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Analysis

  • max time kernel
    123s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/06/2023, 06:03

General

  • Target

    Ephesoft_2022.1.00.msi

  • Size

    34.7MB

  • MD5

    5b95da4bde68588bd62ea99ea4eca047

  • SHA1

    615b84ec3f9a5ae13eb7270198b3b6366202e1c0

  • SHA256

    baf21d78d970b90ecd53009c5121902e3a187a67897eb5296593e4a482a7b68e

  • SHA512

    62c944bc4a711dc718b88b065bfee4757baa3bc5f8323cf28a6318ef7aceedaa3a7060a26564eed048c6bf820905228f53f2394d9495186886ca9529a5d06318

  • SSDEEP

    786432:CxjS6fwt/cNGWNDcZPE0ca1phtDA5//fwMUqyd8DoXkVU:CjS6fwtENx6EwLhE/1foX6U

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 18 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Enumerates connected drives 3 TTPs 48 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\Ephesoft_2022.1.00.msi
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:4184
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4708
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding A26F9A24E2F73C947896E4C9F0687811 C
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:4380
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI71AA.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240551593 1 MyCustumAction!MyCustumAction.CustomActions.PreUIExecuteAction
        3⤵
        • Loads dropped DLL
        PID:1760
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI8250.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240616140 5 MyCustumAction!MyCustumAction.CustomActions.PreUIExecuteAction
        3⤵
        • Loads dropped DLL
        PID:1896
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSIA078.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240626671 9 MyCustumAction!MyCustumAction.CustomActions.CheckForUpgradeAction
        3⤵
        • Loads dropped DLL
        PID:2104

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Ephesoftlogs\log.txt

    Filesize

    1017B

    MD5

    08b4fe175dec932c82b181bff88041aa

    SHA1

    2dca3d2378cc51ca0574755cb70f3807c471588e

    SHA256

    14a54f6c3fa3fc66f93dea3a9753f9251abccf0b82512490d37c86836e2fa1b0

    SHA512

    b097fb1512db2e9a70a1b40d6e1e008dccf64091bf66037902e7ebacb5794cf821c33724b93d537c3acd5269d0ed3457764d981391c469dad34eead712e66509

  • C:\Users\Admin\AppData\Local\Ephesoftlogs\log.txt

    Filesize

    2KB

    MD5

    698e4a39e55c5a787ffe01dc466e18e9

    SHA1

    925ec182ba34b5bfab7b47121f6f941768db6334

    SHA256

    3d2fa0b8ed9d546220b0d69508684df7442f63bebf7aae616ad346383a0a18be

    SHA512

    66e791095d265a05a98687dac4e8ed7ea8a7a73279f70adb5dd52bb22197015b8c2450c511e34df00957cbd56bdf4285fde77520360a325816d5ed7c085e2f0a

  • C:\Users\Admin\AppData\Local\Ephesoftlogs\log.txt

    Filesize

    2KB

    MD5

    698e4a39e55c5a787ffe01dc466e18e9

    SHA1

    925ec182ba34b5bfab7b47121f6f941768db6334

    SHA256

    3d2fa0b8ed9d546220b0d69508684df7442f63bebf7aae616ad346383a0a18be

    SHA512

    66e791095d265a05a98687dac4e8ed7ea8a7a73279f70adb5dd52bb22197015b8c2450c511e34df00957cbd56bdf4285fde77520360a325816d5ed7c085e2f0a

  • C:\Users\Admin\AppData\Local\Ephesoftlogs\log.txt

    Filesize

    2KB

    MD5

    3f93127105b105e93959a9ea9043b947

    SHA1

    1acdfaa48b573620900b8ccac040141df7edd7aa

    SHA256

    6b2e7a589634377b30e7f48b843f3d69847d9d4d0fe97903ee3505c273257f03

    SHA512

    c22b756432d751ab8bcfb2601c8f5a760722378505d5e7b3473b55ca8fce3bcce1a380df0491eddf65d550aacfb2aa0c51f194af3a9222cd6c2c4d0b4a526437

  • C:\Users\Admin\AppData\Local\Ephesoftlogs\log.txt

    Filesize

    4KB

    MD5

    716e1433634336fdabfa158f9ba6a348

    SHA1

    dadfadf0020ed6ac6e53724859a6a5491859e38c

    SHA256

    e0ca7fb8e5de96ba8f04ca3f5ad67e48444743203f848e4565380215202ae67a

    SHA512

    e6a5bcd3cb446e4e3e643ce584b17f54226d7fd1e903fc293a42733156657005e1a34cd25be060f7b02a3e1622b3d34974eabcbba531de66bbc01e5b7c0f4719

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\rundll32.exe.log

    Filesize

    651B

    MD5

    9bbfe11735bac43a2ed1be18d0655fe2

    SHA1

    61141928bb248fd6e9cd5084a9db05a9b980fb3a

    SHA256

    549953bd4fc8acc868a9374ec684ebd9e7b23939adf551016f3433b642697b74

    SHA512

    a78c52b2ddc057dabf260eeb744b9f55eab3374ad96e1938a291d2b17f204a0d6e1aa02802de75f0b2cd6d156540d2ddee15e889b89d5e619207054df4c1d483

  • C:\Users\Admin\AppData\Local\Temp\MSI71AA.tmp

    Filesize

    29.4MB

    MD5

    567a5ab2638b38264895d5f149799ba9

    SHA1

    6b82a72b3bf447a585d010df857ac4b11dc302d2

    SHA256

    4a8e621855cdc318e116c6ac15e3d9fc8f1f2e02aab842159fa765d4a870aad7

    SHA512

    e50825841468fe20cfb2751fce06d35294685a3e71b8aec054fb8f1fb0da7e2917928ec0a6280fbd9500562a3556ca5f4e801d938f4981d36e987c25af8cdaeb

  • C:\Users\Admin\AppData\Local\Temp\MSI71AA.tmp

    Filesize

    29.4MB

    MD5

    567a5ab2638b38264895d5f149799ba9

    SHA1

    6b82a72b3bf447a585d010df857ac4b11dc302d2

    SHA256

    4a8e621855cdc318e116c6ac15e3d9fc8f1f2e02aab842159fa765d4a870aad7

    SHA512

    e50825841468fe20cfb2751fce06d35294685a3e71b8aec054fb8f1fb0da7e2917928ec0a6280fbd9500562a3556ca5f4e801d938f4981d36e987c25af8cdaeb

  • C:\Users\Admin\AppData\Local\Temp\MSI71AA.tmp

    Filesize

    29.4MB

    MD5

    567a5ab2638b38264895d5f149799ba9

    SHA1

    6b82a72b3bf447a585d010df857ac4b11dc302d2

    SHA256

    4a8e621855cdc318e116c6ac15e3d9fc8f1f2e02aab842159fa765d4a870aad7

    SHA512

    e50825841468fe20cfb2751fce06d35294685a3e71b8aec054fb8f1fb0da7e2917928ec0a6280fbd9500562a3556ca5f4e801d938f4981d36e987c25af8cdaeb

  • C:\Users\Admin\AppData\Local\Temp\MSI71AA.tmp-\Microsoft.Deployment.WindowsInstaller.dll

    Filesize

    172KB

    MD5

    345299551a530b716bc4e406377b36a9

    SHA1

    505bbee0eb47f5dfcf7fd28a5525390d8d3a4010

    SHA256

    9aebc76cb8c864593e0419162b2bf40b81bd52b3ff12edac1d032828df83dcfa

    SHA512

    ac0dc22c0a7cb4a7f6e1d84c928c36ece28094951de94deb3654efe7d5399a664f1b9a7a95aa3211093a6759409e22be64153abb965718a5165f6d25566ecf92

  • C:\Users\Admin\AppData\Local\Temp\MSI71AA.tmp-\Microsoft.Deployment.WindowsInstaller.dll

    Filesize

    172KB

    MD5

    345299551a530b716bc4e406377b36a9

    SHA1

    505bbee0eb47f5dfcf7fd28a5525390d8d3a4010

    SHA256

    9aebc76cb8c864593e0419162b2bf40b81bd52b3ff12edac1d032828df83dcfa

    SHA512

    ac0dc22c0a7cb4a7f6e1d84c928c36ece28094951de94deb3654efe7d5399a664f1b9a7a95aa3211093a6759409e22be64153abb965718a5165f6d25566ecf92

  • C:\Users\Admin\AppData\Local\Temp\MSI71AA.tmp-\MyCustumAction.dll

    Filesize

    31.7MB

    MD5

    e182bb806d2000a6d400af0590e17d74

    SHA1

    c6a1d1d81321d140ac7cd75805b040e801813449

    SHA256

    55f6f61e79a691eeb17cc6bce4fb82d1804b7021c55be7fd3dcb91dfd61cd2ce

    SHA512

    437917986452f9445b945a480dc4ef4f2bd748f462755547cda4cd876df968e3cae584ff2d83fa101f3d0e9ceb8dece184c857b2b501ab70de3eaddf2d57368d

  • C:\Users\Admin\AppData\Local\Temp\MSI71AA.tmp-\MyCustumAction.dll

    Filesize

    31.7MB

    MD5

    e182bb806d2000a6d400af0590e17d74

    SHA1

    c6a1d1d81321d140ac7cd75805b040e801813449

    SHA256

    55f6f61e79a691eeb17cc6bce4fb82d1804b7021c55be7fd3dcb91dfd61cd2ce

    SHA512

    437917986452f9445b945a480dc4ef4f2bd748f462755547cda4cd876df968e3cae584ff2d83fa101f3d0e9ceb8dece184c857b2b501ab70de3eaddf2d57368d

  • C:\Users\Admin\AppData\Local\Temp\MSI8250.tmp

    Filesize

    29.4MB

    MD5

    567a5ab2638b38264895d5f149799ba9

    SHA1

    6b82a72b3bf447a585d010df857ac4b11dc302d2

    SHA256

    4a8e621855cdc318e116c6ac15e3d9fc8f1f2e02aab842159fa765d4a870aad7

    SHA512

    e50825841468fe20cfb2751fce06d35294685a3e71b8aec054fb8f1fb0da7e2917928ec0a6280fbd9500562a3556ca5f4e801d938f4981d36e987c25af8cdaeb

  • C:\Users\Admin\AppData\Local\Temp\MSI8250.tmp

    Filesize

    29.4MB

    MD5

    567a5ab2638b38264895d5f149799ba9

    SHA1

    6b82a72b3bf447a585d010df857ac4b11dc302d2

    SHA256

    4a8e621855cdc318e116c6ac15e3d9fc8f1f2e02aab842159fa765d4a870aad7

    SHA512

    e50825841468fe20cfb2751fce06d35294685a3e71b8aec054fb8f1fb0da7e2917928ec0a6280fbd9500562a3556ca5f4e801d938f4981d36e987c25af8cdaeb

  • C:\Users\Admin\AppData\Local\Temp\MSI8250.tmp

    Filesize

    29.4MB

    MD5

    567a5ab2638b38264895d5f149799ba9

    SHA1

    6b82a72b3bf447a585d010df857ac4b11dc302d2

    SHA256

    4a8e621855cdc318e116c6ac15e3d9fc8f1f2e02aab842159fa765d4a870aad7

    SHA512

    e50825841468fe20cfb2751fce06d35294685a3e71b8aec054fb8f1fb0da7e2917928ec0a6280fbd9500562a3556ca5f4e801d938f4981d36e987c25af8cdaeb

  • C:\Users\Admin\AppData\Local\Temp\MSI8250.tmp-\CustomAction.config

    Filesize

    1KB

    MD5

    fefea5a8ba5ac601274278e604a76ba2

    SHA1

    a3c49e1ff019c6e8085ddf728bc0bfea81b55e13

    SHA256

    21d5d8306fc90e52237f86ddd8588d7a032caba1bc73622e21e297621057055a

    SHA512

    688a1a1532223ce6fb15611c14a787039efd074e46c7f0ee35ec1a16e35e50d9c4bfe4d332de71a233f72a6565c1dea9257a8330ae3a1213a5a66672e9727da8

  • C:\Users\Admin\AppData\Local\Temp\MSI8250.tmp-\Microsoft.Deployment.WindowsInstaller.dll

    Filesize

    172KB

    MD5

    345299551a530b716bc4e406377b36a9

    SHA1

    505bbee0eb47f5dfcf7fd28a5525390d8d3a4010

    SHA256

    9aebc76cb8c864593e0419162b2bf40b81bd52b3ff12edac1d032828df83dcfa

    SHA512

    ac0dc22c0a7cb4a7f6e1d84c928c36ece28094951de94deb3654efe7d5399a664f1b9a7a95aa3211093a6759409e22be64153abb965718a5165f6d25566ecf92

  • C:\Users\Admin\AppData\Local\Temp\MSI8250.tmp-\Microsoft.Deployment.WindowsInstaller.dll

    Filesize

    172KB

    MD5

    345299551a530b716bc4e406377b36a9

    SHA1

    505bbee0eb47f5dfcf7fd28a5525390d8d3a4010

    SHA256

    9aebc76cb8c864593e0419162b2bf40b81bd52b3ff12edac1d032828df83dcfa

    SHA512

    ac0dc22c0a7cb4a7f6e1d84c928c36ece28094951de94deb3654efe7d5399a664f1b9a7a95aa3211093a6759409e22be64153abb965718a5165f6d25566ecf92

  • C:\Users\Admin\AppData\Local\Temp\MSI8250.tmp-\Microsoft.Deployment.WindowsInstaller.dll

    Filesize

    172KB

    MD5

    345299551a530b716bc4e406377b36a9

    SHA1

    505bbee0eb47f5dfcf7fd28a5525390d8d3a4010

    SHA256

    9aebc76cb8c864593e0419162b2bf40b81bd52b3ff12edac1d032828df83dcfa

    SHA512

    ac0dc22c0a7cb4a7f6e1d84c928c36ece28094951de94deb3654efe7d5399a664f1b9a7a95aa3211093a6759409e22be64153abb965718a5165f6d25566ecf92

  • C:\Users\Admin\AppData\Local\Temp\MSI8250.tmp-\MyCustumAction.dll

    Filesize

    31.7MB

    MD5

    e182bb806d2000a6d400af0590e17d74

    SHA1

    c6a1d1d81321d140ac7cd75805b040e801813449

    SHA256

    55f6f61e79a691eeb17cc6bce4fb82d1804b7021c55be7fd3dcb91dfd61cd2ce

    SHA512

    437917986452f9445b945a480dc4ef4f2bd748f462755547cda4cd876df968e3cae584ff2d83fa101f3d0e9ceb8dece184c857b2b501ab70de3eaddf2d57368d

  • C:\Users\Admin\AppData\Local\Temp\MSI8250.tmp-\MyCustumAction.dll

    Filesize

    31.7MB

    MD5

    e182bb806d2000a6d400af0590e17d74

    SHA1

    c6a1d1d81321d140ac7cd75805b040e801813449

    SHA256

    55f6f61e79a691eeb17cc6bce4fb82d1804b7021c55be7fd3dcb91dfd61cd2ce

    SHA512

    437917986452f9445b945a480dc4ef4f2bd748f462755547cda4cd876df968e3cae584ff2d83fa101f3d0e9ceb8dece184c857b2b501ab70de3eaddf2d57368d

  • C:\Users\Admin\AppData\Local\Temp\MSI8250.tmp-\MyCustumAction.dll

    Filesize

    31.7MB

    MD5

    e182bb806d2000a6d400af0590e17d74

    SHA1

    c6a1d1d81321d140ac7cd75805b040e801813449

    SHA256

    55f6f61e79a691eeb17cc6bce4fb82d1804b7021c55be7fd3dcb91dfd61cd2ce

    SHA512

    437917986452f9445b945a480dc4ef4f2bd748f462755547cda4cd876df968e3cae584ff2d83fa101f3d0e9ceb8dece184c857b2b501ab70de3eaddf2d57368d

  • C:\Users\Admin\AppData\Local\Temp\MSIA078.tmp

    Filesize

    29.4MB

    MD5

    567a5ab2638b38264895d5f149799ba9

    SHA1

    6b82a72b3bf447a585d010df857ac4b11dc302d2

    SHA256

    4a8e621855cdc318e116c6ac15e3d9fc8f1f2e02aab842159fa765d4a870aad7

    SHA512

    e50825841468fe20cfb2751fce06d35294685a3e71b8aec054fb8f1fb0da7e2917928ec0a6280fbd9500562a3556ca5f4e801d938f4981d36e987c25af8cdaeb

  • C:\Users\Admin\AppData\Local\Temp\MSIA078.tmp

    Filesize

    29.4MB

    MD5

    567a5ab2638b38264895d5f149799ba9

    SHA1

    6b82a72b3bf447a585d010df857ac4b11dc302d2

    SHA256

    4a8e621855cdc318e116c6ac15e3d9fc8f1f2e02aab842159fa765d4a870aad7

    SHA512

    e50825841468fe20cfb2751fce06d35294685a3e71b8aec054fb8f1fb0da7e2917928ec0a6280fbd9500562a3556ca5f4e801d938f4981d36e987c25af8cdaeb

  • C:\Users\Admin\AppData\Local\Temp\MSIA078.tmp

    Filesize

    29.4MB

    MD5

    567a5ab2638b38264895d5f149799ba9

    SHA1

    6b82a72b3bf447a585d010df857ac4b11dc302d2

    SHA256

    4a8e621855cdc318e116c6ac15e3d9fc8f1f2e02aab842159fa765d4a870aad7

    SHA512

    e50825841468fe20cfb2751fce06d35294685a3e71b8aec054fb8f1fb0da7e2917928ec0a6280fbd9500562a3556ca5f4e801d938f4981d36e987c25af8cdaeb

  • C:\Users\Admin\AppData\Local\Temp\MSIA078.tmp

    Filesize

    29.4MB

    MD5

    567a5ab2638b38264895d5f149799ba9

    SHA1

    6b82a72b3bf447a585d010df857ac4b11dc302d2

    SHA256

    4a8e621855cdc318e116c6ac15e3d9fc8f1f2e02aab842159fa765d4a870aad7

    SHA512

    e50825841468fe20cfb2751fce06d35294685a3e71b8aec054fb8f1fb0da7e2917928ec0a6280fbd9500562a3556ca5f4e801d938f4981d36e987c25af8cdaeb

  • C:\Users\Admin\AppData\Local\Temp\MSIA078.tmp-\Microsoft.Deployment.WindowsInstaller.dll

    Filesize

    172KB

    MD5

    345299551a530b716bc4e406377b36a9

    SHA1

    505bbee0eb47f5dfcf7fd28a5525390d8d3a4010

    SHA256

    9aebc76cb8c864593e0419162b2bf40b81bd52b3ff12edac1d032828df83dcfa

    SHA512

    ac0dc22c0a7cb4a7f6e1d84c928c36ece28094951de94deb3654efe7d5399a664f1b9a7a95aa3211093a6759409e22be64153abb965718a5165f6d25566ecf92

  • C:\Users\Admin\AppData\Local\Temp\MSIA078.tmp-\Microsoft.Deployment.WindowsInstaller.dll

    Filesize

    172KB

    MD5

    345299551a530b716bc4e406377b36a9

    SHA1

    505bbee0eb47f5dfcf7fd28a5525390d8d3a4010

    SHA256

    9aebc76cb8c864593e0419162b2bf40b81bd52b3ff12edac1d032828df83dcfa

    SHA512

    ac0dc22c0a7cb4a7f6e1d84c928c36ece28094951de94deb3654efe7d5399a664f1b9a7a95aa3211093a6759409e22be64153abb965718a5165f6d25566ecf92

  • C:\Users\Admin\AppData\Local\Temp\MSIA078.tmp-\MyCustumAction.dll

    Filesize

    31.7MB

    MD5

    e182bb806d2000a6d400af0590e17d74

    SHA1

    c6a1d1d81321d140ac7cd75805b040e801813449

    SHA256

    55f6f61e79a691eeb17cc6bce4fb82d1804b7021c55be7fd3dcb91dfd61cd2ce

    SHA512

    437917986452f9445b945a480dc4ef4f2bd748f462755547cda4cd876df968e3cae584ff2d83fa101f3d0e9ceb8dece184c857b2b501ab70de3eaddf2d57368d

  • C:\Users\Admin\AppData\Local\Temp\MSIA078.tmp-\MyCustumAction.dll

    Filesize

    31.7MB

    MD5

    e182bb806d2000a6d400af0590e17d74

    SHA1

    c6a1d1d81321d140ac7cd75805b040e801813449

    SHA256

    55f6f61e79a691eeb17cc6bce4fb82d1804b7021c55be7fd3dcb91dfd61cd2ce

    SHA512

    437917986452f9445b945a480dc4ef4f2bd748f462755547cda4cd876df968e3cae584ff2d83fa101f3d0e9ceb8dece184c857b2b501ab70de3eaddf2d57368d

  • memory/1760-149-0x0000000005320000-0x0000000005330000-memory.dmp

    Filesize

    64KB

  • memory/1760-150-0x0000000005320000-0x0000000005330000-memory.dmp

    Filesize

    64KB

  • memory/1760-151-0x0000000005320000-0x0000000005330000-memory.dmp

    Filesize

    64KB

  • memory/1760-155-0x0000000007360000-0x0000000009324000-memory.dmp

    Filesize

    31.8MB

  • memory/1760-148-0x0000000005360000-0x000000000538E000-memory.dmp

    Filesize

    184KB

  • memory/1896-221-0x0000000002920000-0x0000000002930000-memory.dmp

    Filesize

    64KB

  • memory/1896-230-0x0000000002920000-0x0000000002930000-memory.dmp

    Filesize

    64KB

  • memory/1896-372-0x0000000002920000-0x0000000002930000-memory.dmp

    Filesize

    64KB

  • memory/2104-247-0x0000000004FA0000-0x0000000004FB0000-memory.dmp

    Filesize

    64KB

  • memory/2104-248-0x0000000004FA0000-0x0000000004FB0000-memory.dmp

    Filesize

    64KB

  • memory/2104-268-0x0000000004FE0000-0x0000000005002000-memory.dmp

    Filesize

    136KB

  • memory/2104-374-0x0000000004FA0000-0x0000000004FB0000-memory.dmp

    Filesize

    64KB

  • memory/2104-373-0x0000000004FA0000-0x0000000004FB0000-memory.dmp

    Filesize

    64KB