Overview

overview

7

Static

static

3

5d57aaf3e5...fN.exe

windows7-x64

7

5d57aaf3e5...fN.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    91s
  • max time network
    92s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/10/2024, 09:05

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General

  • Target

    5d57aaf3e569b53909b643fe6ffe4c93bbfafbde54ee8cf10d0a90aa6011db9fN.exe

  • Size

    94KB

  • MD5

    508bfb6493d688b7092cd0c1a82302e0

  • SHA1

    c5381049b67c9a2684335c7c8990c399d4aa030f

  • SHA256

    5d57aaf3e569b53909b643fe6ffe4c93bbfafbde54ee8cf10d0a90aa6011db9f

  • SHA512

    26533e61fc61b7a880dc64fed11c1ae06ee69f05827ba53e547a4625f9177d0412de4c2498661c74cf9b458f56d956bd2c09e75ac225fcf3b2b0527c62ff80c7

  • SSDEEP

    1536:PGYU/W2/HG6QMauSV3ixJHABLrmhH7i9CO+WHg7zRZICrWaGZh7R:PfU/WF6QMauSuiWNi9CO+WARJrWNZz

Score
7/10
defense_evasiondiscoverypersistence

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
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

    defense_evasion
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

    discovery
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5d57aaf3e569b53909b643fe6ffe4c93bbfafbde54ee8cf10d0a90aa6011db9fN.exe
    "C:\Users\Admin\AppData\Local\Temp\5d57aaf3e569b53909b643fe6ffe4c93bbfafbde54ee8cf10d0a90aa6011db9fN.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5040
    • C:\ProgramData\Update\wuauclt.exe
      "C:\ProgramData\Update\wuauclt.exe" /run
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1372
    • C:\windows\SysWOW64\cmd.exe
      "C:\windows\system32\cmd.exe" /c del /q "C:\Users\Admin\AppData\Local\Temp\5d57aaf3e569b53909b643fe6ffe4c93bbfafbde54ee8cf10d0a90aa6011db9fN.exe" >> NUL
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2832

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\ProgramData\Update\wuauclt.exe
          Filesize

          94KB

          MD5

          a96ef542849686521ece0f19ba8ab6e3

          SHA1

          70062b0fa9cc230ae1ec123ebd23a7d00f442f31

          SHA256

          3039d717e381a6ed826112339608a5c6533dd867098c2b0d6aee574fddf42a3b

          SHA512

          307993b1d4da0e62c4421fb6ab0b0dfc30b28122181463baa365783f0d293e5abd1ebfaa0ba8c809477a4924f8eac9d992af82e64353a159ddcd29dfeb49c550

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