General

  • Target

    a9f80081caaebd471dd15b2c5d5383680edf4245534a968b7aedfb53d7a046bb.zip

  • Size

    250KB

  • Sample

    250327-bmhymaxpz4

  • MD5

    3aae6e15295a585bca71b54350f517b8

  • SHA1

    f4de524aa2604df5a65db22d196bf7ddaa71de31

  • SHA256

    a9f80081caaebd471dd15b2c5d5383680edf4245534a968b7aedfb53d7a046bb

  • SHA512

    b0e9b3a9ecac62927d5216c2952d5d94a9eca9c75f4b6dc86d5b8613a39ac0805a1be1885def579c4fe51096fd6ad241d8fc47dd8d36641aceab026b0f37d7f3

  • SSDEEP

    6144:2fD1cCdBYl67DuBpK7FJz+j6v0yRyHIDubTXA/B:2fD1cCBYlWdHz+jA0Hyj

Malware Config

Targets

    • Target

      Trojan.MrsMajor3.0.exe

    • Size

      381KB

    • MD5

      35a27d088cd5be278629fae37d464182

    • SHA1

      d5a291fadead1f2a0cf35082012fe6f4bf22a3ab

    • SHA256

      4a75f2db1dbd3c1218bb9994b7e1c690c4edd4e0c1a675de8d2a127611173e69

    • SHA512

      eb0be3026321864bd5bcf53b88dc951711d8c0b4bcbd46800b90ca5116a56dba22452530e29f3ccbbcc43d943bdefc8ed8ca2d31ba2e7e5f0e594f74adba4ab5

    • SSDEEP

      6144:Th3idhONY259BH1DzJ5PzVNtGgc+F9TBd096cTKAsLEbqqbd+VWM8AHiKn9SlXNA:Th3iXPw9Tc6kVXMHHLEf8l7

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

MITRE ATT&CK Enterprise v15

Tasks