Analysis

  • max time kernel
    142s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    23/04/2024, 18:26

General

  • Target

    file.exe

  • Size

    350KB

  • MD5

    c144f16a3e3aff33fc958fdea42df7e0

  • SHA1

    470f6863ce73dbfd88441dc2c06e55d6ab3a96f6

  • SHA256

    998c38a88197ab545ed66959130ba09db2359000da1fe5b6af913a33d5902cac

  • SHA512

    6193661166530b6e923c1de242112c3e90d7562fce979d7d4933f49b61954a407badba5ddc0833ff00907b64b78e2a84630a3be8ba7ff18147d875f3f2b54e2a

  • SSDEEP

    3072:y8RfADp0Sf7qbe+sXJZXAksI2opQJy1Im2VlzlVHu2rC86PlFEVSmkfQIkp7Kgtv:MDqy/PLIoqJyrY3c2G8yXmpIyKE1c

Score
10/10

Malware Config

Extracted

Family

vidar

C2

https://steamcommunity.com/profiles/76561199677575543

https://t.me/snsb82

Attributes
  • user_agent

    Mozilla/5.0 (Windows NT 10.0; rv:109.0) Gecko/20100101 Firefox/115.0

Signatures

  • Detect Vidar Stealer 7 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2872
    • C:\Users\Admin\AppData\Local\Temp\file.exe
      "C:\Users\Admin\AppData\Local\Temp\file.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3024
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3024 -s 1404
        3⤵
        • Program crash
        PID:1864

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

          Filesize

          68KB

          MD5

          29f65ba8e88c063813cc50a4ea544e93

          SHA1

          05a7040d5c127e68c25d81cc51271ffb8bef3568

          SHA256

          1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

          SHA512

          e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

        • memory/2872-1-0x0000000004190000-0x0000000004290000-memory.dmp

          Filesize

          1024KB

        • memory/2872-2-0x0000000000230000-0x0000000000266000-memory.dmp

          Filesize

          216KB

        • memory/3024-5-0x0000000000400000-0x000000000064A000-memory.dmp

          Filesize

          2.3MB

        • memory/3024-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/3024-7-0x0000000000400000-0x000000000064A000-memory.dmp

          Filesize

          2.3MB

        • memory/3024-8-0x0000000000400000-0x000000000064A000-memory.dmp

          Filesize

          2.3MB

        • memory/3024-36-0x0000000000400000-0x000000000064A000-memory.dmp

          Filesize

          2.3MB

        • memory/3024-38-0x0000000000400000-0x000000000064A000-memory.dmp

          Filesize

          2.3MB

        • memory/3024-39-0x0000000000400000-0x000000000064A000-memory.dmp

          Filesize

          2.3MB