General

  • Target

    ORDER-2308084AF.pdf.vbs

  • Size

    8KB

  • Sample

    230810-qnslsada67

  • MD5

    76f898a3ef280f1124872b256f473061

  • SHA1

    9d606f81785f790a8cb9b9ac178bb6da0316fb70

  • SHA256

    71b3ff5d24faad6bb5347e40ab19266a7811527a0ef7fa76a5d8d24ba9beca8d

  • SHA512

    949c60975eb7050a9e1b7a7b8bc21d1289641fbf1e73e021ec7b2f77068f704f7a042a64d5e7834b4fbdf908e3118eb97f1cc66c8d74d064c797c988e47d716b

  • SSDEEP

    48:QMt0Vt6AGSPOVGSEkGSAciDDrScaWXlDDnZPlsVmzndVBVNuf5Vwmy:pysAGiOGKG3rDDrLXlDDnlSsnXrN4ny

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Family

wshrat

C2

http://chongmei33.publicvm.com:7045

Targets

    • Target

      ORDER-2308084AF.pdf.vbs

    • Size

      8KB

    • MD5

      76f898a3ef280f1124872b256f473061

    • SHA1

      9d606f81785f790a8cb9b9ac178bb6da0316fb70

    • SHA256

      71b3ff5d24faad6bb5347e40ab19266a7811527a0ef7fa76a5d8d24ba9beca8d

    • SHA512

      949c60975eb7050a9e1b7a7b8bc21d1289641fbf1e73e021ec7b2f77068f704f7a042a64d5e7834b4fbdf908e3118eb97f1cc66c8d74d064c797c988e47d716b

    • SSDEEP

      48:QMt0Vt6AGSPOVGSEkGSAciDDrScaWXlDDnZPlsVmzndVBVNuf5Vwmy:pysAGiOGKG3rDDrLXlDDnlSsnXrN4ny

    • AgentTesla

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

    • WSHRAT

      WSHRAT is a variant of Houdini worm and has vbs and js variants.

    • Blocklisted process makes network request

    • Drops startup file

    • Executes dropped EXE

    • 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.

MITRE ATT&CK Enterprise v15

Tasks