Analysis

  • max time kernel
    141s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    26-12-2023 09:31

General

  • Target

    6406449a2e9ca0dc5e49396e0c398bd6.exe

  • Size

    672KB

  • MD5

    6406449a2e9ca0dc5e49396e0c398bd6

  • SHA1

    dada8eef6cf179aa622d6c5acb14f18ea5c77e04

  • SHA256

    3a76b115ac1eeefa07018ad2528d72a99f121a17834b4b2aa3928b52b6884b18

  • SHA512

    f28a123dd29cc30c367c93f2924f2758d83629b739ca32462d75bf69f064729686f0ae1a7d9a685c7b33c5c24bc25e7dc2e3d89e4234de75e3ca430d38946ad4

  • SSDEEP

    12288:1cTeTMQ7V0bpeonXI26wuL65DyO3+At6vgIZBKMwekVTkXJRA32yGkQ6:TTMQ7gxQyyO3V0vgI8ekUJabGk

Score
10/10

Malware Config

Extracted

Family

vidar

Version

39.8

Botnet

706

C2

https://xeronxikxxx.tumblr.com/

Attributes
  • profile_id

    706

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Vidar Stealer 4 IoCs
  • Program crash 1 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6406449a2e9ca0dc5e49396e0c398bd6.exe
    "C:\Users\Admin\AppData\Local\Temp\6406449a2e9ca0dc5e49396e0c398bd6.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:1108
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1108 -s 856
      2⤵
      • Program crash
      PID:2028

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1108-2-0x00000000032B0000-0x000000000334D000-memory.dmp

    Filesize

    628KB

  • memory/1108-1-0x0000000003420000-0x0000000003520000-memory.dmp

    Filesize

    1024KB

  • memory/1108-3-0x0000000000400000-0x00000000032A3000-memory.dmp

    Filesize

    46.6MB

  • memory/1108-43-0x0000000000400000-0x00000000032A3000-memory.dmp

    Filesize

    46.6MB

  • memory/1108-63-0x00000000032B0000-0x000000000334D000-memory.dmp

    Filesize

    628KB

  • memory/1108-65-0x0000000003420000-0x0000000003520000-memory.dmp

    Filesize

    1024KB