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Analysis

  • max time kernel
    149s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/10/2024, 05:35

General

  • Target

    f15a9ad7011655e4f7584ddeb3ab96c46300ecc9a9a24414e68d8108a0a19990.exe

  • Size

    364KB

  • MD5

    fc323679eaf0d7a50240a359dc0029de

  • SHA1

    04b24ac1cbb056ba2063ee29e16f574a706a94c6

  • SHA256

    f15a9ad7011655e4f7584ddeb3ab96c46300ecc9a9a24414e68d8108a0a19990

  • SHA512

    dbd7e9ea05a7161c771e73a099e884e92dbaf4c16049e80d35afcfd956cae662a1b085a25ee6746e4bd39b3510779515c9b34f8965ea648cea7a4b83a02aae69

  • SSDEEP

    6144:htuJPzU66bkWmchVySqkvAH3qo0wWJC6G/SMT4FWqC:hmU66b5zhVymA/XSRh

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 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
  • System Location Discovery: System Language Discovery 1 TTPs 5 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 20 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3432
      • C:\Users\Admin\AppData\Local\Temp\f15a9ad7011655e4f7584ddeb3ab96c46300ecc9a9a24414e68d8108a0a19990.exe
        "C:\Users\Admin\AppData\Local\Temp\f15a9ad7011655e4f7584ddeb3ab96c46300ecc9a9a24414e68d8108a0a19990.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3200
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aB1DB.bat
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:396
          • C:\Users\Admin\AppData\Local\Temp\f15a9ad7011655e4f7584ddeb3ab96c46300ecc9a9a24414e68d8108a0a19990.exe
            "C:\Users\Admin\AppData\Local\Temp\f15a9ad7011655e4f7584ddeb3ab96c46300ecc9a9a24414e68d8108a0a19990.exe"
            4⤵
            • Executes dropped EXE
            PID:1984
        • 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:1380
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1548
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:1116

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files\7-Zip\7z.exe

      Filesize

      573KB

      MD5

      07fd0037854b373f258c4ad1bdd7083c

      SHA1

      37ef04883637f522fb6f406565ffd940e2cde935

      SHA256

      84baa6e553b811841f201f4ba05b6252759ca9e2a26baf5a47d5f1a62886481d

      SHA512

      1a8fd293c2b426172bfd401661373b6e7593f26bc1ab75e991525350fd413560abd6231013f131ce64b04fa4d3a387f77c449b9354490b074170a9da0be0ec91

    • C:\ProgramData\Package Cache\{63880b41-04fc-4f9b-92c4-4455c255eb8c}\windowsdesktop-runtime-8.0.2-win-x64.exe

      Filesize

      639KB

      MD5

      c6d6354b442f8417dc66b1723a800f2f

      SHA1

      94525ba06431ca98c5b8b58c60b24ac8811b1748

      SHA256

      848e14757895f1da1da61c8bb06127caaeb36eb3361768b3baf1a7974ad16716

      SHA512

      49b347afad74e96aeedddaaf3bbf7cb261c5590b4991af35f3fcd5fe2a22954266e5dc84b100590731da608ba49aa04fd5f22c7997d20ca5999cc63103180a5f

    • C:\Users\Admin\AppData\Local\Temp\$$aB1DB.bat

      Filesize

      722B

      MD5

      1c421b40620f0dc57828cb4874e9a17b

      SHA1

      a00314cbca45fbd6d0c0a9d927b59030ecd0f025

      SHA256

      9f4d6ab4be3f376c97270775f5c250f292baf1a9cd34be99f376bd05bf1b0766

      SHA512

      7507d444a18e2396d91de1351a8966ea815bb5f5bafa123bd75efb946b92c27c828208572366d2da048665aa8dc36bc5cf842aa932c2882605042861aa76a4ae

    • C:\Users\Admin\AppData\Local\Temp\f15a9ad7011655e4f7584ddeb3ab96c46300ecc9a9a24414e68d8108a0a19990.exe.exe

      Filesize

      335KB

      MD5

      40ac62c087648ccc2c58dae066d34c98

      SHA1

      0e87efb6ddfe59e534ea9e829cad35be8563e5f7

      SHA256

      482c4c1562490e164d5f17990253373691aa5eab55a81c7f890fe9583a9ea916

      SHA512

      0c1ff13ff88409d54fee2ceb07fe65135ce2a9aa6f8da51ac0158abb2cfbb3a898ef26f476931986f1367622f21a7c0b0e742d0f4de8be6e215596b0d88c518f

    • C:\Windows\Logo1_.exe

      Filesize

      29KB

      MD5

      b226da6f4c36e502246ef0a7f6d9c86b

      SHA1

      9e7bb57d3c069def52bae3b034214a32083ec35d

      SHA256

      3a265cb3b363600c261f4819044f2506dd9b57df1b23cd7ff5d25a9ae8291c27

      SHA512

      9e6d21a0a9c53ce95804fa5f312a9d11a3311763e84cbb0b6d10562adc204127ea232ee9c712c0ca0805f9b021c57f521220cd130cbe6301d473c29b8075cd09

    • F:\$RECYCLE.BIN\S-1-5-21-2437139445-1151884604-3026847218-1000\_desktop.ini

      Filesize

      10B

      MD5

      52a225cec34530c05c340f9ae894aa31

      SHA1

      d6553bc25b5bc40447184e9dd520dd7c88f5c2aa

      SHA256

      bddf98f152ff77575c277b91c8f7aa5f69973cd3bfe7aa55ebe61b7d3df17fab

      SHA512

      726f8a96e3dab9ec548bda81a01dc3e0d93afa2363c76c4bf639de4b0471f8a43a8e32e90b230b95639e82b7daa8da3e8d9c848755e2b58398aa48e46e5ba5b5

    • memory/1380-27-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/1380-20-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/1380-33-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/1380-37-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/1380-429-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/1380-1234-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/1380-4785-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/1380-11-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/1380-5262-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/3200-0-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/3200-9-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB