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Overview

overview

9

Static

static

1

1f43703d21...cf.exe

windows7-x64

9

1f43703d21...cf.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    77s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/03/2023, 09:35

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General

  • Target

    1f43703d2171ab90e98357b6dfdf824417baa191a59419c27fce42cbafdb7ecf.exe

  • Size

    2.4MB

  • MD5

    d948d4b6db5d6d6e2e1ba6c0fa4bf008

  • SHA1

    05846d5b1d37ee2d716140de4f4f984cf1e631d1

  • SHA256

    1f43703d2171ab90e98357b6dfdf824417baa191a59419c27fce42cbafdb7ecf

  • SHA512

    fce681b3721eaf87f27b758782095e34665517ea4e0529cf18b32c4d0d5270ec40c8acf296ad2665e60a6e7e0430807f87e01e3a145902c9fea2a3c83100c15d

  • SSDEEP

    49152:AjY216rMHabk161nZDmcQt8O4BY3+lu2OtXED355:k3YdnZDmcQP6YO/OtXEf

Score
9/10
evasion

Malware Config

Signatures

  • Enumerates VirtualBox registry keys 2 TTPs 5 IoCs
    evasion
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 3 IoCs
    evasion
  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
    evasion
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
    evasion
  • Checks BIOS information in registry 2 TTPs 1 IoCs

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

  • Checks system information in the registry 2 TTPs 1 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1f43703d2171ab90e98357b6dfdf824417baa191a59419c27fce42cbafdb7ecf.exe
    "C:\Users\Admin\AppData\Local\Temp\1f43703d2171ab90e98357b6dfdf824417baa191a59419c27fce42cbafdb7ecf.exe"
    1⤵
    • Enumerates VirtualBox registry keys
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Looks for VirtualBox Guest Additions in registry
    • Looks for VMWare Tools registry key
    • Checks BIOS information in registry
    • Checks system information in the registry
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:400
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 400 -s 148
      2⤵
      • Program crash
      PID:3196
  • C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -pss -s 452 -p 400 -ip 400
    1⤵
      PID:2776

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/400-133-0x00007FF9A4430000-0x00007FF9A4625000-memory.dmp

      Filesize

      2.0MB

      Download