Analysis

  • max time kernel
    20s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    31-05-2024 20:51

General

  • Target

    3c72993023243f6f6465905a1eb0dea88e5fbd86101861c319db6cabef3d5933.exe

  • Size

    4.6MB

  • MD5

    30490e035f3a982ebb25e4144ce2c3bd

  • SHA1

    62f1e5634472def5c767546d33176a08b3ef66aa

  • SHA256

    3c72993023243f6f6465905a1eb0dea88e5fbd86101861c319db6cabef3d5933

  • SHA512

    07b808401cc68cabe603a77b5536c04d73a4d8df72ad508f245cde5285c4e07e59886316b164d9af436b61f9ded93a337fd828539ebd069e10f2fb577f5caa01

  • SSDEEP

    49152:NF1HgnAj9hg5nfVMsCEvLBGi90Qq19YnETzehkiYgpgGo/vinpqWsMYhLRCfs68i:NF1unfVLH2CToUp8/06O

Score
9/10

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 10 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3c72993023243f6f6465905a1eb0dea88e5fbd86101861c319db6cabef3d5933.exe
    "C:\Users\Admin\AppData\Local\Temp\3c72993023243f6f6465905a1eb0dea88e5fbd86101861c319db6cabef3d5933.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:1956
    • C:\WINDOWS\MSWDM.EXE
      "C:\WINDOWS\MSWDM.EXE"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      PID:1924
    • C:\WINDOWS\MSWDM.EXE
      -r!C:\Windows\dev13CF.tmp!C:\Users\Admin\AppData\Local\Temp\3c72993023243f6f6465905a1eb0dea88e5fbd86101861c319db6cabef3d5933.exe! !
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2508
      • C:\Users\Admin\AppData\Local\Temp\3C72993023243F6F6465905A1EB0DEA88E5FBD86101861C319DB6CABEF3D5933.EXE
        3⤵
        • Executes dropped EXE
        PID:2640
      • C:\WINDOWS\MSWDM.EXE
        -e!C:\Windows\dev13CF.tmp!C:\Users\Admin\AppData\Local\Temp\3C72993023243F6F6465905A1EB0DEA88E5FBD86101861C319DB6CABEF3D5933.EXE!
        3⤵
        • Executes dropped EXE
        PID:2120

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\MSWDM.EXE

    Filesize

    4.2MB

    MD5

    e6cdb6996249e10a30534d296ae08736

    SHA1

    f494a1206ce3d72daf9ad34ccc45ccc336cb0a33

    SHA256

    98b9af851f84d3609ef2f38840bebb34b90d253a5b9059eae975cda569b2c644

    SHA512

    b404abbc58c445237270822f50a666a4aeb66fc9e4896329a3398c72c82b0ca3e355b73b401e18f6c60f07f54e1e522a085471a56b1101a56cdcfef5bbc6922a

  • C:\Windows\dev13CF.tmp

    Filesize

    458KB

    MD5

    619f7135621b50fd1900ff24aade1524

    SHA1

    6c7ea8bbd435163ae3945cbef30ef6b9872a4591

    SHA256

    344f076bb1211cb02eca9e5ed2c0ce59bcf74ccbc749ec611538fa14ecb9aad2

    SHA512

    2c7293c084d09bc2e3ae2d066dd7b331c810d9e2eeca8b236a8e87fdeb18e877b948747d3491fcaff245816507685250bd35f984c67a43b29b0ae31ecb2bd628

  • memory/1924-16-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/1924-31-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/1956-18-0x00000000002F0000-0x000000000031C000-memory.dmp

    Filesize

    176KB

  • memory/1956-17-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/1956-15-0x00000000002F0000-0x000000000031C000-memory.dmp

    Filesize

    176KB

  • memory/1956-14-0x00000000002F0000-0x000000000031C000-memory.dmp

    Filesize

    176KB

  • memory/1956-0-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/2120-28-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/2508-20-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/2508-30-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/2508-26-0x0000000000430000-0x000000000045C000-memory.dmp

    Filesize

    176KB