Resubmissions

27/10/2024, 16:36

241027-t4cgaazgqn7

19/10/2024, 00:17

241019-ak9swsxfrr7

30/09/2024, 17:27

240930-v1devaxbll7

30/09/2024, 17:00

240930-vh8g9szdqg7

30/09/2024, 16:44

240930-t8tlcsvgjk7

29/09/2024, 17:22

240929-vxj38awgng7

29/09/2024, 16:13

240929-tn9rvavalh7

29/09/2024, 01:09

240929-bhyhhsterq7

Analysis

  • max time kernel
    474s
  • max time network
    432s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/09/2024, 17:27

General

  • Target
    TORA Operations Research Software/setup.exe
  • Size 137KB
  • Sample240930-v1devaxbll
  • SHA256 978123c86b1cbc981770fbd8bdfc58ef4030f8d9b3adf06b71b928cc0394c073
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Drops startup file 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 7 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in System32 directory 8 IoCs
  • Drops file in Program Files directory 5 IoCs
  • Drops file in Windows directory 10 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\TORA Operations Research Software\setup.exe
    "C:\Users\Admin\AppData\Local\Temp\TORA Operations Research Software\setup.exe"
    1⤵
    • Drops startup file
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2272
    • C:\Windows\Setup1.exe
      Setup1.exe "C:\Users\Admin\AppData\Local\Temp\TORA Operations Research Software\" "C:\WINDOWS\ST6UNST.000" "C:\WINDOWS\st6unst.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:1488
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:4012
    • C:\Program Files (x86)\vbTora98\tora.exe
      "C:\Program Files (x86)\vbTora98\tora.exe"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:3916

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          ST6UNST.LOG

          • Path C:\Program Files (x86)\vbTora98\ST6UNST.LOG
          • Size 2KB
          • SHA256 0041f2f237670299096a9f5b934cfa1f01978b7e0a2c41fcfbd87c4694e36154
          • MD5 SHA1 SHA512

          COMCAT.DLL

          • Path C:\Users\Admin\AppData\Local\Temp\msftqws.pdw\COMCAT.DLL
          • Size 21KB
          • SHA256 96d04cdfaf4f4d7b8722b139a15074975d4c244302f78034b7be65df1a92fd03
          • MD5 SHA1 SHA512 SSDEEP

          COMDLG32.OCX

          • Path C:\Users\Admin\AppData\Local\Temp\msftqws.pdw\COMDLG32.OCX
          • Size 137KB
          • SHA256 46f4fdb12c30742ff4607876d2f36cf432cdc7ec3d2c99097011448fc57e997c
          • MD5 SHA1 SHA512 SSDEEP

          DBGRID32.OCX

          • Path C:\Users\Admin\AppData\Local\Temp\msftqws.pdw\DBGRID32.OCX
          • Size 513KB
          • SHA256 6cc3e18193118e5d5e0d9a3c765ff2e649a99641b55a79abf1463ed5d46928db
          • MD5 SHA1 SHA512 SSDEEP

          MSFLXGRD.OCX

          • Path C:\Users\Admin\AppData\Local\Temp\msftqws.pdw\MSFLXGRD.OCX
          • Size 238KB
          • SHA256 4e592240b745546c15e95e26b2547cec86352a49ee1ef79b3e3d28df8b5a0e70
          • MD5 SHA1 SHA512 SSDEEP

          VB6STKIT.DLL

          • Path C:\Users\Admin\AppData\Local\Temp\msftqws.pdw\VB6STKIT.DLL
          • Size 99KB
          • SHA256 df6e2f111773adec3b33dcb0b31e2a4d21ef7d51740706335f411e2c999c0e6b
          • MD5 SHA1 SHA512 SSDEEP

          asycfilt.dll

          • Path C:\Users\Admin\AppData\Local\Temp\msftqws.pdw\asycfilt.dll
          • Size 63KB
          • SHA256 e701cb227daa19c9b91ecf9975a12351bc4d73454b894695a6c5f74f65b9b77a
          • MD5 SHA1 SHA512 SSDEEP

          msvbvm60.dll

          • Path C:\Users\Admin\AppData\Local\Temp\msftqws.pdw\msvbvm60.dll
          • Size 1.3MB
          • SHA256 fa75a67b0d6a8829993397c3a893c182641a8c4806bb1e46553dbad7f7aaf5d4
          • MD5 SHA1 SHA512 SSDEEP

          oleaut32.dll

          • Path C:\Users\Admin\AppData\Local\Temp\msftqws.pdw\oleaut32.dll
          • Size 540KB
          • SHA256 4397d0fe3ef2cdb85dd811b8743c7700bd4e6d8d3365dcba5286aa10adb2c24a
          • MD5 SHA1 SHA512 SSDEEP

          olepro32.dll

          • Path C:\Users\Admin\AppData\Local\Temp\msftqws.pdw\olepro32.dll
          • Size 81KB
          • SHA256 54d7ee1e4b43d2590b3b9b4a412717bfecfcce46f9dda68dba4695f135faa7b5
          • MD5 SHA1 SHA512 SSDEEP

          stdole2.tlb

          • Path C:\Users\Admin\AppData\Local\Temp\msftqws.pdw\stdole2.tlb
          • Size 17KB
          • SHA256 e2b26b1ad2d439dded0799d195ca918a03ccf22146690577e2704f871c098426
          • MD5 SHA1 SHA512 SSDEEP

          tora.exe

          • Path C:\Users\Admin\AppData\Local\Temp\msftqws.pdw\tora.exe
          • Size 1.1MB
          • SHA256 9a6e4f75fb820d8bf63d770a9c79f4717d1fc48ffba76940fc4dafa2320881fe
          • MD5 SHA1 SHA512 SSDEEP

          ST6UNST.000

          • Path C:\WINDOWS\ST6UNST.000
          • Size 1KB
          • SHA256 3341253261fdcb73f58aeab92cf0f31ed01e11d7e6f18f1943f10f57400402e7
          • MD5 SHA1 SHA512

          SETUP.LST

          • Path C:\Windows\SETUP.LST
          • Size 3KB
          • SHA256 274832c8ee77266af5bbad6552bba13a9d6db8fadadfd0b423555b30030442c6
          • MD5 SHA1 SHA512

          ST6UNST.EXE

          • Path C:\Windows\ST6UNST.EXE
          • Size 71KB
          • SHA256 7e60c894a8cead6880fd3ed040504d02304a0b961304e40741340e31f5fa973d
          • MD5 SHA1 SHA512 SSDEEP

          Setup1.exe

          • Path C:\Windows\Setup1.exe
          • Size 280KB
          • SHA256 6a15b76e1526e1fd6ebaecacc59c3e954d0feb0b566c81538ea6dad2edcffe16
          • MD5 SHA1 SHA512 SSDEEP

          tora.CAB

          • Path C:\Windows\tora.CAB
          • Size 1.9MB
          • SHA256 96ebc498a2c51c05c14660a62adb0e97b73b72aa26608008464bb5d291f7c55c
          • MD5 SHA1 SHA512 SSDEEP