Overview

overview

10

Static

static

10

38ae7f86fb...99.exe

windows7-x64

9

38ae7f86fb...99.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/04/2024, 20:55

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General

  • Target

    38ae7f86fb9a363b3cdbffb9603648f9dd46b7dd621d9269bef2ef96d09d6999.exe

  • Size

    982KB

  • MD5

    a896caa1694acef52e877f3875bb9c75

  • SHA1

    57eed3eee6332182bf6002500564fc45a386dcd3

  • SHA256

    38ae7f86fb9a363b3cdbffb9603648f9dd46b7dd621d9269bef2ef96d09d6999

  • SHA512

    5777b4cd2a749db39030c641187f2ee85b18ccee64db9ad9bb3fab360aa1cb4e3d5fcf255d5a40a60c6881fee7b2695e7022b9cc6504365c5070d5caf7570c4b

  • SSDEEP

    24576:YofxqqsLJDqQUrmDB39PDA5HEL+T+7qSgrX+2tm9IFm:XfeBqQUrmDBV2EiT+Ws2m

Score
9/10
persistencespywarestealerupx

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 6 IoCs
  • UPX dump on OEP (original entry point) 9 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • UPX packed file 9 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 12 IoCs
  • Drops file in Program Files directory 18 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\38ae7f86fb9a363b3cdbffb9603648f9dd46b7dd621d9269bef2ef96d09d6999.exe
    "C:\Users\Admin\AppData\Local\Temp\38ae7f86fb9a363b3cdbffb9603648f9dd46b7dd621d9269bef2ef96d09d6999.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4464
    • C:\Users\Admin\AppData\Local\Temp\38ae7f86fb9a363b3cdbffb9603648f9dd46b7dd621d9269bef2ef96d09d6999.exe
      "C:\Users\Admin\AppData\Local\Temp\38ae7f86fb9a363b3cdbffb9603648f9dd46b7dd621d9269bef2ef96d09d6999.exe"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3420
      • C:\Users\Admin\AppData\Local\Temp\38ae7f86fb9a363b3cdbffb9603648f9dd46b7dd621d9269bef2ef96d09d6999.exe
        "C:\Users\Admin\AppData\Local\Temp\38ae7f86fb9a363b3cdbffb9603648f9dd46b7dd621d9269bef2ef96d09d6999.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:4656
    • C:\Users\Admin\AppData\Local\Temp\38ae7f86fb9a363b3cdbffb9603648f9dd46b7dd621d9269bef2ef96d09d6999.exe
      "C:\Users\Admin\AppData\Local\Temp\38ae7f86fb9a363b3cdbffb9603648f9dd46b7dd621d9269bef2ef96d09d6999.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:2900

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\british action licking ash .avi.exe
          Filesize

          1.5MB

          MD5

          6f00dc013781dc933c55300a6fb74233

          SHA1

          3b12247e9b1f6a8951a6ffbadab9f32437e01229

          SHA256

          9ef04bfc137c152ff058392947756e5a29b3637d8cfbcb00d2a43fe49480959e

          SHA512

          ef18d4a78c7ad05d9f16591eba7e07ad7b6373dd72e6ce196bf1b32f0700d12d697417d132b0d48fd274e3ae51f04ea584ce490285f2020cff56a12df1d2cd4a

          Download Submit

        • memory/2900-162-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download

        • memory/2900-195-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download

        • memory/3420-70-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download

        • memory/3420-194-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download

        • memory/4464-0-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download

        • memory/4464-191-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download

        • memory/4656-163-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download

        • memory/4656-197-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

          Download