Analysis

  • max time kernel
    150s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    25/08/2026, 07:37

General

  • Target
    2a15f61481c4c3f08718e5fc672349aca11d976abd72b304085721857644ed4c.exe
  • Size 42KB
  • Sample260825-jfvb3syapd
  • SHA256 2a15f61481c4c3f08718e5fc672349aca11d976abd72b304085721857644ed4c
  • 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\2a15f61481c4c3f08718e5fc672349aca11d976abd72b304085721857644ed4c.exe
    "C:\Users\Admin\AppData\Local\Temp\2a15f61481c4c3f08718e5fc672349aca11d976abd72b304085721857644ed4c.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1688
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aFEB3.bat
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5680
      • C:\Users\Admin\AppData\Local\Temp\2a15f61481c4c3f08718e5fc672349aca11d976abd72b304085721857644ed4c.exe
        "C:\Users\Admin\AppData\Local\Temp\2a15f61481c4c3f08718e5fc672349aca11d976abd72b304085721857644ed4c.exe"
        3⤵
        • Executes dropped EXE
        PID:4384
    • 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:5572
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4040
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:5324

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 53f6d1f5ca9aaed1115221c932d2b1d9dd247a2083b94f249e227a4ba46577c6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe

        • Path C:\Program Files\7-Zip\7z.exe
        • Size 575KB
        • SHA256 52e90f1f7f0a5bf15635612fb1ff57f83ab8babe962519e7e1367a3c9a15b997
        • 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

        $$aFEB3.bat

        • Path C:\Users\Admin\AppData\Local\Temp\$$aFEB3.bat
        • Size 722B
        • SHA256 826e8a971de3ac0c32f00b792ce7feac01979c721bfe2bdd3300266f3299e2d8
        • MD5 SHA1 SHA512 TLSH

        2a15f61481c4c3f08718e5fc672349aca11d976abd72b304085721857644ed4c.exe.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2a15f61481c4c3f08718e5fc672349aca11d976abd72b304085721857644ed4c.exe.exe
        • Size 16KB
        • SHA256 79ad7f824ca1c29b5c30eba6b269542e4c06150911e78c118979006cdf5cd8af
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Logo1_.exe

        • Path C:\Windows\Logo1_.exe
        • Size 26KB
        • SHA256 fece29ead615f8a7a4a13a36b8415c0fa517cc62954b77ca0c7dedb13a20a0d6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _desktop.ini

        • Path F:\$RECYCLE.BIN\S-1-5-21-2370214745-1838013427-2987045292-1000\_desktop.ini
        • Size 9B
        • SHA256 1962ce70116500adabf0740e812e54bf58d48913f891249fc2b7c8e97bf58d22
        • MD5 SHA1 SHA512

        memory/1688-11-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/1688-0-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/5572-27-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/5572-37-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/5572-33-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/5572-318-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/5572-1246-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/5572-20-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/5572-5094-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/5572-8-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/5572-5611-0x0000000000400000-0x0000000000434000-memory.dmp