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Analysis

  • max time kernel
    151s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    12/10/2023, 22:02

General

  • Target

    5d10c66c29637b3d2f8c2b7cd501a9d0df1f34ed0d018fe6496c82907573939c.exe

  • Size

    130KB

  • MD5

    3f9c4773f4a114fa486802f67952af9c

  • SHA1

    7624e7e72196d39718467a651ca6d87ed664f27d

  • SHA256

    5d10c66c29637b3d2f8c2b7cd501a9d0df1f34ed0d018fe6496c82907573939c

  • SHA512

    d5132ee9d28f962ee083acd9adcdabb5488a1e0ac53e0d49053751a939af55d5f0bd9a062fc43d6df3b4ca50c9bd83c40fcf49c88c666e04856510bd25ad8d3b

  • SSDEEP

    3072:dftffjmNp6lSdjdGxfXPBgN0wS4SmHknODW+yw561vhvon8Cu1:tVfjmN+xfXeN0YSlODP5qsa

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 25 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1228
      • C:\Users\Admin\AppData\Local\Temp\5d10c66c29637b3d2f8c2b7cd501a9d0df1f34ed0d018fe6496c82907573939c.exe
        "C:\Users\Admin\AppData\Local\Temp\5d10c66c29637b3d2f8c2b7cd501a9d0df1f34ed0d018fe6496c82907573939c.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:2808
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$a8353.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:2092
          • C:\Users\Admin\AppData\Local\Temp\5d10c66c29637b3d2f8c2b7cd501a9d0df1f34ed0d018fe6496c82907573939c.exe
            "C:\Users\Admin\AppData\Local\Temp\5d10c66c29637b3d2f8c2b7cd501a9d0df1f34ed0d018fe6496c82907573939c.exe"
            4⤵
            • Executes dropped EXE
            PID:2788
        • 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:2620
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2744
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:2792

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\$$a8353.bat

        Filesize

        722B

        MD5

        0e262f2ff33f694c4e82c2fec68efe5d

        SHA1

        2daa6a0dd50ed0a81f8fcf21bc25126f3bb983e0

        SHA256

        3e6dcf1d203a17a8e7e635aaaf33b31abf819ff8bc091625c0a835d529512947

        SHA512

        9b5a5cdfdc9bdc00664d450c8e9df301610a0944ffa74c55e13503a06db7bdced4b06bfb1d9ac10d8502d13d3e1837ac8243aa7ad31f4218fc5b00ae90e503ce

      • C:\Users\Admin\AppData\Local\Temp\$$a8353.bat

        Filesize

        722B

        MD5

        0e262f2ff33f694c4e82c2fec68efe5d

        SHA1

        2daa6a0dd50ed0a81f8fcf21bc25126f3bb983e0

        SHA256

        3e6dcf1d203a17a8e7e635aaaf33b31abf819ff8bc091625c0a835d529512947

        SHA512

        9b5a5cdfdc9bdc00664d450c8e9df301610a0944ffa74c55e13503a06db7bdced4b06bfb1d9ac10d8502d13d3e1837ac8243aa7ad31f4218fc5b00ae90e503ce

      • C:\Users\Admin\AppData\Local\Temp\5d10c66c29637b3d2f8c2b7cd501a9d0df1f34ed0d018fe6496c82907573939c.exe

        Filesize

        104KB

        MD5

        8c40debdd310ecabae5e13c747d4dbe1

        SHA1

        1305ff6198deedd84101a26e24f9ba6e8741faa0

        SHA256

        edd575cb557452eb1643bc486ad253c14a4f4412045537bdbcd06e41c380b84c

        SHA512

        108123958b878596a3617121c0aa62f2ca96e805aa880d84be6af54dab8a2cae07c29501dfb8fa2ca460da5a83128ed48147fff391f64951a66f32c80f982c20

      • C:\Users\Admin\AppData\Local\Temp\5d10c66c29637b3d2f8c2b7cd501a9d0df1f34ed0d018fe6496c82907573939c.exe.exe

        Filesize

        104KB

        MD5

        8c40debdd310ecabae5e13c747d4dbe1

        SHA1

        1305ff6198deedd84101a26e24f9ba6e8741faa0

        SHA256

        edd575cb557452eb1643bc486ad253c14a4f4412045537bdbcd06e41c380b84c

        SHA512

        108123958b878596a3617121c0aa62f2ca96e805aa880d84be6af54dab8a2cae07c29501dfb8fa2ca460da5a83128ed48147fff391f64951a66f32c80f982c20

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        ef6b152d20d85fa5f08f11fd01ae7d99

        SHA1

        f83ca8480a772e18bb8f53e0c12891ffbdb5fcd4

        SHA256

        2c7a5ab62040587b3d59d81bb480811c32b146920acbe558374898ef005ce2c7

        SHA512

        eb95d953a4fa8eb68cb607bf2730a858062e523a6c4eb0862ad7fcd44db119f5c3f23fdc0b270359baa0dced3226977854843bc58545af2ec26c11bb88e3b1e5

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        ef6b152d20d85fa5f08f11fd01ae7d99

        SHA1

        f83ca8480a772e18bb8f53e0c12891ffbdb5fcd4

        SHA256

        2c7a5ab62040587b3d59d81bb480811c32b146920acbe558374898ef005ce2c7

        SHA512

        eb95d953a4fa8eb68cb607bf2730a858062e523a6c4eb0862ad7fcd44db119f5c3f23fdc0b270359baa0dced3226977854843bc58545af2ec26c11bb88e3b1e5

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        ef6b152d20d85fa5f08f11fd01ae7d99

        SHA1

        f83ca8480a772e18bb8f53e0c12891ffbdb5fcd4

        SHA256

        2c7a5ab62040587b3d59d81bb480811c32b146920acbe558374898ef005ce2c7

        SHA512

        eb95d953a4fa8eb68cb607bf2730a858062e523a6c4eb0862ad7fcd44db119f5c3f23fdc0b270359baa0dced3226977854843bc58545af2ec26c11bb88e3b1e5

      • C:\Windows\rundl132.exe

        Filesize

        26KB

        MD5

        ef6b152d20d85fa5f08f11fd01ae7d99

        SHA1

        f83ca8480a772e18bb8f53e0c12891ffbdb5fcd4

        SHA256

        2c7a5ab62040587b3d59d81bb480811c32b146920acbe558374898ef005ce2c7

        SHA512

        eb95d953a4fa8eb68cb607bf2730a858062e523a6c4eb0862ad7fcd44db119f5c3f23fdc0b270359baa0dced3226977854843bc58545af2ec26c11bb88e3b1e5

      • F:\$RECYCLE.BIN\S-1-5-21-3185155662-718608226-894467740-1000\_desktop.ini

        Filesize

        10B

        MD5

        743754b59d55d26c081d8f839a3662c8

        SHA1

        8e88e3bda53f58b9122f6f9c9a5f23f80e7be6c7

        SHA256

        bbb0f1aae4572c821fac1d6b7890df67d9f4a7576af30e70925192dded063e8b

        SHA512

        1e8d9e5e1651bd2aaef969713d949cc4ddab58c53d0be31392d660aedeb621a0f968196e4938d2ba75e40ebdb7557cee23bf5587877268cb087fdd09a8abba1b

      • \Users\Admin\AppData\Local\Temp\5d10c66c29637b3d2f8c2b7cd501a9d0df1f34ed0d018fe6496c82907573939c.exe

        Filesize

        104KB

        MD5

        8c40debdd310ecabae5e13c747d4dbe1

        SHA1

        1305ff6198deedd84101a26e24f9ba6e8741faa0

        SHA256

        edd575cb557452eb1643bc486ad253c14a4f4412045537bdbcd06e41c380b84c

        SHA512

        108123958b878596a3617121c0aa62f2ca96e805aa880d84be6af54dab8a2cae07c29501dfb8fa2ca460da5a83128ed48147fff391f64951a66f32c80f982c20

      • memory/1228-30-0x0000000002960000-0x0000000002961000-memory.dmp

        Filesize

        4KB

      • memory/2620-41-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2620-99-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2620-1422-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2620-22-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2620-912-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2620-33-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2620-596-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2620-261-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2620-44-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2620-47-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2620-93-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2808-32-0x00000000020C0000-0x00000000020F4000-memory.dmp

        Filesize

        208KB

      • memory/2808-0-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2808-12-0x00000000020C0000-0x00000000020F4000-memory.dmp

        Filesize

        208KB

      • memory/2808-16-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2808-17-0x00000000020C0000-0x00000000020F4000-memory.dmp

        Filesize

        208KB