Analysis

  • max time kernel
    149s
  • max time network
    102s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250619-en
  • resource tags

    arch:x64arch:x86image:win11-20250619-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    02/07/2025, 03:05

General

  • Target
    c150d2ecc9340ebabc908189f7ad53e7fa17019b8d251e88acbe61e091c661bd.exe
  • Size 11.8MB
  • Sample250702-dk6ysaskz7
  • SHA256 c150d2ecc9340ebabc908189f7ad53e7fa17019b8d251e88acbe61e091c661bd
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Drops startup file 2 IoCs
  • Executes dropped EXE 3 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 FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3164
      • C:\Users\Admin\AppData\Local\Temp\c150d2ecc9340ebabc908189f7ad53e7fa17019b8d251e88acbe61e091c661bd.exe
        "C:\Users\Admin\AppData\Local\Temp\c150d2ecc9340ebabc908189f7ad53e7fa17019b8d251e88acbe61e091c661bd.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3596
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:5844
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:5920
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a4AA5.bat
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2408
          • C:\Users\Admin\AppData\Local\Temp\c150d2ecc9340ebabc908189f7ad53e7fa17019b8d251e88acbe61e091c661bd.exe
            "C:\Users\Admin\AppData\Local\Temp\c150d2ecc9340ebabc908189f7ad53e7fa17019b8d251e88acbe61e091c661bd.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SendNotifyMessage
            • Suspicious use of WriteProcessMemory
            PID:2220
            • C:\Users\Admin\AppData\Local\Temp\c150d2ecc9340ebabc908189f7ad53e7fa17019b8d251e88acbe61e091c661bd.exe
              "C:\Users\Admin\AppData\Local\Temp\c150d2ecc9340ebabc908189f7ad53e7fa17019b8d251e88acbe61e091c661bd.exe" --type=collab-renderer --proc=2220
              5⤵
              • Executes dropped EXE
              PID:4428
        • 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:6080
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2176
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:4484
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:5172
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:4968

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          MicrosoftEdgeUpdateBroker.exe

          • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.143.57\MicrosoftEdgeUpdateBroker.exe
          • Size 132KB
          • SHA256 072998fc91c82a2fc6b7a1f1adff760888237c3461b8aa8a8ac0da0baceaa10a
          • MD5 SHA1 SHA512 SSDEEP

          7z.exe

          • Path C:\Program Files\7-Zip\7z.exe
          • Size 582KB
          • SHA256 776146df837591107dffadff8eccd396f3cf5eda4a0c95d6da64d079c2c0c50e
          • MD5 SHA1 SHA512 SSDEEP

          vcredist_x86.exe

          • Path C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe
          • Size 488KB
          • SHA256 99750acff09f51ecc7a0d7ce91e67e855e8602b6e8059ade2c177a52f27f74e7
          • MD5 SHA1 SHA512 SSDEEP

          $$a4AA5.bat

          • Path C:\Users\Admin\AppData\Local\Temp\$$a4AA5.bat
          • Size 722B
          • SHA256 de43f4b4002382643dee842bbef7e5809a81a8029bc5ab75b2e18332d13afe0b
          • MD5 SHA1 SHA512

          c150d2ecc9340ebabc908189f7ad53e7fa17019b8d251e88acbe61e091c661bd.exe.exe

          • Path C:\Users\Admin\AppData\Local\Temp\c150d2ecc9340ebabc908189f7ad53e7fa17019b8d251e88acbe61e091c661bd.exe.exe
          • Size 11.7MB
          • SHA256 27a9021087acf80170e7b3d53fe2b1a3c03c2418eaa455815c96cacc9185011a
          • MD5 SHA1 SHA512 SSDEEP

          Logo1_.exe

          • Path C:\Windows\Logo1_.exe
          • Size 33KB
          • SHA256 323a76e2f8a874d2ede069484ba8c70cca7cd77b64a4f377a0e23e5a955c293b
          • MD5 SHA1 SHA512 SSDEEP

          _desktop.ini

          • Path F:\$RECYCLE.BIN\S-1-5-21-1418876453-2228697459-2788511057-1000\_desktop.ini
          • Size 8B
          • SHA256 7ee98acf971e32cae894381122352197a76e04e7689903e61cef63ad4f690736
          • MD5 SHA1 SHA512

          memory/3596-10-0x0000000000400000-0x000000000043F000-memory.dmp

          memory/3596-0-0x0000000000400000-0x000000000043F000-memory.dmp

          memory/6080-19-0x0000000000400000-0x000000000043F000-memory.dmp

          memory/6080-1652-0x0000000000400000-0x000000000043F000-memory.dmp

          memory/6080-8-0x0000000000400000-0x000000000043F000-memory.dmp

          memory/6080-9443-0x0000000000400000-0x000000000043F000-memory.dmp

          memory/6080-10052-0x0000000000400000-0x000000000043F000-memory.dmp