Analysis

  • max time kernel
    150s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250610-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250610-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/07/2025, 07:17

General

  • Target
    c45973b2cec1fd76f2036ddfe3cfa6059856d587a55b649d70e9b94bd4443a9d.exe
  • Size 164KB
  • Sample250701-h4qhcssrt6
  • SHA256 c45973b2cec1fd76f2036ddfe3cfa6059856d587a55b649d70e9b94bd4443a9d
  • MD5 SHA1 SHA512 SSDEEP

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 SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3464
      • C:\Users\Admin\AppData\Local\Temp\c45973b2cec1fd76f2036ddfe3cfa6059856d587a55b649d70e9b94bd4443a9d.exe
        "C:\Users\Admin\AppData\Local\Temp\c45973b2cec1fd76f2036ddfe3cfa6059856d587a55b649d70e9b94bd4443a9d.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2160
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2956
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:5980
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aA47D.bat
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1972
          • C:\Users\Admin\AppData\Local\Temp\c45973b2cec1fd76f2036ddfe3cfa6059856d587a55b649d70e9b94bd4443a9d.exe
            "C:\Users\Admin\AppData\Local\Temp\c45973b2cec1fd76f2036ddfe3cfa6059856d587a55b649d70e9b94bd4443a9d.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious use of SetWindowsHookEx
            PID:892
        • 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:3080
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:5040
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:5020
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:5104
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:4460

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          MicrosoftEdgeUpdateBroker.exe

          • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeUpdateBroker.exe
          • Size 132KB
          • SHA256 585722db8936a6c64617f05ff0d9e182f05304151e2941c88c71ebb0dd6c4fa6
          • MD5 SHA1 SHA512 SSDEEP

          7z.exe

          • Path C:\Program Files\7-Zip\7z.exe
          • Size 582KB
          • SHA256 1fc67e0f40f633f18ed34d26315c4eb5f375a9b38c7323b3a03ec4da0a59b2af
          • MD5 SHA1 SHA512 SSDEEP

          vcredist_x86.exe

          • Path C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe
          • Size 488KB
          • SHA256 4d1c2cdbf0684ef3ea3fc7123812b007687ded0a679275e5ea50f1d936a6fe3d
          • MD5 SHA1 SHA512 SSDEEP

          $$aA47D.bat

          • Path C:\Users\Admin\AppData\Local\Temp\$$aA47D.bat
          • Size 722B
          • SHA256 947b91c3d95abf447556cbe2a3f01bd058aa1ee03e1a4509d1517d9e2a236648
          • MD5 SHA1 SHA512

          c45973b2cec1fd76f2036ddfe3cfa6059856d587a55b649d70e9b94bd4443a9d.exe.exe

          • Path C:\Users\Admin\AppData\Local\Temp\c45973b2cec1fd76f2036ddfe3cfa6059856d587a55b649d70e9b94bd4443a9d.exe.exe
          • Size 131KB
          • SHA256 9291cd97d2f1b119438f16e97ea75119f19fd959ec5414e84b337530d692e289
          • MD5 SHA1 SHA512 SSDEEP

          Logo1_.exe

          • Path C:\Windows\Logo1_.exe
          • Size 33KB
          • SHA256 7cf122782c0a1f53068858937cc9e92d2ca17c45a1715cff5ef718ba2ccdc1ea
          • MD5 SHA1 SHA512 SSDEEP

          _desktop.ini

          • Path F:\$RECYCLE.BIN\S-1-5-21-2012121138-1878458325-808874697-1000\_desktop.ini
          • Size 8B
          • SHA256 c18ba10163eca907f0f0957d320e3f831cdfaf81758c3a3a7aef62236d4d3f2f
          • MD5 SHA1 SHA512

          memory/2160-9-0x0000000000400000-0x000000000043F000-memory.dmp

          memory/2160-0-0x0000000000400000-0x000000000043F000-memory.dmp

          memory/3080-18-0x0000000000400000-0x000000000043F000-memory.dmp

          memory/3080-1715-0x0000000000400000-0x000000000043F000-memory.dmp

          memory/3080-10-0x0000000000400000-0x000000000043F000-memory.dmp

          memory/3080-9348-0x0000000000400000-0x000000000043F000-memory.dmp

          memory/3080-10211-0x0000000000400000-0x000000000043F000-memory.dmp