Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    08/08/2026, 10:03

General

  • Target
    4fdd9ef756920d7875b8fb8c525aea4c79b29b210f6b01198154dfb4f2ed74bb.exe
  • Size 209KB
  • Sample260808-l3ldssvbmg
  • SHA256 4fdd9ef756920d7875b8fb8c525aea4c79b29b210f6b01198154dfb4f2ed74bb
  • 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
  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • 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\4fdd9ef756920d7875b8fb8c525aea4c79b29b210f6b01198154dfb4f2ed74bb.exe
    "C:\Users\Admin\AppData\Local\Temp\4fdd9ef756920d7875b8fb8c525aea4c79b29b210f6b01198154dfb4f2ed74bb.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2676
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a66C4.bat
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1940
      • C:\Users\Admin\AppData\Local\Temp\4fdd9ef756920d7875b8fb8c525aea4c79b29b210f6b01198154dfb4f2ed74bb.exe
        "C:\Users\Admin\AppData\Local\Temp\4fdd9ef756920d7875b8fb8c525aea4c79b29b210f6b01198154dfb4f2ed74bb.exe"
        3⤵
        • Executes dropped EXE
        PID:4512
    • 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:4768
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3064
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:408

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        MicrosoftEdgeUpdateBroker.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeUpdateBroker.exe
        • Size 125KB
        • SHA256 0e54f673c60de09689a30db3ffd9a827f4cc64d69158ed59d783426bee1e5319
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe

        • Path C:\Program Files\7-Zip\7z.exe
        • Size 575KB
        • SHA256 fce87c7f343c35a089d92d795ca3ff5321311b7f109b771ec488d5f7fdd6b4b2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vcredist_x86.exe

        • Path C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe
        • Size 481KB
        • SHA256 d5fbaf5c0d8e313d4dad23b28cac4256c5dbed6ab3b0d797e2971f30c5e095ad
        • MD5 SHA1 SHA512 SSDEEP TLSH

        $$a66C4.bat

        • Path C:\Users\Admin\AppData\Local\Temp\$$a66C4.bat
        • Size 722B
        • SHA256 a546b5e5787090501302e552a9e9b5a79d4e864445cf3b3227cbadadb01bb36e
        • MD5 SHA1 SHA512 TLSH

        4fdd9ef756920d7875b8fb8c525aea4c79b29b210f6b01198154dfb4f2ed74bb.exe.exe

        • Path C:\Users\Admin\AppData\Local\Temp\4fdd9ef756920d7875b8fb8c525aea4c79b29b210f6b01198154dfb4f2ed74bb.exe.exe
        • Size 183KB
        • SHA256 9497e1ae746293e30401540bb31d8adacaaf88eb90c457f2a814c58811a1fd6c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Logo1_.exe

        • Path C:\Windows\Logo1_.exe
        • Size 26KB
        • SHA256 4526b1ae72b6cbc292f36ff5eb6aa63700738db86ae19535ed99c0825ea09235
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _desktop.ini

        • Path F:\$RECYCLE.BIN\S-1-5-21-668679576-120646659-2289335452-1000\_desktop.ini
        • Size 8B
        • SHA256 1d606682c3c73b22d9ee6de30be63c56537bbb5179c9016a02f36487fa915852
        • MD5 SHA1 SHA512

        memory/2676-13-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/2676-0-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4768-28-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4768-38-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4768-34-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4768-358-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4768-1247-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4768-21-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4768-5036-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4768-9-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4768-5551-0x0000000000400000-0x0000000000434000-memory.dmp