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Analysis

  • max time kernel
    149s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    28/08/2023, 23:21

General

  • Target

    1c1130dc2d62c3a2cee36f92735c5ef7659a7417bac229104a67ca3ff49365ba.exe

  • Size

    5.3MB

  • MD5

    5ece96a6cf2823a588d82cf91fd4dbe9

  • SHA1

    c20ca8b1103c7366641f4ffb25c40cbd73e93f52

  • SHA256

    1c1130dc2d62c3a2cee36f92735c5ef7659a7417bac229104a67ca3ff49365ba

  • SHA512

    91c5f7741e5d37998944a8b9c0d2f5debe61d828fd9ef974c14522781a8a7222831ca1420d4c8b6da088c829e259348f6153a3cdfe557178563a6249ec98147d

  • SSDEEP

    98304:FNDwSlUk9KPsUxfAdNmkVi+qkPZKOBuyaoY7cjG:F1Uk9KmdNmksOBuyaopjG

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 2 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 FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1188
      • C:\Users\Admin\AppData\Local\Temp\1c1130dc2d62c3a2cee36f92735c5ef7659a7417bac229104a67ca3ff49365ba.exe
        "C:\Users\Admin\AppData\Local\Temp\1c1130dc2d62c3a2cee36f92735c5ef7659a7417bac229104a67ca3ff49365ba.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:2676
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$a6C98.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:2528
          • C:\Users\Admin\AppData\Local\Temp\1c1130dc2d62c3a2cee36f92735c5ef7659a7417bac229104a67ca3ff49365ba.exe
            "C:\Users\Admin\AppData\Local\Temp\1c1130dc2d62c3a2cee36f92735c5ef7659a7417bac229104a67ca3ff49365ba.exe"
            4⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SendNotifyMessage
            • Suspicious use of WriteProcessMemory
            PID:2868
            • C:\Users\Admin\AppData\Local\Temp\1c1130dc2d62c3a2cee36f92735c5ef7659a7417bac229104a67ca3ff49365ba.exe
              "C:\Users\Admin\AppData\Local\Temp\1c1130dc2d62c3a2cee36f92735c5ef7659a7417bac229104a67ca3ff49365ba.exe" --type=collab-renderer --proc=2868
              5⤵
              • Executes dropped EXE
              PID:2760
        • 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:2816
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:3028
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:2968

      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

        81b06f57ca2cfe07af1fe7b100def4ea

        SHA1

        a08f68d1feaf149fdc4be41ccaaa338b13a17ca2

        SHA256

        b955a3ea725a738090bc850c090197555f7512882f4c268836675dd29549c8bb

        SHA512

        aa845f6f3295a0446f042479d779b0a7f6b1b87bd5a1073f090f252678f44e745c6635f5a8749deb7128b87cb8aba64425276265b2ac6b9590d613b63860fb64

      • 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\$$a6C98.bat

        Filesize

        722B

        MD5

        f1977275c6c60b326de0f5c43d3b1b67

        SHA1

        9e534d2e992adfce0e965f9e8edeccc764518355

        SHA256

        0505055453b169fe8eaa235d35dcd447d8c26db149e4a4f6de06231d7a864f2c

        SHA512

        17602ee43f707e155dfaddcfa71eed75c7410691a13f0347ad0f2b4b72451cb2d3f713409e366f459adbbed6e718e5a409e95c8f102e9424f59b5d867cd01234

      • C:\Users\Admin\AppData\Local\Temp\$$a6C98.bat

        Filesize

        722B

        MD5

        f1977275c6c60b326de0f5c43d3b1b67

        SHA1

        9e534d2e992adfce0e965f9e8edeccc764518355

        SHA256

        0505055453b169fe8eaa235d35dcd447d8c26db149e4a4f6de06231d7a864f2c

        SHA512

        17602ee43f707e155dfaddcfa71eed75c7410691a13f0347ad0f2b4b72451cb2d3f713409e366f459adbbed6e718e5a409e95c8f102e9424f59b5d867cd01234

      • C:\Users\Admin\AppData\Local\Temp\1c1130dc2d62c3a2cee36f92735c5ef7659a7417bac229104a67ca3ff49365ba.exe

        Filesize

        5.2MB

        MD5

        da61964cb887eea438a6a2e85a4bdc6a

        SHA1

        c10d9e551ae8765d2af746f863d671c42e126a1e

        SHA256

        f6330cbf1a1799f06a71d2b5b19affae0e211a5299c117c4fde2528b92cd9e13

        SHA512

        aacbea034e58e716c6a4bfd8e3ed66f6d9102a9d52c4805c241d625f50c272c13f66094b65c2eb3ead06b4f09c617ab7a4f08426bfed969ba7bea25723acdc00

      • C:\Users\Admin\AppData\Local\Temp\1c1130dc2d62c3a2cee36f92735c5ef7659a7417bac229104a67ca3ff49365ba.exe

        Filesize

        5.2MB

        MD5

        da61964cb887eea438a6a2e85a4bdc6a

        SHA1

        c10d9e551ae8765d2af746f863d671c42e126a1e

        SHA256

        f6330cbf1a1799f06a71d2b5b19affae0e211a5299c117c4fde2528b92cd9e13

        SHA512

        aacbea034e58e716c6a4bfd8e3ed66f6d9102a9d52c4805c241d625f50c272c13f66094b65c2eb3ead06b4f09c617ab7a4f08426bfed969ba7bea25723acdc00

      • C:\Users\Admin\AppData\Local\Temp\1c1130dc2d62c3a2cee36f92735c5ef7659a7417bac229104a67ca3ff49365ba.exe.exe

        Filesize

        5.2MB

        MD5

        da61964cb887eea438a6a2e85a4bdc6a

        SHA1

        c10d9e551ae8765d2af746f863d671c42e126a1e

        SHA256

        f6330cbf1a1799f06a71d2b5b19affae0e211a5299c117c4fde2528b92cd9e13

        SHA512

        aacbea034e58e716c6a4bfd8e3ed66f6d9102a9d52c4805c241d625f50c272c13f66094b65c2eb3ead06b4f09c617ab7a4f08426bfed969ba7bea25723acdc00

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        013a588f71fb07f7dfe8f7b5d696d6fb

        SHA1

        4a040c122c07137a6ed66b7084935d94f227b6cc

        SHA256

        7989655e764cc3ef74803b51e5bd62c9d865c74b024cc0d10edc7301bb5b5671

        SHA512

        1635e67d734a7d498c4ff53ad7379f6b613698055809964c5e0a2e35ccfb1adcc6486a2ca66d8088ad070243c7243b73ef231a9988081e2d6b68a6bba9fec561

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        013a588f71fb07f7dfe8f7b5d696d6fb

        SHA1

        4a040c122c07137a6ed66b7084935d94f227b6cc

        SHA256

        7989655e764cc3ef74803b51e5bd62c9d865c74b024cc0d10edc7301bb5b5671

        SHA512

        1635e67d734a7d498c4ff53ad7379f6b613698055809964c5e0a2e35ccfb1adcc6486a2ca66d8088ad070243c7243b73ef231a9988081e2d6b68a6bba9fec561

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        013a588f71fb07f7dfe8f7b5d696d6fb

        SHA1

        4a040c122c07137a6ed66b7084935d94f227b6cc

        SHA256

        7989655e764cc3ef74803b51e5bd62c9d865c74b024cc0d10edc7301bb5b5671

        SHA512

        1635e67d734a7d498c4ff53ad7379f6b613698055809964c5e0a2e35ccfb1adcc6486a2ca66d8088ad070243c7243b73ef231a9988081e2d6b68a6bba9fec561

      • C:\Windows\rundl132.exe

        Filesize

        26KB

        MD5

        013a588f71fb07f7dfe8f7b5d696d6fb

        SHA1

        4a040c122c07137a6ed66b7084935d94f227b6cc

        SHA256

        7989655e764cc3ef74803b51e5bd62c9d865c74b024cc0d10edc7301bb5b5671

        SHA512

        1635e67d734a7d498c4ff53ad7379f6b613698055809964c5e0a2e35ccfb1adcc6486a2ca66d8088ad070243c7243b73ef231a9988081e2d6b68a6bba9fec561

      • F:\$RECYCLE.BIN\S-1-5-21-1024678951-1535676557-2778719785-1000\_desktop.ini

        Filesize

        9B

        MD5

        ec7139d5bb99bcebaf0b91c58a9ec5aa

        SHA1

        70404362dd74e309722fd282c3492ec95674123c

        SHA256

        eb17ae1b1de9e95e0d159893048f2de5c1c158467e768cc0ddbaa517c45e0582

        SHA512

        b0114d8f74b17836819b750cff2b590b652e04bb2dc0e9dc8bffac7ed66bd9ded03cd35abc7fc0fcd0127a994c283dcd162e97e6dd76f5a903ff59e4951dfc48

      • \Users\Admin\AppData\Local\Temp\1c1130dc2d62c3a2cee36f92735c5ef7659a7417bac229104a67ca3ff49365ba.exe

        Filesize

        5.2MB

        MD5

        da61964cb887eea438a6a2e85a4bdc6a

        SHA1

        c10d9e551ae8765d2af746f863d671c42e126a1e

        SHA256

        f6330cbf1a1799f06a71d2b5b19affae0e211a5299c117c4fde2528b92cd9e13

        SHA512

        aacbea034e58e716c6a4bfd8e3ed66f6d9102a9d52c4805c241d625f50c272c13f66094b65c2eb3ead06b4f09c617ab7a4f08426bfed969ba7bea25723acdc00

      • \Users\Admin\AppData\Local\Temp\1c1130dc2d62c3a2cee36f92735c5ef7659a7417bac229104a67ca3ff49365ba.exe

        Filesize

        5.2MB

        MD5

        da61964cb887eea438a6a2e85a4bdc6a

        SHA1

        c10d9e551ae8765d2af746f863d671c42e126a1e

        SHA256

        f6330cbf1a1799f06a71d2b5b19affae0e211a5299c117c4fde2528b92cd9e13

        SHA512

        aacbea034e58e716c6a4bfd8e3ed66f6d9102a9d52c4805c241d625f50c272c13f66094b65c2eb3ead06b4f09c617ab7a4f08426bfed969ba7bea25723acdc00

      • memory/1188-31-0x0000000002A40000-0x0000000002A41000-memory.dmp

        Filesize

        4KB

      • memory/2676-16-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2676-12-0x0000000000220000-0x0000000000254000-memory.dmp

        Filesize

        208KB

      • memory/2676-0-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2816-93-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2816-47-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2816-21-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2816-100-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2816-143-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2816-1852-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2816-41-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2816-3312-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2816-33-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB