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Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07/10/2024, 01:09

General

  • Target

    14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2.exe

  • Size

    580KB

  • MD5

    4ad0164fbb08d546961ed5069c30185a

  • SHA1

    c4f8184106ac9ea7eb1148dd2aa2fbfccd7c8d3e

  • SHA256

    14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2

  • SHA512

    ef86d237a3ae15bf19887b3e2fdc53647527b9ebcd582879ad3611fcd5cb269f83fd87bb002108aff1d57c0a693cc70c137ad2bc66ad2a4047e3fbcbe2bed844

  • SSDEEP

    12288:OKHCYvQ2v9et3Ao3UfYYJOsrf/YHu4HoT6YoCMSOblBrKA:OKZvQalo3UZJOPO4u6YFOZ95

Malware Config

Extracted

Family

vidar

C2

http://proxy.johnmccrea.com/

https://steamcommunity.com/profiles/76561199780418869

https://t.me/ae5ed

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:130.0) Gecko/20100101 Firefox/130.0

Signatures

  • Detect Vidar Stealer 16 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Downloads MZ/PE file
  • Loads dropped DLL 2 IoCs
  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 26 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2.exe
    "C:\Users\Admin\AppData\Local\Temp\14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1864
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
        PID:1964
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1652
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\DBKKFCBAKKFB" & exit
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:584
          • C:\Windows\SysWOW64\timeout.exe
            timeout /t 10
            4⤵
            • System Location Discovery: System Language Discovery
            • Delays execution with timeout.exe
            PID:2820

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • \ProgramData\mozglue.dll

      Filesize

      593KB

      MD5

      c8fd9be83bc728cc04beffafc2907fe9

      SHA1

      95ab9f701e0024cedfbd312bcfe4e726744c4f2e

      SHA256

      ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

      SHA512

      fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

    • \ProgramData\nss3.dll

      Filesize

      2.0MB

      MD5

      1cc453cdf74f31e4d913ff9c10acdde2

      SHA1

      6e85eae544d6e965f15fa5c39700fa7202f3aafe

      SHA256

      ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

      SHA512

      dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

    • memory/1652-15-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/1652-7-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

      Filesize

      4KB

    • memory/1652-4-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/1652-10-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/1652-13-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/1652-8-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/1652-17-0x000000001B4E0000-0x000000001B73F000-memory.dmp

      Filesize

      2.4MB

    • memory/1652-6-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/1652-5-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/1652-14-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/1652-3-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/1652-75-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/1652-62-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/1652-33-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/1652-2-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/1652-1-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/1652-32-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/1652-63-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/1652-70-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/1652-71-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/1652-72-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/1652-73-0x000000000B070000-0x000000000B071000-memory.dmp

      Filesize

      4KB

    • memory/1652-74-0x000000000B070000-0x000000000B071000-memory.dmp

      Filesize

      4KB

    • memory/1864-0-0x000000000023C000-0x000000000023E000-memory.dmp

      Filesize

      8KB