Analysis

  • max time kernel
    150s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    29-03-2024 02:23

General

  • Target

    7d623dcdebf0992732101afeb5c3821ca95e297b2992aef9c16ebb44aa6c47b0.exe

  • Size

    948KB

  • MD5

    adcc598af7caec5a2b261c869bf784b0

  • SHA1

    55eb16719270a3bf2755f1d3435b09078838c49c

  • SHA256

    7d623dcdebf0992732101afeb5c3821ca95e297b2992aef9c16ebb44aa6c47b0

  • SHA512

    bbfcddd524e5f654290bd30919ed7aad61e64ae3919af202457d74c34b1314b7bb288c1dd8414d02bb8f61a207c8bd9e8fcc98347b9b128e414a72258ecfdd7f

  • SSDEEP

    24576:n3qKdgSMzbbnNEvizbKZiiwt3Tggzbsye5HMPKZ2W0gXKXJ:naKNMDNqizCeegPsye+PKOZX

Malware Config

Signatures

  • HawkEye

    HawkEye is a malware kit that has seen continuous development since at least 2013.

  • Detects executables containing bas64 encoded gzip files 1 IoCs
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 17 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 53 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7d623dcdebf0992732101afeb5c3821ca95e297b2992aef9c16ebb44aa6c47b0.exe
    "C:\Users\Admin\AppData\Local\Temp\7d623dcdebf0992732101afeb5c3821ca95e297b2992aef9c16ebb44aa6c47b0.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2180
    • C:\Users\Admin\AppData\Roaming\WindowsUpdate.exe
      "C:\Users\Admin\AppData\Roaming\WindowsUpdate.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2716
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\WindowsUpdate.exe" "WindowsUpdate.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:2388

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Roaming\WindowsUpdate.exe

    Filesize

    948KB

    MD5

    adcc598af7caec5a2b261c869bf784b0

    SHA1

    55eb16719270a3bf2755f1d3435b09078838c49c

    SHA256

    7d623dcdebf0992732101afeb5c3821ca95e297b2992aef9c16ebb44aa6c47b0

    SHA512

    bbfcddd524e5f654290bd30919ed7aad61e64ae3919af202457d74c34b1314b7bb288c1dd8414d02bb8f61a207c8bd9e8fcc98347b9b128e414a72258ecfdd7f

  • memory/2180-16-0x0000000074410000-0x00000000749BB000-memory.dmp

    Filesize

    5.7MB

  • memory/2180-14-0x0000000000E70000-0x00000000011EC000-memory.dmp

    Filesize

    3.5MB

  • memory/2180-3-0x0000000003010000-0x0000000003050000-memory.dmp

    Filesize

    256KB

  • memory/2180-1-0x0000000074410000-0x00000000749BB000-memory.dmp

    Filesize

    5.7MB

  • memory/2180-9-0x00000000065B0000-0x000000000692C000-memory.dmp

    Filesize

    3.5MB

  • memory/2180-0-0x0000000000E70000-0x00000000011EC000-memory.dmp

    Filesize

    3.5MB

  • memory/2180-2-0x0000000074410000-0x00000000749BB000-memory.dmp

    Filesize

    5.7MB

  • memory/2716-15-0x0000000074410000-0x00000000749BB000-memory.dmp

    Filesize

    5.7MB

  • memory/2716-12-0x00000000008C0000-0x0000000000C3C000-memory.dmp

    Filesize

    3.5MB

  • memory/2716-18-0x0000000074410000-0x00000000749BB000-memory.dmp

    Filesize

    5.7MB

  • memory/2716-17-0x00000000031B0000-0x00000000031F0000-memory.dmp

    Filesize

    256KB

  • memory/2716-24-0x00000000008C0000-0x0000000000C3C000-memory.dmp

    Filesize

    3.5MB

  • memory/2716-25-0x0000000074410000-0x00000000749BB000-memory.dmp

    Filesize

    5.7MB

  • memory/2716-26-0x00000000031B0000-0x00000000031F0000-memory.dmp

    Filesize

    256KB