Analysis

  • max time kernel
    182s
  • max time network
    208s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-01-2025 10:39

General

  • Target

    Outstanding Payment.exe

  • Size

    853KB

  • MD5

    1a2ef5b0b6ab1ea56601fc640c595154

  • SHA1

    1825fdeb18bcb4ad7f593be9d95fdcd5455134a7

  • SHA256

    6ee0bd1b50c4c20ec2ef009293c5835b527099b2e8890b374241f63263fbfc12

  • SHA512

    483f8a4f6b5e82b48b4fa69226dd3aa07bf55b9a0ccf09bd1fea22e49b48979ddc853bafec4653286d079441fc230541b531d2c56a036b7b62b7a2fea0375fc7

  • SSDEEP

    12288:BOq4E6mfJiLl95WcbQkpClSLw2stXgMBz5Nof5Nvexz3Ry1RxU3iExQ6S/RJIzYR:QEkDXpClUuQSwNGvKzunW6SZ0+

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    wVCMFq@2wVCMFq@2

Extracted

Family

vipkeylogger

Credentials

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 3 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 4 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Outstanding Payment.exe
    "C:\Users\Admin\AppData\Local\Temp\Outstanding Payment.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:2352
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ZXoukchYat.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3524
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZXoukchYat" /XML "C:\Users\Admin\AppData\Local\Temp\tmp328.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3104
    • C:\Users\Admin\AppData\Local\Temp\Outstanding Payment.exe
      "C:\Users\Admin\AppData\Local\Temp\Outstanding Payment.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2236

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hnh4v5zn.qp2.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp328.tmp

    Filesize

    1KB

    MD5

    b9f3b2886a67b63cc08f68c8c0827800

    SHA1

    fd593ff88500dfeb7c31de0d94583d9618e8e9ca

    SHA256

    2afb7d1d4cec076d55eca9a003ee60e742a024a64f1f9a1ac26bfd19ab882c24

    SHA512

    b5f7e0f39f252caaa8faaad41e68f6f615ef48909d45167bce09e7cb039a431cb560b639dfaae5ff7bd0abd5a8857bb73ba78a8e2858796f4eea5ae599551fa2

  • memory/2236-68-0x00000000071B0000-0x00000000076DC000-memory.dmp

    Filesize

    5.2MB

  • memory/2236-36-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/2236-65-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/2236-66-0x0000000006AB0000-0x0000000006C72000-memory.dmp

    Filesize

    1.8MB

  • memory/2236-24-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2236-67-0x0000000006930000-0x0000000006980000-memory.dmp

    Filesize

    320KB

  • memory/2352-5-0x0000000005330000-0x000000000533A000-memory.dmp

    Filesize

    40KB

  • memory/2352-9-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/2352-10-0x00000000066E0000-0x000000000676E000-memory.dmp

    Filesize

    568KB

  • memory/2352-8-0x0000000074CDE000-0x0000000074CDF000-memory.dmp

    Filesize

    4KB

  • memory/2352-7-0x0000000005740000-0x000000000575C000-memory.dmp

    Filesize

    112KB

  • memory/2352-6-0x0000000005540000-0x00000000055DC000-memory.dmp

    Filesize

    624KB

  • memory/2352-4-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/2352-3-0x0000000005260000-0x00000000052F2000-memory.dmp

    Filesize

    584KB

  • memory/2352-37-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/2352-2-0x0000000005950000-0x0000000005EF4000-memory.dmp

    Filesize

    5.6MB

  • memory/2352-0-0x0000000074CDE000-0x0000000074CDF000-memory.dmp

    Filesize

    4KB

  • memory/2352-1-0x0000000000800000-0x00000000008DA000-memory.dmp

    Filesize

    872KB

  • memory/3524-23-0x0000000005C70000-0x0000000005CD6000-memory.dmp

    Filesize

    408KB

  • memory/3524-55-0x0000000007640000-0x000000000764A000-memory.dmp

    Filesize

    40KB

  • memory/3524-22-0x0000000005B10000-0x0000000005B76000-memory.dmp

    Filesize

    408KB

  • memory/3524-21-0x00000000052E0000-0x0000000005302000-memory.dmp

    Filesize

    136KB

  • memory/3524-20-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/3524-38-0x0000000006290000-0x00000000062AE000-memory.dmp

    Filesize

    120KB

  • memory/3524-39-0x00000000067E0000-0x000000000682C000-memory.dmp

    Filesize

    304KB

  • memory/3524-40-0x00000000068A0000-0x00000000068D2000-memory.dmp

    Filesize

    200KB

  • memory/3524-41-0x00000000712A0000-0x00000000712EC000-memory.dmp

    Filesize

    304KB

  • memory/3524-51-0x0000000006870000-0x000000000688E000-memory.dmp

    Filesize

    120KB

  • memory/3524-52-0x00000000074B0000-0x0000000007553000-memory.dmp

    Filesize

    652KB

  • memory/3524-53-0x0000000007C10000-0x000000000828A000-memory.dmp

    Filesize

    6.5MB

  • memory/3524-54-0x00000000075D0000-0x00000000075EA000-memory.dmp

    Filesize

    104KB

  • memory/3524-34-0x0000000005DE0000-0x0000000006134000-memory.dmp

    Filesize

    3.3MB

  • memory/3524-56-0x0000000007850000-0x00000000078E6000-memory.dmp

    Filesize

    600KB

  • memory/3524-57-0x00000000077D0000-0x00000000077E1000-memory.dmp

    Filesize

    68KB

  • memory/3524-58-0x0000000007800000-0x000000000780E000-memory.dmp

    Filesize

    56KB

  • memory/3524-59-0x0000000007810000-0x0000000007824000-memory.dmp

    Filesize

    80KB

  • memory/3524-60-0x0000000007910000-0x000000000792A000-memory.dmp

    Filesize

    104KB

  • memory/3524-61-0x00000000078F0000-0x00000000078F8000-memory.dmp

    Filesize

    32KB

  • memory/3524-64-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/3524-19-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/3524-18-0x0000000005470000-0x0000000005A98000-memory.dmp

    Filesize

    6.2MB

  • memory/3524-16-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/3524-15-0x0000000002A10000-0x0000000002A46000-memory.dmp

    Filesize

    216KB