Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-12-2024 11:23

General

  • Target

    50e5353cf814e1f75d7c18a99c897670905b7e119d5d02cb532e0466819d68ba.exe

  • Size

    845KB

  • MD5

    cb523e6e862bd251045595ef012615d5

  • SHA1

    168a3053da5319d12f101fecba8eaeca666babc5

  • SHA256

    50e5353cf814e1f75d7c18a99c897670905b7e119d5d02cb532e0466819d68ba

  • SHA512

    1f86be31eb36ec759b892b58302c40b139c22c344c3fefea438b75ab10a945a27463f446286fe348a28e6517877b3db29a0984360b0b964fa0de787d9e598c55

  • SSDEEP

    12288:nGMMwy9EXX+8bKz539a3LSTJofJWADQR5+4hONdLW2miS7:wwFO8bKzp9aWTW0ADQR5bhO2f

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 behavior: GetForegroundWindowSpam 1 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\50e5353cf814e1f75d7c18a99c897670905b7e119d5d02cb532e0466819d68ba.exe
    "C:\Users\Admin\AppData\Local\Temp\50e5353cf814e1f75d7c18a99c897670905b7e119d5d02cb532e0466819d68ba.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:432
    • 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\50e5353cf814e1f75d7c18a99c897670905b7e119d5d02cb532e0466819d68ba.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2660
    • C:\Users\Admin\AppData\Local\Temp\50e5353cf814e1f75d7c18a99c897670905b7e119d5d02cb532e0466819d68ba.exe
      "C:\Users\Admin\AppData\Local\Temp\50e5353cf814e1f75d7c18a99c897670905b7e119d5d02cb532e0466819d68ba.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:3176

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_dhwx3tmp.auq.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/432-11-0x0000000008D10000-0x0000000008D9E000-memory.dmp

    Filesize

    568KB

  • memory/432-15-0x0000000074FF0000-0x00000000757A0000-memory.dmp

    Filesize

    7.7MB

  • memory/432-3-0x0000000005A80000-0x0000000005B12000-memory.dmp

    Filesize

    584KB

  • memory/432-4-0x0000000006540000-0x0000000006894000-memory.dmp

    Filesize

    3.3MB

  • memory/432-5-0x0000000074FF0000-0x00000000757A0000-memory.dmp

    Filesize

    7.7MB

  • memory/432-6-0x0000000005C10000-0x0000000005C1A000-memory.dmp

    Filesize

    40KB

  • memory/432-7-0x0000000005E00000-0x0000000005E9C000-memory.dmp

    Filesize

    624KB

  • memory/432-8-0x0000000008970000-0x000000000898E000-memory.dmp

    Filesize

    120KB

  • memory/432-9-0x0000000074FFE000-0x0000000074FFF000-memory.dmp

    Filesize

    4KB

  • memory/432-10-0x0000000074FF0000-0x00000000757A0000-memory.dmp

    Filesize

    7.7MB

  • memory/432-0-0x0000000074FFE000-0x0000000074FFF000-memory.dmp

    Filesize

    4KB

  • memory/432-1-0x0000000000F90000-0x000000000106A000-memory.dmp

    Filesize

    872KB

  • memory/432-2-0x0000000005F90000-0x0000000006534000-memory.dmp

    Filesize

    5.6MB

  • memory/2660-21-0x0000000074FF0000-0x00000000757A0000-memory.dmp

    Filesize

    7.7MB

  • memory/2660-36-0x0000000006750000-0x000000000679C000-memory.dmp

    Filesize

    304KB

  • memory/2660-18-0x0000000005800000-0x0000000005E28000-memory.dmp

    Filesize

    6.2MB

  • memory/2660-61-0x0000000074FF0000-0x00000000757A0000-memory.dmp

    Filesize

    7.7MB

  • memory/2660-19-0x0000000074FF0000-0x00000000757A0000-memory.dmp

    Filesize

    7.7MB

  • memory/2660-20-0x0000000005740000-0x0000000005762000-memory.dmp

    Filesize

    136KB

  • memory/2660-57-0x0000000007D80000-0x0000000007D9A000-memory.dmp

    Filesize

    104KB

  • memory/2660-23-0x0000000006090000-0x00000000060F6000-memory.dmp

    Filesize

    408KB

  • memory/2660-22-0x0000000006020000-0x0000000006086000-memory.dmp

    Filesize

    408KB

  • memory/2660-34-0x0000000006100000-0x0000000006454000-memory.dmp

    Filesize

    3.3MB

  • memory/2660-58-0x0000000007D60000-0x0000000007D68000-memory.dmp

    Filesize

    32KB

  • memory/2660-17-0x0000000074FF0000-0x00000000757A0000-memory.dmp

    Filesize

    7.7MB

  • memory/2660-35-0x0000000006710000-0x000000000672E000-memory.dmp

    Filesize

    120KB

  • memory/2660-16-0x0000000005160000-0x0000000005196000-memory.dmp

    Filesize

    216KB

  • memory/2660-48-0x0000000006D20000-0x0000000006D3E000-memory.dmp

    Filesize

    120KB

  • memory/2660-38-0x0000000070A20000-0x0000000070A6C000-memory.dmp

    Filesize

    304KB

  • memory/2660-37-0x0000000006CE0000-0x0000000006D12000-memory.dmp

    Filesize

    200KB

  • memory/2660-49-0x0000000007930000-0x00000000079D3000-memory.dmp

    Filesize

    652KB

  • memory/2660-51-0x0000000007A40000-0x0000000007A5A000-memory.dmp

    Filesize

    104KB

  • memory/2660-50-0x0000000008080000-0x00000000086FA000-memory.dmp

    Filesize

    6.5MB

  • memory/2660-52-0x0000000007AB0000-0x0000000007ABA000-memory.dmp

    Filesize

    40KB

  • memory/2660-53-0x0000000007CC0000-0x0000000007D56000-memory.dmp

    Filesize

    600KB

  • memory/2660-54-0x0000000007C40000-0x0000000007C51000-memory.dmp

    Filesize

    68KB

  • memory/2660-55-0x0000000007C70000-0x0000000007C7E000-memory.dmp

    Filesize

    56KB

  • memory/2660-56-0x0000000007C80000-0x0000000007C94000-memory.dmp

    Filesize

    80KB

  • memory/3176-14-0x0000000074FF0000-0x00000000757A0000-memory.dmp

    Filesize

    7.7MB

  • memory/3176-65-0x0000000007110000-0x000000000763C000-memory.dmp

    Filesize

    5.2MB

  • memory/3176-29-0x0000000074FF0000-0x00000000757A0000-memory.dmp

    Filesize

    7.7MB

  • memory/3176-62-0x0000000074FF0000-0x00000000757A0000-memory.dmp

    Filesize

    7.7MB

  • memory/3176-63-0x0000000006A10000-0x0000000006BD2000-memory.dmp

    Filesize

    1.8MB

  • memory/3176-64-0x00000000068B0000-0x0000000006900000-memory.dmp

    Filesize

    320KB

  • memory/3176-12-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3176-66-0x0000000074FF0000-0x00000000757A0000-memory.dmp

    Filesize

    7.7MB