Analysis

  • max time kernel
    120s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    08/11/2024, 01:40

General

  • Target
    Litever01.exe
  • Size 502KB
  • Sample241108-b33b7svmcm
  • SHA256 659895bb642f43854043053d386b987c63db7e615d827dbc41866ac0371ab92d
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • vidar

Version
  • 40.1

Botnet
  • 933

C2
  • https://eduarroma.tumblr.com/

Attributes
  • profile_id

    933

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Vidar family
  • Vidar Stealer 5 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Litever01.exe
    "C:\Users\Admin\AppData\Local\Temp\Litever01.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:2264
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2264 -s 872
      2⤵
      • Program crash
      PID:2620

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        CabBEBF.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\CabBEBF.tmp
        • Size 70KB
        • SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
        • MD5 SHA1 SHA512 SSDEEP

        TarBEE1.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\TarBEE1.tmp
        • Size 181KB
        • SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
        • MD5 SHA1 SHA512 SSDEEP

        memory/2264-1-0x0000000001E80000-0x0000000001F80000-memory.dmp

        memory/2264-2-0x00000000002E0000-0x000000000037D000-memory.dmp

        memory/2264-3-0x0000000000400000-0x00000000004A1000-memory.dmp

        memory/2264-4-0x0000000001E80000-0x0000000001F80000-memory.dmp

        memory/2264-58-0x00000000002E0000-0x000000000037D000-memory.dmp

        memory/2264-60-0x0000000000400000-0x00000000004A1000-memory.dmp

        memory/2264-59-0x0000000000400000-0x0000000001DCA000-memory.dmp

        memory/2264-62-0x0000000001E80000-0x0000000001F80000-memory.dmp