Analysis

  • max time kernel
    142s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    23-05-2024 21:14

General

  • Target

    73af0b9b7f307488445db0ec14597fbe91467c1fdd973a39c59c1e2bc7809de2.exe

  • Size

    3.8MB

  • MD5

    57b8ed83826856318137c44fb1240528

  • SHA1

    679ac8ba7651908d6b9abd37624829d264d63d3d

  • SHA256

    73af0b9b7f307488445db0ec14597fbe91467c1fdd973a39c59c1e2bc7809de2

  • SHA512

    397bb732162bb65d0c8b6ae267389eb7df4ba8bacedc84eebf709413f43e117aeccd10095152848502248953b86b244ed12ba5a7ccda3e3a41c002e5656c8f77

  • SSDEEP

    98304:DPlBE1PNDpE44FcH8RNy2lqBehp4t/d6ZCRMi3ivzz:ZqP/yFcH8Ro2W6KVfyvzz

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Themida packer 9 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\73af0b9b7f307488445db0ec14597fbe91467c1fdd973a39c59c1e2bc7809de2.exe
    "C:\Users\Admin\AppData\Local\Temp\73af0b9b7f307488445db0ec14597fbe91467c1fdd973a39c59c1e2bc7809de2.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1424
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1424 -s 252
      2⤵
      • Program crash
      PID:2976

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1424-0-0x0000000077DE0000-0x0000000077DE2000-memory.dmp

    Filesize

    8KB

  • memory/1424-2-0x0000000000EA0000-0x00000000017D7000-memory.dmp

    Filesize

    9.2MB

  • memory/1424-1-0x0000000000EA0000-0x00000000017D7000-memory.dmp

    Filesize

    9.2MB

  • memory/1424-4-0x0000000000EA0000-0x00000000017D7000-memory.dmp

    Filesize

    9.2MB

  • memory/1424-3-0x0000000000EA0000-0x00000000017D7000-memory.dmp

    Filesize

    9.2MB

  • memory/1424-7-0x0000000000EA0000-0x00000000017D7000-memory.dmp

    Filesize

    9.2MB

  • memory/1424-8-0x0000000000EA0000-0x00000000017D7000-memory.dmp

    Filesize

    9.2MB

  • memory/1424-9-0x0000000000190000-0x0000000000191000-memory.dmp

    Filesize

    4KB

  • memory/1424-6-0x0000000000EA0000-0x00000000017D7000-memory.dmp

    Filesize

    9.2MB

  • memory/1424-5-0x0000000000EA0000-0x00000000017D7000-memory.dmp

    Filesize

    9.2MB

  • memory/1424-10-0x0000000000EA0000-0x00000000017D7000-memory.dmp

    Filesize

    9.2MB

  • memory/1424-12-0x0000000000190000-0x0000000000191000-memory.dmp

    Filesize

    4KB