Analysis

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

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 04:09

General

  • Target
    setup_9x.exe
  • Size 6.1MB
  • Sample260804-eq7myavyat
  • SHA256 ad7396d0efca6d14b654bc0ba10506e46a4839613fbc63a4628db57d1910d699
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 12 IoCs
  • Badlisted process makes network request 2 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Drops file in Program Files directory 9 IoCs
  • Drops file in Windows directory 13 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.

  • 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 SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs
  • Uses Volume Shadow Copy service COM API

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\setup_9x.exe
    "C:\Users\Admin\AppData\Local\Temp\setup_9x.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2840
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Badlisted process makes network request
    • Enumerates connected drives
    • 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:1344
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding E05A7AE680CD0A6B2BDF499B21DE6EB2 C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:5568
  • C:\PROGRA~2\COMMON~1\INSTAL~1\Driver\10\INTEL3~1\IDriver.exe
    C:\PROGRA~2\COMMON~1\INSTAL~1\Driver\10\INTEL3~1\IDriver.exe -Embedding
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Enumerates connected drives
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:1472
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    PID:4352
  • C:\Windows\system32\srtasks.exe
    C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
    1⤵
      PID:4812

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          e5966c3.rbs

          • Path C:\Config.Msi\e5966c3.rbs
          • Size 51KB
          • SHA256 c8f88b61d149560a522f2b5eb7e0e019c2b25f908688a362fb2f23d55075635c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          IScrCnv.dll

          • Path C:\PROGRA~2\COMMON~1\INSTAL~1\Driver\10\INTEL3~1\IScrCnv.dll
          • Size 256KB
          • SHA256 02a761aa2c05fe1b3f95284557bd55ac9d6a82ab72a18de70dac1820c6f03751
          • MD5 SHA1 SHA512 SSDEEP TLSH

          iusercnv.dll

          • Path C:\PROGRA~2\COMMON~1\INSTAL~1\Driver\10\INTEL3~1\iusercnv.dll
          • Size 168KB
          • SHA256 820a03405d4a7a0ddc20f7be3c79266d1bbc6a7778c791c6de260ac9c51e77ec
          • MD5 SHA1 SHA512 SSDEEP TLSH

          objpscnv.dll

          • Path C:\PROGRA~2\COMMON~1\INSTAL~1\Driver\10\INTEL3~1\objpscnv.dll
          • Size 32KB
          • SHA256 dbe6d61dbd15894aa2a304d36c2a6ec0e8e3e78438df35124ba2bd58df9e6e6a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          IDriver.exe

          • Path C:\Program Files (x86)\Common Files\InstallShield\Driver\10\Intel 32\IDriver.exe
          • Size 744KB
          • SHA256 e398cb00486e49de8f3dfa278cce395fd4c02a4795fb61b2e73653cbcdb75eea
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ISRT.DLL

          • Path C:\Program Files (x86)\Common Files\InstallShield\Driver\10\Intel 32\ISRT.DLL
          • Size 400KB
          • SHA256 dce057a7eeea266a1cbc630505d08eed458284b30e25dab4f7c7ae142835b660
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _ISRES1033.DLL

          • Path C:\Program Files (x86)\Common Files\InstallShield\Driver\10\Intel 32\_ISRES1033.DLL
          • Size 528KB
          • SHA256 14d8231e716b79e66d2ef1a971f74ff6244af0c89717977e7131e7cf7de2072b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          iGdiCnv.dll

          • Path C:\Program Files (x86)\Common Files\InstallShield\Driver\10\Intel 32\iGdiCnv.dll
          • Size 176KB
          • SHA256 aa86d6fa20a0be2d41aec48a47b5d94f316acb4c4b7d8c6054d9988b27d108d7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSIAF70.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\MSIAF70.tmp
          • Size 108KB
          • SHA256 48fde6fb1eb73eb9b4b5ee7ac964bb5400e6561876d1ff8ff332c9afa24ec8a3
          • MD5 SHA1 SHA512 SSDEEP TLSH

          0x0409.ini

          • Path C:\Users\Admin\AppData\Local\Temp\_is3753\0x0409.ini
          • Size 5KB
          • SHA256 43160e278e4302e378e754149c6394bc51d1969a7941687cfcc6c00b25151282
          • MD5 SHA1 SHA512 SSDEEP TLSH

          1033.MST

          • Path C:\Users\Admin\AppData\Local\Temp\_is3753\1033.MST
          • Size 3KB
          • SHA256 b8ad989084b14ee06240130a2190b9c383b06ba852a97f018b0117b4f384cc91
          • MD5 SHA1 SHA512 TLSH

          CP2102_9xme.msi

          • Path C:\Users\Admin\AppData\Local\Temp\_is3753\CP2102_9xme.msi
          • Size 1.6MB
          • SHA256 4de39d38739b2d5d07d51d15c989f80dba7157b8e66b7448eaf3edec6942d36f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ISScript10.Msi

          • Path C:\Users\Admin\AppData\Local\Temp\_is3753\ISScript10.Msi
          • Size 876KB
          • SHA256 76e1acaa795755548fccf95bf99590febb1474d70ef107c4ff589df77d65df4a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _ISMSIDEL.INI

          • Path C:\Users\Admin\AppData\Local\Temp\_is3753\_ISMSIDEL.INI
          • Size 413B
          • SHA256 c7292adbec90de1bfcc2317a9747737f53402bb53de54cd7382d465ed82075f5
          • MD5 SHA1 SHA512 TLSH

          _ISMSIDEL.INI

          • Path C:\Users\Admin\AppData\Local\Temp\_is3753\_ISMSIDEL.INI
          • Size 334B
          • SHA256 67dd3e6a2ea2c34d1fc18f7a0652eb94f7cfd008869ea1bd3bb2d009e4d751f5
          • MD5 SHA1 SHA512 TLSH

          _ISMSIDEL.INI

          • Path C:\Users\Admin\AppData\Local\Temp\_is3753\_ISMSIDEL.INI
          • Size 11B
          • SHA256 17ad78845c9c6a8e97a5bd14be56700a51ee85867c979ed6cf538e1fed82cf7c
          • MD5 SHA1 SHA512

          ~3733.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\~3733.tmp
          • Size 1KB
          • SHA256 fc827bcc7c5d809f18bf3f2066a56919e0ced85453edf11b438dffc4e5c780f9
          • MD5 SHA1 SHA512 TLSH

          memory/1472-175-0x0000000003E20000-0x0000000003E4C000-memory.dmp

          memory/1472-182-0x0000000006020000-0x0000000006086000-memory.dmp

          memory/1472-190-0x0000000006170000-0x000000000619E000-memory.dmp

          memory/1472-186-0x00000000060B0000-0x0000000006136000-memory.dmp