Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-09-2024 16:59

General

  • Target

    e536211f19812c2a45b2eaa88f753426_JaffaCakes118.exe

  • Size

    1.9MB

  • MD5

    e536211f19812c2a45b2eaa88f753426

  • SHA1

    c00bd768ed3544a9b95c5a4469ed122f5c7d5afe

  • SHA256

    7c184795aa559a300734c11dae29656ea72af90163c086967a0290feb9ad77c4

  • SHA512

    7ab8d469fe5647da75733d148d58a969b7b55ab197a4d4d2fa1e80065560f7c83a964c8c4bfe1064ddc8dbe09c945385ae826debfc109a542dc86935a9f5c319

  • SSDEEP

    49152:Xh+ZkldoPKi2aL/MgXFnd4QxoFbKmb0T67kdcD:g2cPKiQgFdPoFj0T6YC

Malware Config

Extracted

Family

hawkeye_reborn

Version

10.0.0.0

Credentials

  • Protocol:
    smtp
  • Host:
    mail.legalcounselbd.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Someone1234
Mutex

3aae9658-265c-4320-a9cd-b956a7daf584

Attributes
  • fields

    map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:false _Delivery:0 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPassword:Someone1234 _EmailPort:587 _EmailSSL:false _EmailServer:mail.legalcounselbd.com _EmailUsername:[email protected] _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:false _LogInterval:10080 _MeltFile:false _Mutex:3aae9658-265c-4320-a9cd-b956a7daf584 _PasswordStealer:true _ProcessElevation:false _ProcessProtection:false _ScreenshotLogger:false _SystemInfo:false _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.

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Detected Nirsoft tools 8 IoCs

    Free utilities often used by attackers which can steal passwords, product keys, etc.

  • NirSoft MailPassView 4 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 4 IoCs

    Password recovery tool for various web browsers

  • Drops startup file 1 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of SetThreadContext 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e536211f19812c2a45b2eaa88f753426_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e536211f19812c2a45b2eaa88f753426_JaffaCakes118.exe"
    1⤵
    • Drops startup file
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4648
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
      "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\RegAsm.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3640
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\tmpD2B1.tmp"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4804
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\tmpD6BA.tmp"
        3⤵
        • Accesses Microsoft Outlook accounts
        • System Location Discovery: System Language Discovery
        PID:1656

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpD2B1.tmp

    Filesize

    4KB

    MD5

    1891919175c888ce82e9bd8a047b01ad

    SHA1

    502a6892a5d27ecb791ac5aa6d8586944f540453

    SHA256

    a6c43b4e4b8681cf0ef56c49c730fa77e34dc82db0260253a3ba75039030b9ec

    SHA512

    8bb940050b1abf6c27db133ed446f41e108f670f361ed5102408832ce33d9b87cd0880723441f1632292eeeb0a319c4e0fac0ea659eb55ebe1130cc3e6c776a3

  • memory/1656-29-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1656-24-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1656-26-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1656-27-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/3640-6-0x0000000074142000-0x0000000074143000-memory.dmp

    Filesize

    4KB

  • memory/3640-9-0x0000000074142000-0x0000000074143000-memory.dmp

    Filesize

    4KB

  • memory/3640-10-0x0000000074140000-0x00000000746F1000-memory.dmp

    Filesize

    5.7MB

  • memory/3640-8-0x0000000074140000-0x00000000746F1000-memory.dmp

    Filesize

    5.7MB

  • memory/3640-7-0x0000000074140000-0x00000000746F1000-memory.dmp

    Filesize

    5.7MB

  • memory/3640-5-0x0000000000400000-0x0000000000490000-memory.dmp

    Filesize

    576KB

  • memory/4648-3-0x0000000005AC0000-0x0000000005B4B000-memory.dmp

    Filesize

    556KB

  • memory/4648-4-0x0000000005BF0000-0x0000000005C7B000-memory.dmp

    Filesize

    556KB

  • memory/4804-12-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4804-22-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4804-20-0x0000000000460000-0x0000000000529000-memory.dmp

    Filesize

    804KB

  • memory/4804-15-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4804-14-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB