General

  • Target

    fafaae5eb974dd2b969852a7d35166d5583578c0cbb631ab6b390181b9d3a260.exe

  • Size

    555KB

  • Sample

    250101-aj8jfayrhq

  • MD5

    0cc3d8cf8bdd19f9c4e2ff65f825f321

  • SHA1

    465982caffd39ce142eb30cf0ac0957996853ead

  • SHA256

    fafaae5eb974dd2b969852a7d35166d5583578c0cbb631ab6b390181b9d3a260

  • SHA512

    2af08782fc289ab6a8009f609f8330b64f51e5f288ac096a8a6ea6b9b5e9c9be492046374f54918267503716cf048f0e2ff40a25a1ff1895941057f756d93349

  • SSDEEP

    12288:T7RRaMMMMM2MMMMM/H0jZrctbNgED36KATHFNpsOFgaPJn29BPP0Ih/2YDiG:T7RRaMMMMM2MMMMM/HK5sbNgED36KAr+

Malware Config

Targets

    • Target

      fafaae5eb974dd2b969852a7d35166d5583578c0cbb631ab6b390181b9d3a260.exe

    • Size

      555KB

    • MD5

      0cc3d8cf8bdd19f9c4e2ff65f825f321

    • SHA1

      465982caffd39ce142eb30cf0ac0957996853ead

    • SHA256

      fafaae5eb974dd2b969852a7d35166d5583578c0cbb631ab6b390181b9d3a260

    • SHA512

      2af08782fc289ab6a8009f609f8330b64f51e5f288ac096a8a6ea6b9b5e9c9be492046374f54918267503716cf048f0e2ff40a25a1ff1895941057f756d93349

    • SSDEEP

      12288:T7RRaMMMMM2MMMMM/H0jZrctbNgED36KATHFNpsOFgaPJn29BPP0Ih/2YDiG:T7RRaMMMMM2MMMMM/HK5sbNgED36KAr+

    • Expiro family

    • Expiro, m0yv

      Expiro aka m0yv is a multi-functional backdoor written in C++.

    • Expiro payload

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Windows security modification

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Drops Chrome extension

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks