Analysis

  • max time kernel
    102s
  • max time network
    105s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250619-en
  • resource tags

    arch:x64arch:x86image:win11-20250619-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    30/06/2025, 17:42

General

  • Target

    Solicitud de Cotización – Orden de Compra 099322.exe

  • Size

    702KB

  • MD5

    43c1f601076e43b78ed1202ddfb745bb

  • SHA1

    5ee0a8e87be2c19b06de3d65be078eb54c46f9e9

  • SHA256

    5d260ab0a4bc8f99007f1cf76420599dcee8e77fc0e6e201630f7b2ec824f085

  • SHA512

    e7fd935981ead4fb67ca992464606d0831d130663aea5558043b5e998d638e0b95d15f8ca0fd9d13671e6015e1cbbf2a0261eba0de78d979729cced36f1cb05b

  • SSDEEP

    12288:gkBjuTwZD0xZ3Cp8DdsaDXgIr/4Hj3zS9pi/RH6M7wLe7GogUnBoxbdBEMUHWmfP:WIDWI6Dqv+/iUw/R67snBoxbHBUHWmFR

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7901121612:AAG7DLzxye05Agd-gUc06CyuLeOjXBQ6NiM/sendMessage?chat_id=7372765179

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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Solicitud de Cotización – Orden de Compra 099322.exe
    "C:\Users\Admin\AppData\Local\Temp\Solicitud de Cotización – Orden de Compra 099322.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1932
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\Coxxln.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5508
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\Coxxln" /XML "C:\Users\Admin\AppData\Local\Temp\tmp75AD.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:572
    • C:\Users\Admin\AppData\Local\Temp\Solicitud de Cotización – Orden de Compra 099322.exe
      "C:\Users\Admin\AppData\Local\Temp\Solicitud de Cotización – Orden de Compra 099322.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3356
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3356 -s 820
        3⤵
        • Program crash
        PID:780
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3356 -ip 3356
    1⤵
      PID:4132

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_stk41b0d.1zd.ps1

            Filesize

            60B

            MD5

            d17fe0a3f47be24a6453e9ef58c94641

            SHA1

            6ab83620379fc69f80c0242105ddffd7d98d5d9d

            SHA256

            96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

            SHA512

            5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

          • C:\Users\Admin\AppData\Local\Temp\tmp75AD.tmp

            Filesize

            1KB

            MD5

            c7e86ed97554388e55b95eb28992923a

            SHA1

            e55b9a725d41ce769917ea8c285643a2022f8c9d

            SHA256

            cd4095b9c3c98594c61cb368f9a1d9a2c5884cb3732f90d757950e4488f74781

            SHA512

            4700e9633ec712b4cdcd42e6b7b1f4818496bcb7cf6de3b54f911726f6cc22e6902ac7c9566ce8a2dfc603503768b8a2246bff1a502b4add48cd3fd6c0424b03

          • memory/1932-8-0x0000000007CB0000-0x0000000007D44000-memory.dmp

            Filesize

            592KB

          • memory/1932-4-0x0000000004EA0000-0x0000000004EAA000-memory.dmp

            Filesize

            40KB

          • memory/1932-5-0x00000000051A0000-0x000000000523C000-memory.dmp

            Filesize

            624KB

          • memory/1932-6-0x0000000005080000-0x0000000005090000-memory.dmp

            Filesize

            64KB

          • memory/1932-7-0x00000000050A0000-0x00000000050B0000-memory.dmp

            Filesize

            64KB

          • memory/1932-0-0x0000000000340000-0x00000000003F6000-memory.dmp

            Filesize

            728KB

          • memory/1932-1-0x0000000005470000-0x0000000005A16000-memory.dmp

            Filesize

            5.6MB

          • memory/1932-3-0x00000000050A0000-0x00000000050B0000-memory.dmp

            Filesize

            64KB

          • memory/1932-2-0x0000000004EC0000-0x0000000004F52000-memory.dmp

            Filesize

            584KB

          • memory/3356-17-0x0000000000400000-0x0000000000448000-memory.dmp

            Filesize

            288KB

          • memory/5508-31-0x00000000061B0000-0x00000000061CE000-memory.dmp

            Filesize

            120KB

          • memory/5508-43-0x00000000073C0000-0x00000000073DE000-memory.dmp

            Filesize

            120KB

          • memory/5508-19-0x0000000005310000-0x0000000005332000-memory.dmp

            Filesize

            136KB

          • memory/5508-20-0x0000000005B80000-0x0000000005BE6000-memory.dmp

            Filesize

            408KB

          • memory/5508-30-0x0000000005D90000-0x00000000060E7000-memory.dmp

            Filesize

            3.3MB

          • memory/5508-13-0x0000000004D30000-0x0000000004D66000-memory.dmp

            Filesize

            216KB

          • memory/5508-14-0x0000000004CE0000-0x0000000004CF0000-memory.dmp

            Filesize

            64KB

          • memory/5508-21-0x0000000005CA0000-0x0000000005D06000-memory.dmp

            Filesize

            408KB

          • memory/5508-32-0x00000000061E0000-0x000000000622C000-memory.dmp

            Filesize

            304KB

          • memory/5508-33-0x0000000007180000-0x00000000071B4000-memory.dmp

            Filesize

            208KB

          • memory/5508-34-0x00000000708D0000-0x000000007091C000-memory.dmp

            Filesize

            304KB

          • memory/5508-16-0x00000000053A0000-0x00000000059CA000-memory.dmp

            Filesize

            6.2MB

          • memory/5508-44-0x00000000073E0000-0x0000000007484000-memory.dmp

            Filesize

            656KB

          • memory/5508-45-0x0000000007B50000-0x00000000081CA000-memory.dmp

            Filesize

            6.5MB

          • memory/5508-46-0x0000000007500000-0x000000000751A000-memory.dmp

            Filesize

            104KB

          • memory/5508-47-0x0000000007580000-0x000000000758A000-memory.dmp

            Filesize

            40KB

          • memory/5508-48-0x0000000007790000-0x0000000007826000-memory.dmp

            Filesize

            600KB

          • memory/5508-49-0x0000000007710000-0x0000000007721000-memory.dmp

            Filesize

            68KB

          • memory/5508-50-0x0000000007740000-0x000000000774E000-memory.dmp

            Filesize

            56KB

          • memory/5508-51-0x0000000007750000-0x0000000007765000-memory.dmp

            Filesize

            84KB

          • memory/5508-52-0x0000000007850000-0x000000000786A000-memory.dmp

            Filesize

            104KB

          • memory/5508-53-0x0000000007840000-0x0000000007848000-memory.dmp

            Filesize

            32KB