General

  • Target

    a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6

  • Size

    835KB

  • Sample

    240115-bh5a3afde8

  • MD5

    903bd31c1b36ff31fe79e084c55180cf

  • SHA1

    dc6915232c252618e720d124468924acd32601c2

  • SHA256

    a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6

  • SHA512

    bbc0650764fbd9e0e46cfcc67555dbfb3989d78c0152f511969bae028a194fb3aa161ebf94385604d5369535869ac3aedbfd343f99cc91c2fe6b46df03e0287b

  • SSDEEP

    12288:7dSETzZH2SYBjmvLghk4AEqgaJr5/Ca1bW91aETOF4yimUD/:5SSY8LzdJYag9coOp

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6

    • Size

      835KB

    • MD5

      903bd31c1b36ff31fe79e084c55180cf

    • SHA1

      dc6915232c252618e720d124468924acd32601c2

    • SHA256

      a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6

    • SHA512

      bbc0650764fbd9e0e46cfcc67555dbfb3989d78c0152f511969bae028a194fb3aa161ebf94385604d5369535869ac3aedbfd343f99cc91c2fe6b46df03e0287b

    • SSDEEP

      12288:7dSETzZH2SYBjmvLghk4AEqgaJr5/Ca1bW91aETOF4yimUD/:5SSY8LzdJYag9coOp

    • 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

    • 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