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Analysis

  • max time kernel
    149s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/10/2024, 16:20

General

  • Target

    8219fe19473af014d21ea1f74c22c90da1ec37401fda06860e16472c9f28c3a0.exe

  • Size

    1.1MB

  • MD5

    4c7576c47be1159e7d67d42228a2ed42

  • SHA1

    3f5d4c47e975bcddfbb3cfe78eca9f9418741902

  • SHA256

    8219fe19473af014d21ea1f74c22c90da1ec37401fda06860e16472c9f28c3a0

  • SHA512

    3edbe2e46e781eb2e0161af40d8e0ae4f4ca4eb25677f01358d002417686856186d9b602ac69b1cfb95c600d10807ecd5c73f884bf2da7301cecac1ec4cf294a

  • SSDEEP

    24576:t1sXT9T+w6zY8v5a2FZ7WDpk2Kvfd5nP6Wp8zrMBThYBjv:sZ6zY8/7WDaDvfd5iQ8zoBThojv

Malware Config

Signatures

  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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 9 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 64 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3380
      • C:\Users\Admin\AppData\Local\Temp\8219fe19473af014d21ea1f74c22c90da1ec37401fda06860e16472c9f28c3a0.exe
        "C:\Users\Admin\AppData\Local\Temp\8219fe19473af014d21ea1f74c22c90da1ec37401fda06860e16472c9f28c3a0.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2808
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4572
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:3940
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a8B58.bat
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3860
          • C:\Users\Admin\AppData\Local\Temp\8219fe19473af014d21ea1f74c22c90da1ec37401fda06860e16472c9f28c3a0.exe
            "C:\Users\Admin\AppData\Local\Temp\8219fe19473af014d21ea1f74c22c90da1ec37401fda06860e16472c9f28c3a0.exe"
            4⤵
            • Executes dropped EXE
            PID:1780
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • Drops startup file
          • 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:3972
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2844
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:4996
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1512
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:1316

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe

      Filesize

      251KB

      MD5

      c9bce56e6c73940b71a024d031d67e29

      SHA1

      c03ffbbc7e3837bc5cbabd2eacccecfff624607c

      SHA256

      c5743ab362bab4eb252577ea5c1fb1bf9dce9a6ec0db29ad2b29acd450c4c44b

      SHA512

      32e59e499a9d7a9c907e638a00f06e69f6ce00c87fec22d1cb0b2b40f5cc9668794cd7eac3fe590b4999f22dd6d927968cf0c21bff1c0af15eac381759a4ca27

    • C:\Program Files\7-Zip\7z.exe

      Filesize

      577KB

      MD5

      63dbbfc836380251ebca4f61580f1814

      SHA1

      6c16254aaeb7f1a86097f6c9220d092730bfe36e

      SHA256

      0cbdf5963d6e01bee0f4db2543b2295b97fc3e8ddf3fda5b38974e56a805fba5

      SHA512

      37033d1c0557af1f07399b4043f7cfd62e27cc5060c91b3179a96fb0c8401de57e566e77c3634d9c18cc41c19131476d359a5adbdb16f1891c6572f96fbb3d24

    • C:\Users\Admin\AppData\Local\Temp\$$a8B58.bat

      Filesize

      722B

      MD5

      21c72f247a4c26b3e4c598d786a1dfe0

      SHA1

      9fc5b213316fd3888f89693fdd738b3d4479e107

      SHA256

      dcc203e569fa161c5039b26fabb6dbd431e862ee3910dc813b2e9b73d9aedc62

      SHA512

      5e26efc1c0d833f6d944994921147a4db239c7a933995fa2b5f6440324671b9b1796b423419ef764fbd2095d14d8200eff2216731238dcbd289ab22f59a273bc

    • C:\Users\Admin\AppData\Local\Temp\8219fe19473af014d21ea1f74c22c90da1ec37401fda06860e16472c9f28c3a0.exe.exe

      Filesize

      1.1MB

      MD5

      f012ebe3b9f0c4d18b43076b68295667

      SHA1

      27ce582d305bf5ec574fd7edf39e1300783e9323

      SHA256

      bdff5163ff3787a7a8b6bb3f688e877c5fa10db2ad535bb9765c91e976fbcafe

      SHA512

      06ce3eceb42ca555511f55e85fe79441a4a8c70ad32c36a045560cb8449e44f08bcd9e938e9a11a0360c7363ba2fff4dd92b1a300e21e214a6d273009d8c2463

    • C:\Windows\Logo1_.exe

      Filesize

      33KB

      MD5

      c4440056e06065be031cfa6acd94c763

      SHA1

      6c1f366e99fb096685fe30bab2f51d0a41dc7188

      SHA256

      878628fbd3611ca93730e8df7e81fa34165480a71e875cbfc192fb83f97e386e

      SHA512

      e8301dc938a9bc3b2205951171ca38d7c441e425d4d8e1e97ad82fb2b2f519ad4b9774d58b482183a50b769a7a16ec951ea828755c7433b454016b0fae2c86d4

    • F:\$RECYCLE.BIN\S-1-5-21-2045521122-590294423-3465680274-1000\_desktop.ini

      Filesize

      10B

      MD5

      291aa08828faa68893c7f89a0dfc158b

      SHA1

      fcae3d190f0d8c14b44dc2be0b627b0680d2eab9

      SHA256

      f9e79f635e09441b5a073e6263a1d1de881c2105d7637650b5ec2d20f6a7c841

      SHA512

      9c80a5e3e37731eb0eba85b496e512dbfe08c77c207bcb41ad429d289e3d348e8e7b83ef00052c445581df37aa60729a4f0c2dd3ed0ed2e5d05a8758a23f1f38

    • memory/2808-0-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/2808-11-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/3972-8-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/3972-21-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/3972-2565-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/3972-8827-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB