General

  • Target

    83cf4a1aa4a64bbe63aca52cefdbd0c311cf804c065353dd69dce889153dd8ccN.exe

  • Size

    140KB

  • Sample

    241205-l37l2avrek

  • MD5

    baa490460067f3deca8bb90217fbfe90

  • SHA1

    80726177d8f02887c2e4bbf72cafa3fe4f640fa2

  • SHA256

    83cf4a1aa4a64bbe63aca52cefdbd0c311cf804c065353dd69dce889153dd8cc

  • SHA512

    8a94b043e48a1c94fa38c02c9e65152b957129b5028be7d48224f3eaae680cd3d1318ec44f1491db4246370c66d36d1c916070bd1faa893b21a1328e48621b4e

  • SSDEEP

    3072:Cp651xEpsy1ai+6oTHzoMYypJTy4RhgVbYLr8imVu:lEb19/oTHzoMYynTy4C4hm8

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Targets

    • Target

      83cf4a1aa4a64bbe63aca52cefdbd0c311cf804c065353dd69dce889153dd8ccN.exe

    • Size

      140KB

    • MD5

      baa490460067f3deca8bb90217fbfe90

    • SHA1

      80726177d8f02887c2e4bbf72cafa3fe4f640fa2

    • SHA256

      83cf4a1aa4a64bbe63aca52cefdbd0c311cf804c065353dd69dce889153dd8cc

    • SHA512

      8a94b043e48a1c94fa38c02c9e65152b957129b5028be7d48224f3eaae680cd3d1318ec44f1491db4246370c66d36d1c916070bd1faa893b21a1328e48621b4e

    • SSDEEP

      3072:Cp651xEpsy1ai+6oTHzoMYypJTy4RhgVbYLr8imVu:lEb19/oTHzoMYynTy4C4hm8

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • Metasploit family

    • Modifies firewall policy service

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks