General

  • Target

    37d95e56ed2ab7dbaeae0f8afad3d94ffd9286dee2447ad631b52ecd84a4f47a.xlsx

  • Size

    654KB

  • Sample

    240503-bm2ezadd85

  • MD5

    8216d3088f8358388dfcbdc7026f2ea1

  • SHA1

    3040eaecd169f745eae12c30652eebc676c3f234

  • SHA256

    37d95e56ed2ab7dbaeae0f8afad3d94ffd9286dee2447ad631b52ecd84a4f47a

  • SHA512

    029f80578514d71ea67d0140423a1732d95006d647d852ff5db3e0ad401499e7bc537c8302fd056187233100428c1f23ddeceed8616f3a62d78de821dc0586f5

  • SSDEEP

    12288:FnnWqkrsXN8zr24zzR80FjO/O4YONMYCJ4n44JhzwFjlIZhXDExExQeFZlW:daraiSK8CjOG4fg444zkjqw2d7E

Malware Config

Targets

    • Target

      37d95e56ed2ab7dbaeae0f8afad3d94ffd9286dee2447ad631b52ecd84a4f47a.xlsx

    • Size

      654KB

    • MD5

      8216d3088f8358388dfcbdc7026f2ea1

    • SHA1

      3040eaecd169f745eae12c30652eebc676c3f234

    • SHA256

      37d95e56ed2ab7dbaeae0f8afad3d94ffd9286dee2447ad631b52ecd84a4f47a

    • SHA512

      029f80578514d71ea67d0140423a1732d95006d647d852ff5db3e0ad401499e7bc537c8302fd056187233100428c1f23ddeceed8616f3a62d78de821dc0586f5

    • SSDEEP

      12288:FnnWqkrsXN8zr24zzR80FjO/O4YONMYCJ4n44JhzwFjlIZhXDExExQeFZlW:daraiSK8CjOG4fg444zkjqw2d7E

    • 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#.

    • Detect packed .NET executables. Mostly AgentTeslaV4.

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

    • 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

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks