Analysis

  • max time kernel
    150s
  • max time network
    105s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-02-2025 08:28

General

  • Target

    fce926200a95022fe9096b31504c1815d45ddb7c05eff2e60e591487813091ac.exe

  • Size

    135KB

  • MD5

    3af296ab5b9ff7607a13b388c3569806

  • SHA1

    6297f13a128b2fba5cbd8cecbc4cf50d511c6d48

  • SHA256

    fce926200a95022fe9096b31504c1815d45ddb7c05eff2e60e591487813091ac

  • SHA512

    872eb4381faae43c50b80b2c82cbeaf87ffea2b392700d986ef9a5152843e9e96f8a46ffa50b130118051d1895460b4ae05e9acf0e6ac63ea58d6d16d7e733ae

  • SSDEEP

    1536:XfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbglB:XVqoCl/YgjxEufVU0TbTyDDaleB

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 4 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 2 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.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fce926200a95022fe9096b31504c1815d45ddb7c05eff2e60e591487813091ac.exe
    "C:\Users\Admin\AppData\Local\Temp\fce926200a95022fe9096b31504c1815d45ddb7c05eff2e60e591487813091ac.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2036
    • \??\c:\windows\resources\themes\explorer.exe
      c:\windows\resources\themes\explorer.exe
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in System32 directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1992
      • \??\c:\windows\resources\spoolsv.exe
        c:\windows\resources\spoolsv.exe SE
        3⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2624
        • \??\c:\windows\resources\svchost.exe
          c:\windows\resources\svchost.exe
          4⤵
          • Modifies visiblity of hidden/system files in Explorer
          • Executes dropped EXE
          • Adds Run key to start application
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2832
          • \??\c:\windows\resources\spoolsv.exe
            c:\windows\resources\spoolsv.exe PR
            5⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            • Suspicious use of SetWindowsHookEx
            PID:2564

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\Resources\Themes\explorer.exe

    Filesize

    135KB

    MD5

    72682d5b2836f1045022ad609814b0d4

    SHA1

    d76e745bb0837f379d37737aee4519e5c41caabe

    SHA256

    9480e3deb4bc6623460581a9b1e50fc4f894c4aeae71a1d43037c5c0bdf94098

    SHA512

    5097c57f66d79a02614adf3b1c8621170e903f58fef4c682b21c4cf3f52a562be56f7bb1e038c7fbf5baf3784c4bbb09f5a2fbbccf595b50249050202c9b3cc1

  • C:\Windows\Resources\spoolsv.exe

    Filesize

    135KB

    MD5

    2e66295ab5f952f9a92170a50e9b1129

    SHA1

    913953abcd8568df6d219cdf4716362e125d4da3

    SHA256

    6c09569295ed3d58ddbd518e251c366275568d9fe41107cc883d29f00b9f1d23

    SHA512

    0dde6896330c87b4191fac5e7dcfd419e2682ed7ad889d2ffdfe84c7722c840c9e3c4f1848b79fdf6dee519592d56e7a5a88070c968a4c6322e4c4c7b4238e5d

  • C:\Windows\Resources\svchost.exe

    Filesize

    135KB

    MD5

    606b8295ecf100e4d755d609e5aaf56b

    SHA1

    7d59d529e0f9eb4a9eea3c92f396b0afc726ab65

    SHA256

    1dcbe9b097d9e50cd7fa785572a8cd25deb17997e67d8aecafa3a44638b73b5b

    SHA512

    564cd8eb47bc5fafd50eae0a0a131f65d6ba6b21b54d009f93c4d90939810551b1db9aca9e1adcc77eeb4629764238c9af6332e52a0e0c46f7033a0e040cc3a2

  • memory/1992-35-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2036-0-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2036-34-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2564-32-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2624-33-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2832-36-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB