Analysis

  • max time kernel
    141s
  • max time network
    156s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    28-11-2022 08:33

General

  • Target

    accb11ccb1692a5e771981a5659d68c8adc3e225f476ca3387b57d818381ed1b.exe

  • Size

    695KB

  • MD5

    7b1ff60b0ba26d132c74535a641a0e02

  • SHA1

    0180b514cb32ae43fcefda0863a96f1f79a51b33

  • SHA256

    accb11ccb1692a5e771981a5659d68c8adc3e225f476ca3387b57d818381ed1b

  • SHA512

    3dbe1669e6f0f2c498a4276ef4d31ccf872bc2fcd4f1a1c282e6caf48d6cbd12d8685a05a9f43e3eef9fff8ba143ad1b14227f6c1a4a4263e242b5f8716a1034

  • SSDEEP

    12288:fT89bQq29htXti39Q434XfBpxbgZNg2VymI8WVpexRL2tEXIxD:fA5ib9G9T34XJjbgHVXWVg0tv

Score
10/10

Malware Config

Extracted

Family

vidar

Version

41.5

Botnet

933

C2

https://mas.to/@xeroxxx

Attributes
  • profile_id

    933

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Vidar Stealer 4 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\accb11ccb1692a5e771981a5659d68c8adc3e225f476ca3387b57d818381ed1b.exe
    "C:\Users\Admin\AppData\Local\Temp\accb11ccb1692a5e771981a5659d68c8adc3e225f476ca3387b57d818381ed1b.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:972
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 972 -s 868
      2⤵
      • Program crash
      PID:704

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/704-60-0x0000000000000000-mapping.dmp
  • memory/972-54-0x0000000075D01000-0x0000000075D03000-memory.dmp
    Filesize

    8KB

  • memory/972-55-0x0000000004710000-0x000000000478C000-memory.dmp
    Filesize

    496KB

  • memory/972-56-0x0000000004800000-0x00000000048D6000-memory.dmp
    Filesize

    856KB

  • memory/972-57-0x0000000000400000-0x0000000002F74000-memory.dmp
    Filesize

    43.5MB

  • memory/972-58-0x0000000004800000-0x00000000048D6000-memory.dmp
    Filesize

    856KB

  • memory/972-59-0x0000000000400000-0x0000000002F74000-memory.dmp
    Filesize

    43.5MB