Analysis

  • max time kernel
    151s
  • max time network
    69s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    14-10-2022 10:17

General

  • Target

    16d75e3a25399a4916f857ede7c43cb9e76d1b8db1c37b69199a4c12bd96b855.exe

  • Size

    152KB

  • MD5

    4f53c37fbef843a6e4b3dcfdc02f4e32

  • SHA1

    8075110a7221e02b6a4e05d879bb76d26666954c

  • SHA256

    16d75e3a25399a4916f857ede7c43cb9e76d1b8db1c37b69199a4c12bd96b855

  • SHA512

    2d67d0a2f171e3c14539e665b8b96bce1fcbe88cb9b99e81b3455e185841e709a98acda257276de36fa05a7f92284c26e8b4e994eb3a49b2d159933893157378

  • SSDEEP

    3072:lWxBJrx4M+eWfrRnW+ptPY55Z/X7Zzdp7UYl:JTDR9A55VF7j

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 29 IoCs
  • Maps connected drives based on registry 3 TTPs 4 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Drops autorun.inf file 1 TTPs 1 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\16d75e3a25399a4916f857ede7c43cb9e76d1b8db1c37b69199a4c12bd96b855.exe
    "C:\Users\Admin\AppData\Local\Temp\16d75e3a25399a4916f857ede7c43cb9e76d1b8db1c37b69199a4c12bd96b855.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1492
    • C:\Users\Admin\AppData\Local\Temp\16d75e3a25399a4916f857ede7c43cb9e76d1b8db1c37b69199a4c12bd96b855.exe
      74
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Loads dropped DLL
      • Adds Run key to start application
      • Maps connected drives based on registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1688
      • C:\Users\Admin\hiiebe.exe
        "C:\Users\Admin\hiiebe.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1544
        • C:\Users\Admin\hiiebe.exe
          74
          4⤵
          • Modifies visiblity of hidden/system files in Explorer
          • Executes dropped EXE
          • Adds Run key to start application
          • Maps connected drives based on registry
          • Drops autorun.inf file
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:540

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\hiiebe.exe

    Filesize

    152KB

    MD5

    4f53c37fbef843a6e4b3dcfdc02f4e32

    SHA1

    8075110a7221e02b6a4e05d879bb76d26666954c

    SHA256

    16d75e3a25399a4916f857ede7c43cb9e76d1b8db1c37b69199a4c12bd96b855

    SHA512

    2d67d0a2f171e3c14539e665b8b96bce1fcbe88cb9b99e81b3455e185841e709a98acda257276de36fa05a7f92284c26e8b4e994eb3a49b2d159933893157378

  • C:\Users\Admin\hiiebe.exe

    Filesize

    152KB

    MD5

    4f53c37fbef843a6e4b3dcfdc02f4e32

    SHA1

    8075110a7221e02b6a4e05d879bb76d26666954c

    SHA256

    16d75e3a25399a4916f857ede7c43cb9e76d1b8db1c37b69199a4c12bd96b855

    SHA512

    2d67d0a2f171e3c14539e665b8b96bce1fcbe88cb9b99e81b3455e185841e709a98acda257276de36fa05a7f92284c26e8b4e994eb3a49b2d159933893157378

  • C:\Users\Admin\hiiebe.exe

    Filesize

    152KB

    MD5

    4f53c37fbef843a6e4b3dcfdc02f4e32

    SHA1

    8075110a7221e02b6a4e05d879bb76d26666954c

    SHA256

    16d75e3a25399a4916f857ede7c43cb9e76d1b8db1c37b69199a4c12bd96b855

    SHA512

    2d67d0a2f171e3c14539e665b8b96bce1fcbe88cb9b99e81b3455e185841e709a98acda257276de36fa05a7f92284c26e8b4e994eb3a49b2d159933893157378

  • \Users\Admin\hiiebe.exe

    Filesize

    152KB

    MD5

    4f53c37fbef843a6e4b3dcfdc02f4e32

    SHA1

    8075110a7221e02b6a4e05d879bb76d26666954c

    SHA256

    16d75e3a25399a4916f857ede7c43cb9e76d1b8db1c37b69199a4c12bd96b855

    SHA512

    2d67d0a2f171e3c14539e665b8b96bce1fcbe88cb9b99e81b3455e185841e709a98acda257276de36fa05a7f92284c26e8b4e994eb3a49b2d159933893157378

  • \Users\Admin\hiiebe.exe

    Filesize

    152KB

    MD5

    4f53c37fbef843a6e4b3dcfdc02f4e32

    SHA1

    8075110a7221e02b6a4e05d879bb76d26666954c

    SHA256

    16d75e3a25399a4916f857ede7c43cb9e76d1b8db1c37b69199a4c12bd96b855

    SHA512

    2d67d0a2f171e3c14539e665b8b96bce1fcbe88cb9b99e81b3455e185841e709a98acda257276de36fa05a7f92284c26e8b4e994eb3a49b2d159933893157378

  • memory/540-78-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/540-81-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/1688-56-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/1688-63-0x0000000076BA1000-0x0000000076BA3000-memory.dmp

    Filesize

    8KB

  • memory/1688-62-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/1688-59-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/1688-80-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB