Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/05/2024, 21:38

General

  • Target

    83cc25f78a8721dcf46b0dc1e99e76df097c40a4d8b5322e9a0539e2d73e2712.exe

  • Size

    484KB

  • MD5

    04f780b0897f3179639367361f158247

  • SHA1

    8501d87f2c477a79e9cc3e291bfcb7e9a507915b

  • SHA256

    83cc25f78a8721dcf46b0dc1e99e76df097c40a4d8b5322e9a0539e2d73e2712

  • SHA512

    e1654f23f9196ae6ba4331aee82f0822f5c93635c74b8dde15d1f399d50e57fd7f903b956e9205982e2a56e58e5ab1e57eb0db06f5f1bde703a323f507aefe1e

  • SSDEEP

    6144:qVfjmNIz1gL5pRTMTTjMkId/BynSx7dEe6XwzRaktNP08NhKs39zo43fTtl1fay7:k7+G1gL5pRTcAkS/3hzN8qE43fm78V

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 16 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3520
      • C:\Users\Admin\AppData\Local\Temp\83cc25f78a8721dcf46b0dc1e99e76df097c40a4d8b5322e9a0539e2d73e2712.exe
        "C:\Users\Admin\AppData\Local\Temp\83cc25f78a8721dcf46b0dc1e99e76df097c40a4d8b5322e9a0539e2d73e2712.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:3036
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a6448.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1324
          • C:\Users\Admin\AppData\Local\Temp\83cc25f78a8721dcf46b0dc1e99e76df097c40a4d8b5322e9a0539e2d73e2712.exe
            "C:\Users\Admin\AppData\Local\Temp\83cc25f78a8721dcf46b0dc1e99e76df097c40a4d8b5322e9a0539e2d73e2712.exe"
            4⤵
            • Executes dropped EXE
            PID:1712
        • 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:3264
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:3316
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:5080

      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

              fc47187e9ea3c9d40453d32c0628d2bf

              SHA1

              cd07676ebfd8fbcc69ff3743a8194dd9a9b777c4

              SHA256

              b8b1a278df1f9209540c7c826d13f2509d0692a63a327c63b542f50a91669dde

              SHA512

              d74d0052c3432babdd5507c34a4c780266a4a82473dacb7d387fd0535102660684a40618f09e577b8b1b3c3487a0e13d4968e05cb6bfb3af1d977ef36056772d

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

              Filesize

              570KB

              MD5

              48ca1f3c130bde1b60e748fdf67eb329

              SHA1

              c2c56536031126f243657917e7dcf3143cd8860e

              SHA256

              c13711a52404b0524470346f04b8fbb32b309072a1fc22752580ee997496c1f9

              SHA512

              a8e95a0d6d6045c6d3e611a9d19b7bcbc4112f6c590a069eb786b5df3fc70a92f58e88fe84ff45fe738a2d35318bf8ceddf03c1083e8162b50b58fd58d092080

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

              Filesize

              636KB

              MD5

              7c0581e2c34a99e0e6b7b63deb7540d8

              SHA1

              2ad688b178321284f2eab56ad02ef1d32e7ea46f

              SHA256

              200d8896a4cf3d442567696ff425b2aeca8b87428173337c4f5b9022ae0d6ab0

              SHA512

              4e65033131dd98ef1eb39d5da1c3a92b8d4c3ca083edb3db7bf9f555e57285f9f5c63bdc4d24cc5aa63312edd216ebc74c0a7f74ed38783e27998a2c013a496e

            • C:\Users\Admin\AppData\Local\Temp\$$a6448.bat

              Filesize

              722B

              MD5

              87d0da0874caf38b64452707be35d518

              SHA1

              a032c46b3ee049b2bb2273143296ff41b8f20a3a

              SHA256

              69e3ae8eebcf0f4c642009b329a65a978f96ddf231209c70a52e72c4741cab30

              SHA512

              0b9fd39479f2998a4be413d2ffefb2307367b770898a41600a8b28bc307e3454f132af953107d992514bdb6a30ffe65485f3f2e0b920d3f8ad77910c2a4a8913

            • C:\Users\Admin\AppData\Local\Temp\83cc25f78a8721dcf46b0dc1e99e76df097c40a4d8b5322e9a0539e2d73e2712.exe.exe

              Filesize

              458KB

              MD5

              619f7135621b50fd1900ff24aade1524

              SHA1

              6c7ea8bbd435163ae3945cbef30ef6b9872a4591

              SHA256

              344f076bb1211cb02eca9e5ed2c0ce59bcf74ccbc749ec611538fa14ecb9aad2

              SHA512

              2c7293c084d09bc2e3ae2d066dd7b331c810d9e2eeca8b236a8e87fdeb18e877b948747d3491fcaff245816507685250bd35f984c67a43b29b0ae31ecb2bd628

            • C:\Windows\Logo1_.exe

              Filesize

              26KB

              MD5

              bed3599a4c27b73ceafd6751ae099b57

              SHA1

              92fb9a0229e81153dd816e596157469f97c48735

              SHA256

              1d94318f6a975ba067409c6e3f41d234867facf017ee7f0e8c43c2ed048e0882

              SHA512

              c24c063a0242a8d2177bd4907e622a77dede1993ed9700ec10f987722988d2e9e3213c9d5d69766923d0013bcddd15076b5889614c537a12826ca17c39fa9354

            • F:\$RECYCLE.BIN\S-1-5-21-4124900551-4068476067-3491212533-1000\_desktop.ini

              Filesize

              9B

              MD5

              304501c003da3bc5756aa53a757c30cc

              SHA1

              94dfcea0ef17f89b3a60a85a07edb4c00170cc1c

              SHA256

              9f4b03cbd52378f329bfc7088f8242bbc1a0a2754bc2f8a40e3b74e0dedecd6e

              SHA512

              78cd3c2cb4cb66e41d8947e1231256c2043d71c77f97e92915e938a6c1d9a8c003512027d98bc71bf582875d269e5fbe6e134f57b25f5f79fe16f9a412387dc8

            • memory/3036-12-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/3036-0-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/3264-27-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/3264-37-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/3264-33-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/3264-1231-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/3264-20-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/3264-4797-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/3264-13-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/3264-5236-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB