Analysis

  • max time kernel
    149s
  • max time network
    114s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    20/04/2026, 07:30

General

  • Target
    a9e3f3d8f8360ac48ce6598b7e9b090fd65974a3cb554d8b5bd9a3ab0d8d5018.exe
  • Size 362KB
  • Sample260420-jbsbxsgs21
  • SHA256 a9e3f3d8f8360ac48ce6598b7e9b090fd65974a3cb554d8b5bd9a3ab0d8d5018
  • 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\a9e3f3d8f8360ac48ce6598b7e9b090fd65974a3cb554d8b5bd9a3ab0d8d5018.exe
    "C:\Users\Admin\AppData\Local\Temp\a9e3f3d8f8360ac48ce6598b7e9b090fd65974a3cb554d8b5bd9a3ab0d8d5018.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4976
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a2640.bat
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4660
      • C:\Users\Admin\AppData\Local\Temp\a9e3f3d8f8360ac48ce6598b7e9b090fd65974a3cb554d8b5bd9a3ab0d8d5018.exe
        "C:\Users\Admin\AppData\Local\Temp\a9e3f3d8f8360ac48ce6598b7e9b090fd65974a3cb554d8b5bd9a3ab0d8d5018.exe"
        3⤵
        • Executes dropped EXE
        PID:5696
    • 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:3120
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3992
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4940

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 126KB
        • SHA256 423d5c9eaf6a31a61b76486c6b182b67fc53dfb8c92e493fb489a97ed162c0e1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe

        • Path C:\Program Files\7-Zip\7z.exe
        • Size 576KB
        • SHA256 c9f69e754dfa3c3dd613ecd9b5ee5a5030f93e3dd0305fb1423502b752deb832
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vcredist_x86.exe

        • Path C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe
        • Size 482KB
        • SHA256 2c7657fe57ec426599ef848815689264720ffed5a0f9a5d33d07cafabeb43bf3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        $$a2640.bat

        • Path C:\Users\Admin\AppData\Local\Temp\$$a2640.bat
        • Size 722B
        • SHA256 f233f4462d076cc3a78e23babf48882677fd6e98f82a29f8dad1b10f53b77bfa
        • MD5 SHA1 SHA512 TLSH

        a9e3f3d8f8360ac48ce6598b7e9b090fd65974a3cb554d8b5bd9a3ab0d8d5018.exe.exe

        • Path C:\Users\Admin\AppData\Local\Temp\a9e3f3d8f8360ac48ce6598b7e9b090fd65974a3cb554d8b5bd9a3ab0d8d5018.exe.exe
        • Size 335KB
        • SHA256 482c4c1562490e164d5f17990253373691aa5eab55a81c7f890fe9583a9ea916
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rundl132.exe

        • Path C:\Windows\rundl132.exe
        • Size 27KB
        • SHA256 9420072d9a2ee76c32188a3bc19b6ae0e01d6420f2b43c3b1d6f434bf8675507
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _desktop.ini

        • Path F:\$RECYCLE.BIN\S-1-5-21-721190819-434563495-2007910846-1000\_desktop.ini
        • Size 9B
        • SHA256 18ffab5607908c56eca3c5492fc17a04e83b4b0d5c18de29aae4ffea20cfd84c
        • MD5 SHA1 SHA512

        memory/3120-27-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/3120-33-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/3120-37-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/3120-20-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/3120-458-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/3120-1286-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/3120-13-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/3120-5075-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/3120-5588-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/4976-0-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/4976-10-0x0000000000400000-0x0000000000435000-memory.dmp