Analysis

  • max time kernel
    65s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    09-06-2022 00:08

General

  • Target

    16848a0985965c3cb323fc515f8d8ceaeb5847dbff7ec2ee42cbc9ecfa9f77ed.exe

  • Size

    727KB

  • MD5

    b84decc4f2168a4ad9f2260f6afdcac7

  • SHA1

    bc7dba9241d7793855b2cce2087b4271a1ac57fb

  • SHA256

    16848a0985965c3cb323fc515f8d8ceaeb5847dbff7ec2ee42cbc9ecfa9f77ed

  • SHA512

    fa8aa3bcbc3416a3170c1c1b3cf359ddafb0d390d312746878a78d25bfc3495d9ec429173633d9f4769022dcf354377ca00ff741999758badf3b9a891bc3737f

Score
10/10

Malware Config

Extracted

Family

vidar

Version

41.4

Botnet

937

C2

https://mas.to/@sslam

Attributes
  • profile_id

    937

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Vidar Stealer 3 IoCs
  • Program crash 1 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\16848a0985965c3cb323fc515f8d8ceaeb5847dbff7ec2ee42cbc9ecfa9f77ed.exe
    "C:\Users\Admin\AppData\Local\Temp\16848a0985965c3cb323fc515f8d8ceaeb5847dbff7ec2ee42cbc9ecfa9f77ed.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:2024
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2024 -s 1352
      2⤵
      • Program crash
      PID:1544

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1544-60-0x0000000000000000-mapping.dmp
  • memory/2024-54-0x0000000074DD1000-0x0000000074DD3000-memory.dmp
    Filesize

    8KB

  • memory/2024-55-0x000000000185D000-0x00000000018DA000-memory.dmp
    Filesize

    500KB

  • memory/2024-56-0x0000000001730000-0x0000000001806000-memory.dmp
    Filesize

    856KB

  • memory/2024-57-0x0000000000400000-0x0000000001729000-memory.dmp
    Filesize

    19.2MB

  • memory/2024-58-0x000000000185D000-0x00000000018DA000-memory.dmp
    Filesize

    500KB

  • memory/2024-59-0x0000000000400000-0x0000000001729000-memory.dmp
    Filesize

    19.2MB