Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240319-en
  • resource tags

    arch:x64arch:x86image:win7-20240319-enlocale:en-usos:windows7-x64system
  • submitted
    02/04/2024, 11:32

General

  • Target

    file.exe

  • Size

    244KB

  • MD5

    2caa34244dd6726f37dbccc7fe9b59fd

  • SHA1

    0ec728e4614ae0f3ae5db4ed255a1a344d654659

  • SHA256

    5bde316bb02a4d1c0e5530093c04f48e6bb862a828f154b5ad2a19c3a032937d

  • SHA512

    2a471bf75e21b6637839626f25668e03fd60c7bdd2f11b838c3842999e6b615a26c6bd1bcf3ecdcdae37a6ce11a046e7590194c8fdc40aef2ab44854238669b2

  • SSDEEP

    3072:jp3BvL34Ph1UOpbqWvhSveoQxd0+4NB4F/8CUKnozHZHeV1HLVA8959eQAOED:Nxvz4ZxbVvhweoQL0DNBKn6H1w5AENo

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 2 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1980
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:2224
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1980 -s 556
        2⤵
        • Program crash
        PID:2248

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1980-0-0x0000000000C40000-0x0000000000C7E000-memory.dmp

            Filesize

            248KB

          • memory/1980-1-0x0000000074990000-0x000000007507E000-memory.dmp

            Filesize

            6.9MB

          • memory/1980-4-0x0000000002260000-0x0000000004260000-memory.dmp

            Filesize

            32.0MB

          • memory/1980-10-0x0000000074990000-0x000000007507E000-memory.dmp

            Filesize

            6.9MB

          • memory/1980-11-0x0000000002260000-0x0000000004260000-memory.dmp

            Filesize

            32.0MB

          • memory/2224-5-0x0000000000400000-0x0000000000648000-memory.dmp

            Filesize

            2.3MB

          • memory/2224-6-0x0000000000400000-0x0000000000648000-memory.dmp

            Filesize

            2.3MB

          • memory/2224-7-0x0000000000400000-0x0000000000648000-memory.dmp

            Filesize

            2.3MB

          • memory/2224-8-0x0000000000400000-0x0000000000648000-memory.dmp

            Filesize

            2.3MB

          • memory/2224-9-0x0000000000400000-0x0000000000648000-memory.dmp

            Filesize

            2.3MB