Analysis

  • max time kernel
    135s
  • max time network
    65s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2023 07:40

General

  • Target

    12669aaffc7529caec004ae9b351e592.exe

  • Size

    521KB

  • MD5

    12669aaffc7529caec004ae9b351e592

  • SHA1

    31705c2612209846bd09e1c98f57f9d0badff58a

  • SHA256

    fe05b66d6140aec7855bb58fcf186c8529c3a7630d0985f5201b31f92d9d63fe

  • SHA512

    bc360e071afd2e082f931925d7541311ae43d093030c58fb1cd48e5bf2487c1392b1b51c27276d67c88a9469fb1181440ce0a9e6f608442d20e8c5bc287df095

  • SSDEEP

    12288:ldgzNv4IG3MQLQ+RSKua8PB3JsdAZvfGA2NWRTL3zK+fY:ldgSIV0Q+vbSsdAZHONWxnvfY

Score
10/10

Malware Config

Extracted

Family

vidar

Version

39.7

Botnet

921

C2

https://shpak125.tumblr.com/

Attributes
  • profile_id

    921

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Vidar Stealer 5 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\12669aaffc7529caec004ae9b351e592.exe
    "C:\Users\Admin\AppData\Local\Temp\12669aaffc7529caec004ae9b351e592.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2008
    • C:\Users\Admin\AppData\Local\Temp\12669aaffc7529caec004ae9b351e592.exe
      C:\Users\Admin\AppData\Local\Temp\12669aaffc7529caec004ae9b351e592.exe
      2⤵
        PID:1096
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1096 -s 1768
          3⤵
          • Program crash
          PID:4460
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1096 -ip 1096
      1⤵
        PID:3856

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1096-13-0x0000000000400000-0x00000000004A1000-memory.dmp
        Filesize

        644KB

      • memory/1096-23-0x0000000000400000-0x00000000004A1000-memory.dmp
        Filesize

        644KB

      • memory/1096-8-0x0000000000400000-0x00000000004A1000-memory.dmp
        Filesize

        644KB

      • memory/1096-10-0x0000000000400000-0x00000000004A1000-memory.dmp
        Filesize

        644KB

      • memory/1096-11-0x0000000000400000-0x00000000004A1000-memory.dmp
        Filesize

        644KB

      • memory/2008-6-0x0000000005790000-0x00000000057AE000-memory.dmp
        Filesize

        120KB

      • memory/2008-1-0x00000000749C0000-0x0000000075170000-memory.dmp
        Filesize

        7.7MB

      • memory/2008-7-0x0000000005890000-0x00000000058A0000-memory.dmp
        Filesize

        64KB

      • memory/2008-5-0x00000000057C0000-0x0000000005836000-memory.dmp
        Filesize

        472KB

      • memory/2008-12-0x00000000749C0000-0x0000000075170000-memory.dmp
        Filesize

        7.7MB

      • memory/2008-4-0x00000000031D0000-0x00000000031E4000-memory.dmp
        Filesize

        80KB

      • memory/2008-3-0x00000000749C0000-0x0000000075170000-memory.dmp
        Filesize

        7.7MB

      • memory/2008-2-0x0000000005890000-0x00000000058A0000-memory.dmp
        Filesize

        64KB

      • memory/2008-0-0x0000000000D20000-0x0000000000DA6000-memory.dmp
        Filesize

        536KB