Analysis

  • max time kernel
    118s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240319-en
  • resource tags

    arch:x64arch:x86image:win7-20240319-enlocale:en-usos:windows7-x64system
  • submitted
    31/03/2024, 10:59

General

  • Target

    file.exe

  • Size

    234KB

  • MD5

    d0492d61a010c75b69a21b31761ac655

  • SHA1

    0168759aebd253fed1dd89a44d260f6eadc94a2d

  • SHA256

    58c48e2b1d3d26ac96cebf8c114750582d4cdeef46a05bbf706c4b4630c541ff

  • SHA512

    e4552a5bcf7f6b7911a87873d6d168d44f4ab0f351c822b5ec3b14b5db359ce0fadecac7bc032111197243b79047cbe1203e4fa9afc558c9f9e2a0ecb28eb52d

  • SSDEEP

    6144:AhAZ0mc86LHVUCAlfzHORKOrfIrIEgcNxHookuvxNimwE5R:ImcJLHVpAl7o3rfwrYt+7/r

Score
10/10

Malware Config

Extracted

Family

vidar

C2

https://steamcommunity.com/profiles/76561199658817715

https://t.me/sa9ok

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36

Signatures

  • Detect Vidar Stealer 3 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2884
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:2904
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2884 -s 516
        2⤵
        • Program crash
        PID:2988

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/2884-0-0x0000000000990000-0x00000000009CC000-memory.dmp

            Filesize

            240KB

          • memory/2884-1-0x0000000074AE0000-0x00000000751CE000-memory.dmp

            Filesize

            6.9MB

          • memory/2884-4-0x00000000020F0000-0x00000000040F0000-memory.dmp

            Filesize

            32.0MB

          • memory/2884-13-0x0000000074AE0000-0x00000000751CE000-memory.dmp

            Filesize

            6.9MB

          • memory/2884-14-0x00000000020F0000-0x00000000040F0000-memory.dmp

            Filesize

            32.0MB

          • memory/2904-5-0x0000000000400000-0x0000000000648000-memory.dmp

            Filesize

            2.3MB

          • memory/2904-6-0x0000000000400000-0x0000000000648000-memory.dmp

            Filesize

            2.3MB

          • memory/2904-7-0x0000000000400000-0x0000000000648000-memory.dmp

            Filesize

            2.3MB

          • memory/2904-8-0x0000000000400000-0x0000000000648000-memory.dmp

            Filesize

            2.3MB

          • memory/2904-9-0x0000000000400000-0x0000000000648000-memory.dmp

            Filesize

            2.3MB

          • memory/2904-10-0x0000000000400000-0x0000000000648000-memory.dmp

            Filesize

            2.3MB

          • memory/2904-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

            Filesize

            4KB