Overview

overview

10

Static

static

3e033f4fa5...db.exe

windows7_x64

10

3e033f4fa5...db.exe

windows10_x64

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General

  • Target
    3e033f4fa5d62a4e9b5eb35d21b2859adbfd67411bd9c1be212c4a5de26afddb
  • Size 2.0MB
  • Sample201109-cd9skgf8cx
  • SHA256 3e033f4fa5d62a4e9b5eb35d21b2859adbfd67411bd9c1be212c4a5de26afddb
  • MD5 SHA1 SHA512
Score
10/10
evasionpersistence

Malware Config

Targets

    • Target
      3e033f4fa5d62a4e9b5eb35d21b2859adbfd67411bd9c1be212c4a5de26afddb
    • Size 2.0MB
    • SHA256 3e033f4fa5d62a4e9b5eb35d21b2859adbfd67411bd9c1be212c4a5de26afddb
    • MD5 SHA1 SHA512
    Score
    10/10
    evasionpersistence

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

      evasion

    • ServiceHost packer

      Detects ServiceHost packer used for .NET malware

    • Executes dropped EXE

    • Checks BIOS information in registry

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

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

      evasion

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    • Modifies service

      persistence

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks