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Overview

overview

7

Static

static

3

755239c86d...ac.exe

windows7-x64

7

755239c86d...ac.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    154s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/03/2024, 16:01

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General

  • Target

    755239c86d846f5bf1086bf595ec48dfa70fd65bb8433c067b24aa6aa38d34ac.exe

  • Size

    196KB

  • MD5

    29c698eadf5f0286962233cb2be7cc75

  • SHA1

    b0c6098dd51397aa2d3cb8d2e88d3ee23c9dc113

  • SHA256

    755239c86d846f5bf1086bf595ec48dfa70fd65bb8433c067b24aa6aa38d34ac

  • SHA512

    f9955b2ddb73564abd0259fec9ee3c437031911c4b8d05525f766d5fea35bdfe397a5a90ed5d789b5d996984860c87cf4ca856ac1e6af96ff8b53841814747b7

  • SSDEEP

    6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCOb:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXXW

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\755239c86d846f5bf1086bf595ec48dfa70fd65bb8433c067b24aa6aa38d34ac.exe
    "C:\Users\Admin\AppData\Local\Temp\755239c86d846f5bf1086bf595ec48dfa70fd65bb8433c067b24aa6aa38d34ac.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3004
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\755239~1.EXE > nul
      2⤵
        PID:3244
    • C:\Windows\Debug\uauhost.exe
      C:\Windows\Debug\uauhost.exe
      1⤵
      • Executes dropped EXE
      • Checks processor information in registry
      PID:3972
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4048 --field-trial-handle=3060,i,1774866140584649235,8085848018931772189,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:4508

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\debug\uauhost.exe
        Filesize

        196KB

        MD5

        101bc85510d478c83e491785f88adeeb

        SHA1

        0993be48618e2f62486e272617a4b764653cb4f4

        SHA256

        7ac1542af7f08a44d261f5cd4194d2126aee2beee92712d90b808e67e953348e

        SHA512

        bb7f2c4e5552e1aaa9265f2e752c28e87cd798c183490bc04979506e68b6e54359474f809331319882bea72ba740b9a85716049f9ed95b987c6207f74e547ba4

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