Overview

overview

10

Static

static

6f2ab89d56...13.exe

windows7_x64

10

6f2ab89d56...13.exe

windows10_x64

10

Analysis

  • max time kernel
    106s
  • max time network
    136s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    23/09/2021, 17:16

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General

  • Target
    6f2ab89d5632a82f902b44af7b251313.exe
  • Size 1.5MB
  • Sample210923-vs48laegbq
  • SHA256 41ffaf258fabb12f43f7924434b79d2d48ca7916d02e517fcbf1a1557358571e
  • 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 14 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6f2ab89d5632a82f902b44af7b251313.exe
    "C:\Users\Admin\AppData\Local\Temp\6f2ab89d5632a82f902b44af7b251313.exe"
    1⤵
    • Loads dropped DLL
    PID:1096
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1096 -s 920
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1276
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1096 -s 1028
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1460
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1096 -s 1096
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2088
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1096 -s 1508
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3968
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1096 -s 1724
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4088
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1096 -s 1500
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:3944
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1096 -s 1832
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:1828
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1096 -s 1524
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:3196
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1096 -s 1636
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:2228
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1096 -s 1476
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:1876
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1096 -s 1148
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:3936
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1096 -s 1780
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:4068
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1096 -s 1900
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:2176
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1096 -s 1912
      2⤵
      • Suspicious use of NtCreateProcessExOtherParentProcess
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:2504

Network

        MITRE ATT&CK Enterprise v6

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        Downloads

        memory/1096-114-0x0000000002490000-0x0000000002491000-memory.dmp
        Download

        memory/1096-115-0x00000000029C0000-0x0000000002ADB000-memory.dmp
        Download

        memory/1096-116-0x0000000000400000-0x000000000057E000-memory.dmp
        Download