Analysis

  • max time kernel
    138s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-11-2024 00:35

General

  • Target

    74e2055e94f2fdb9641eae485f63be8a96190edbca72024a0bb834322418647b.exe

  • Size

    881KB

  • MD5

    3cc533df6ae503977ca90c53c1db0f9f

  • SHA1

    63c953be5bb951d94990d7bd257f10e333d242f5

  • SHA256

    74e2055e94f2fdb9641eae485f63be8a96190edbca72024a0bb834322418647b

  • SHA512

    f6bd98d850290aeb0577fbebfb6c79a78e7294943c164b415fe334eb6802ea9def76763c6cf86721e9d067e524afa8d50892def2b9973d98b40372031ed9422f

  • SSDEEP

    12288:u2sv+SGjpA3yKUUo6a/LnLrDIFfnObzNJcHk9SdYyFQTtWrx9jyGJgCTMogQlOio:u2xj1nDIFgb9SdbQTyuNHXQlqLCnYnJ

Malware Config

Extracted

Family

vipkeylogger

Signatures

  • VIPKeylogger

    VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

  • Vipkeylogger family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\74e2055e94f2fdb9641eae485f63be8a96190edbca72024a0bb834322418647b.exe
    "C:\Users\Admin\AppData\Local\Temp\74e2055e94f2fdb9641eae485f63be8a96190edbca72024a0bb834322418647b.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1856
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\74e2055e94f2fdb9641eae485f63be8a96190edbca72024a0bb834322418647b.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:400
    • C:\Users\Admin\AppData\Local\Temp\74e2055e94f2fdb9641eae485f63be8a96190edbca72024a0bb834322418647b.exe
      "C:\Users\Admin\AppData\Local\Temp\74e2055e94f2fdb9641eae485f63be8a96190edbca72024a0bb834322418647b.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1916

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_b2vvo0a5.hot.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/400-51-0x0000000007240000-0x00000000072D6000-memory.dmp

    Filesize

    600KB

  • memory/400-48-0x0000000007600000-0x0000000007C7A000-memory.dmp

    Filesize

    6.5MB

  • memory/400-59-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/400-56-0x00000000072E0000-0x00000000072E8000-memory.dmp

    Filesize

    32KB

  • memory/400-55-0x0000000007300000-0x000000000731A000-memory.dmp

    Filesize

    104KB

  • memory/400-54-0x0000000007200000-0x0000000007214000-memory.dmp

    Filesize

    80KB

  • memory/400-53-0x00000000071F0000-0x00000000071FE000-memory.dmp

    Filesize

    56KB

  • memory/400-52-0x00000000071C0000-0x00000000071D1000-memory.dmp

    Filesize

    68KB

  • memory/400-50-0x0000000007030000-0x000000000703A000-memory.dmp

    Filesize

    40KB

  • memory/400-49-0x0000000006FC0000-0x0000000006FDA000-memory.dmp

    Filesize

    104KB

  • memory/400-22-0x0000000005410000-0x0000000005476000-memory.dmp

    Filesize

    408KB

  • memory/400-34-0x0000000005D10000-0x0000000005D5C000-memory.dmp

    Filesize

    304KB

  • memory/400-32-0x0000000005540000-0x0000000005894000-memory.dmp

    Filesize

    3.3MB

  • memory/400-15-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/400-47-0x0000000006C90000-0x0000000006D33000-memory.dmp

    Filesize

    652KB

  • memory/400-17-0x00000000046E0000-0x0000000004716000-memory.dmp

    Filesize

    216KB

  • memory/400-19-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/400-18-0x0000000004DE0000-0x0000000005408000-memory.dmp

    Filesize

    6.2MB

  • memory/400-20-0x0000000004CD0000-0x0000000004CF2000-memory.dmp

    Filesize

    136KB

  • memory/400-21-0x0000000004D70000-0x0000000004DD6000-memory.dmp

    Filesize

    408KB

  • memory/400-46-0x0000000006C70000-0x0000000006C8E000-memory.dmp

    Filesize

    120KB

  • memory/400-36-0x0000000070720000-0x000000007076C000-memory.dmp

    Filesize

    304KB

  • memory/400-35-0x0000000006C30000-0x0000000006C62000-memory.dmp

    Filesize

    200KB

  • memory/400-33-0x0000000005C70000-0x0000000005C8E000-memory.dmp

    Filesize

    120KB

  • memory/1856-4-0x0000000004D60000-0x0000000004D6A000-memory.dmp

    Filesize

    40KB

  • memory/1856-1-0x0000000000260000-0x0000000000342000-memory.dmp

    Filesize

    904KB

  • memory/1856-2-0x0000000005290000-0x0000000005834000-memory.dmp

    Filesize

    5.6MB

  • memory/1856-3-0x0000000004D80000-0x0000000004E12000-memory.dmp

    Filesize

    584KB

  • memory/1856-14-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/1856-5-0x0000000004FF0000-0x000000000508C000-memory.dmp

    Filesize

    624KB

  • memory/1856-10-0x0000000008090000-0x000000000811E000-memory.dmp

    Filesize

    568KB

  • memory/1856-9-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/1856-0-0x0000000074CFE000-0x0000000074CFF000-memory.dmp

    Filesize

    4KB

  • memory/1856-8-0x0000000074CFE000-0x0000000074CFF000-memory.dmp

    Filesize

    4KB

  • memory/1856-7-0x0000000005200000-0x0000000005218000-memory.dmp

    Filesize

    96KB

  • memory/1856-6-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/1916-13-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/1916-16-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/1916-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/1916-60-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/1916-61-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/1916-62-0x0000000006BC0000-0x0000000006D82000-memory.dmp

    Filesize

    1.8MB

  • memory/1916-63-0x0000000006A50000-0x0000000006AA0000-memory.dmp

    Filesize

    320KB

  • memory/1916-64-0x00000000072C0000-0x00000000077EC000-memory.dmp

    Filesize

    5.2MB