Analysis

  • max time kernel
    149s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    31/05/2026, 09:07

General

  • Target
    707519a14bf8610348609367b65480931efc5864d1b9273149e2227f2160b142.exe
  • Size 364KB
  • Sample260531-k3kltsdw4s
  • SHA256 707519a14bf8610348609367b65480931efc5864d1b9273149e2227f2160b142
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\707519a14bf8610348609367b65480931efc5864d1b9273149e2227f2160b142.exe
    "C:\Users\Admin\AppData\Local\Temp\707519a14bf8610348609367b65480931efc5864d1b9273149e2227f2160b142.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3680
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a3285.bat
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4032
      • C:\Users\Admin\AppData\Local\Temp\707519a14bf8610348609367b65480931efc5864d1b9273149e2227f2160b142.exe
        "C:\Users\Admin\AppData\Local\Temp\707519a14bf8610348609367b65480931efc5864d1b9273149e2227f2160b142.exe"
        3⤵
        • Executes dropped EXE
        PID:3060
    • C:\Windows\Logo1_.exe
      C:\Windows\Logo1_.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3876
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:488
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:3020

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        MicrosoftEdgeUpdateBroker.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.143.57\MicrosoftEdgeUpdateBroker.exe
        • Size 128KB
        • SHA256 829973374079cdfb6f24e86619c47e61844316dd0f7a872066348f5f2bc5aa74
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe

        • Path C:\Program Files\7-Zip\7z.exe
        • Size 578KB
        • SHA256 c7c8e14891bff9a0fad52a64cff6fbd8f97635f243153b7edc2fd3a7d235469c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vcredist_x86.exe

        • Path C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe
        • Size 484KB
        • SHA256 8a1893a74ec4ccdf52104250cd821b91958dccdfd56b76ea06d1822ab39f8e8f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        $$a3285.bat

        • Path C:\Users\Admin\AppData\Local\Temp\$$a3285.bat
        • Size 722B
        • SHA256 23ebbc5c539c99dfa18b462e5addd0f53526ec0587b5f7c5985211869c013a40
        • MD5 SHA1 SHA512 TLSH

        707519a14bf8610348609367b65480931efc5864d1b9273149e2227f2160b142.exe.exe

        • Path C:\Users\Admin\AppData\Local\Temp\707519a14bf8610348609367b65480931efc5864d1b9273149e2227f2160b142.exe.exe
        • Size 335KB
        • SHA256 482c4c1562490e164d5f17990253373691aa5eab55a81c7f890fe9583a9ea916
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Logo1_.exe

        • Path C:\Windows\Logo1_.exe
        • Size 29KB
        • SHA256 7e26b153faa355720bf478e6f8cff1a161c8e08b62e7b9d8932c5ff75325a5b5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _desktop.ini

        • Path F:\$RECYCLE.BIN\S-1-5-21-125073035-2952146151-721812867-1000\_desktop.ini
        • Size 9B
        • SHA256 2be12913155581b44d95c9dc1f563a0406fec594790e97756f56f0004881b251
        • MD5 SHA1 SHA512

        memory/3680-12-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/3680-0-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/3876-27-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/3876-37-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/3876-33-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/3876-503-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/3876-1224-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/3876-20-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/3876-5005-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/3876-13-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/3876-5496-0x0000000000400000-0x0000000000436000-memory.dmp