Analysis

  • max time kernel
    149s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    11/06/2024, 00:33

General

  • Target

    fee338e9134422043d5867c2e51f4cf17401e4a184132447ededd7f787bd21e8.exe

  • Size

    957KB

  • MD5

    1c3727157c9b5c479ccac71a073f832d

  • SHA1

    5dfa449491f69955a25477f3390c2aabd7f63129

  • SHA256

    fee338e9134422043d5867c2e51f4cf17401e4a184132447ededd7f787bd21e8

  • SHA512

    5444d21b138385be1d51060924747924aec6a8bb183abf924a6f1b861390eb682f8ea2c924ae4b1bd6d7ca08c0407077c5f0112ebcf11ae42275e0ded24edb3a

  • SSDEEP

    12288:op7RKcv8Nh7py6Rmi78gkPH3aPI9vyVg/0paQuj3IdD02fKBjtp/:opEBpDRmi78gkPXlyo0G/jr

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1136
      • C:\Users\Admin\AppData\Local\Temp\fee338e9134422043d5867c2e51f4cf17401e4a184132447ededd7f787bd21e8.exe
        "C:\Users\Admin\AppData\Local\Temp\fee338e9134422043d5867c2e51f4cf17401e4a184132447ededd7f787bd21e8.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:1632
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$aFD9.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:2996
          • C:\Users\Admin\AppData\Local\Temp\fee338e9134422043d5867c2e51f4cf17401e4a184132447ededd7f787bd21e8.exe
            "C:\Users\Admin\AppData\Local\Temp\fee338e9134422043d5867c2e51f4cf17401e4a184132447ededd7f787bd21e8.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of AdjustPrivilegeToken
            PID:2388
        • 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:2984
          • 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:2612

      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

              252KB

              MD5

              6d246b802cdf4b81353fe34cb221fdb8

              SHA1

              d92a6378a04217b940c89286a39e1eab702f47cf

              SHA256

              0bd01f635d432ab549a8c2d69fc98b188ab8bff1eef29f12a71cd5d93425e133

              SHA512

              4a7540027887a366d6d90f2ca31cd96c048e7614aa396ceb43b0574e44ab1da99c36a310141c60cadb8899056d1807b929b088c6631b4e58c9908312d70c6f87

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

              Filesize

              472KB

              MD5

              88eb1bca8c399bc3f46e99cdde2f047e

              SHA1

              55fafbceb011e1af2edced978686a90971bd95f2

              SHA256

              42fd78c05bc240d4ded16ac974f17c336f6ae3a1814d548021c48a942cc30428

              SHA512

              149d4de0c024e25a13a7bb17471e6f48391d4f26b1c8388672320eed1c255f84219ad7b72bbebc531ae558d5192dd4bb6d0dddd6c65a45300c8e8348a4fb3728

            • C:\Users\Admin\AppData\Local\Temp\$$aFD9.bat

              Filesize

              721B

              MD5

              7fed5b94657b42873702e5e132a93e04

              SHA1

              148c5d67f6adee63db2201eab624eb374e64cff4

              SHA256

              0a65a9ced9a54ee529771a5cdb19fbdd784fd45f50f568eb1d61aa83d31caf7e

              SHA512

              afd5467d32d0b922d7e2bb7d3ad1afe70dc68060d8d7a50bfff3c494fcba465f237e83cebf02d66470e918a896c74dd37183a69e3cc6627488f0609f89099d42

            • C:\Users\Admin\AppData\Local\Temp\fee338e9134422043d5867c2e51f4cf17401e4a184132447ededd7f787bd21e8.exe.exe

              Filesize

              930KB

              MD5

              30ac0b832d75598fb3ec37b6f2a8c86a

              SHA1

              6f47dbfd6ff36df7ba581a4cef024da527dc3046

              SHA256

              1ea0839c8dc95ad2c060af7d042c40c0daed58ce8e4524c0fba12fd73e4afb74

              SHA512

              505870601a4389b7ed2c8fecf85835adfd2944cbc10801f74bc4e08f5a0d6ecc9a52052fc37e216304cd1655129021862294a698ed36b3b43d428698f7263057

            • C:\Windows\Logo1_.exe

              Filesize

              27KB

              MD5

              39e497cfe5ee1015a8eade0361e7a546

              SHA1

              c9b531e4401f80af45ede3a86a13e9178d937a11

              SHA256

              c26fde0bf11ea567a77d3c88aad819e7f61be03569cc2384709b04a8ec1286c9

              SHA512

              d37ffc774bf5d30277d6c7e30f192e0bb3ff41bb54d851ba817876c68cfc78e60505382f8107ea71b724161bc3158eca040ef32774337d214e01971417ac0ba2

            • F:\$RECYCLE.BIN\S-1-5-21-2737914667-933161113-3798636211-1000\_desktop.ini

              Filesize

              9B

              MD5

              3b22ce0fee2d1aaf2c66dcd142740e29

              SHA1

              94d542b4bb9854a9419753c38e6ffe747653d91c

              SHA256

              8284772f28954a109c16f1583e6e34e29f06673b34e04f268bda961b57ba9f79

              SHA512

              efd4900a49624170e51ea401f0845634f49484a49335845258dc3d41a12e2022bf413a6751fcbcfd1ec68cde506f3363beae57f20e8eaca8b214d28baa138c5b

            • memory/1136-29-0x0000000002520000-0x0000000002521000-memory.dmp

              Filesize

              4KB

            • memory/1632-15-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/1632-0-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/2984-17-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/2984-45-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/2984-92-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/2984-98-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/2984-531-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/2984-1875-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/2984-1891-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/2984-39-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/2984-3335-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/2984-32-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB