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Analysis

  • max time kernel
    153s
  • max time network
    90s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    04/12/2022, 11:36

General

  • Target

    5e5d7a9a580ffce4329a4457304199b0d2560a6e4df1630ed9a04c11fa9184ef.exe

  • Size

    116KB

  • MD5

    702235684c67619271724f2b0163961e

  • SHA1

    2591fdecbcd671880fe89c0b1814f834db31f9c5

  • SHA256

    5e5d7a9a580ffce4329a4457304199b0d2560a6e4df1630ed9a04c11fa9184ef

  • SHA512

    8548ff41e7ae384e300905868d5e40a0a71320461cc8c7a642c870d0fbc3e0ff820ecb47c9744d6f2babf516290af0eafc779a3ecfa88e271ed7f6ce787f2918

  • SSDEEP

    3072:mav7777777777777777yE7777777777777777777aa3yL:i83S

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 29 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 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5e5d7a9a580ffce4329a4457304199b0d2560a6e4df1630ed9a04c11fa9184ef.exe
    "C:\Users\Admin\AppData\Local\Temp\5e5d7a9a580ffce4329a4457304199b0d2560a6e4df1630ed9a04c11fa9184ef.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2028
    • C:\Users\Admin\heiexe.exe
      "C:\Users\Admin\heiexe.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:772

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\heiexe.exe

    Filesize

    116KB

    MD5

    aa78e1241e812561e74b2aabfa463bbd

    SHA1

    3156001a307062fe5f7f14943db43384ba15404b

    SHA256

    df81954d14446d6595f9975d2db17a1f0138b18f9fcd0fdef0a28ce800cc8873

    SHA512

    82f1857df649d65ddf8933dc4fa7e1f6c3829cdc38214a42d6ca58ba90ad5ebdc30d9a385ec13d5c5cc193fb1fbf7ee7659c321cd995236c5d4578396d90f007

  • C:\Users\Admin\heiexe.exe

    Filesize

    116KB

    MD5

    aa78e1241e812561e74b2aabfa463bbd

    SHA1

    3156001a307062fe5f7f14943db43384ba15404b

    SHA256

    df81954d14446d6595f9975d2db17a1f0138b18f9fcd0fdef0a28ce800cc8873

    SHA512

    82f1857df649d65ddf8933dc4fa7e1f6c3829cdc38214a42d6ca58ba90ad5ebdc30d9a385ec13d5c5cc193fb1fbf7ee7659c321cd995236c5d4578396d90f007

  • \Users\Admin\heiexe.exe

    Filesize

    116KB

    MD5

    aa78e1241e812561e74b2aabfa463bbd

    SHA1

    3156001a307062fe5f7f14943db43384ba15404b

    SHA256

    df81954d14446d6595f9975d2db17a1f0138b18f9fcd0fdef0a28ce800cc8873

    SHA512

    82f1857df649d65ddf8933dc4fa7e1f6c3829cdc38214a42d6ca58ba90ad5ebdc30d9a385ec13d5c5cc193fb1fbf7ee7659c321cd995236c5d4578396d90f007

  • \Users\Admin\heiexe.exe

    Filesize

    116KB

    MD5

    aa78e1241e812561e74b2aabfa463bbd

    SHA1

    3156001a307062fe5f7f14943db43384ba15404b

    SHA256

    df81954d14446d6595f9975d2db17a1f0138b18f9fcd0fdef0a28ce800cc8873

    SHA512

    82f1857df649d65ddf8933dc4fa7e1f6c3829cdc38214a42d6ca58ba90ad5ebdc30d9a385ec13d5c5cc193fb1fbf7ee7659c321cd995236c5d4578396d90f007

  • memory/2028-56-0x0000000076AE1000-0x0000000076AE3000-memory.dmp

    Filesize

    8KB