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Analysis

  • max time kernel
    104s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    10/10/2023, 22:26

General

  • Target

    472dcadda6b0c009deb997b83ad3dd89e4b80b5fbf4637f64cc280521a822be2.exe

  • Size

    122KB

  • MD5

    d28d3d4d2d8c5cd938d85beada8ad680

  • SHA1

    7279e7100d1e7ab52d1373062571fdc4c53feeb0

  • SHA256

    472dcadda6b0c009deb997b83ad3dd89e4b80b5fbf4637f64cc280521a822be2

  • SHA512

    34fe40b7dced69e6d02a7510749f209aaa269705fbf330c71c878dd83b8278bb24880ebfda4ac7a9c44d264dbbd18240c1fc78ed99829fa7d62541c4214e1099

  • SSDEEP

    3072:OftffjmNSoFHzg2I0PpPNX6RLXWertCQyyNU:2VfjmNvZzhPpPNq6QyH

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1204
      • C:\Users\Admin\AppData\Local\Temp\472dcadda6b0c009deb997b83ad3dd89e4b80b5fbf4637f64cc280521a822be2.exe
        "C:\Users\Admin\AppData\Local\Temp\472dcadda6b0c009deb997b83ad3dd89e4b80b5fbf4637f64cc280521a822be2.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:2224
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$a7D5A.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:2592
          • C:\Users\Admin\AppData\Local\Temp\472dcadda6b0c009deb997b83ad3dd89e4b80b5fbf4637f64cc280521a822be2.exe
            "C:\Users\Admin\AppData\Local\Temp\472dcadda6b0c009deb997b83ad3dd89e4b80b5fbf4637f64cc280521a822be2.exe"
            4⤵
            • Executes dropped EXE
            PID:2660
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • Executes dropped EXE
          • Enumerates connected drives
          • Drops file in Program Files directory
          • Drops file in Windows directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:3040
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2720
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:2864

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

        Filesize

        251KB

        MD5

        69f6da654a3a49de8590243642d590c3

        SHA1

        f78aaa784459c8ae30c9a3c4d3859e2c865fa1f8

        SHA256

        56be6a70c7a51c57f12564c5da636e21c3238a085f6dcdb3ffcb3d3e61d4ccc8

        SHA512

        3bd6cf50d13e42ce4264c24b67bccf93e45d360bcecf496df62e22678dbccd8ddc774e575bcd83332fcdf13e2b8f6b4a40df30ec07decf5915dfdeedae21e684

      • C:\ProgramData\Package Cache\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\vcredist_x64.exe

        Filesize

        471KB

        MD5

        4cfdb20b04aa239d6f9e83084d5d0a77

        SHA1

        f22863e04cc1fd4435f785993ede165bd8245ac6

        SHA256

        30ed17ca6ae530e8bf002bcef6048f94dba4b3b10252308147031f5c86ace1b9

        SHA512

        35b4c2f68a7caa45f2bb14b168947e06831f358e191478a6659b49f30ca6f538dc910fe6067448d5d8af4cb8558825d70f94d4bd67709aee414b2be37d49be86

      • C:\Users\Admin\AppData\Local\Temp\$$a7D5A.bat

        Filesize

        722B

        MD5

        a9db50e0143f879f9d70a01efcd47b7c

        SHA1

        a238cc4b54fc5b4dec78f9b15c5299287de3cb54

        SHA256

        a2c7faf7fe9c352373ab19bfef9f800543063b66fdf058f3d320d9a5bca6700b

        SHA512

        8c21de84238e637276aa6f992d4d1aac885147015117ea70aed1b73c795db4ffdf4a21caeabeff60c2a4cbcd9132c1b83fd6ab319e5375f7153bfcd5f02c7264

      • C:\Users\Admin\AppData\Local\Temp\$$a7D5A.bat

        Filesize

        722B

        MD5

        a9db50e0143f879f9d70a01efcd47b7c

        SHA1

        a238cc4b54fc5b4dec78f9b15c5299287de3cb54

        SHA256

        a2c7faf7fe9c352373ab19bfef9f800543063b66fdf058f3d320d9a5bca6700b

        SHA512

        8c21de84238e637276aa6f992d4d1aac885147015117ea70aed1b73c795db4ffdf4a21caeabeff60c2a4cbcd9132c1b83fd6ab319e5375f7153bfcd5f02c7264

      • C:\Users\Admin\AppData\Local\Temp\472dcadda6b0c009deb997b83ad3dd89e4b80b5fbf4637f64cc280521a822be2.exe

        Filesize

        96KB

        MD5

        4f777a9f156035ab4670da6cdcbd651c

        SHA1

        78b6f97056e6d5674bbcb94f13c4bf5527319c02

        SHA256

        77a8efbcc5e81e9534ad80aa2836105491f015d8a7355d0ba960f8fe5df3d0c8

        SHA512

        244dae23bcabfe4f7bcd10af02f24f88840fd91defd989cd39ad8a7ea4cb2829f9101e966a8d8ff95099269461afef587c7f8008437d8c23a91fee08acd33437

      • C:\Users\Admin\AppData\Local\Temp\472dcadda6b0c009deb997b83ad3dd89e4b80b5fbf4637f64cc280521a822be2.exe.exe

        Filesize

        96KB

        MD5

        4f777a9f156035ab4670da6cdcbd651c

        SHA1

        78b6f97056e6d5674bbcb94f13c4bf5527319c02

        SHA256

        77a8efbcc5e81e9534ad80aa2836105491f015d8a7355d0ba960f8fe5df3d0c8

        SHA512

        244dae23bcabfe4f7bcd10af02f24f88840fd91defd989cd39ad8a7ea4cb2829f9101e966a8d8ff95099269461afef587c7f8008437d8c23a91fee08acd33437

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        28948521636f027a6e321d0ece85f68b

        SHA1

        4cc393871c2174328558347094d44cef430836d9

        SHA256

        37d128b4b8f41d2ed52a38ef4b628fa082d4693729b1af11d4067a1781a1a197

        SHA512

        2952a8aca9924a6c5a1dbdb94f79a9da49696e88c06f50ca1ce3390efb2b9bb86c8fd1184a160e810485c8f7ff11bc0d58c22787877ae5a46c66d1a6a8173c3b

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        28948521636f027a6e321d0ece85f68b

        SHA1

        4cc393871c2174328558347094d44cef430836d9

        SHA256

        37d128b4b8f41d2ed52a38ef4b628fa082d4693729b1af11d4067a1781a1a197

        SHA512

        2952a8aca9924a6c5a1dbdb94f79a9da49696e88c06f50ca1ce3390efb2b9bb86c8fd1184a160e810485c8f7ff11bc0d58c22787877ae5a46c66d1a6a8173c3b

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        28948521636f027a6e321d0ece85f68b

        SHA1

        4cc393871c2174328558347094d44cef430836d9

        SHA256

        37d128b4b8f41d2ed52a38ef4b628fa082d4693729b1af11d4067a1781a1a197

        SHA512

        2952a8aca9924a6c5a1dbdb94f79a9da49696e88c06f50ca1ce3390efb2b9bb86c8fd1184a160e810485c8f7ff11bc0d58c22787877ae5a46c66d1a6a8173c3b

      • C:\Windows\rundl132.exe

        Filesize

        26KB

        MD5

        28948521636f027a6e321d0ece85f68b

        SHA1

        4cc393871c2174328558347094d44cef430836d9

        SHA256

        37d128b4b8f41d2ed52a38ef4b628fa082d4693729b1af11d4067a1781a1a197

        SHA512

        2952a8aca9924a6c5a1dbdb94f79a9da49696e88c06f50ca1ce3390efb2b9bb86c8fd1184a160e810485c8f7ff11bc0d58c22787877ae5a46c66d1a6a8173c3b

      • F:\$RECYCLE.BIN\S-1-5-21-86725733-3001458681-3405935542-1000\_desktop.ini

        Filesize

        10B

        MD5

        81570c50286369016cef7a9f904c4b04

        SHA1

        b5758b23667cb35cad0adb23371b830fcee4f4e5

        SHA256

        b882f41a5c84d248a75714eaf215a9e363a49361b6a14beedb921ee3dfdb46a1

        SHA512

        0e6c479b0252e24635810b7d030cc9b5b17603ee20ccf62812446b8d15884521c6c7be65dfc0090bb1502e859fae27c2a63b3e58be714021f473a88407982162

      • \Users\Admin\AppData\Local\Temp\472dcadda6b0c009deb997b83ad3dd89e4b80b5fbf4637f64cc280521a822be2.exe

        Filesize

        96KB

        MD5

        4f777a9f156035ab4670da6cdcbd651c

        SHA1

        78b6f97056e6d5674bbcb94f13c4bf5527319c02

        SHA256

        77a8efbcc5e81e9534ad80aa2836105491f015d8a7355d0ba960f8fe5df3d0c8

        SHA512

        244dae23bcabfe4f7bcd10af02f24f88840fd91defd989cd39ad8a7ea4cb2829f9101e966a8d8ff95099269461afef587c7f8008437d8c23a91fee08acd33437

      • memory/1204-29-0x0000000001CE0000-0x0000000001CE1000-memory.dmp

        Filesize

        4KB

      • memory/2224-15-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2224-0-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2224-20-0x0000000000220000-0x0000000000254000-memory.dmp

        Filesize

        208KB

      • memory/3040-31-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3040-21-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3040-39-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3040-45-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3040-92-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3040-98-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3040-126-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3040-1851-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3040-3311-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB