Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    31/05/2024, 12:30

General

  • Target
    Windows Program.exe
  • Size 356KB
  • Sample240531-pphmjahe83
  • SHA256 438c6c0291603bd92a66731abcf32e478dc19093c1c0f3c75ee5117192913809
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Drops startup file 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 17 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • AutoIT Executable 15 IoCs

    AutoIT scripts compiled to PE executables.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Windows Program.exe
    "C:\Users\Admin\AppData\Local\Temp\Windows Program.exe"
    1⤵
    • Drops startup file
    • Loads dropped DLL
    • Adds Run key to start application
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:1500
    • C:\Windows\SysWOW64\WSCript.exe
      WSCript C:\Users\Admin\AppData\Local\Temp\DNLEWE.vbs
      2⤵
        PID:1652

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
          • Size 70KB
          • SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
          • MD5 SHA1 SHA512 SSDEEP

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
          • Size 342B
          • SHA256 4b2523bdf9acd4d250f3557bd4176fe3d0cbc0fe4d741b302554e00432944862
          • MD5 SHA1 SHA512

          Cab8E7C.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\Cab8E7C.tmp
          • Size 65KB
          • SHA256 c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
          • MD5 SHA1 SHA512 SSDEEP

          DNLEWE.vbs

          • Path C:\Users\Admin\AppData\Local\Temp\DNLEWE.vbs
          • Size 850B
          • SHA256 ba844c991f9fc79f240573cf20e975ac60ae70adc4f45298059e53474df49d1c
          • MD5 SHA1 SHA512

          Tar9095.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\Tar9095.tmp
          • Size 181KB
          • SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
          • MD5 SHA1 SHA512 SSDEEP

          Windows Program.exe

          • Path \Users\Admin\AppData\Roaming\Windata\Windows Program.exe
          • Size 356KB
          • SHA256 438c6c0291603bd92a66731abcf32e478dc19093c1c0f3c75ee5117192913809
          • MD5 SHA1 SHA512 SSDEEP

          memory/1500-107-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1500-111-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1500-103-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1500-104-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1500-105-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1500-106-0x0000000004EC0000-0x0000000004ED0000-memory.dmp

          memory/1500-0-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1500-108-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1500-109-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1500-100-0x0000000004EC0000-0x0000000004ED0000-memory.dmp

          memory/1500-112-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1500-113-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1500-114-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1500-115-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1500-116-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1500-117-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1500-118-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1500-119-0x0000000000400000-0x00000000004CA000-memory.dmp