Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-07-2024 14:36

General

  • Target

    d9a1fee73bbabf615efe795b0e23b708e726fe2a8b9303ead84988e9f28c3a16.exe

  • Size

    258KB

  • MD5

    d3f2d3e13d28341a0cccbc01adedd184

  • SHA1

    62550d29c50193d51bcfde0ac4b90b4a4bbf2f04

  • SHA256

    d9a1fee73bbabf615efe795b0e23b708e726fe2a8b9303ead84988e9f28c3a16

  • SHA512

    8c783b9d30f32d524aa8261b0f78c8fea2a20a4f5d53e1667e3918a0dcea9b56ece0f996e4d18bdc595612f6d67bd780a61bc93eba624959552c32436818d6d3

  • SSDEEP

    1536:s3SHmLKarIpYQILFkbeumIkA39xSZW175V7UZQJ0UjsWpcdVO4Mqg+aJRaCAd1uq:skF3plLRkgUA1nQZwFGVO4Mqg+WDY

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 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 20 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3412
      • C:\Users\Admin\AppData\Local\Temp\d9a1fee73bbabf615efe795b0e23b708e726fe2a8b9303ead84988e9f28c3a16.exe
        "C:\Users\Admin\AppData\Local\Temp\d9a1fee73bbabf615efe795b0e23b708e726fe2a8b9303ead84988e9f28c3a16.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:3956
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aBEEB.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4980
          • C:\Users\Admin\AppData\Local\Temp\d9a1fee73bbabf615efe795b0e23b708e726fe2a8b9303ead84988e9f28c3a16.exe
            "C:\Users\Admin\AppData\Local\Temp\d9a1fee73bbabf615efe795b0e23b708e726fe2a8b9303ead84988e9f28c3a16.exe"
            4⤵
            • Executes dropped EXE
            PID:1716
        • 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:4532
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:4848
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:1652

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe

        Filesize

        244KB

        MD5

        39a1b36398c637f0cd29c65f8359515c

        SHA1

        266403d3e245727104a4a57f3cabc8cab983bd4d

        SHA256

        73934a898e5f417094900ed59480d24d10ca80b978b2d3a5275f93abd293d110

        SHA512

        bc639cd7365fbbf05cc09c4e0e8647ac23978310436b7065100769d75c999921b6e63fb0441c77be11bb03852d7716489b92168424b22fbfa43b4f7efbee1547

      • C:\Program Files\7-Zip\7z.exe

        Filesize

        571KB

        MD5

        6535dcf7cd8099cf13f571ff677c7991

        SHA1

        a93b7228aef37c360973bbc205a5b05bf12f8562

        SHA256

        3428d67e00ad5f89f929478ef437ec211755fa7e73f78888c9f1de90c0db7894

        SHA512

        39ced09cf431a4c1e4f42ed86933b3c13206c087d106c96188d3bea6918eb1857f8e6034307d76e198149879057de079cbfddaf3f4755e12e811b5d59ffd046d

      • C:\ProgramData\Package Cache\{63880b41-04fc-4f9b-92c4-4455c255eb8c}\windowsdesktop-runtime-8.0.2-win-x64.exe

        Filesize

        637KB

        MD5

        9cba1e86016b20490fff38fb45ff4963

        SHA1

        378720d36869d50d06e9ffeef87488fbc2a8c8f7

        SHA256

        a22e6d0f5c7d44fefc2204e0f7c7b048e1684f6cf249ba98c006bbf791c22d19

        SHA512

        2f3737d29ea3925d10ea5c717786425f6434be732974586328f03691a35cd1539828e3301685749e5c4135b8094f15b87fb9659915de63678a25749e2f8f5765

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

        Filesize

        722B

        MD5

        d52d08c861ccf1d38123755f7d6d21bc

        SHA1

        3fb16acdf41e9ce0fbcffc6c6b43bd2127300af7

        SHA256

        1b345466bb8954b655deaa5fb49b93ccdfe7cd4464d7df89bd3f4fdfb6775f0b

        SHA512

        28d5069b9158bf93bec6e5707c246779d28372428a42a49b6b6172d6f9f8e3f921eef81451f3b60da10ee06cc8b1437e21792bd7cc7658e68344bcdcc363e064

      • C:\Users\Admin\AppData\Local\Temp\d9a1fee73bbabf615efe795b0e23b708e726fe2a8b9303ead84988e9f28c3a16.exe.exe

        Filesize

        231KB

        MD5

        6f581a41167d2d484fcba20e6fc3c39a

        SHA1

        d48de48d24101b9baaa24f674066577e38e6b75c

        SHA256

        3eb8d53778eab9fb13b4c97aeab56e4bad2a6ea3748d342f22eaf4d7aa3185a7

        SHA512

        e1177b6cea89445d58307b3327c78909adff225497f9abb8de571cdd114b547a8f515ec3ab038b583bf752a085b231f6329d6ca82fbe6be8a58cd97a1dbaf0f6

      • C:\Windows\Logo1_.exe

        Filesize

        27KB

        MD5

        197c989de5ac7908f2d316404cb84a07

        SHA1

        d1dae3498db6c1b6fad51faadf8cede9af544e0b

        SHA256

        619bd3af03d3e7dca486da54b01733d77aa3c4cc404a2b9d1c2bab1ee335af24

        SHA512

        039e5754edac6eefefa8b5c6a8600a3e3fb6f8bb2470fff57b0d53cc483da17be8b3688fbc5b26112726816c3f28c74596e85c3e4411cfc310abb1c77d230540

      • F:\$RECYCLE.BIN\S-1-5-21-1176886754-713327781-2233697964-1000\_desktop.ini

        Filesize

        9B

        MD5

        76853822695e9314b90b205b5517a435

        SHA1

        de6e48d84826cfcd19abbaa1ff3daddc8d825fbf

        SHA256

        477608616359abe01b8ca52b48468a243766d1cc1569a285e6060139e5cd91d7

        SHA512

        74fec6d54ce20fe2ae6ccf59b4fdf8b36d7e03b0576e7c6633c34ae3ceb7d2a0e0e36204cb76956e306ae263a779431df59aeb175a0a56750832c71a8fe98783

      • memory/3956-8-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/3956-0-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/4532-26-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/4532-36-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/4532-32-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/4532-1232-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/4532-19-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/4532-4799-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/4532-10-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/4532-5244-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB