Overview

overview

10

Static

static

3

dc643aa138...aN.exe

windows7-x64

10

dc643aa138...aN.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    119s
  • max time network
    24s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03-10-2024 14:49

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General

  • Target

    dc643aa138d2cfba9ccd0b1d004fda51bcbbef72c70dc71f00f6b76f5671c57aN.exe

  • Size

    40KB

  • MD5

    b23118cdfb98f6ce2c0d1102f248da40

  • SHA1

    fef26ad1b43809f88475e7bb4d99ff3de2d7476d

  • SHA256

    dc643aa138d2cfba9ccd0b1d004fda51bcbbef72c70dc71f00f6b76f5671c57a

  • SHA512

    3f0581357545c43d0023357d44ec78ba8d617e655f196979d33162fee33e8af5acee302e54c2e8b1f0f1e4ce9387fa50eb517db7447f44b424b92200212fabee

  • SSDEEP

    768:g40HsbN+pF+nPp6PP7+JLdHXGHljCOecAH2CZvc:gFWnPp6X7+JpIXRjAvc

Score
10/10
discoveryevasionpersistence

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dc643aa138d2cfba9ccd0b1d004fda51bcbbef72c70dc71f00f6b76f5671c57aN.exe
    "C:\Users\Admin\AppData\Local\Temp\dc643aa138d2cfba9ccd0b1d004fda51bcbbef72c70dc71f00f6b76f5671c57aN.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2096
    • C:\Users\Admin\Admin.exe
      "C:\Users\Admin\Admin.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2812

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\Admin.exe
    Filesize

    40KB

    MD5

    40960fd71820cd55e676e98a8367f4b8

    SHA1

    8615fefc9d18c2f40abb95c97e161bf5520d2023

    SHA256

    36c52e7a23ebbbe89e4fcd0c1f9ca9807c031ec272ad01d51000d4729db7b6ac

    SHA512

    0d047332c8c871743dc24785b98a9c34f04fbc730a729c1fae86ea0c64d118bbfc7bfcea22161243a11c4cf9e10b30abf6de26bcb96426a627f43369ee98aa46

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