Analysis

  • max time kernel
    150s
  • max time network
    141s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    22/07/2026, 07:12

General

  • Target
    bd3846eeb62bffff4024737d900e466f0a2ce20f9b14e34852c8ac6c509aff2c.exe
  • Size 15.7MB
  • Sample260722-h1vmxaeq3s
  • SHA256 bd3846eeb62bffff4024737d900e466f0a2ce20f9b14e34852c8ac6c509aff2c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 13 IoCs
  • Loads dropped DLL 3 IoCs
  • Enumerates connected drives 3 TTPs 24 IoCs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 4 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Executes a command shell one-liner 1 TTPs 13 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 14 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 25 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bd3846eeb62bffff4024737d900e466f0a2ce20f9b14e34852c8ac6c509aff2c.exe
    "C:\Users\Admin\AppData\Local\Temp\bd3846eeb62bffff4024737d900e466f0a2ce20f9b14e34852c8ac6c509aff2c.exe"
    1⤵
    • Enumerates connected drives
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2864
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c C:\Temp\UjyQii\\ujysystem.exe /GetBan
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:3804
      • C:\Temp\UjyQii\ujysystem.exe
        C:\Temp\UjyQii\\ujysystem.exe /GetBan
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:960
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c C:\Temp\UjyQii\\ujysystem.exe /GetBan
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:4956
      • C:\Temp\UjyQii\ujysystem.exe
        C:\Temp\UjyQii\\ujysystem.exe /GetBan
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:5560
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c C:\Temp\UjyQii\\wimlib.EXE apply "C:\Temp\UjyQii\\dism.wim" 1 C:\Temp\UjyQii\dismyvnqu\
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2312
      • C:\Temp\UjyQii\wimlib.EXE
        C:\Temp\UjyQii\\wimlib.EXE apply "C:\Temp\UjyQii\\dism.wim" 1 C:\Temp\UjyQii\dismyvnqu\
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of AdjustPrivilegeToken
        PID:4344
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c C:\Temp\UjyQii\\Qiibiosinfo.exe --sys
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3084
      • C:\Temp\UjyQii\Qiibiosinfo.exe
        C:\Temp\UjyQii\\Qiibiosinfo.exe --sys
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:4740
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c C:\Temp\UjyQii\\Qiibiosinfo.exe --sys
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4332
      • C:\Temp\UjyQii\Qiibiosinfo.exe
        C:\Temp\UjyQii\\Qiibiosinfo.exe --sys
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:4752
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c C:\Temp\UjyQii\\Qiibiosinfo.exe --sys
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2920
      • C:\Temp\UjyQii\Qiibiosinfo.exe
        C:\Temp\UjyQii\\Qiibiosinfo.exe --sys
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:1216
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c C:\Temp\UjyQii\\QiiPECMD.exe SHOW F:-1
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1224
      • C:\Temp\UjyQii\QiiPECMD.exe
        C:\Temp\UjyQii\\QiiPECMD.exe SHOW F:-1
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Suspicious use of AdjustPrivilegeToken
        PID:4408
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c "C:\Temp\UjyQii\\cxdir.exe" -mohong
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2736
      • C:\Temp\UjyQii\cxdir.exe
        C:\Temp\UjyQii\\cxdir.exe -mohong
        3⤵
        • Executes dropped EXE
        • Writes to the Master Boot Record (MBR)
        PID:2320
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c "C:\Temp\UjyQii\\cxdir.exe" -mohong
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4520
      • C:\Temp\UjyQii\cxdir.exe
        C:\Temp\UjyQii\\cxdir.exe -mohong
        3⤵
        • Executes dropped EXE
        • Writes to the Master Boot Record (MBR)
        PID:992
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c "C:\Temp\UjyQii\\cxdir.exe" -mohong
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2600
      • C:\Temp\UjyQii\cxdir.exe
        C:\Temp\UjyQii\\cxdir.exe -mohong
        3⤵
        • Executes dropped EXE
        • Writes to the Master Boot Record (MBR)
        PID:4192
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c "C:\Temp\UjyQii\\cxdir.exe" -mohong
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3132
      • C:\Temp\UjyQii\cxdir.exe
        C:\Temp\UjyQii\\cxdir.exe -mohong
        3⤵
        • Executes dropped EXE
        • Writes to the Master Boot Record (MBR)
        PID:4284
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c C:\Temp\UjyQii\\wimlib.EXE info "" --extract-xml C:\Temp\UjyQii\\WimlibKQD.xml
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5196
      • C:\Temp\UjyQii\wimlib.EXE
        C:\Temp\UjyQii\\wimlib.EXE info "" --extract-xml C:\Temp\UjyQii\\WimlibKQD.xml
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of AdjustPrivilegeToken
        PID:6004
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c C:\Temp\UjyQii\\wimlib.EXE info "C:\Recovery\WindowsRE\Winre.wim" --header
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4632
      • C:\Temp\UjyQii\wimlib.EXE
        C:\Temp\UjyQii\\wimlib.EXE info "C:\Recovery\WindowsRE\Winre.wim" --header
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of AdjustPrivilegeToken
        PID:6064

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        QiiImagex.EXE

        • Path C:\Temp\UjyQii\QiiImagex.EXE
        • Size 845KB
        • SHA256 3d68842a89267810e4fbfa73e57d4a6519ae3269190c066cfab3e7650542465e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        QiiPECMD.exe

        • Path C:\Temp\UjyQii\QiiPECMD.exe
        • Size 1.3MB
        • SHA256 4f31fe97180c161aacfa5b1900ceeec2073a20ebe6b33c0a2ae807cb09441565
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Qiibiosinfo.exe

        • Path C:\Temp\UjyQii\Qiibiosinfo.exe
        • Size 163KB
        • SHA256 9b4f7ffa79f80af1bc81f5996562894f346ff20231af54082d68a75b0c3b9a40
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cxdir.exe

        • Path C:\Temp\UjyQii\cxdir.exe
        • Size 42KB
        • SHA256 301ccb6e3f8a5118d7882963715e215140f0b7528039cab3fcd7ace02a48da0d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dism.wim

        • Path C:\Temp\UjyQii\dism.wim
        • Size 3.1MB
        • SHA256 14e348aa7e8dcd4094993102a09e8309ea8f327d57febd73034b19f792cf6090
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dism.exe

        • Path C:\Temp\UjyQii\dismyvnqu\X64\dism.exe
        • Size 329KB
        • SHA256 3c63ddb1e3f10ad6aa96ad7e35a080495e32cd748dbdbc0460f3f93beeee6b7f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libwim-15.dll

        • Path C:\Temp\UjyQii\libwim-15.dll
        • Size 775KB
        • SHA256 dd6e34893bdc4719f7d24a7dfb438d4f2caf048a0a2123a840249432d854626f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ujysystem.exe

        • Path C:\Temp\UjyQii\ujysystem.exe
        • Size 833KB
        • SHA256 42a2c19262795cccc5dcb3c5ffd17bb2b07f5da5a8fda14f965deb9419140a2a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        wimlib.EXE

        • Path C:\Temp\UjyQii\wimlib.EXE
        • Size 135KB
        • SHA256 102e24cb2e77b8354658924be1e9b2597cee215409539dfc2e19f14d3cd2b1a1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/960-15-0x0000000000400000-0x0000000000630000-memory.dmp

        memory/960-7-0x0000000000400000-0x0000000000630000-memory.dmp

        memory/960-11-0x0000000000400000-0x0000000000630000-memory.dmp

        memory/960-5-0x0000000000400000-0x0000000000630000-memory.dmp

        memory/992-168-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/1216-161-0x00007FF6DFDB0000-0x00007FF6E1581000-memory.dmp

        memory/2320-166-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/2864-8-0x0000000000400000-0x0000000002E99000-memory.dmp

        memory/2864-10-0x0000000000400000-0x0000000002E99000-memory.dmp

        memory/2864-9-0x0000000002E7E000-0x0000000002E7F000-memory.dmp

        memory/2864-183-0x0000000000400000-0x0000000002E99000-memory.dmp

        memory/2864-173-0x0000000000400000-0x0000000002E99000-memory.dmp

        memory/2864-0-0x0000000000400000-0x0000000002E99000-memory.dmp

        memory/2864-157-0x0000000000400000-0x0000000002E99000-memory.dmp

        memory/2864-1-0x0000000002E7E000-0x0000000002E7F000-memory.dmp

        memory/4192-170-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/4284-172-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/4344-138-0x00007FF687870000-0x00007FF68789A000-memory.dmp

        memory/4344-139-0x00007FFAC60F0000-0x00007FFAC61DA000-memory.dmp

        memory/4740-178-0x00007FF6DFDB0000-0x00007FF6E1581000-memory.dmp

        memory/4740-154-0x00007FF6DFDB0000-0x00007FF6E1581000-memory.dmp

        memory/4740-155-0x00007FF6DFDB0000-0x00007FF6E1581000-memory.dmp

        memory/4752-159-0x00007FF6DFDB0000-0x00007FF6E1581000-memory.dmp

        memory/4752-158-0x00007FF6DFDB0000-0x00007FF6E1581000-memory.dmp

        memory/5560-19-0x0000000000400000-0x0000000000630000-memory.dmp

        memory/6004-176-0x00007FF687870000-0x00007FF68789A000-memory.dmp

        memory/6004-177-0x00007FFAC60F0000-0x00007FFAC61DA000-memory.dmp

        memory/6064-181-0x00007FF687870000-0x00007FF68789A000-memory.dmp

        memory/6064-182-0x00007FFAC60F0000-0x00007FFAC61DA000-memory.dmp