Analysis

  • max time kernel
    142s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250610-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250610-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/07/2025, 06:52

General

  • Target

    Justificante de transferencia tu factura vencida..exe

  • Size

    888KB

  • MD5

    e12bbcb11abc7faa4f6a156c21fce991

  • SHA1

    c69004910181b98a6c71e122f7ed6bf01f651e29

  • SHA256

    2578b74797ceb0f5cd6b197cba3ab061737df53c550847984e963b38a565a479

  • SHA512

    9266d12f622e4598ee5c8dbbe59f11b7c0eb6960a5cea1dc2b35c4a4c096df73d6546959f4df973b1f9c576da7a67d7a2675f1d02739a630ed7bb4cb0213442f

  • SSDEEP

    24576:YgpkzANlgNJh4Eayu7OPSlvxHDx2OVbtLMrRqraV8y8TWf:9plYAMo0kvlDx2aorRqm8TO

Malware Config

Extracted

Family

vipkeylogger

Credentials

Signatures

  • Guloader family
  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • 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 and hide display window.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Blocklisted process makes network request 7 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 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 NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 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 10 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 23 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Justificante de transferencia tu factura vencida..exe
    "C:\Users\Admin\AppData\Local\Temp\Justificante de transferencia tu factura vencida..exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3024
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden "$Preconvention=gc -Raw 'C:\Users\Admin\AppData\Local\Temp\oekonomigruppen\hypobulic\Eksportindustrien.Pal';$Transitjfr=$Preconvention.SubString(55888,3);.$Transitjfr($Preconvention)"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2348
      • C:\Windows\SysWOW64\msiexec.exe
        "C:\Windows\SysWOW64\msiexec.exe"
        3⤵
        • Accesses Microsoft Outlook profiles
        • Blocklisted process makes network request
        • Suspicious use of NtCreateThreadExHideFromDebugger
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:5952

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kyklenth.pis.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • C:\Users\Admin\AppData\Local\Temp\oekonomigruppen\hypobulic\Eksportindustrien.Pal

          Filesize

          54KB

          MD5

          e9e3dfcb65a6f62522714916d1ccd491

          SHA1

          09319cafa05d6f9fb66e11c6ac3c41046b28e9e0

          SHA256

          7beab23f05657b7b773b6e6facccfcc81bdde6bbc7a23c435b4a5b8e94674e2e

          SHA512

          df3999ee5e66db05047989d1c50546bf256bab29bf850985bf89de3aef9b7a3445c7ac1db199a8b22e6b347f0db6e2fc813770b67c14dcc8d12ef4e72332f055

        • C:\Users\Admin\AppData\Local\Temp\oekonomigruppen\hypobulic\arvedes.Nyf33

          Filesize

          448KB

          MD5

          8c80a13732d45071571df9823c5a3b05

          SHA1

          69f7cc41cf25edaa2eb1806a8e2e482f15e703ad

          SHA256

          aaaec700572fd61655c09d3641aee022620237bcef2b96171e52a40e7a4a62e3

          SHA512

          54c218a59363f617e50c4b8f3aeb0a8823bb57e2c0861fc9147590680022df86f7331db2fc5b68938b93c0ef0bc29737b3e1a97b763bcb50170a3a18b058c8a5

        • memory/2348-155-0x0000000004C70000-0x0000000004C80000-memory.dmp

          Filesize

          64KB

        • memory/2348-156-0x0000000002730000-0x0000000002766000-memory.dmp

          Filesize

          216KB

        • memory/2348-157-0x0000000004C70000-0x0000000004C80000-memory.dmp

          Filesize

          64KB

        • memory/2348-158-0x00000000052B0000-0x00000000058D8000-memory.dmp

          Filesize

          6.2MB

        • memory/2348-159-0x0000000005090000-0x00000000050B2000-memory.dmp

          Filesize

          136KB

        • memory/2348-160-0x0000000005230000-0x0000000005296000-memory.dmp

          Filesize

          408KB

        • memory/2348-161-0x00000000059E0000-0x0000000005A46000-memory.dmp

          Filesize

          408KB

        • memory/2348-171-0x0000000005A50000-0x0000000005DA4000-memory.dmp

          Filesize

          3.3MB

        • memory/2348-172-0x0000000006050000-0x000000000606E000-memory.dmp

          Filesize

          120KB

        • memory/2348-173-0x0000000006090000-0x00000000060DC000-memory.dmp

          Filesize

          304KB

        • memory/2348-174-0x00000000065C0000-0x0000000006656000-memory.dmp

          Filesize

          600KB

        • memory/2348-175-0x0000000006550000-0x000000000656A000-memory.dmp

          Filesize

          104KB

        • memory/2348-176-0x0000000007020000-0x0000000007042000-memory.dmp

          Filesize

          136KB

        • memory/2348-177-0x00000000077B0000-0x0000000007D54000-memory.dmp

          Filesize

          5.6MB

        • memory/2348-179-0x00000000083E0000-0x0000000008A5A000-memory.dmp

          Filesize

          6.5MB

        • memory/2348-180-0x000000007F340000-0x000000007F350000-memory.dmp

          Filesize

          64KB

        • memory/2348-181-0x0000000007450000-0x0000000007482000-memory.dmp

          Filesize

          200KB

        • memory/2348-182-0x000000006F740000-0x000000006F78C000-memory.dmp

          Filesize

          304KB

        • memory/2348-193-0x0000000004C70000-0x0000000004C80000-memory.dmp

          Filesize

          64KB

        • memory/2348-194-0x0000000007490000-0x00000000074AE000-memory.dmp

          Filesize

          120KB

        • memory/2348-192-0x0000000004C70000-0x0000000004C80000-memory.dmp

          Filesize

          64KB

        • memory/2348-195-0x00000000074C0000-0x0000000007563000-memory.dmp

          Filesize

          652KB

        • memory/2348-196-0x00000000075C0000-0x00000000075CA000-memory.dmp

          Filesize

          40KB

        • memory/2348-197-0x0000000007720000-0x0000000007731000-memory.dmp

          Filesize

          68KB

        • memory/2348-198-0x0000000007760000-0x000000000776E000-memory.dmp

          Filesize

          56KB

        • memory/2348-199-0x0000000007770000-0x0000000007784000-memory.dmp

          Filesize

          80KB

        • memory/2348-200-0x0000000007D80000-0x0000000007D9A000-memory.dmp

          Filesize

          104KB

        • memory/2348-201-0x00000000077A0000-0x00000000077A8000-memory.dmp

          Filesize

          32KB

        • memory/2348-202-0x0000000007DD0000-0x0000000007DFA000-memory.dmp

          Filesize

          168KB

        • memory/2348-203-0x0000000007E00000-0x0000000007E24000-memory.dmp

          Filesize

          144KB

        • memory/2348-204-0x0000000004C70000-0x0000000004C80000-memory.dmp

          Filesize

          64KB

        • memory/2348-206-0x0000000004C70000-0x0000000004C80000-memory.dmp

          Filesize

          64KB

        • memory/2348-208-0x0000000007EC0000-0x0000000007EC2000-memory.dmp

          Filesize

          8KB

        • memory/2348-209-0x0000000008A60000-0x000000000988F000-memory.dmp

          Filesize

          14.2MB

        • memory/2348-210-0x0000000004C70000-0x0000000004C80000-memory.dmp

          Filesize

          64KB

        • memory/2348-211-0x0000000008A60000-0x000000000988F000-memory.dmp

          Filesize

          14.2MB

        • memory/2348-212-0x0000000004C70000-0x0000000004C80000-memory.dmp

          Filesize

          64KB

        • memory/2348-213-0x000000007F340000-0x000000007F350000-memory.dmp

          Filesize

          64KB

        • memory/2348-215-0x0000000004C70000-0x0000000004C80000-memory.dmp

          Filesize

          64KB

        • memory/2348-214-0x0000000004C70000-0x0000000004C80000-memory.dmp

          Filesize

          64KB

        • memory/2348-216-0x0000000004C70000-0x0000000004C80000-memory.dmp

          Filesize

          64KB

        • memory/2348-217-0x0000000004C70000-0x0000000004C80000-memory.dmp

          Filesize

          64KB

        • memory/2348-218-0x0000000007EC0000-0x0000000007EC2000-memory.dmp

          Filesize

          8KB

        • memory/2348-220-0x0000000008A60000-0x000000000988F000-memory.dmp

          Filesize

          14.2MB

        • memory/5952-230-0x00000000012F0000-0x0000000002544000-memory.dmp

          Filesize

          18.3MB

        • memory/5952-231-0x00000000012F0000-0x0000000002544000-memory.dmp

          Filesize

          18.3MB

        • memory/5952-232-0x00000000012F0000-0x0000000001332000-memory.dmp

          Filesize

          264KB

        • memory/5952-233-0x0000000021480000-0x000000002151C000-memory.dmp

          Filesize

          624KB

        • memory/5952-234-0x00000000220E0000-0x00000000222A2000-memory.dmp

          Filesize

          1.8MB

        • memory/5952-235-0x0000000021860000-0x00000000218B0000-memory.dmp

          Filesize

          320KB

        • memory/5952-237-0x00000000219B0000-0x0000000021A42000-memory.dmp

          Filesize

          584KB

        • memory/5952-238-0x0000000021950000-0x000000002195A000-memory.dmp

          Filesize

          40KB