Overview

overview

7

Static

static

3

e13e7a543d...22.exe

windows10-2004-x64

7

e13e7a543d...22.exe

windows11-ltsc_2024-x64

7

Analysis

  • max time kernel
    148s
  • max time network
    128s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    21/07/2026, 06:20

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General

  • Target
    e13e7a543d58ef7e32242308a5d05a22.exe
  • Size 350KB
  • Sample260721-g383msgx6n
  • SHA256 573e68608bbbf05cd7364eb791141deb3daba35b3098d23a047ac66979c75be1
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
executionpersistence

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 44 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence

Processes

  • C:\Windows\explorer.exe
    explorer.exe /LOADSAVEDWINDOWS
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2216
    • C:\Users\Admin\AppData\Local\Temp\e13e7a543d58ef7e32242308a5d05a22.exe
      "C:\Users\Admin\AppData\Local\Temp\e13e7a543d58ef7e32242308a5d05a22.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4304
      • C:\Windows\SYSTEM32\schtasks.exe
        schtasks.exe /query /tn "Windows Defender Security Scanner" /fo LIST /v
        3⤵
          PID:4256
        • C:\Windows\System32\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /query /tn "Windows Defender Security Scanner"
          3⤵
            PID:4948
          • C:\Windows\System32\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /create /sc minute /tn "Windows Defender Security Scanner" /tr "C:\Users\Admin\AppData\Roaming\pbcsb\tddyn.exe"
            3⤵
            • Scheduled Task/Job: Scheduled Task
            PID:4132
      • C:\Users\Admin\AppData\Roaming\pbcsb\tddyn.exe
        C:\Users\Admin\AppData\Roaming\pbcsb\tddyn.exe
        1⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3512
        • C:\Windows\SYSTEM32\schtasks.exe
          schtasks.exe /query /tn "Windows Defender Security Scanner" /fo LIST /v
          2⤵
            PID:1112
        • C:\Users\Admin\AppData\Roaming\pbcsb\tddyn.exe
          "C:\Users\Admin\AppData\Roaming\pbcsb\tddyn.exe"
          1⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:4332
          • C:\Windows\system32\schtasks.exe
            schtasks.exe /query /tn "Windows Defender Security Scanner" /fo LIST /v
            2⤵
              PID:2408
          • C:\Users\Admin\AppData\Roaming\pbcsb\tddyn.exe
            "C:\Users\Admin\AppData\Roaming\pbcsb\tddyn.exe"
            1⤵
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2972
            • C:\Windows\system32\schtasks.exe
              schtasks.exe /query /tn "Windows Defender Security Scanner" /fo LIST /v
              2⤵
                PID:824

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

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                  Downloads

                  tddyn.exe
                  • Path C:\Users\Admin\AppData\Roaming\pbcsb\tddyn.exe
                  • Size 350KB
                  • SHA256 573e68608bbbf05cd7364eb791141deb3daba35b3098d23a047ac66979c75be1
                  • MD5 SHA1 SHA512 SSDEEP TLSH
                  Submit Download

                  memory/2216-1-0x00000000032C0000-0x0000000003305000-memory.dmp
                  Download

                  memory/2216-4-0x00000000032C0000-0x0000000003305000-memory.dmp
                  Download

                  memory/2216-0-0x0000000000A20000-0x0000000000A60000-memory.dmp
                  Download

                  memory/2216-5-0x0000000000A60000-0x0000000000A61000-memory.dmp
                  Download

                  memory/2216-8-0x0000000005E20000-0x0000000005E65000-memory.dmp
                  Download

                  memory/2216-14-0x0000000003660000-0x00000000036A5000-memory.dmp
                  Download

                  memory/2216-19-0x00000000033F0000-0x0000000003435000-memory.dmp
                  Download