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

    170bc8dd053e6490a059bb4d3ae354b357bdd273fa131287dfc938b653d29fa9.exe

  • Size

    70KB

  • MD5

    513e7e406af273339692a5ebefd77d91

  • SHA1

    67ec34025cdacc432e5588735e1ff998b9f7b4ac

  • SHA256

    170bc8dd053e6490a059bb4d3ae354b357bdd273fa131287dfc938b653d29fa9

  • SHA512

    3b32df28c98246508b7addfc0b8d83950ee72ae5d206a59008a97ecb6a7efc91c3d2a751926fbd12b2f5ed8c41efcca14c3c5c7a1d0b8c81b457521abc66edb4

  • SSDEEP

    1536:p393SHuJV9NdEToa9D4ZQKbgZi1dst7x9PxQ:ptkuJVLtlZQKbgZi1St7xQ

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:1372
      • C:\Users\Admin\AppData\Local\Temp\170bc8dd053e6490a059bb4d3ae354b357bdd273fa131287dfc938b653d29fa9.exe
        "C:\Users\Admin\AppData\Local\Temp\170bc8dd053e6490a059bb4d3ae354b357bdd273fa131287dfc938b653d29fa9.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:2808
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$a14E8.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:316
          • C:\Users\Admin\AppData\Local\Temp\170bc8dd053e6490a059bb4d3ae354b357bdd273fa131287dfc938b653d29fa9.exe
            "C:\Users\Admin\AppData\Local\Temp\170bc8dd053e6490a059bb4d3ae354b357bdd273fa131287dfc938b653d29fa9.exe"
            4⤵
            • Executes dropped EXE
            PID:2796
        • 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:1720
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2756
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:1104

      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

        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\$$a14E8.bat

        Filesize

        722B

        MD5

        dfe94aa4b9d8df3807fe30235daec73b

        SHA1

        f7a3d9e4c6505d3e156b89d8ba9a25761df9969e

        SHA256

        bf4baadcd60f29f1f76cde0a1bb14bccb26909e8e857a834c9af9b36d70ad3ee

        SHA512

        5bc2696f81b03c09ae5d3f4d70bcea0ab2386274203014443d435fdb7919a0c29a144115f06a8d3a481972709211ace8426c5c11d48679ced0573eb1bd7b1888

      • C:\Users\Admin\AppData\Local\Temp\170bc8dd053e6490a059bb4d3ae354b357bdd273fa131287dfc938b653d29fa9.exe.exe

        Filesize

        41KB

        MD5

        977e405c109268909fd24a94cc23d4f0

        SHA1

        af5d032c2b6caa2164cf298e95b09060665c4188

        SHA256

        cd24c61fe7dc3896c6c928c92a2adc58fab0a3ff61ef7ddcac1ba794182ab12f

        SHA512

        12b4b59c1a8e65e72aa07ee4b6b6cd9fdedead01d5ce8e30f16ca26b5d733655e23a71c1d273a950a5b1a6cce810b696612de4a1148ac5f468ddf05d4549eed5

      • 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/1372-29-0x0000000002B00000-0x0000000002B01000-memory.dmp

        Filesize

        4KB

      • memory/1720-18-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1720-31-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1720-38-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1720-44-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1720-90-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1720-96-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1720-657-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1720-1873-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1720-2391-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1720-3333-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2808-0-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2808-16-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB