Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    28/05/2024, 16:06

General

  • Target

    8b5187d08b28ac3db2dd3a728991a1511c6da6a3a1c70735605343e78378be48.exe

  • Size

    26KB

  • MD5

    c6e3a45db7ba5baf158a975358eec7b9

  • SHA1

    c2061431cf30c6e7426fd73b96c5f4f0007c781b

  • SHA256

    8b5187d08b28ac3db2dd3a728991a1511c6da6a3a1c70735605343e78378be48

  • SHA512

    8650a8e60165853f64dded820d45175a37595b12c1bb708a25164e0ffe93b2a9a3f84e532f31958e82cdcf7a33e541c3ab03f316c0db31b8f4b204ecaa063f78

  • SSDEEP

    768:61ODKAaDMG8H92RwZNQSwcfymNBg+g61GoL:8fgLdQAQfcfymN

Score
6/10

Malware Config

Signatures

  • 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 1 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1208
      • C:\Users\Admin\AppData\Local\Temp\8b5187d08b28ac3db2dd3a728991a1511c6da6a3a1c70735605343e78378be48.exe
        "C:\Users\Admin\AppData\Local\Temp\8b5187d08b28ac3db2dd3a728991a1511c6da6a3a1c70735605343e78378be48.exe"
        2⤵
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1640
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1900
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2836

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        251KB

        MD5

        bd6131f2b2d65934a2e30a9a7f022a63

        SHA1

        5de0ec00a65e11f7ec3781180db6619666af1dd5

        SHA256

        4fc7f81de6f1853b5b0f4fdf2eedc78e370808c808d36d5604894d9455ae03f9

        SHA512

        d555e73163c7bcee3adb4321d498f4851b2f1dc431c7b1844af5d738b358692672bcd4f42a23fa0a18aaffe1012b1cd9d426e15d0923d24df7539aaa91242d29

      • C:\Program Files\7-Zip\7z.exe

        Filesize

        570KB

        MD5

        cddf98e0373710bb89ccc637a4d48169

        SHA1

        e3d62e9eac49606a1a88f15ed91ce64a9cee2e11

        SHA256

        b4a15041a1fc87c63b3274093a16abd4e444e2c51630fe3d744b65addac3bd2f

        SHA512

        4e11820cfaab65839ff15f4011634f7fade9cb584d8115c66e4207242ec6443f037f6a0f58be6b3f160b19541dab0fb4a830ec1929ad0c52b30329e6edff8663

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

        Filesize

        471KB

        MD5

        4cfdb20b04aa239d6f9e83084d5d0a77

        SHA1

        f22863e04cc1fd4435f785993ede165bd8245ac6

        SHA256

        30ed17ca6ae530e8bf002bcef6048f94dba4b3b10252308147031f5c86ace1b9

        SHA512

        35b4c2f68a7caa45f2bb14b168947e06831f358e191478a6659b49f30ca6f538dc910fe6067448d5d8af4cb8558825d70f94d4bd67709aee414b2be37d49be86

      • F:\$RECYCLE.BIN\S-1-5-21-2737914667-933161113-3798636211-1000\_desktop.ini

        Filesize

        9B

        MD5

        e850d9ceb7ebcc619d731dc2f1377b2b

        SHA1

        a45553c9057075c02e28f90d5e8ea57a0dddbacc

        SHA256

        b682a6e85069777ca22f84b99607acd09640eaa80029d74363c0a5aabddead4c

        SHA512

        be92bd8393d0fe69559ec55e1068fcd77ccc699361a9cb98d467bd51a029c371852b7a1196ad53fa8865e956582e6a4d35f6ac6fea3832058b7a427133b0048c

      • memory/1208-5-0x00000000025A0000-0x00000000025A1000-memory.dmp

        Filesize

        4KB

      • memory/1640-66-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1640-0-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1640-72-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1640-20-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1640-420-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1640-1850-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1640-14-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1640-3310-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1640-7-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB