Analysis

  • max time kernel
    149s
  • max time network
    105s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250610-en
  • resource tags

    arch:x64arch:x86image:win11-20250610-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    11/05/2026, 08:27

General

  • Target
    2026-05-11_15b747808cf4341c67e27f18f319bea4_elex_mimic_pay2key_wannacry.exe
  • Size 17.2MB
  • Sample260511-kcktxadt4x
  • SHA256 446fda0e27f236057ce5c6720c00da778b1ddd51ee78eaaf127f3ce754fc623b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: DonutLoader

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

  • Detects DonutLoader 1 IoCs
  • Custom signature
    Detect binaries embedding considerable number of MFA browser extension IDs. 1 IoCs
  • Custom signature
    Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 1 IoCs
  • Custom signature
    Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 2 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Drops startup file 1 IoCs
  • Executes dropped EXE 8 IoCs
  • Loads dropped DLL 5 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 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 NtSetInformationThreadHideFromDebugger 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

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

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-11_15b747808cf4341c67e27f18f319bea4_elex_mimic_pay2key_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-11_15b747808cf4341c67e27f18f319bea4_elex_mimic_pay2key_wannacry.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4132
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\main\main.bat" /S"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:244
      • C:\Windows\system32\mode.com
        mode 65,10
        3⤵
          PID:3440
        • C:\Users\Admin\AppData\Local\Temp\main\7z.exe
          7z.exe e file.zip -p1395114089652129610602112253 -oextracted
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of AdjustPrivilegeToken
          PID:4792
        • C:\Users\Admin\AppData\Local\Temp\main\7z.exe
          7z.exe e extracted/file_4.zip -oextracted
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of AdjustPrivilegeToken
          PID:4624
        • C:\Users\Admin\AppData\Local\Temp\main\7z.exe
          7z.exe e extracted/file_3.zip -oextracted
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of AdjustPrivilegeToken
          PID:5492
        • C:\Users\Admin\AppData\Local\Temp\main\7z.exe
          7z.exe e extracted/file_2.zip -oextracted
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of AdjustPrivilegeToken
          PID:5484
        • C:\Users\Admin\AppData\Local\Temp\main\7z.exe
          7z.exe e extracted/file_1.zip -oextracted
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of AdjustPrivilegeToken
          PID:4888
        • C:\Windows\system32\attrib.exe
          attrib +H "Updater.exe"
          3⤵
          • Views/modifies file attributes
          PID:5032
        • C:\Users\Admin\AppData\Local\Temp\main\Updater.exe
          "Updater.exe"
          3⤵
          • Drops startup file
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:5064
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
            4⤵
              PID:5000
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe"
              4⤵
                PID:744
              • C:\Windows\System32\cmd.exe
                "C:\Windows\System32\cmd.exe" /c powershell -C "Add-MpPreference -ExclusionExtension '.exe' -EA 0"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:1860
                • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                  powershell -C "Add-MpPreference -ExclusionExtension '.exe' -EA 0"
                  5⤵
                  • Command and Scripting Interpreter: PowerShell
                  • Suspicious use of AdjustPrivilegeToken
                  PID:2188
              • C:\Users\Admin\AppData\Local\MpDefenderCoreFolder\CoreWorker_uAiDssFFiZsYbQu.exe
                "C:\Users\Admin\AppData\Local\MpDefenderCoreFolder\CoreWorker_uAiDssFFiZsYbQu.exe"
                4⤵
                • Executes dropped EXE
                • Adds Run key to start application
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                PID:5264
                • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -ExecutionPolicy Bypass -Command " $action = New-ScheduledTaskAction -Execute 'C:\Users\Admin\AppData\Local\MpDefenderCoreFolder\CoreWorker_uAiDssFFiZsYbQu.exe' $trigger = New-ScheduledTaskTrigger -AtLogOn Register-ScheduledTask -Action $action -Trigger $trigger -TaskName 'CoreWorker_uAiDssFFiZsYbQu-744' -RunLevel Highest "
                  5⤵
                  • Command and Scripting Interpreter: PowerShell
                  • Suspicious use of AdjustPrivilegeToken
                  PID:5900
                • C:\Windows\System32\cmd.exe
                  "C:\Windows\System32\cmd.exe" /c powershell -Command "Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\MpDefenderCoreFolder'"
                  5⤵
                  • Suspicious use of WriteProcessMemory
                  PID:2680
                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                    powershell -Command "Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\MpDefenderCoreFolder'"
                    6⤵
                    • Command and Scripting Interpreter: PowerShell
                    • Suspicious use of AdjustPrivilegeToken
                    PID:1092
        • C:\Program Files\Google\Chrome\Application\133.0.6943.60\elevation_service.exe
          "C:\Program Files\Google\Chrome\Application\133.0.6943.60\elevation_service.exe"
          1⤵
            PID:3344
          • C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.69\elevation_service.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.69\elevation_service.exe"
            1⤵
              PID:984
            • C:\Users\Admin\AppData\Local\MpDefenderCoreFolder\CoreWorker_uAiDssFFiZsYbQu.exe
              C:\Users\Admin\AppData\Local\MpDefenderCoreFolder\CoreWorker_uAiDssFFiZsYbQu.exe
              1⤵
              • Executes dropped EXE
              PID:4632

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

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                  Downloads

                  powershell.exe.log

                  • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
                  • Size 4KB
                  • SHA256 e27390d57580e3dfba07bec3d8e430203bbc91e90f6937079b3fd52abc721bd4
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  StartupProfileData-NonInteractive

                  • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                  • Size 1KB
                  • SHA256 b79f569e6c453b33139dcd90442a80e59ac882a1e272a8e4a322d295bfac3ab0
                  • MD5 SHA1 SHA512 TLSH

                  StartupProfileData-NonInteractive

                  • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                  • Size 1KB
                  • SHA256 85fe8ed3fc48c6b103275a82eaa1de0e1763a611162e253fa4b75aaa53f1ea3a
                  • MD5 SHA1 SHA512 TLSH

                  CoreWorker_uAiDssFFiZsYbQu.exe

                  • Path C:\Users\Admin\AppData\Local\MpDefenderCoreFolder\CoreWorker_uAiDssFFiZsYbQu.exe
                  • Size 13KB
                  • SHA256 26f5da8506e000681e9658af3572fdcf7a8a0e8dbcc315bc63f68e1301b986a1
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  __PSScriptPolicyTest_rsuyokca.3k2.ps1

                  • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rsuyokca.3k2.ps1
                  • Size 60B
                  • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                  • MD5 SHA1 SHA512 TLSH

                  7z.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\main\7z.dll
                  • Size 1.6MB
                  • SHA256 34ad9bb80fe8bf28171e671228eb5b64a55caa388c31cb8c0df77c0136735891
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  7z.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\main\7z.exe
                  • Size 458KB
                  • SHA256 344f076bb1211cb02eca9e5ed2c0ce59bcf74ccbc749ec611538fa14ecb9aad2
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  Updater.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\main\Updater.exe
                  • Size 1.0MB
                  • SHA256 30a69ebcfce22e0a4944730a59d5ee1bcbd4ae5fe65687dafa540d2e7d9778ea
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  ANTIAV~1.DAT

                  • Path C:\Users\Admin\AppData\Local\Temp\main\extracted\ANTIAV~1.DAT
                  • Size 2.3MB
                  • SHA256 fcdf109fb9fa0a0b1fd144485b6ea5cf2a5240f26ef83b7cc0385cc3a8137d84
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  file_1.zip

                  • Path C:\Users\Admin\AppData\Local\Temp\main\extracted\file_1.zip
                  • Size 770KB
                  • SHA256 2f878444723205f387783f3700e2072407b4a0df736b104eeda83e39a8a6f028
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  file_2.zip

                  • Path C:\Users\Admin\AppData\Local\Temp\main\extracted\file_2.zip
                  • Size 770KB
                  • SHA256 ce153a984ef45091eb34478e6a0ac72184dcea951ef1f94c8d15874506f2f270
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  file_3.zip

                  • Path C:\Users\Admin\AppData\Local\Temp\main\extracted\file_3.zip
                  • Size 770KB
                  • SHA256 46d3f2fdcf4b80a67d683394351cb275caff03b5988ea4d1ce7f4fdad40f819a
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  file_4.zip

                  • Path C:\Users\Admin\AppData\Local\Temp\main\extracted\file_4.zip
                  • Size 2.4MB
                  • SHA256 668b0195bf459b849bce15bb90cdf21d0a299bebccb85191e43dd59e47874f75
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  file.bin

                  • Path C:\Users\Admin\AppData\Local\Temp\main\file.bin
                  • Size 2.4MB
                  • SHA256 4ec5cfd0553ca9165f5021602d8c5d1231e88c779b36d88a570369039dd0012f
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  main.bat

                  • Path C:\Users\Admin\AppData\Local\Temp\main\main.bat
                  • Size 464B
                  • SHA256 75fb0befa04df727eba0d58863592ec246bf163d4ccf5928aa3b5a4940212a27
                  • MD5 SHA1 SHA512 TLSH

                  memory/744-64-0x000002285FC50000-0x000002285FC60000-memory.dmp

                  memory/1092-163-0x000002012AC80000-0x000002012AC92000-memory.dmp

                  memory/1092-162-0x000002012AC70000-0x000002012AC78000-memory.dmp

                  memory/1092-161-0x00000201290F0000-0x00000201290FC000-memory.dmp

                  memory/2188-102-0x0000021726490000-0x00000217264A2000-memory.dmp

                  memory/2188-95-0x000002173EDA0000-0x000002173EDA8000-memory.dmp

                  memory/2188-93-0x000002173ED90000-0x000002173ED9A000-memory.dmp

                  memory/2188-92-0x000002173EDB0000-0x000002173EDCC000-memory.dmp

                  memory/2188-91-0x000002173EC30000-0x000002173EC3A000-memory.dmp

                  memory/2188-90-0x000002173EB70000-0x000002173EC23000-memory.dmp

                  memory/2188-89-0x000002173E940000-0x000002173E95C000-memory.dmp

                  memory/2188-94-0x000002173EDF0000-0x000002173EE0A000-memory.dmp

                  memory/2188-101-0x0000021726410000-0x0000021726418000-memory.dmp

                  memory/2188-100-0x00000217263D0000-0x00000217263DC000-memory.dmp

                  memory/2188-97-0x000002173EDE0000-0x000002173EDEA000-memory.dmp

                  memory/2188-96-0x000002173EDD0000-0x000002173EDD6000-memory.dmp

                  memory/2188-81-0x00000217264E0000-0x0000021726502000-memory.dmp

                  memory/3440-13-0x00000197403D0000-0x0000019740473000-memory.dmp

                  memory/4624-30-0x0000023B9E740000-0x0000023B9E7E3000-memory.dmp

                  memory/4792-21-0x000002ADC7800000-0x000002ADC78A3000-memory.dmp

                  memory/4888-51-0x0000026613A80000-0x0000026613B23000-memory.dmp

                  memory/5000-66-0x000002093A3B0000-0x000002093A3CE000-memory.dmp

                  memory/5000-65-0x0000020938DF0000-0x0000020938E00000-memory.dmp

                  memory/5064-71-0x0000020CEAC60000-0x0000020CEAC68000-memory.dmp

                  memory/5064-55-0x0000020CD06F0000-0x0000020CD0800000-memory.dmp

                  memory/5064-72-0x0000020CEADD0000-0x0000020CEADD9000-memory.dmp

                  memory/5064-59-0x0000020CEB670000-0x0000020CEBB98000-memory.dmp

                  memory/5064-56-0x0000020CD23C0000-0x0000020CD23C1000-memory.dmp

                  memory/5064-70-0x0000020CD24F0000-0x0000020CD24FC000-memory.dmp

                  memory/5064-69-0x0000020CEB580000-0x0000020CEB5D0000-memory.dmp

                  memory/5064-60-0x0000020CEB140000-0x0000020CEB325000-memory.dmp

                  memory/5064-61-0x0000020CEBD90000-0x0000020CEBF76000-memory.dmp

                  memory/5064-125-0x0000020CEADD0000-0x0000020CEADD9000-memory.dmp

                  memory/5064-123-0x0000020CD24F0000-0x0000020CD24FC000-memory.dmp

                  memory/5064-57-0x0000020CEAE70000-0x0000020CEB032000-memory.dmp

                  memory/5064-58-0x0000020CEAD20000-0x0000020CEAD96000-memory.dmp

                  memory/5064-63-0x0000020CEADF0000-0x0000020CEAE02000-memory.dmp

                  memory/5264-122-0x0000021005B10000-0x0000021005B1A000-memory.dmp

                  memory/5484-44-0x0000023F5D0B0000-0x0000023F5D153000-memory.dmp

                  memory/5492-37-0x000001F26C8D0000-0x000001F26C973000-memory.dmp

                  memory/5900-158-0x00000187AAF60000-0x00000187AAF72000-memory.dmp

                  memory/5900-146-0x00000187C3340000-0x00000187C33F3000-memory.dmp

                  memory/5900-157-0x00000187A92E0000-0x00000187A92E8000-memory.dmp

                  memory/5900-156-0x00000187A92A0000-0x00000187A92AC000-memory.dmp