Analysis

  • max time kernel
    134s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/12/2024, 17:31

General

  • Target

    2024-12-23_25af255fa096071828a17b03c775203b_frostygoop_poet-rat_snatch.exe

  • Size

    4.8MB

  • MD5

    25af255fa096071828a17b03c775203b

  • SHA1

    ca58d882fa0b70b1bdd20fcc0da0894a983ebf4d

  • SHA256

    7fa47adef4cac5c26675b8e9e95d6e8fe89a4656282540cb12893ddbf91b6c62

  • SHA512

    d6a434b40d6d7a5fff763a234a8de7b01ea28f9556a35fb9a434c795d1c6bc4a7b37a558f704d0269c444c5c0e5ac243fa84a08e045a051f746ee860c7923fb1

  • SSDEEP

    49152:8ax+8dQae52G8/cV/5EKKyVzpMWrBzyo8XsPL0hwMqy/SoRmo28Q3ZG5+GV3KGfP:ncyWH8/ylzyVsIqyaodV54

Malware Config

Extracted

Family

vidar

Version

2.5

Botnet

589

C2

https://t.me/noktasina

https://steamcommunity.com/profiles/76561199478503353

http://95.217.152.87:80

Attributes
  • profile_id

    589

  • user_agent

    Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.0.0 Safari/537.36

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Vidar family
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-23_25af255fa096071828a17b03c775203b_frostygoop_poet-rat_snatch.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-23_25af255fa096071828a17b03c775203b_frostygoop_poet-rat_snatch.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:4204
    • C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe
      "C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3020
    • C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe
      "C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3608

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/3020-6-0x0000000005920000-0x000000000592A000-memory.dmp

          Filesize

          40KB

        • memory/3020-24-0x0000000074200000-0x00000000749B0000-memory.dmp

          Filesize

          7.7MB

        • memory/3020-2-0x0000000000400000-0x000000000040A000-memory.dmp

          Filesize

          40KB

        • memory/3020-3-0x0000000005CC0000-0x0000000006264000-memory.dmp

          Filesize

          5.6MB

        • memory/3020-4-0x00000000055F0000-0x0000000005682000-memory.dmp

          Filesize

          584KB

        • memory/3020-5-0x0000000074200000-0x00000000749B0000-memory.dmp

          Filesize

          7.7MB

        • memory/3020-11-0x000000007420E000-0x000000007420F000-memory.dmp

          Filesize

          4KB

        • memory/3020-0-0x0000000000400000-0x000000000040A000-memory.dmp

          Filesize

          40KB

        • memory/3020-1-0x000000007420E000-0x000000007420F000-memory.dmp

          Filesize

          4KB

        • memory/3608-9-0x0000000000400000-0x0000000000472000-memory.dmp

          Filesize

          456KB

        • memory/3608-10-0x0000000000400000-0x0000000000472000-memory.dmp

          Filesize

          456KB

        • memory/3608-8-0x0000000000400000-0x0000000000472000-memory.dmp

          Filesize

          456KB

        • memory/3608-7-0x0000000000400000-0x0000000000472000-memory.dmp

          Filesize

          456KB

        • memory/3608-31-0x0000000000400000-0x0000000000472000-memory.dmp

          Filesize

          456KB