Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    09/10/2026, 17:15

General

  • Target
    jaffacakes118_Net-Worm.Win32.Allaple.b.exe
  • Size 63KB
  • Sample261009-vssjsscs2x
  • SHA256 ac97d2d662278eec2f691fc2a76e0a4a9f9b3bfffa83b5b10658eb2b943e99ee
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Deletes itself 1 TTPs 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Drops file in System32 directory 4 IoCs
  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Modifies registry class 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Net-Worm.Win32.Allaple.b.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Net-Worm.Win32.Allaple.b.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4852
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /installservice
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:4624
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /start
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:4840
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Net-Worm.Win32.Allaple.b.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies registry class
      PID:2916
  • C:\Windows\SysWOW64\urdvxc.exe
    "C:\Windows\SysWOW64\urdvxc.exe" /service
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    PID:3648
  • C:\Windows\SysWOW64\urdvxc.exe
    "C:\Windows\SysWOW64\urdvxc.exe" /service
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Modifies registry class
    PID:1608

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        README.html

        • Path C:\Program Files\Java\jdk-1.8\README.html
        • Size 263B
        • SHA256 f37026c18146ffd616868fc2b6b18bd1d4d35d701a99d1eb1e3b0974c01079b1
        • MD5 SHA1 SHA512 TLSH

        Welcome.html

        • Path C:\Program Files\Java\jdk-1.8\jre\Welcome.html
        • Size 1KB
        • SHA256 6ffa2002e97816536eb55bef0ba11402fda791a3c4e7fa42f15f64967cdf1e9e
        • MD5 SHA1 SHA512 TLSH

        Welcome.html

        • Path C:\Program Files\Java\jre-1.8\Welcome.html
        • Size 1KB
        • SHA256 a22037d6fa3155c7d8802069959c3e79cb6e5c789156528a814af3310f4ac7d2
        • MD5 SHA1 SHA512 TLSH

        PersonaSpy.html

        • Path C:\Program Files\Microsoft Office\root\Office16\PersonaSpy\PersonaSpy.html
        • Size 1KB
        • SHA256 fcd66e8e56164804b031e01cf09f3da3338eb9d92b9bf4eb23097ce32018b9a9
        • MD5 SHA1 SHA512 TLSH

        CURRENCY.HTM

        • Path C:\Program Files\Microsoft Office\root\Stationery\1033\CURRENCY.HTM
        • Size 653B
        • SHA256 5db85a58e207c56d032fc499f847b640ea413ffc34c8bb6a2358e8328ca53649
        • MD5 SHA1 SHA512 TLSH

        DADSHIRT.HTM

        • Path C:\Program Files\Microsoft Office\root\Stationery\1033\DADSHIRT.HTM
        • Size 598B
        • SHA256 248f6d0716c285cdf660dfb5466040b27bfaf25ba31b546c5b9a78979bcf0cc3
        • MD5 SHA1 SHA512 TLSH

        JUDGESCH.HTM

        • Path C:\Program Files\Microsoft Office\root\Stationery\1033\JUDGESCH.HTM
        • Size 611B
        • SHA256 a6c288b90aff6966455456669d581a3ef5eee5961904017f01ba1d5305213bcd
        • MD5 SHA1 SHA512 TLSH

        JUNGLE.HTM

        • Path C:\Program Files\Microsoft Office\root\Stationery\1033\JUNGLE.HTM
        • Size 617B
        • SHA256 8d2657545730326624bb04354e1f284ae77f30d50e3fe50cf8e43ee514adcbae
        • MD5 SHA1 SHA512 TLSH

        NOTEBOOK.HTM

        • Path C:\Program Files\Microsoft Office\root\Stationery\1033\NOTEBOOK.HTM
        • Size 606B
        • SHA256 0d76b4ffeec55f9a1c18e100aa4a5439d24602ff2124bcae9cef09f8b7fe130b
        • MD5 SHA1 SHA512 TLSH

        OFFISUPP.HTM

        • Path C:\Program Files\Microsoft Office\root\Stationery\1033\OFFISUPP.HTM
        • Size 582B
        • SHA256 33a7efc40abad73a2f3f90589b318a503c6b0085601b335f86440eb9b09824c6
        • MD5 SHA1 SHA512 TLSH

        PAWPRINT.HTM

        • Path C:\Program Files\Microsoft Office\root\Stationery\1033\PAWPRINT.HTM
        • Size 582B
        • SHA256 c29d0b5bef115ed920a95d8462ade0b528ef8cadc03d7ff05c8e7c380cdaf9ac
        • MD5 SHA1 SHA512 TLSH

        PINELUMB.HTM

        • Path C:\Program Files\Microsoft Office\root\Stationery\1033\PINELUMB.HTM
        • Size 595B
        • SHA256 299773fb3061ad725c86ae88bf18ad3a33a5f2fbd998f7349487ee7c4c345c10
        • MD5 SHA1 SHA512 TLSH

        SEAMARBL.HTM

        • Path C:\Program Files\Microsoft Office\root\Stationery\1033\SEAMARBL.HTM
        • Size 615B
        • SHA256 fc4034babe9ef9e628e872d39f854ad86dbe4b98cf6fd71734e9ae7384c678db
        • MD5 SHA1 SHA512 TLSH

        TECHTOOL.HTM

        • Path C:\Program Files\Microsoft Office\root\Stationery\1033\TECHTOOL.HTM
        • Size 578B
        • SHA256 4b06b53df602c040ed3f6d847788e86f9e193e63dd6e9aefe16cb226bb124826
        • MD5 SHA1 SHA512 TLSH

        MCABOUT.HTM

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\1033\MCABOUT.HTM
        • Size 11KB
        • SHA256 1102b8a9933b2191f1b80bd9bc478f301536216332ddf2986d3ffc792474be3d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        bkbbtzlb.exe

        • Path C:\Program Files\VideoLAN\VLC\lua\http\bkbbtzlb.exe
        • Size 63KB
        • SHA256 d10de9f658274194badcb3934184e6fee51e4e111a192a514232ee664e3594ef
        • MD5 SHA1 SHA512 SSDEEP TLSH

        index.html

        • Path C:\Program Files\VideoLAN\VLC\lua\http\index.html
        • Size 15KB
        • SHA256 fafd09abc8d33f454a6a43b419b36d49032ce5ef27e59b56343a74653b604e38
        • MD5 SHA1 SHA512 SSDEEP TLSH

        kznjrtew.exe

        • Path C:\Program Files\VideoLAN\VLC\lua\http\kznjrtew.exe
        • Size 63KB
        • SHA256 bd03bc6e9e5f65cd5eab25a8e67f90b4dc29cceecc4a6f216b84c76d9da14baa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        mobile_browse.html

        • Path C:\Program Files\VideoLAN\VLC\lua\http\mobile_browse.html
        • Size 2KB
        • SHA256 be2444da786629081d966e76943b2ff1aa4e38e21b8410acde01230bac9271cc
        • MD5 SHA1 SHA512 TLSH

        mobile_equalizer.html

        • Path C:\Program Files\VideoLAN\VLC\lua\http\mobile_equalizer.html
        • Size 2KB
        • SHA256 3610e2fc9b60f34e03ac6806482bf4a02c93f64fc5d9dc2f03792c15c88e09f8
        • MD5 SHA1 SHA512 TLSH

        mobile_view.html

        • Path C:\Program Files\VideoLAN\VLC\lua\http\mobile_view.html
        • Size 2KB
        • SHA256 66dbb5626106c321650af0cd5cff2040a1921e118bf2fe634b4223ed841dbfbb
        • MD5 SHA1 SHA512 TLSH

        urdvxc.exe

        • Path C:\Windows\SysWOW64\urdvxc.exe
        • Size 63KB
        • SHA256 ac97d2d662278eec2f691fc2a76e0a4a9f9b3bfffa83b5b10658eb2b943e99ee
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1608-86-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-79-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-15-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-818-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-90-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-36-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-89-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-43-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-41-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-65-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-44-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-47-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-84-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-49-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-81-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-14-0x0000000000400000-0x0000000000427000-memory.dmp

        memory/1608-50-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-63-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-53-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-77-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-54-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-57-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-72-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-58-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-71-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-60-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-69-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/1608-66-0x00000000001D0000-0x00000000001EF000-memory.dmp

        memory/2916-80-0x00000000001C0000-0x00000000001DF000-memory.dmp

        memory/3648-34-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-91-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-62-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-67-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-61-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-68-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-59-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-70-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-73-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-56-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-10-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-55-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-76-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-52-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-51-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-78-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-48-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-82-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-83-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-46-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-45-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-87-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-88-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-37-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-35-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-64-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-357-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-21-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-33-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-32-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-31-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-30-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-29-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-28-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-27-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-26-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-25-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-16-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-24-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-20-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/3648-23-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/4624-7-0x0000000000400000-0x0000000000427000-memory.dmp

        memory/4624-8-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/4624-6-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/4840-22-0x00000000001C0000-0x00000000001DF000-memory.dmp

        memory/4840-12-0x00000000001C0000-0x00000000001DF000-memory.dmp

        memory/4852-0-0x0000000000400000-0x0000000000427000-memory.dmp

        memory/4852-75-0x00000000001E0000-0x00000000001FF000-memory.dmp

        memory/4852-1-0x00000000001E0000-0x00000000001FF000-memory.dmp