Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240730-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-07-2024 23:18

General

  • Target

    2a3bbfd92f649284aca8646553402bfb_JaffaCakes118.exe

  • Size

    909KB

  • MD5

    2a3bbfd92f649284aca8646553402bfb

  • SHA1

    e455e3d5a2116a61d53704841aaf8518063a43b2

  • SHA256

    b7792d11b162687b6d5bfa2c7962c71915d1a193e35be2cfb7af53481c7814f7

  • SHA512

    16ac61287f501fe06a9e06ca21e516ed61ce4365e69061a2920d57052c7b9d5e7669fb43600217b3236cc1c2fd42f4747729cf0554649be048df89b77e1ee765

  • SSDEEP

    24576:Cp0lb0xmhcRacbsswOSDAeKi7H3ph1rffvzDSPBA:CBxmhcaz5ODeKi7H3Zjvz2

Malware Config

Signatures

  • HawkEye

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

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

    Malicious Access or copy of Web Browser Credential store.

  • Detected Nirsoft tools 7 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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Looks up external IP address via web service 2 IoCs

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

  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2a3bbfd92f649284aca8646553402bfb_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\2a3bbfd92f649284aca8646553402bfb_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2260
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\2a3bbfd92f649284aca8646553402bfb_JaffaCakes118.exe" "C:\Users\Admin\Documents\Project109.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4656
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\Documents\Project109.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3856
      • C:\Users\Admin\Documents\Project109.exe
        "C:\Users\Admin\Documents\Project109.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2340
        • C:\Users\Admin\Documents\Project109.exe
          "C:\Users\Admin\Documents\Project109.exe"
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1652
          • 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\holdermail.txt"
            5⤵
            • Accesses Microsoft Outlook accounts
            • System Location Discovery: System Language Discovery
            PID:4048
          • 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\holderwb.txt"
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            PID:2060

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\holderwb.txt

    Filesize

    3KB

    MD5

    f94dc819ca773f1e3cb27abbc9e7fa27

    SHA1

    9a7700efadc5ea09ab288544ef1e3cd876255086

    SHA256

    a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

    SHA512

    72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

  • C:\Users\Admin\Documents\Project109.exe

    Filesize

    909KB

    MD5

    2a3bbfd92f649284aca8646553402bfb

    SHA1

    e455e3d5a2116a61d53704841aaf8518063a43b2

    SHA256

    b7792d11b162687b6d5bfa2c7962c71915d1a193e35be2cfb7af53481c7814f7

    SHA512

    16ac61287f501fe06a9e06ca21e516ed61ce4365e69061a2920d57052c7b9d5e7669fb43600217b3236cc1c2fd42f4747729cf0554649be048df89b77e1ee765

  • memory/1652-30-0x00000000099D0000-0x00000000099D8000-memory.dmp

    Filesize

    32KB

  • memory/1652-23-0x0000000005C40000-0x0000000005C96000-memory.dmp

    Filesize

    344KB

  • memory/1652-20-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB

  • memory/1652-27-0x00000000090F0000-0x0000000009156000-memory.dmp

    Filesize

    408KB

  • memory/2060-35-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/2060-36-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/2060-43-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/2260-4-0x00000000054E0000-0x0000000005590000-memory.dmp

    Filesize

    704KB

  • memory/2260-11-0x0000000074810000-0x0000000074FC0000-memory.dmp

    Filesize

    7.7MB

  • memory/2260-7-0x0000000004C90000-0x0000000004C9A000-memory.dmp

    Filesize

    40KB

  • memory/2260-6-0x0000000074810000-0x0000000074FC0000-memory.dmp

    Filesize

    7.7MB

  • memory/2260-5-0x00000000051F0000-0x000000000520E000-memory.dmp

    Filesize

    120KB

  • memory/2260-0-0x000000007481E000-0x000000007481F000-memory.dmp

    Filesize

    4KB

  • memory/2260-3-0x0000000005210000-0x00000000052A2000-memory.dmp

    Filesize

    584KB

  • memory/2260-2-0x00000000056B0000-0x0000000005C54000-memory.dmp

    Filesize

    5.6MB

  • memory/2260-1-0x0000000000760000-0x000000000084C000-memory.dmp

    Filesize

    944KB

  • memory/2340-19-0x0000000074810000-0x0000000074FC0000-memory.dmp

    Filesize

    7.7MB

  • memory/2340-24-0x0000000074810000-0x0000000074FC0000-memory.dmp

    Filesize

    7.7MB

  • memory/2340-18-0x0000000074810000-0x0000000074FC0000-memory.dmp

    Filesize

    7.7MB

  • memory/2340-17-0x0000000009F40000-0x0000000009FDC000-memory.dmp

    Filesize

    624KB

  • memory/2340-16-0x0000000074810000-0x0000000074FC0000-memory.dmp

    Filesize

    7.7MB

  • memory/2340-15-0x0000000074810000-0x0000000074FC0000-memory.dmp

    Filesize

    7.7MB

  • memory/4048-31-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4048-32-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4048-34-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4048-33-0x0000000000420000-0x00000000004E9000-memory.dmp

    Filesize

    804KB