Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-01-2025 13:53

General

  • Target

    payment reciept.pdf.exe

  • Size

    507KB

  • MD5

    0517a7b49af5d833776cff01c762dd3e

  • SHA1

    4ae94d61c16cca31050d0cbe1a4a739610a242be

  • SHA256

    924f984282e8cdcc20d74a26af3f94488c0a5a22c153dd6ed1f6b5e4deaac1f2

  • SHA512

    ed2325f5d7c2d765a1cf208533862354ea8321e6b0a34c274bbd530445457498e613e37316f0ed7c71038d4461c3b52169236da642d0aca38562502ef42ae73c

  • SSDEEP

    12288:HYV6MorX7qzuC3QHO9FQVHPF51jgcHiy+rJxPYXq:UBXu9HGaVH4rJ0q

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    aa209bmt

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
  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • 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.

  • AutoIT Executable 2 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • 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 2 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\payment reciept.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\payment reciept.pdf.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2868
    • C:\Users\Admin\AppData\Local\robustuous\Fonda.exe
      "C:\Users\Admin\AppData\Local\Temp\payment reciept.pdf.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:3092
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Users\Admin\AppData\Local\Temp\payment reciept.pdf.exe"
        3⤵
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:1424

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\fascinatress

    Filesize

    56KB

    MD5

    4c4dd961fc31b29cc8b49f1bc2d140cb

    SHA1

    cfdc576168d7383d9d08e5838bee4d0957e22833

    SHA256

    5a7d43d0de5d6d88be2ed17b88431b8946b83b5cedb72886e4aae91a73014485

    SHA512

    97763d096a043646be1b7429c1aaa5d8c40ecbae262dc8963483b112b2ae154f791e5c08bfd59a34cbb748ea3f0ed166c8a70ff5031cccec33a9ef8e2eb5a650

  • C:\Users\Admin\AppData\Local\Temp\pyogenesis

    Filesize

    271KB

    MD5

    8f7e8494cc0be5f33cf23b56c8570897

    SHA1

    62aece94372f7c74dbe8f05e732470f2ce44d823

    SHA256

    02ef2ad0a39fad0d121653815d2660fec32b357fc2ccb8018e5b67d294c188ed

    SHA512

    f55c29c59373371cc0e3dedd03112327c598f7c5d0f0d693f397beea6d85349674d5de928d51662bd7a155a4d236e85e021139ded8d69be96cba77fa0734aaa8

  • C:\Users\Admin\AppData\Local\robustuous\Fonda.exe

    Filesize

    507KB

    MD5

    0517a7b49af5d833776cff01c762dd3e

    SHA1

    4ae94d61c16cca31050d0cbe1a4a739610a242be

    SHA256

    924f984282e8cdcc20d74a26af3f94488c0a5a22c153dd6ed1f6b5e4deaac1f2

    SHA512

    ed2325f5d7c2d765a1cf208533862354ea8321e6b0a34c274bbd530445457498e613e37316f0ed7c71038d4461c3b52169236da642d0aca38562502ef42ae73c

  • memory/1424-38-0x0000000073CAE000-0x0000000073CAF000-memory.dmp

    Filesize

    4KB

  • memory/1424-40-0x0000000004C80000-0x0000000004D1C000-memory.dmp

    Filesize

    624KB

  • memory/1424-48-0x00000000062C0000-0x00000000062CA000-memory.dmp

    Filesize

    40KB

  • memory/1424-47-0x0000000006360000-0x00000000063F2000-memory.dmp

    Filesize

    584KB

  • memory/1424-46-0x00000000067F0000-0x0000000006D1C000-memory.dmp

    Filesize

    5.2MB

  • memory/1424-35-0x0000000000600000-0x000000000064A000-memory.dmp

    Filesize

    296KB

  • memory/1424-45-0x0000000005F80000-0x0000000005FD0000-memory.dmp

    Filesize

    320KB

  • memory/1424-44-0x00000000060F0000-0x00000000062B2000-memory.dmp

    Filesize

    1.8MB

  • memory/1424-39-0x0000000005230000-0x00000000057D4000-memory.dmp

    Filesize

    5.6MB

  • memory/1424-43-0x0000000073CA0000-0x0000000074450000-memory.dmp

    Filesize

    7.7MB

  • memory/1424-41-0x0000000073CA0000-0x0000000074450000-memory.dmp

    Filesize

    7.7MB

  • memory/1424-42-0x0000000073CAE000-0x0000000073CAF000-memory.dmp

    Filesize

    4KB

  • memory/2868-17-0x0000000000B80000-0x0000000000CAB000-memory.dmp

    Filesize

    1.2MB

  • memory/2868-0-0x0000000000B80000-0x0000000000CAB000-memory.dmp

    Filesize

    1.2MB

  • memory/2868-12-0x0000000000F80000-0x0000000001380000-memory.dmp

    Filesize

    4.0MB

  • memory/3092-37-0x0000000000A50000-0x0000000000B7B000-memory.dmp

    Filesize

    1.2MB

  • memory/3092-33-0x0000000000C40000-0x0000000001040000-memory.dmp

    Filesize

    4.0MB

  • memory/3092-18-0x0000000000A50000-0x0000000000B7B000-memory.dmp

    Filesize

    1.2MB