Analysis

  • max time kernel
    146s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-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 3 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 2 IoCs
  • Suspicious use of WriteProcessMemory 10 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:3984
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:4812
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4812 -s 2328
          3⤵
          • Program crash
          PID:1352
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3984 -s 808
        2⤵
        • Program crash
        PID:4640
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3984 -ip 3984
      1⤵
        PID:3632
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4812 -ip 4812
        1⤵
          PID:3640

        Network

              MITRE ATT&CK Matrix

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • memory/3984-0-0x00000000005D0000-0x000000000060E000-memory.dmp

                Filesize

                248KB

              • memory/3984-1-0x0000000074430000-0x0000000074BE0000-memory.dmp

                Filesize

                7.7MB

              • memory/3984-10-0x00000000029D0000-0x00000000049D0000-memory.dmp

                Filesize

                32.0MB

              • memory/3984-14-0x0000000074430000-0x0000000074BE0000-memory.dmp

                Filesize

                7.7MB

              • memory/4812-4-0x0000000000400000-0x0000000000648000-memory.dmp

                Filesize

                2.3MB

              • memory/4812-7-0x0000000000400000-0x0000000000648000-memory.dmp

                Filesize

                2.3MB

              • memory/4812-9-0x0000000000400000-0x0000000000648000-memory.dmp

                Filesize

                2.3MB