Analysis

  • max time kernel
    160s
  • max time network
    170s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    25-06-2022 02:58

General

  • Target

    ee9a1d78f2e0d7d33d7ca9cdffcdc8bc55cff875ec1d3a969803b373c502824b.exe

  • Size

    2.0MB

  • MD5

    0def4e4fe77fc4499d9ade8db0f9c82a

  • SHA1

    29e2459ce9aa0767b84e9efe70913559d606d5d1

  • SHA256

    ee9a1d78f2e0d7d33d7ca9cdffcdc8bc55cff875ec1d3a969803b373c502824b

  • SHA512

    87ec521cd5f94eb10cf7283be15a3c0bff285ad5b870643e81dac3fdd2fea3b3d078d2619dbee906c235a892f47522cfed220bbfe953ef1aa31b297b2853902e

Malware Config

Extracted

Family

hawkeye_reborn

Version

10.0.0.0

Credentials

  • Protocol:
    smtp
  • Host:
    mail.ancopottary.com
  • Port:
    587
  • Username:
    royalgrace@ancopottary.com
  • Password:
    niconpay$
Mutex

c5a6e58d-97f5-486b-ab80-4e435504662a

Attributes
  • fields

    map[_AntiDebugger:false _AntiVirusKiller:true _BotKiller:false _ClipboardLogger:true _Delivery:0 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPassword:niconpay$ _EmailPort:587 _EmailSSL:true _EmailServer:mail.ancopottary.com _EmailUsername:royalgrace@ancopottary.com _ExecutionDelay:10 _FTPPort:0 _FTPSFTP:false _FakeMessageIcon:0 _FakeMessageShow:false _FileBinder:false _HideFile:false _HistoryCleaner:false _Install:false _InstallLocation:0 _InstallStartup:false _InstallStartupPersistance:false _KeyStrokeLogger:true _LogInterval:10 _MeltFile:false _Mutex:c5a6e58d-97f5-486b-ab80-4e435504662a _PasswordStealer:true _ProcessElevation:false _ProcessProtection:false _ScreenshotLogger:false _SystemInfo:true _Version:10.0.0.0 _WebCamLogger:false _WebsiteBlocker:false _WebsiteVisitor:false _WebsiteVisitorVisible:false _ZoneID:false]

  • name

    HawkEye RebornX, Version=10.0.0.0, Culture=neutral, PublicKeyToken=null

Signatures

  • HawkEye Reborn

    HawkEye Reborn is an enhanced version of the HawkEye malware kit.

  • Sets file execution options in registry 2 TTPs 64 IoCs
  • Drops startup file 1 IoCs
  • Looks up external IP address via web service 8 IoCs

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

  • Suspicious use of SetThreadContext 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ee9a1d78f2e0d7d33d7ca9cdffcdc8bc55cff875ec1d3a969803b373c502824b.exe
    "C:\Users\Admin\AppData\Local\Temp\ee9a1d78f2e0d7d33d7ca9cdffcdc8bc55cff875ec1d3a969803b373c502824b.exe"
    1⤵
    • Drops startup file
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2140
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
      "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\RegAsm.exe"
      2⤵
      • Sets file execution options in registry
      PID:2644
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
      "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\RegAsm.exe"
      2⤵
      • Sets file execution options in registry
      PID:4088
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
      "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\RegAsm.exe"
      2⤵
      • Sets file execution options in registry
      PID:3008
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
      "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\RegAsm.exe"
      2⤵
      • Sets file execution options in registry
      PID:4856
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
      "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\RegAsm.exe"
      2⤵
      • Sets file execution options in registry
      PID:2728
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
      "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\RegAsm.exe"
      2⤵
      • Sets file execution options in registry
      PID:1420
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
      "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\RegAsm.exe"
      2⤵
      • Sets file execution options in registry
      PID:3620
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
      "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\RegAsm.exe"
      2⤵
      • Sets file execution options in registry
      PID:4348

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\RegAsm.exe.log
    Filesize

    680B

    MD5

    8faf48455ffc017246b08e89f6ba1956

    SHA1

    2f6c39d9828b3f95dc050f52a38cd7d3f543baf8

    SHA256

    9a643ce75fdfe840ea158010f28f8520bea2a60220494b44a25039a2a318fc35

    SHA512

    dafd4f1bf894ef1c61ff65dbcb8d5a151b33d8e39f3e354e6e433c8c7c0e8c2105615bffde8d796e361b77ccbe917a70ca4d03cc8cb6396f0495ff9e5b7010a9

  • memory/1420-183-0x00000000743C0000-0x0000000074971000-memory.dmp
    Filesize

    5.7MB

  • memory/1420-182-0x00000000743C0000-0x0000000074971000-memory.dmp
    Filesize

    5.7MB

  • memory/1420-176-0x0000000000000000-mapping.dmp
  • memory/1420-184-0x00000000743C0000-0x0000000074971000-memory.dmp
    Filesize

    5.7MB

  • memory/2140-136-0x0000000003AD0000-0x0000000003B5B000-memory.dmp
    Filesize

    556KB

  • memory/2644-130-0x0000000000000000-mapping.dmp
  • memory/2644-139-0x00000000743C0000-0x0000000074971000-memory.dmp
    Filesize

    5.7MB

  • memory/2644-138-0x00000000743C0000-0x0000000074971000-memory.dmp
    Filesize

    5.7MB

  • memory/2644-137-0x00000000743C0000-0x0000000074971000-memory.dmp
    Filesize

    5.7MB

  • memory/2644-131-0x00000000007C0000-0x0000000000850000-memory.dmp
    Filesize

    576KB

  • memory/2728-174-0x00000000743C0000-0x0000000074971000-memory.dmp
    Filesize

    5.7MB

  • memory/2728-175-0x00000000743C0000-0x0000000074971000-memory.dmp
    Filesize

    5.7MB

  • memory/2728-173-0x00000000743C0000-0x0000000074971000-memory.dmp
    Filesize

    5.7MB

  • memory/2728-167-0x0000000000000000-mapping.dmp
  • memory/3008-151-0x0000000000400000-0x0000000000490000-memory.dmp
    Filesize

    576KB

  • memory/3008-158-0x00000000743C0000-0x0000000074971000-memory.dmp
    Filesize

    5.7MB

  • memory/3008-157-0x00000000743C0000-0x0000000074971000-memory.dmp
    Filesize

    5.7MB

  • memory/3008-156-0x00000000743C0000-0x0000000074971000-memory.dmp
    Filesize

    5.7MB

  • memory/3008-150-0x0000000000000000-mapping.dmp
  • memory/3620-185-0x0000000000000000-mapping.dmp
  • memory/3620-191-0x00000000743C0000-0x0000000074971000-memory.dmp
    Filesize

    5.7MB

  • memory/3620-192-0x00000000743C0000-0x0000000074971000-memory.dmp
    Filesize

    5.7MB

  • memory/3620-193-0x00000000743C0000-0x0000000074971000-memory.dmp
    Filesize

    5.7MB

  • memory/4088-147-0x00000000743C0000-0x0000000074971000-memory.dmp
    Filesize

    5.7MB

  • memory/4088-149-0x00000000743C0000-0x0000000074971000-memory.dmp
    Filesize

    5.7MB

  • memory/4088-148-0x00000000743C0000-0x0000000074971000-memory.dmp
    Filesize

    5.7MB

  • memory/4088-141-0x0000000000170000-0x0000000000200000-memory.dmp
    Filesize

    576KB

  • memory/4088-140-0x0000000000000000-mapping.dmp
  • memory/4348-194-0x0000000000000000-mapping.dmp
  • memory/4348-195-0x0000000000150000-0x00000000001E0000-memory.dmp
    Filesize

    576KB

  • memory/4348-200-0x00000000743C0000-0x0000000074971000-memory.dmp
    Filesize

    5.7MB

  • memory/4348-201-0x00000000743C0000-0x0000000074971000-memory.dmp
    Filesize

    5.7MB

  • memory/4856-166-0x00000000743C0000-0x0000000074971000-memory.dmp
    Filesize

    5.7MB

  • memory/4856-165-0x00000000743C0000-0x0000000074971000-memory.dmp
    Filesize

    5.7MB

  • memory/4856-159-0x0000000000000000-mapping.dmp