Analysis

  • max time kernel
    150s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    08-08-2024 22:49

General

  • Target

    e4301c87297cfd518af57a203ed6a08a465d1888ce71ed1d3dd4e5dd85ce781a.exe

  • Size

    151KB

  • MD5

    3967f385eeae03acc910861a648dd6b4

  • SHA1

    bef061f0dabd297cc2f492b3daaa7dcedb7639d2

  • SHA256

    e4301c87297cfd518af57a203ed6a08a465d1888ce71ed1d3dd4e5dd85ce781a

  • SHA512

    626d5baca8f26ec307122538d6ef66eb85e6094f7d030c47000af74f81c8998b0c3718d183d4a38ab03a6aeef987b2752a77e3a7d977c492b0107b8440f95d0f

  • SSDEEP

    3072:5ftffjmNF9GEy/g+bll7eE92TkvDOb9VO:RVfjmNxGR/92VW

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
  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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:1220
      • C:\Users\Admin\AppData\Local\Temp\e4301c87297cfd518af57a203ed6a08a465d1888ce71ed1d3dd4e5dd85ce781a.exe
        "C:\Users\Admin\AppData\Local\Temp\e4301c87297cfd518af57a203ed6a08a465d1888ce71ed1d3dd4e5dd85ce781a.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2024
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$aCD2E.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3068
          • C:\Users\Admin\AppData\Local\Temp\e4301c87297cfd518af57a203ed6a08a465d1888ce71ed1d3dd4e5dd85ce781a.exe
            "C:\Users\Admin\AppData\Local\Temp\e4301c87297cfd518af57a203ed6a08a465d1888ce71ed1d3dd4e5dd85ce781a.exe"
            4⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:2908
        • 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
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:3000
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2904
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2108

    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

      cf60447b5a5d7b2e800c5389c00686b9

      SHA1

      537bd6ffe4c8393f09faf07ce7e67c6355a29683

      SHA256

      15ca4a536e83e6637b34d89a07be1aa47f19c24eb4ed8cc8ce4f7cd5a7d6e6be

      SHA512

      ed7c4691f3ffec6a19538b872525758d17c4b72de2efe24b49da3197d1454e07ca4c9cfbcc02db692d4adada71936ecdcb4e44e1508aea778d80028430d831ac

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

      Filesize

      471KB

      MD5

      4cfdb20b04aa239d6f9e83084d5d0a77

      SHA1

      f22863e04cc1fd4435f785993ede165bd8245ac6

      SHA256

      30ed17ca6ae530e8bf002bcef6048f94dba4b3b10252308147031f5c86ace1b9

      SHA512

      35b4c2f68a7caa45f2bb14b168947e06831f358e191478a6659b49f30ca6f538dc910fe6067448d5d8af4cb8558825d70f94d4bd67709aee414b2be37d49be86

    • C:\Users\Admin\AppData\Local\Temp\$$aCD2E.bat

      Filesize

      722B

      MD5

      c9cb73b2f80bcc7b213f1af900795724

      SHA1

      1c8174876c8a1c3fba94c079bed66fc4df80bf04

      SHA256

      4f38cf29af7a0a8f7591e147d85d54c841ffa829551971044083838f048b924a

      SHA512

      74b9dafd7bc2efcf444045cc1e9bab5ee102f4ea1718ef54a0028ba2290f48c4e6fa592c416e4d1f57b84f666fc870a5fbb2be09439cec33ab3d75d66ec0bc73

    • C:\Users\Admin\AppData\Local\Temp\e4301c87297cfd518af57a203ed6a08a465d1888ce71ed1d3dd4e5dd85ce781a.exe.exe

      Filesize

      124KB

      MD5

      6dd728836c46dffc93e66b6139889f98

      SHA1

      b29496cd2432f2d7de076f06915dae49f4cb1827

      SHA256

      2975c97b27cf0e8717587ea58a07da6a2f646e4fb42c7b8db479268b011e5a88

      SHA512

      04aec32fc1b98321e584a0ec8b7a57b2e2709ffefa278f7193a119ad2f5c677f8b6abe3d118f1fb1424cb847aceff2b517b8799355acd7d751c072c0d3937896

    • C:\Windows\Logo1_.exe

      Filesize

      26KB

      MD5

      36b3f02b659eb0ad5fddf054af96b525

      SHA1

      17eab1988b6601611ae0683bb8b26ec04c377cb9

      SHA256

      a1822df7617c493bc4dca454e06a5f93d3dac7b6133b5a8dca37866d3cd3c1c6

      SHA512

      e20e9add4525449be31da571226255cb3cb06bf1f2efe84591e77972283407c783321b676f2e3bc78dd85dcfb0f20db77a40bcd179599cdd0f453534acf9dbaf

    • F:\$RECYCLE.BIN\S-1-5-21-1506706701-1246725540-2219210854-1000\_desktop.ini

      Filesize

      8B

      MD5

      a451cf229ab77d19c624b2e48ac11ec8

      SHA1

      0f3002921952d4e528750030d6340b77d10b5fc9

      SHA256

      96a8bb2a4a11f6596cd7c59eee4a5ea4dcfb02550aadc0b233e6cc269883f222

      SHA512

      699a221508bfee448d09720da926c818de965de39253e6c82fe79343d2916c59edb97ae5dc6d1e3b6343928fcefb636f5dfa13507e5ec53b3c4eeb1266caa3cd

    • memory/1220-30-0x0000000002620000-0x0000000002621000-memory.dmp

      Filesize

      4KB

    • memory/2024-18-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/2024-17-0x00000000003C0000-0x00000000003F4000-memory.dmp

      Filesize

      208KB

    • memory/2024-12-0x00000000003C0000-0x00000000003F4000-memory.dmp

      Filesize

      208KB

    • memory/2024-0-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/3000-39-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/3000-91-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/3000-97-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/3000-538-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/3000-1874-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/3000-2249-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/3000-45-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/3000-3334-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/3000-32-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB