Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    26/08/2023, 08:12

General

  • Target

    a609f173646b6977f20f8679509ff8a05832f04fdbcc5d07ff59917f7a15e443.exe

  • Size

    26KB

  • MD5

    16268cd19624363352751e751da00c35

  • SHA1

    f2695c026182ce8c5d77a5d26273a4dc6b66cc2f

  • SHA256

    a609f173646b6977f20f8679509ff8a05832f04fdbcc5d07ff59917f7a15e443

  • SHA512

    b64c3c2c8992f6c56a2b924538fd09dcb2759c25cb3ae3f16a8aa51b23a8d053f5a43f450f2f0a94cb814dd6b36128e7929db33d05a2ad479ec6f58a9d384e34

  • SSDEEP

    768:7rf1ODKAaDMG8H92RwZNQSw+IlJIJJREIOAEeF1:7rNfgLdQAQfhJIJ0IO61

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:1176
      • C:\Users\Admin\AppData\Local\Temp\a609f173646b6977f20f8679509ff8a05832f04fdbcc5d07ff59917f7a15e443.exe
        "C:\Users\Admin\AppData\Local\Temp\a609f173646b6977f20f8679509ff8a05832f04fdbcc5d07ff59917f7a15e443.exe"
        2⤵
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2152
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1604
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:1832

      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

              43238539fea1b4184f28e1637b979477

              SHA1

              26292fcba4371991def6d8d424fc1da9dc1c0a57

              SHA256

              2ffe6b4f66ba04a9e6f0e46169ee3f578960c7e2192dc2934bdb2838a1eb3a60

              SHA512

              66c5ce6cb573a782417465a1ff93f59281e16b91e59ade3acf23b895b9e51e26d26b5336883540736819099d096189d77acb52357f10edf333005fc4bd7e2c24

            • C:\Program Files\7-Zip\7zFM.exe

              Filesize

              874KB

              MD5

              9ee25f35200a8370c5441e19aa763fd5

              SHA1

              a651689f7c545b6e6d84fd267d789796930b4d90

              SHA256

              f2a463957b7f1bdbb202650961f5785b6a131058a9878307b6d52e8e6c2a46e6

              SHA512

              7c6bbdc1a23fc612139163fc9dbf043bbdd8920da1695d8f9880009b8c5594aa56c03f1ee50f2d9b8040cdeb9eaf0429ac3800552e2fc6c735f8fd0fd10eb720

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

              Filesize

              471KB

              MD5

              f9fc019eacb573ec828d2d9ff6a48318

              SHA1

              b91958dc8d178b6eeb35e829bab84d0fb12c2280

              SHA256

              bf9ba3df2bad76d15f4efe42c0c59f37b9454907958892df8ab996552658934e

              SHA512

              998ba7bc7cdd5df3e1acfda6f4f92ec9d27732e1e182177dff310f3c918f3be99626a3526bebdff5bb7eb980640434baf56e0f08bfd125168c0a9e37e7239305

            • F:\$RECYCLE.BIN\S-1-5-21-2969888527-3102471180-2307688834-1000\_desktop.ini

              Filesize

              9B

              MD5

              f69e51f788b9591cc1a5c32b5d8555e0

              SHA1

              8690c2639d514f6a56d096f7729496ef0e7dbccf

              SHA256

              9c946a7ed190442c6c3cab3b0c1324cee605d4e233e75fc2192f4cff06c92c28

              SHA512

              2db2a58e8a4bb5db019f8a378abf6e12526810029bd9540474ff68cca7e9dc6705f4de550106bfd7f4ba33308da7722c641bb3d5d1b13a2d972609fbb3fb8c34

            • memory/1176-5-0x0000000002970000-0x0000000002971000-memory.dmp

              Filesize

              4KB

            • memory/2152-66-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/2152-0-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/2152-73-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/2152-20-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/2152-82-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/2152-1825-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/2152-14-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/2152-3285-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/2152-7-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB