Overview

overview

7

Static

static

3

Orifice Fl...up.exe

windows10-2004-x64

7

Orifice Fl...up.exe

windows11-ltsc_2024-x64

7

Analysis

  • max time kernel
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260617-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260617-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    22/06/2026, 18:14

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General

  • Target
    Orifice Flow Calculator/setup.exe
  • Size 5.5MB
  • Sample260622-wvcf2afs8t
  • SHA256 6c4b3c35410e5628e902e9f855e07f4b8807ca1091bd82c2700182e7a9637131
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
discoveryransomware

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Enumerates connected drives 3 TTPs 49 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 3 IoCs
  • Drops file in Windows directory 33 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.

    discovery
  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 3 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\Orifice Flow Calculator\setup.exe
    "C:\Users\Admin\AppData\Local\Temp\Orifice Flow Calculator\setup.exe"
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:884
    • C:\Windows\SysWOW64\MSIEXEC.EXE
      MSIEXEC.EXE /i "C:\Windows\Downloaded Installations\{511CE659-261F-48C8-B61E-21DFABD95EE0}\Daniel Orifice Flow Calculator.msi" SETUPEXEDIR="C:\Users\Admin\AppData\Local\Temp\Orifice Flow Calculator"
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      PID:5672
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4284
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 0A9D2EB3C55D665D3D829A0EF1907652 C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:948
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:5196
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:5124

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          e599d02.rbs
          • Path C:\Config.Msi\e599d02.rbs
          • Size 186KB
          • SHA256 1527e087614f4dfb90f64b8b1e74ba6e8ece65b794d7adddc66b5fd7a3c25666
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          Orifice Calculator.exe
          • Path C:\Program Files (x86)\Daniel\Orifice Calculator\Orifice Calculator.exe
          • Size 260KB
          • SHA256 a696a93a1bd7f6644f43a0abb2f9c90b9b13cc2f36f3c901b9e383e007d979e9
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          MSIC445.tmp
          • Path C:\Users\Admin\AppData\Local\Temp\MSIC445.tmp
          • Size 60KB
          • SHA256 0e3ae45c266f836b5cbaf732712e452b74cb26613480e11908fbed7d7a65982a
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          NewShortcut3.exe
          • Path C:\Windows\Installer\{42759811-4AB6-43AF-B49D-737318C87748}\NewShortcut3.exe
          • Size 766B
          • SHA256 067a1458861dfc84b6c370391d30aac5c607bbaad0f0905ddd494ed48a893fd1
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          0x0409.ini
          • Path F:\_isB300\0x0409.ini
          • Size 4KB
          • SHA256 ddc0262ecaf411329b7d6b0510696e934f7f15887a9b81084ef3b1d07c7f3824
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          Daniel Orifice Flow Calculator.msi
          • Path F:\_isB300\Daniel Orifice Flow Calculator.msi
          • Size 1.9MB
          • SHA256 2af4877b545d105fa9b11bd6a0e924565bcd9762f8d6b03d2e75f4ad34400af2
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          Setup.INI
          • Path F:\_isB300\Setup.INI
          • Size 1KB
          • SHA256 04dffb32223521107327e4fcec3e1d5832d50a2bee6edec89ea315bf882eaa25
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          _ISMSIDEL.INI
          • Path F:\_isB300\_ISMSIDEL.INI
          • Size 9B
          • SHA256 39dc0aa1c73f37aca1528e6b1dbece97e523cd1324e9b577f5dc5e2217197868
          • MD5 SHA1 SHA512
          Submit Download

          metadata-2
          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 26.1MB
          • SHA256 0ba3d4b85d081db6a5d90f471cea2c8228438cc8535617eb4e600b5924a08866
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          {37c0ae5d-549d-419e-b425-f30a87951f56}_OnDiskSnapshotProp
          • Path \??\Volume{2e4f07ee-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{37c0ae5d-549d-419e-b425-f30a87951f56}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 d1d001575ba173b7b2148b758ed906f32baa8d198a17c6b4ae8d905c577ebffc
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download