Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    12/06/2024, 23:45

General

  • Target

    49d406bec2126ed4f1d6ea4ec7a64f33175753629b34a8da54e46f89bce1c77d.exe

  • Size

    573KB

  • MD5

    70c4e6e39f45b3c462a19493e22a89e6

  • SHA1

    a1b00301c3deedabdb6a835d9cf3660aaf8502af

  • SHA256

    49d406bec2126ed4f1d6ea4ec7a64f33175753629b34a8da54e46f89bce1c77d

  • SHA512

    4d192c0e8a63addfc044f923d34c12704ec2ec9cedbf6489838bd5a0960c4f38ff89560f684aeae5a4666d0b19f271d4f830a5a482d9a80a58de3a49d7a9a4eb

  • SSDEEP

    6144:YuJpE7cV3iwbAFRWAbd4nf0H05yqE6Hl0ChW0+ksllAXBu0lWGWUJJQ4t0BHQQfu:M7a3iwbihym2g7XO3LWUQfh4Co

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 22 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1200
      • C:\Users\Admin\AppData\Local\Temp\49d406bec2126ed4f1d6ea4ec7a64f33175753629b34a8da54e46f89bce1c77d.exe
        "C:\Users\Admin\AppData\Local\Temp\49d406bec2126ed4f1d6ea4ec7a64f33175753629b34a8da54e46f89bce1c77d.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:2372
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$aDE6.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:2340
          • C:\Users\Admin\AppData\Local\Temp\49d406bec2126ed4f1d6ea4ec7a64f33175753629b34a8da54e46f89bce1c77d.exe
            "C:\Users\Admin\AppData\Local\Temp\49d406bec2126ed4f1d6ea4ec7a64f33175753629b34a8da54e46f89bce1c77d.exe"
            4⤵
            • Executes dropped EXE
            PID:2816
        • 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:2648
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2800
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:2680

      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

        254KB

        MD5

        48b536408ac1a66263ed8da4ec21add8

        SHA1

        62d20d73d6035d5ce1e1bf1068ff3bf52d609c3b

        SHA256

        fbc2cf414606174f3555d76fe647557b72ac47e6bda0864fd8c5dad738df1733

        SHA512

        44f09df70cb4cafa63f88899b0b0fa07bf8fcd5d0106a9a945453de7570c37985039c4a7267708815b6c707539e9a4472d329f010f6a692c5c1fcaab6c41f1c0

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

        Filesize

        474KB

        MD5

        de4228cb7a5a7f082477f6a504b822a7

        SHA1

        dfd84f0b6f4977bfda43b1827aa747a9a5a8a38b

        SHA256

        8c5089a062734aa1a66e70700d4f33f2f54157c4bb3ed4d6ce1a852de8b6f90b

        SHA512

        a3b64b10a22dedebfa48e7705e148d50df480fa9bb0669bc06951ab0ff5f97657f72dc8b71db610499ee38ecae9ae494265841a737806bed7c061d0b634913c8

      • C:\Users\Admin\AppData\Local\Temp\$$aDE6.bat

        Filesize

        721B

        MD5

        7e6f40a709010033858a0e9593662a91

        SHA1

        ce71bdd1acacad3751553ee5311af6bad911ca6e

        SHA256

        e856bc6aeb6bd37323a18a5393fef61300ffd854ff79bb9ad41c955688d7127c

        SHA512

        004ef201f889bfeea67dd3ae64301f95b4a5d20cd47647c7920e75eaa4a743de4bf3d7b043441ecb67ebd41d5a61e04cb06f52b59b6ca55e2cd8fc052ff635bd

      • C:\Users\Admin\AppData\Local\Temp\49d406bec2126ed4f1d6ea4ec7a64f33175753629b34a8da54e46f89bce1c77d.exe.exe

        Filesize

        544KB

        MD5

        9a1dd1d96481d61934dcc2d568971d06

        SHA1

        f136ef9bf8bd2fc753292fb5b7cf173a22675fb3

        SHA256

        8cebb25e240db3b6986fcaed6bc0b900fa09dad763a56fb71273529266c5c525

        SHA512

        7ac1581f8a29e778ba1a1220670796c47fa5b838417f8f635e2cb1998a01515cff3ee57045dacb78a8ec70d43754b970743aba600379fe6d9481958d32d8a5aa

      • C:\Windows\Logo1_.exe

        Filesize

        29KB

        MD5

        9fcfb6b631b5a62c2af6f852de61dc71

        SHA1

        02149b5ae9d7c72cc2df500a9cf25ef4234614e1

        SHA256

        470ca7731bbe27be0922d68e5479cc10f87a1b29acfbe44a506414761a379a2a

        SHA512

        69076244e4c53b09a9d3595e6b53201013ce006da986542f8375223640e5ce66d000c9f02c71d3856ea0f3f788c139fce670ae26c571bd71d801bd67e15cb66a

      • F:\$RECYCLE.BIN\S-1-5-21-2812790648-3157963462-487717889-1000\_desktop.ini

        Filesize

        9B

        MD5

        1f206a052c160fd77308863abd810887

        SHA1

        3b27ec1dc4b51fb7f1793a9ca9bb0d2e53e60eb1

        SHA256

        45129bd309ca763a88c6bf438896e82b939d6491036658c4512c57f8353938c1

        SHA512

        bd7857c146b01a49d34d4eb84053353eeb586bee6916426179305d5e2360559adea4040fe2184a3a803943ff4e6526cc38c665f9a808355619628868d53fbed5

      • memory/1200-28-0x0000000002F20000-0x0000000002F21000-memory.dmp

        Filesize

        4KB

      • memory/2372-16-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2372-0-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2648-37-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2648-89-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2648-95-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2648-561-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2648-1873-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2648-2127-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2648-43-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2648-3333-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2648-30-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB