Overview

overview

10

Static

static

43ecb980e6...a6.exe

windows7_x64

10

43ecb980e6...a6.exe

windows10_x64

10

Analysis

  • max time kernel
    90s
  • max time network
    138s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    23/09/2021, 12:52

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General

  • Target
    43ecb980e6e1db8f394af5b6d065eba6.exe
  • Size 1.5MB
  • Sample210923-p34f6aeec7
  • SHA256 5b2fce91cda0fa71818a683c57c88eb1533b70bcfb5e82b312757b3015d69801
  • MD5 SHA1 SHA512
Score
10/10
vidarspywarestealer

Malware Config

Signatures

  • Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

    stealervidar
  • Vidar Stealer 2 IoCs
    stealer
  • Downloads MZ/PE file
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Accesses 2FA software files, possible credential harvesting 2 TTPs
    spywarestealer
  • Program crash 13 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\43ecb980e6e1db8f394af5b6d065eba6.exe
    "C:\Users\Admin\AppData\Local\Temp\43ecb980e6e1db8f394af5b6d065eba6.exe"
    1⤵
    • Loads dropped DLL
    PID:3876
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3876 -s 920
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3564
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3876 -s 1020
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:764
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3876 -s 1076
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3096
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3876 -s 1500
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:580
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3876 -s 1740
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:900
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3876 -s 1708
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:684
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3876 -s 1492
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:1052
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3876 -s 1700
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:1304
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3876 -s 1480
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:1356
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3876 -s 1804
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:1568
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3876 -s 1752
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:1800
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3876 -s 1804
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:2020
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3876 -s 1860
      2⤵
      • Suspicious use of NtCreateProcessExOtherParentProcess
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:2288

Network

        MITRE ATT&CK Enterprise v6

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        Downloads

        memory/3876-114-0x0000000000810000-0x0000000000811000-memory.dmp
        Download

        memory/3876-115-0x0000000002A10000-0x0000000002B2B000-memory.dmp
        Download

        memory/3876-116-0x0000000000400000-0x000000000057E000-memory.dmp
        Download