General

  • Target

    8b9b9705edefa8c599c6035b2ec7df05063306f7a5f0def6c0cd1476536d823b.rar

  • Size

    617KB

  • Sample

    240417-ca8tysae79

  • MD5

    5779ce3611d611c170b29240c4e2e1d5

  • SHA1

    2d0cfc3b0e0b9eeff91e1ea6dfc11e73002abf2c

  • SHA256

    8b9b9705edefa8c599c6035b2ec7df05063306f7a5f0def6c0cd1476536d823b

  • SHA512

    300961514f4d530cbd64fb4546cf26db44ac57f864122c9b3c7e9c59c27adf06ef24a97f594b5c6e7073e3ad5f1b47066e8d5ab8fdcbd93ac555ca2683fe9d2f

  • SSDEEP

    12288:zVgGtuqWdkq733MBkrw7iAJMXi/Js4htFomzqoRagFJLTy/0/C:5q33Myw7a4LFlRBF00K

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      YENİ SİPARİŞ PO .2024.exe

    • Size

      650KB

    • MD5

      529a483f705a652ad2943e48f22cc037

    • SHA1

      b93f46e467c2f620884a9afdd70aaf8e0b6f65e7

    • SHA256

      7b360b7d9ecc11f7eac58a50bca9abbb0ffcafb81df863eb24190d32fd3c6de6

    • SHA512

      934c93a9a38fb64b768ad84f259af5b92710b86498076e2139d218af256da6168150ad94c48471eab17265c5bcdf033ef1076ce0297c4e2af9ad618957289301

    • SSDEEP

      12288:daAvWzT370N692rKClw/znsMxiMDH+hNT13k8LrMNT1DKjlLw:VN6UrKClynjiMDuzXMNhD2k

    • AgentTesla

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

    • Detect packed .NET executables. Mostly AgentTeslaV4.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects executables packed with SmartAssembly

    • Detects executables referencing Windows vault credential objects. Observed in infostealers

    • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • Detects executables referencing many file transfer clients. Observed in information stealers

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks