Analysis

  • max time kernel
    119s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    29/08/2024, 10:10

General

  • Target

    3.exe

  • Size

    743KB

  • MD5

    e9f5c88ac891da1d0beccbd87d5e019d

  • SHA1

    f967099f11090fb9f8aada10189211c98b777a0d

  • SHA256

    9c6b53051039e6e3ada670ef5c591e69e3cadae46b3e78510cadb800d2379840

  • SHA512

    ebdfe47786bec52aaf399b35a174a05f5840d7897f85de979953b36f1611ebfe47744ab4e74dd77eefbb28525cebd64c8bfe5948ad842460c19907c649dcdb28

  • SSDEEP

    12288:COv5jKhsfoPA+yeVKUCUxP4C902bdRtJJPidw/3SKkypQquMKAWy:Cq5TfcdHj4fmb4a3SKaoR

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7339564661:AAFzTB6gEWMndjXYyD5LCn17UEBISRR8wDI/sendMessage?chat_id=6443825857

Signatures

  • VIPKeylogger

    VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 6 IoCs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • AutoIT Executable 3 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3.exe
    "C:\Users\Admin\AppData\Local\Temp\3.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2088
    • C:\Users\Admin\AppData\Local\extrorsal\Hymenophyllaceae.exe
      "C:\Users\Admin\AppData\Local\Temp\3.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:1408
      • C:\Windows\SysWOW64\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\3.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:2820

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    58KB

    MD5

    44086d7a46f74b283701e6ae5e9baee3

    SHA1

    b0a44d968b0cb91f4f4f2b87369e3f40cbb7e3e0

    SHA256

    f62211bd921aea032d47294694e68376002dacec12b8e6b44ebd3d9350043a15

    SHA512

    57b094bb14ab82b26c347c01cedffcbd7cc768e8ef1ef765767393a83af950f2fc9d14df2ce3934ed6858336d6e0dff8369a5be33714dc2c70ce78fbaa0c0026

  • \Users\Admin\AppData\Local\extrorsal\Hymenophyllaceae.exe

    Filesize

    743KB

    MD5

    e9f5c88ac891da1d0beccbd87d5e019d

    SHA1

    f967099f11090fb9f8aada10189211c98b777a0d

    SHA256

    9c6b53051039e6e3ada670ef5c591e69e3cadae46b3e78510cadb800d2379840

    SHA512

    ebdfe47786bec52aaf399b35a174a05f5840d7897f85de979953b36f1611ebfe47744ab4e74dd77eefbb28525cebd64c8bfe5948ad842460c19907c649dcdb28

  • memory/1408-41-0x0000000000A80000-0x0000000000C25000-memory.dmp

    Filesize

    1.6MB

  • memory/1408-21-0x0000000000A80000-0x0000000000C25000-memory.dmp

    Filesize

    1.6MB

  • memory/2088-0-0x0000000001390000-0x0000000001535000-memory.dmp

    Filesize

    1.6MB

  • memory/2088-17-0x0000000002C10000-0x0000000002DB5000-memory.dmp

    Filesize

    1.6MB

  • memory/2088-12-0x0000000000120000-0x0000000000124000-memory.dmp

    Filesize

    16KB

  • memory/2088-20-0x0000000001390000-0x0000000001535000-memory.dmp

    Filesize

    1.6MB

  • memory/2820-43-0x000000007490E000-0x000000007490F000-memory.dmp

    Filesize

    4KB

  • memory/2820-47-0x0000000000330000-0x000000000037E000-memory.dmp

    Filesize

    312KB

  • memory/2820-42-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/2820-37-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/2820-44-0x00000000002B0000-0x0000000000300000-memory.dmp

    Filesize

    320KB

  • memory/2820-45-0x0000000074900000-0x0000000074FEE000-memory.dmp

    Filesize

    6.9MB

  • memory/2820-46-0x0000000074900000-0x0000000074FEE000-memory.dmp

    Filesize

    6.9MB

  • memory/2820-39-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/2820-48-0x0000000074900000-0x0000000074FEE000-memory.dmp

    Filesize

    6.9MB

  • memory/2820-49-0x0000000074900000-0x0000000074FEE000-memory.dmp

    Filesize

    6.9MB

  • memory/2820-50-0x000000007490E000-0x000000007490F000-memory.dmp

    Filesize

    4KB

  • memory/2820-51-0x0000000074900000-0x0000000074FEE000-memory.dmp

    Filesize

    6.9MB

  • memory/2820-52-0x0000000074900000-0x0000000074FEE000-memory.dmp

    Filesize

    6.9MB

  • memory/2820-53-0x0000000074900000-0x0000000074FEE000-memory.dmp

    Filesize

    6.9MB