Analysis

  • max time kernel
    107s
  • max time network
    109s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/10/2024, 02:17

General

  • Target
    PF294-SN1-0635 INVOICE (11.10.2024)Scan.exe
  • Size 658KB
  • Sample241014-cqs4fazgmn
  • SHA256 a8df982edcb9f1d9f1d11981d019ebead23c27581ca2e0a1c5bea892a35e74b2
  • 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.

  • Drops startup file 2 IoCs
  • 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.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PF294-SN1-0635 INVOICE (11.10.2024)Scan.exe
    "C:\Users\Admin\AppData\Local\Temp\PF294-SN1-0635 INVOICE (11.10.2024)Scan.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2576
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
      "Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\PF294-SN1-0635 INVOICE (11.10.2024)Scan.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe'
      2⤵
      • Drops startup file
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2080
    • C:\Users\Admin\AppData\Local\Temp\PF294-SN1-0635 INVOICE (11.10.2024)Scan.exe
      "C:\Users\Admin\AppData\Local\Temp\PF294-SN1-0635 INVOICE (11.10.2024)Scan.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:3212

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        __PSScriptPolicyTest_ulsshffl.ksl.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ulsshffl.ksl.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512

        memory/2080-16-0x00000000055D0000-0x0000000005636000-memory.dmp

        memory/2080-31-0x0000000006C00000-0x0000000006C96000-memory.dmp

        memory/2080-37-0x0000000074660000-0x0000000074E10000-memory.dmp

        memory/2080-33-0x00000000060B0000-0x00000000060D2000-memory.dmp

        memory/2080-32-0x0000000006030000-0x000000000604A000-memory.dmp

        memory/2080-15-0x00000000054F0000-0x0000000005556000-memory.dmp

        memory/2080-30-0x0000000006100000-0x000000000614C000-memory.dmp

        memory/2080-8-0x0000000002290000-0x00000000022C6000-memory.dmp

        memory/2080-9-0x0000000074660000-0x0000000074E10000-memory.dmp

        memory/2080-10-0x0000000074660000-0x0000000074E10000-memory.dmp

        memory/2080-11-0x0000000004D20000-0x0000000005348000-memory.dmp

        memory/2080-29-0x0000000005B90000-0x0000000005BAE000-memory.dmp

        memory/2080-13-0x0000000004BD0000-0x0000000004BF2000-memory.dmp

        memory/2080-27-0x0000000005640000-0x0000000005994000-memory.dmp

        memory/2576-5-0x0000000004F30000-0x0000000004F3A000-memory.dmp

        memory/2576-39-0x0000000074660000-0x0000000074E10000-memory.dmp

        memory/2576-1-0x0000000000430000-0x00000000004DA000-memory.dmp

        memory/2576-4-0x0000000074660000-0x0000000074E10000-memory.dmp

        memory/2576-0-0x000000007466E000-0x000000007466F000-memory.dmp

        memory/2576-38-0x000000007466E000-0x000000007466F000-memory.dmp

        memory/2576-12-0x0000000004F80000-0x0000000004F88000-memory.dmp

        memory/2576-2-0x0000000005260000-0x0000000005804000-memory.dmp

        memory/2576-3-0x0000000004D90000-0x0000000004E22000-memory.dmp

        memory/2576-6-0x0000000005020000-0x0000000005098000-memory.dmp

        memory/2576-7-0x0000000005140000-0x00000000051DC000-memory.dmp

        memory/3212-23-0x0000000074660000-0x0000000074E10000-memory.dmp

        memory/3212-28-0x0000000074660000-0x0000000074E10000-memory.dmp

        memory/3212-14-0x0000000000400000-0x0000000000448000-memory.dmp

        memory/3212-40-0x0000000074660000-0x0000000074E10000-memory.dmp

        memory/3212-41-0x0000000006F10000-0x00000000070D2000-memory.dmp

        memory/3212-42-0x0000000006D90000-0x0000000006DE0000-memory.dmp