General

  • Target

    36f58eb867cfa19b1518c133827f136ab4e92e27893a24f3a9c42fb7df27331eN.exe

  • Size

    169KB

  • Sample

    241204-krypbazphx

  • MD5

    b0662f924eb8aaf61fe979064bb28bb0

  • SHA1

    ae3782e054783fa48b5c6bae768f7bd94b8e0357

  • SHA256

    36f58eb867cfa19b1518c133827f136ab4e92e27893a24f3a9c42fb7df27331e

  • SHA512

    3d8b665d6dab7e9bf5042dce5df2c2e2a743c7269ad73d40bed77718a77124ff98df999e49d1ad0f50155fa1122f1f683a78cd89ba5e6f69a47305ead1adca50

  • SSDEEP

    3072:T2+GEkAt+zuO5J20X6dyAvqsmdgqMeictkS418Odmtuo5A7Soz2Wa:rkbuO5J2Xyt1JS5Dmtuo5A2oKWa

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Targets

    • Target

      36f58eb867cfa19b1518c133827f136ab4e92e27893a24f3a9c42fb7df27331eN.exe

    • Size

      169KB

    • MD5

      b0662f924eb8aaf61fe979064bb28bb0

    • SHA1

      ae3782e054783fa48b5c6bae768f7bd94b8e0357

    • SHA256

      36f58eb867cfa19b1518c133827f136ab4e92e27893a24f3a9c42fb7df27331e

    • SHA512

      3d8b665d6dab7e9bf5042dce5df2c2e2a743c7269ad73d40bed77718a77124ff98df999e49d1ad0f50155fa1122f1f683a78cd89ba5e6f69a47305ead1adca50

    • SSDEEP

      3072:T2+GEkAt+zuO5J20X6dyAvqsmdgqMeictkS418Odmtuo5A7Soz2Wa:rkbuO5J2Xyt1JS5Dmtuo5A2oKWa

    • MetaSploit

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

    • Metasploit family

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • 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