Analysis

  • max time kernel
    68s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    10/10/2024, 13:13

General

  • Target
    New Purchase Order Ref#0012573.exe
  • Size 877KB
  • Sample241010-qf3f1sseqk
  • SHA256 470733344bb4e563a0b482efd18cf1f643808164c1093b9eea60e6eb0f40127c
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • vipkeylogger

Credentials

Signatures

  • VIPKeylogger

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

  • 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 1 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.

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\New Purchase Order Ref#0012573.exe
    "C:\Users\Admin\AppData\Local\Temp\New Purchase Order Ref#0012573.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2412
    • C:\Users\Admin\AppData\Local\Temp\New Purchase Order Ref#0012573.exe
      "C:\Users\Admin\AppData\Local\Temp\New Purchase Order Ref#0012573.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:2160

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        memory/2160-9-0x0000000000400000-0x0000000000448000-memory.dmp

        memory/2160-19-0x0000000000400000-0x0000000000448000-memory.dmp

        memory/2160-26-0x0000000074720000-0x0000000074E0E000-memory.dmp

        memory/2160-25-0x0000000074720000-0x0000000074E0E000-memory.dmp

        memory/2160-24-0x0000000074720000-0x0000000074E0E000-memory.dmp

        memory/2160-17-0x0000000000400000-0x0000000000448000-memory.dmp

        memory/2160-11-0x0000000000400000-0x0000000000448000-memory.dmp

        memory/2160-7-0x0000000000400000-0x0000000000448000-memory.dmp

        memory/2160-21-0x0000000000400000-0x0000000000448000-memory.dmp

        memory/2160-13-0x0000000000400000-0x0000000000448000-memory.dmp

        memory/2160-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        memory/2160-22-0x0000000074720000-0x0000000074E0E000-memory.dmp

        memory/2412-5-0x0000000074720000-0x0000000074E0E000-memory.dmp

        memory/2412-1-0x00000000011B0000-0x0000000001292000-memory.dmp

        memory/2412-6-0x0000000005360000-0x0000000005400000-memory.dmp

        memory/2412-0-0x000000007472E000-0x000000007472F000-memory.dmp

        memory/2412-23-0x0000000074720000-0x0000000074E0E000-memory.dmp

        memory/2412-4-0x000000007472E000-0x000000007472F000-memory.dmp

        memory/2412-3-0x0000000000520000-0x0000000000532000-memory.dmp

        memory/2412-2-0x0000000074720000-0x0000000074E0E000-memory.dmp