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General

  • Target

    81a2d56b22ca43be120f138d7aa220b79fbd0dda5d4df3de5a8bc2e4882bc8c7

  • Size

    2.3MB

  • Sample

    250325-njvjgavxhs

  • MD5

    2fbdb362290d3330c8792078fccf7583

  • SHA1

    79eae1d9fb13b1cf163fbf44c3252e69fd28344c

  • SHA256

    81a2d56b22ca43be120f138d7aa220b79fbd0dda5d4df3de5a8bc2e4882bc8c7

  • SHA512

    83cc2a9eec1e8d905fd9d195b6f9ec8dbb8d2e58c49bf8cfad6559212ca223b783dd0d6e501a680cbdb73256b541758b1e02a9f0143e0b73eb210cb2df62a0e0

  • SSDEEP

    49152:kr/KPLe0RLCxriiiiINsMdRPLe0RLCxriiiiINs8Ft:krmLB0WiRIeM/LB0WiRIe83

Malware Config

Extracted

Family

metasploit

Version

encoder/shikata_ga_nai

Extracted

Family

metasploit

Version

windows/reverse_tcp

C2

10.0.2.15:1999

Targets

    • Target

      81a2d56b22ca43be120f138d7aa220b79fbd0dda5d4df3de5a8bc2e4882bc8c7

    • Size

      2.3MB

    • MD5

      2fbdb362290d3330c8792078fccf7583

    • SHA1

      79eae1d9fb13b1cf163fbf44c3252e69fd28344c

    • SHA256

      81a2d56b22ca43be120f138d7aa220b79fbd0dda5d4df3de5a8bc2e4882bc8c7

    • SHA512

      83cc2a9eec1e8d905fd9d195b6f9ec8dbb8d2e58c49bf8cfad6559212ca223b783dd0d6e501a680cbdb73256b541758b1e02a9f0143e0b73eb210cb2df62a0e0

    • SSDEEP

      49152:kr/KPLe0RLCxriiiiINsMdRPLe0RLCxriiiiINs8Ft:krmLB0WiRIeM/LB0WiRIe83

    • MetaSploit

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

    • Metasploit family

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Downloads MZ/PE file

    • Event Triggered Execution: Image File Execution Options Injection

    • Checks computer location settings

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

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • 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.

    • Checks installed software on the system

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

    • Indicator Removal: Clear Persistence

      remove IFEO.

    • Checks system information in the registry

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

MITRE ATT&CK Enterprise v15

Tasks