Resubmissions

09/03/2024, 00:10

240309-agetcabb6y8

09/03/2024, 00:06

240309-adr99sac648

Analysis

  • max time kernel
    120s
  • max time network
    131s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    09/03/2024, 00:06

General

  • Target
    AMASS 2.0/AMASS/setup.exe
  • Size 140.6MB
  • Sample240309-adr99sac64
  • SHA256 94c303148b663e9b069a4254d3a5d858bd14f173e0366053a1c0a076b49a1bf9
  • MD5 SHA1 SHA512 SSDEEP
Score
6/10

Malware Config

Signatures

  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\AMASS 2.0\AMASS\setup.exe
    "C:\Users\Admin\AppData\Local\Temp\AMASS 2.0\AMASS\setup.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2364
    • C:\Users\Admin\AppData\Local\Temp\{10789B45-B0A7-4C24-8066-F2A69B14497A}\setup.exe
      C:\Users\Admin\AppData\Local\Temp\{10789B45-B0A7-4C24-8066-F2A69B14497A}\setup.exe /q"C:\Users\Admin\AppData\Local\Temp\AMASS 2.0\AMASS\setup.exe" /tempdisk1folder"C:\Users\Admin\AppData\Local\Temp\{10789B45-B0A7-4C24-8066-F2A69B14497A}" /IS_temp
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2968
      • C:\Windows\system32\MSIEXEC.EXE
        "C:\Windows\system32\MSIEXEC.EXE" /i "C:\Users\Admin\AppData\Local\Downloaded Installations\{45C7EAD5-A76E-4803-9ADF-38D8A95B4990}\Malvern Panalytical AMASS.msi" SETUPEXEDIR="C:\Users\Admin\AppData\Local\Temp\AMASS 2.0\AMASS" SETUPEXENAME="setup.exe"
        3⤵
        • Enumerates connected drives
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        PID:2488
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c rmdir /s /q "C:\Users\Admin\AppData\Local\Temp\{10789B45-B0A7-4C24-8066-F2A69B14497A}"
        3⤵
          PID:1248
    • C:\Windows\system32\msiexec.exe
      C:\Windows\system32\msiexec.exe /V
      1⤵
      • Enumerates connected drives
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2504
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 241B6E2EB6BB5EC42232CF7129F45F46 C
        2⤵
        • Loads dropped DLL
        PID:2912

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          Malvern Panalytical AMASS.msi

          • Path C:\Users\Admin\AppData\Local\Downloaded Installations\{45C7EAD5-A76E-4803-9ADF-38D8A95B4990}\Malvern Panalytical AMASS.msi
          • Size 1.5MB
          • SHA256 8b1fc861587476b5e1ee09ac9cee9efa220b5bae9f38f3a3e60c591d2137c5f8
          • MD5 SHA1 SHA512 SSDEEP

          Malvern Panalytical AMASS.msi

          • Path C:\Users\Admin\AppData\Local\Downloaded Installations\{45C7EAD5-A76E-4803-9ADF-38D8A95B4990}\Malvern Panalytical AMASS.msi
          • Size 481KB
          • SHA256 f123c165f58974cf935ee73949cc6446f205496ec054659959f73c51b20bd31d
          • MD5 SHA1 SHA512 SSDEEP

          0x0409.ini

          • Path C:\Users\Admin\AppData\Local\Temp\{10789B45-B0A7-4C24-8066-F2A69B14497A}\0x0409.ini
          • Size 21KB
          • SHA256 8b76df0ffc9a226b532b60936765b852b89780c6e475c152f7c320e085e43948
          • MD5 SHA1 SHA512 SSDEEP

          _ISMSIDEL.INI

          • Path C:\Users\Admin\AppData\Local\Temp\{10789B45-B0A7-4C24-8066-F2A69B14497A}\_ISMSIDEL.INI
          • Size 592B
          • SHA256 68bd603453d8cd97004ba774c7c3dc5d0cff22b33b7ab84773350a215d9cb7ab
          • MD5 SHA1 SHA512

          _ISMSIDEL.INI

          • Path C:\Users\Admin\AppData\Local\Temp\{10789B45-B0A7-4C24-8066-F2A69B14497A}\_ISMSIDEL.INI
          • Size 20B
          • SHA256 0a33c5dffabcf31a1f6802026e9e2eef4b285e57fd79d52fdcd98d6502d14b13
          • MD5 SHA1 SHA512

          setup.exe

          • Path C:\Users\Admin\AppData\Local\Temp\{10789B45-B0A7-4C24-8066-F2A69B14497A}\setup.exe
          • Size 3.9MB
          • SHA256 589ef0563142ff109e97314b377e56bbed37b1076c68636c74ea6c4d1b047546
          • MD5 SHA1 SHA512 SSDEEP

          setup.exe

          • Path C:\Users\Admin\AppData\Local\Temp\{10789B45-B0A7-4C24-8066-F2A69B14497A}\setup.exe
          • Size 4.1MB
          • SHA256 cb32a08493fbff1588a522597b332331f3fd77c176cf9de69b5f58b56c3108e7
          • MD5 SHA1 SHA512 SSDEEP

          ~5C26.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\~5C26.tmp
          • Size 5KB
          • SHA256 5425ac9206290d4bf84f8f49b442439bf44fe1bfdbbc18d7b486796261dce87e
          • MD5 SHA1 SHA512 SSDEEP

          MSI82C7.tmp

          • Path \Users\Admin\AppData\Local\Temp\MSI82C7.tmp
          • Size 165KB
          • SHA256 1f6f0d9f136bc170cfbc48a1015113947087ac27aed1e3e91673ffc91b9f390b
          • MD5 SHA1 SHA512 SSDEEP

          setup.exe

          • Path \Users\Admin\AppData\Local\Temp\{10789B45-B0A7-4C24-8066-F2A69B14497A}\setup.exe
          • Size 5.9MB
          • SHA256 34d6fbcfba5e9bdad3c2ea8e85ecdd2930dfc955519ac17998ec9c9a66a661f6
          • MD5 SHA1 SHA512 SSDEEP