Analysis

  • max time kernel
    62s
  • max time network
    43s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    01-03-2023 01:24

General

  • Target

    e06b212b0c26d4f385a3623c64820b3ea4bbd83065646a38d1f3e0cfdfbb0898.msi

  • Size

    4.5MB

  • MD5

    68ba045e1427d63d03660ef2d88584d0

  • SHA1

    a3e9bd9adddf1aaaaff03cd69a7128e6fc774977

  • SHA256

    e06b212b0c26d4f385a3623c64820b3ea4bbd83065646a38d1f3e0cfdfbb0898

  • SHA512

    d677806a4c4ed419995b0ead65db4081c3e4b002e400fafb8d042d6695e7e17cc476a0ccc8df9c1caed164254ba2536c73891f89f6f9f57aea7a5421a6d964e8

  • SSDEEP

    98304:MYGKdAHTgvV1OsKnG5vgzfTVkdRTpRjbrvC7gEjT7A3:i81OsKG6zfTVkddpdTCRj

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Enumerates connected drives 3 TTPs 48 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 Windows directory 14 IoCs
  • Modifies data under HKEY_USERS 46 IoCs
  • Modifies registry class 23 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • Uses Volume Shadow Copy service COM API

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

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\e06b212b0c26d4f385a3623c64820b3ea4bbd83065646a38d1f3e0cfdfbb0898.msi
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1372
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1724
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 34AD1C47F38E3CB6FCA4E12799F18515
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1472
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        -NoProfile -Noninteractive -ExecutionPolicy Bypass -File "C:\Users\Admin\AppData\Local\Temp\pss93DB.ps1" -propFile "C:\Users\Admin\AppData\Local\Temp\msi936A.txt" -scriptFile "C:\Users\Admin\AppData\Local\Temp\scr937B.ps1" -scriptArgsFile "C:\Users\Admin\AppData\Local\Temp\scr938C.txt" -propSep " :<->: " -testPrefix "_testValue."
        3⤵
        • Blocklisted process makes network request
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        PID:1704
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:972
  • C:\Windows\system32\DrvInst.exe
    DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "0000000000000498" "0000000000000558"
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    PID:1696

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Config.Msi\6c8856.rbs

    Filesize

    606KB

    MD5

    f07a86d00a3c6876bf5ab98817143fac

    SHA1

    c23db1a44d52643a516f4076fc00070e87336b28

    SHA256

    93f37e85ef754d873b67f8f56dcf86c07b574cce52e3f0f2ce86ca3045942aed

    SHA512

    d1ed72eda03972929b9b07ecc0a53e1091fc7fc242d3b05149921939c9659f7bac8c1c000e6291f9c9beb8b2f1f5b58fb64ba54faab86a92d1d0a107a139c518

  • C:\Users\Admin\AppData\Local\Temp\pss93DB.ps1

    Filesize

    5KB

    MD5

    fc1bb6c87fd1f08b534e52546561c53c

    SHA1

    db402c5c1025cf8d3e79df7b868fd186243aa9d1

    SHA256

    a04750ed5f05b82b90f6b8ea3748ba246af969757a5a4b74a0e25b186add520b

    SHA512

    5495f4ac3c8f42394a82540449526bb8ddd91adf0a1a852a9e1f2d32a63858b966648b4099d9947d8ac68ee43824dacda24c337c5b97733905e36c4921280e86

  • C:\Users\Admin\AppData\Local\Temp\scr937B.ps1

    Filesize

    17KB

    MD5

    d815da347cf3c1a260840649beb56ff7

    SHA1

    4da95ffed10e7369b685a390fe4e99a6a1e1f416

    SHA256

    d6f001aeb36cdb8e6bbcb0d35ffe55c86ad5f942f9d0d15a089706801fdad931

    SHA512

    ca2cd68cf615db854c7ccc6cc5c84da4a8b5f6913229c856fc343ba3e7af8563b0afcd29e9d14ca75eb4cf833102a2ea8b802629f284819bfb2630a82d61b170

  • C:\Windows\Installer\6c8853.msi

    Filesize

    4.5MB

    MD5

    68ba045e1427d63d03660ef2d88584d0

    SHA1

    a3e9bd9adddf1aaaaff03cd69a7128e6fc774977

    SHA256

    e06b212b0c26d4f385a3623c64820b3ea4bbd83065646a38d1f3e0cfdfbb0898

    SHA512

    d677806a4c4ed419995b0ead65db4081c3e4b002e400fafb8d042d6695e7e17cc476a0ccc8df9c1caed164254ba2536c73891f89f6f9f57aea7a5421a6d964e8

  • C:\Windows\Installer\MSI8891.tmp

    Filesize

    436KB

    MD5

    475d20c0ea477a35660e3f67ecf0a1df

    SHA1

    67340739f51e1134ae8f0ffc5ae9dd710e8e3a08

    SHA256

    426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd

    SHA512

    99525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e

  • C:\Windows\Installer\MSI8B22.tmp

    Filesize

    436KB

    MD5

    475d20c0ea477a35660e3f67ecf0a1df

    SHA1

    67340739f51e1134ae8f0ffc5ae9dd710e8e3a08

    SHA256

    426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd

    SHA512

    99525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e

  • C:\Windows\Installer\MSI8B90.tmp

    Filesize

    436KB

    MD5

    475d20c0ea477a35660e3f67ecf0a1df

    SHA1

    67340739f51e1134ae8f0ffc5ae9dd710e8e3a08

    SHA256

    426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd

    SHA512

    99525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e

  • C:\Windows\Installer\MSI8B90.tmp

    Filesize

    436KB

    MD5

    475d20c0ea477a35660e3f67ecf0a1df

    SHA1

    67340739f51e1134ae8f0ffc5ae9dd710e8e3a08

    SHA256

    426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd

    SHA512

    99525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e

  • C:\Windows\Installer\MSI9321.tmp

    Filesize

    574KB

    MD5

    7b7d9e2c9b8236e7155f2f97254cb40e

    SHA1

    99621fc9d14511428d62d91c31865fb2c4625663

    SHA256

    df58faba241328b9645dcb5dec387ec5edd56e2d878384a4783f2c0a66f85897

    SHA512

    fbaa1560f03255f73be3e846959e4b7cbb1c24165d014ed01245639add6cc463975e5558567ab5704e18c9078a8a071c9e38dc1e499ba6e3dc507d4275b4a228

  • \Windows\Installer\MSI8891.tmp

    Filesize

    436KB

    MD5

    475d20c0ea477a35660e3f67ecf0a1df

    SHA1

    67340739f51e1134ae8f0ffc5ae9dd710e8e3a08

    SHA256

    426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd

    SHA512

    99525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e

  • \Windows\Installer\MSI8B22.tmp

    Filesize

    436KB

    MD5

    475d20c0ea477a35660e3f67ecf0a1df

    SHA1

    67340739f51e1134ae8f0ffc5ae9dd710e8e3a08

    SHA256

    426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd

    SHA512

    99525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e

  • \Windows\Installer\MSI8B90.tmp

    Filesize

    436KB

    MD5

    475d20c0ea477a35660e3f67ecf0a1df

    SHA1

    67340739f51e1134ae8f0ffc5ae9dd710e8e3a08

    SHA256

    426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd

    SHA512

    99525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e

  • \Windows\Installer\MSI9321.tmp

    Filesize

    574KB

    MD5

    7b7d9e2c9b8236e7155f2f97254cb40e

    SHA1

    99621fc9d14511428d62d91c31865fb2c4625663

    SHA256

    df58faba241328b9645dcb5dec387ec5edd56e2d878384a4783f2c0a66f85897

    SHA512

    fbaa1560f03255f73be3e846959e4b7cbb1c24165d014ed01245639add6cc463975e5558567ab5704e18c9078a8a071c9e38dc1e499ba6e3dc507d4275b4a228

  • memory/1704-91-0x00000000023B0000-0x00000000023F0000-memory.dmp

    Filesize

    256KB

  • memory/1704-90-0x00000000023B0000-0x00000000023F0000-memory.dmp

    Filesize

    256KB