Analysis

  • max time kernel
    91s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07/11/2024, 15:00

General

  • Target

    24d0dc9cfec2375e31892b9caf32557c0714c1d55c7f2bcc15c6c83919740d57N.exe

  • Size

    1.2MB

  • MD5

    68b6e1da249421fedf2c6cf9d01a6720

  • SHA1

    0a29e2994608555503b77b424ca828e00fc3e117

  • SHA256

    24d0dc9cfec2375e31892b9caf32557c0714c1d55c7f2bcc15c6c83919740d57

  • SHA512

    1c47bd186c111c58bc5221e6124d4eef1e706c1ceb930ae7777652d6980a3a442e6f6a71ebe23a2c371c89467bfacb16859fd86cb0ec40d2d769f61672e9a584

  • SSDEEP

    24576:v6Zv2ivhBVnFys7xP86Lh7uhmh8VZ7i/+XAmvYSFdbRPIbgRrhQKNzkM/rCher5a:vE2ivhQs7dLNuhmuVZ7iHmv5FJRIq6Gs

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 6 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 12 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\24d0dc9cfec2375e31892b9caf32557c0714c1d55c7f2bcc15c6c83919740d57N.exe
    "C:\Users\Admin\AppData\Local\Temp\24d0dc9cfec2375e31892b9caf32557c0714c1d55c7f2bcc15c6c83919740d57N.exe"
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Modifies system executable filetype association
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2500
    • C:\Windows\svchost.exe
      C:\Windows\svchost.exe
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Executes dropped EXE
      • Modifies system executable filetype association
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      PID:1040

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Windows\SysWOW64\concp32.exe

          Filesize

          1.2MB

          MD5

          ceb7740a33c31e25a78a6f809f7bdbc9

          SHA1

          694ba3138c789d04e14f8acd8d5dc3e443382523

          SHA256

          25d6b879e63f3f067363eacc67388b245d186c6e5f665f891972faa84a03d85f

          SHA512

          bcf0b6768cfb5c37972e92bd3f30c3a6823b0d35161207d93788c6f40f5894d5e75bde77b73b94322779f58e3c3f17b3aafb66c9a27fc5970c2de9d6fd367749

        • C:\Windows\svchost.exe

          Filesize

          1.2MB

          MD5

          1122b7b3fee2d537675dd70615c337d7

          SHA1

          047c1ce8b4c235ca655517af4d51c2a6dc22cc91

          SHA256

          6bb05040f38bbe35a2063e8a038508ebb8eb4b1187aa2a4e503ec3e7f1267d9f

          SHA512

          c81b423f81cb292ff07aed92d23cf768693faedf3afece77b71b55701a12081522c18e104fc61d38a2348ee0d83b986ab5c8fb2649ab5ada9a611e0f81e50300

        • memory/1040-16-0x0000000000400000-0x0000000000439000-memory.dmp

          Filesize

          228KB

        • memory/2500-0-0x0000000000400000-0x0000000000439000-memory.dmp

          Filesize

          228KB

        • memory/2500-15-0x0000000000400000-0x0000000000439000-memory.dmp

          Filesize

          228KB

        • memory/2500-13-0x0000000001B60000-0x0000000001B99000-memory.dmp

          Filesize

          228KB