Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    02/04/2024, 11:28

General

  • Target

    b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe

  • Size

    278KB

  • MD5

    b6bbb03b84e589433f139d88ca24c62d

  • SHA1

    2eeeed07176de200eaf5bc207852781ddc5da2b5

  • SHA256

    b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd

  • SHA512

    09075709691b8fba668184b2469c5bdc7174bcb3e16de2d046bf7abff6257f941e36d2a28db2e42b88807e1ba3c15165875fb82485c621d60f9001bed62ee4de

  • SSDEEP

    6144:5ok6GPg9b2t0eQnQqRRtf3G82ed6JcVsk:5D6GPg9b2t5+jRtfJdJB

Malware Config

Extracted

Family

vidar

Version

8.6

Botnet

debff3f4f38e9beeaf8e215a762c8549

C2

https://steamcommunity.com/profiles/76561199658817715

https://t.me/sa9ok

Attributes
  • profile_id_v2

    debff3f4f38e9beeaf8e215a762c8549

  • 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 AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe
    "C:\Users\Admin\AppData\Local\Temp\b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2236
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:2520
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 568
        2⤵
        • Program crash
        PID:3040

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/2236-13-0x00000000024A0000-0x00000000044A0000-memory.dmp

            Filesize

            32.0MB

          • memory/2236-1-0x0000000074D00000-0x00000000753EE000-memory.dmp

            Filesize

            6.9MB

          • memory/2236-3-0x0000000000320000-0x0000000000321000-memory.dmp

            Filesize

            4KB

          • memory/2236-16-0x00000000024A0000-0x00000000044A0000-memory.dmp

            Filesize

            32.0MB

          • memory/2236-15-0x0000000000F70000-0x0000000000FB0000-memory.dmp

            Filesize

            256KB

          • memory/2236-14-0x0000000074D00000-0x00000000753EE000-memory.dmp

            Filesize

            6.9MB

          • memory/2236-0-0x0000000001050000-0x0000000001098000-memory.dmp

            Filesize

            288KB

          • memory/2236-2-0x0000000000F70000-0x0000000000FB0000-memory.dmp

            Filesize

            256KB

          • memory/2520-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

            Filesize

            4KB

          • memory/2520-10-0x0000000000400000-0x0000000000644000-memory.dmp

            Filesize

            2.3MB

          • memory/2520-9-0x0000000000400000-0x0000000000644000-memory.dmp

            Filesize

            2.3MB

          • memory/2520-11-0x0000000000400000-0x0000000000644000-memory.dmp

            Filesize

            2.3MB

          • memory/2520-8-0x0000000000400000-0x0000000000644000-memory.dmp

            Filesize

            2.3MB

          • memory/2520-7-0x0000000000400000-0x0000000000644000-memory.dmp

            Filesize

            2.3MB

          • memory/2520-6-0x0000000000400000-0x0000000000644000-memory.dmp

            Filesize

            2.3MB