Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    19/07/2024, 06:55

General

  • Target

    f0fa5ae1902569fd57466c001cfb7d90688cbb8475e0951623b9623382bea805.exe

  • Size

    1.3MB

  • MD5

    052883fcc6a0671beb1d6e54b7ed5f53

  • SHA1

    c9c0c53fe12c0cc5a805202f9b0113e805dec61e

  • SHA256

    f0fa5ae1902569fd57466c001cfb7d90688cbb8475e0951623b9623382bea805

  • SHA512

    3078759cf8894deb98500f85029f013a8e64aa4843cfaad62ba50d6a272fe1b614c924edbd378ae309a65b81d6f1e148662e47d7e908af8d99fb6d1e947bddad

  • SSDEEP

    12288:a7+XrVWEemmRuTKKoL8CZUXuTZLGnuBEyhC3MMICFW7wMDSK8XkplRTkVjtQz6S+:a7QWgjGKoLRIMZGVcsW7ZDk07c2Vz

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
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1256
      • C:\Users\Admin\AppData\Local\Temp\f0fa5ae1902569fd57466c001cfb7d90688cbb8475e0951623b9623382bea805.exe
        "C:\Users\Admin\AppData\Local\Temp\f0fa5ae1902569fd57466c001cfb7d90688cbb8475e0951623b9623382bea805.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:852
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$aE080.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:2128
          • C:\Users\Admin\AppData\Local\Temp\f0fa5ae1902569fd57466c001cfb7d90688cbb8475e0951623b9623382bea805.exe
            "C:\Users\Admin\AppData\Local\Temp\f0fa5ae1902569fd57466c001cfb7d90688cbb8475e0951623b9623382bea805.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SendNotifyMessage
            PID:2836
        • 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:2504
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2652
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:2812

      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

              49d73867fefcad9c060a0415bc83cbcf

              SHA1

              ad437f02232b185bfd309ec3896fd021f4e3d2c5

              SHA256

              7bd98c34a1456c9505c6cc4dbf728d1c8356e4cdc14c6fa4c73afa5ed12fae7d

              SHA512

              80802103f330e52117ce8d467a7e7e11a232f31ce9d8b173a3676ceb0b9b0448f73dfea77258400e69382ad702cb515c11b825c974dd265be91263d12f0b8a42

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

              Filesize

              471KB

              MD5

              c6c8fde27f649c91ddaab8cb9ca344a6

              SHA1

              5e4865aec432a18107182f47edda176e8c566152

              SHA256

              32c3fed53bfc1d890e9bd1d771fdc7e2c81480e03f1425bce07b4045a192d100

              SHA512

              a8df7d1e852d871d7f16bae10c4ff049359583da88cc85a039f0298525839040d5363ce5ef4cbdb92a12a25785f73df83cf0df07752b78e6e6444f32160a2155

            • C:\Users\Admin\AppData\Local\Temp\$$aE080.bat

              Filesize

              722B

              MD5

              c2dde85fbc485c01349536482b757542

              SHA1

              03208b50a712ce1b66e9db265daf42009f7ba082

              SHA256

              713ff5a7d1cee122029afa7d758b6f13c6edcbd1b8db2e6190f1fda9004ed986

              SHA512

              c27104b25532917e231279efa2470592424699b26381b7fe270ba3a2f594d276d828fbcfe852c53e3b7a2d2662940cec0c2e3ceb5e0a829ebf6d955e78deb4ee

            • C:\Users\Admin\AppData\Local\Temp\f0fa5ae1902569fd57466c001cfb7d90688cbb8475e0951623b9623382bea805.exe.exe

              Filesize

              1.3MB

              MD5

              58a624edf9ecdc81c43734726e4736ad

              SHA1

              9368c84d8e11ddb41980ce625637654ec4280b33

              SHA256

              1ec6fddc32cde589671c51b28ab2dd1fb4963965d231884c15b7b1aedf15c24c

              SHA512

              d40f848ac84896fca6a38f50e806d9b11a7b0961fc647a6475f2ade4624cb754ac66a06199ae5ba9dc345ae85fb1eeb95955b8c22679a4cff45757fb6c4711b3

            • C:\Windows\Logo1_.exe

              Filesize

              26KB

              MD5

              a2f15a56bca2a9c4410e0a063716a67a

              SHA1

              e56e6b63e089e069a666a681328cd36a658f6ea9

              SHA256

              2067df5a435e63d4ad6410e76ab1bb5c4324c575d58b9af9c4e8b028149c27ff

              SHA512

              d5405bb49ab47951ccab00fb71cb6159a285b40c83b28440c1b29e711a9555416ec7f2cb6478c97131568dd89013ef41b5ed0369b9b3117044d8b70a83df44d1

            • F:\$RECYCLE.BIN\S-1-5-21-3294248377-1418901787-4083263181-1000\_desktop.ini

              Filesize

              9B

              MD5

              1368e4d784ef82633de86fa6bc6e37f9

              SHA1

              77c7384e886b27647bb4f2fd364e7947e7b6abc6

              SHA256

              57507bed6cf91d70e66bd4cc287634889ef30b648cb7c44a4edec0e2cb68b772

              SHA512

              3cb7168e776eb564768e30eba43174014a85108ab306a7c07a1522fb42173c381a5bff9ac10944fd345dd5308061cbe2878c60d1e878f8768281c1adcf5dd85b

            • memory/852-16-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/852-0-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/1256-31-0x0000000002D30000-0x0000000002D31000-memory.dmp

              Filesize

              4KB

            • memory/2504-53-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/2504-2122-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/2504-42-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/2504-18-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/2504-3350-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/2504-1888-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/2504-865-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/2504-34-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/2504-107-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/2504-99-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/2836-867-0x0000000000400000-0x000000000054A000-memory.dmp

              Filesize

              1.3MB

            • memory/2836-29-0x00000000003A0000-0x00000000003A1000-memory.dmp

              Filesize

              4KB

            • memory/2836-54-0x0000000000400000-0x000000000054A000-memory.dmp

              Filesize

              1.3MB

            • memory/2836-108-0x0000000000400000-0x000000000054A000-memory.dmp

              Filesize

              1.3MB

            • memory/2836-110-0x0000000000400000-0x000000000054A000-memory.dmp

              Filesize

              1.3MB

            • memory/2836-52-0x0000000000400000-0x000000000054A000-memory.dmp

              Filesize

              1.3MB

            • memory/2836-102-0x0000000000400000-0x000000000054A000-memory.dmp

              Filesize

              1.3MB

            • memory/2836-2123-0x0000000000400000-0x000000000054A000-memory.dmp

              Filesize

              1.3MB

            • memory/2836-100-0x0000000000400000-0x000000000054A000-memory.dmp

              Filesize

              1.3MB

            • memory/2836-35-0x0000000000400000-0x000000000054A000-memory.dmp

              Filesize

              1.3MB

            • memory/2836-46-0x0000000000400000-0x000000000054A000-memory.dmp

              Filesize

              1.3MB

            • memory/2836-44-0x00000000003A0000-0x00000000003A1000-memory.dmp

              Filesize

              4KB

            • memory/2836-3351-0x0000000000400000-0x000000000054A000-memory.dmp

              Filesize

              1.3MB

            • memory/2836-3353-0x0000000000400000-0x000000000054A000-memory.dmp

              Filesize

              1.3MB

            • memory/2836-43-0x0000000000400000-0x000000000054A000-memory.dmp

              Filesize

              1.3MB