b257505a0a3040e108be7ab2f7b5fb5d85d5029685a91

  • SHA512

    84b2c390fb385d8f549d9a8a78cbc37cf819b54d4c577e44ad3be2ce53388af20bbedcc0e80080837099a2c71fc64a837cb89cb46352ce19ac858d210738f4be

  • SSDEEP

    12288:s/Sr+pAQ3inVFaMdklcgKOQw54HoXPxyTaGWkquemE8KMvnsZUn3/JPS8z:X+AQ32HBdklcHSU+0NWkquemE8hs4PV

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.ztmfbih.ba
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    jasmin.tafro

Targets

    • Target

      a62335d4771982af2a0b257505a0a3040e108be7ab2f7b5fb5d85d5029685a91

    • Size

      880KB

    • MD5

      128e223aa9db4e192ad1489b8f5b560b

    • SHA1

      62244be6ba8056a99127f00452b3faa9e56cb4a2

    • SHA256

      a62335d4771982af2a0b257505a0a3040e108be7ab2f7b5fb5d85d5029685a91

    • SHA512

      84b2c390fb385d8f549d9a8a78cbc37cf819b54d4c577e44ad3be2ce53388af20bbedcc0e80080837099a2c71fc64a837cb89cb46352ce19ac858d210738f4be

    • SSDEEP

      12288:s/Sr+pAQ3inVFaMdklcgKOQw54HoXPxyTaGWkquemE8KMvnsZUn3/JPS8z:X+AQ32HBdklcHSU+0NWkquemE8hs4PV

    • 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 Enterprise v15

Tasks