Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-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 9 IoCs

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

  • NirSoft MailPassView 6 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 6 IoCs

    Password recovery tool for various web browsers

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 41 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2a3bbfd92f649284aca8646553402bfb_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\2a3bbfd92f649284aca8646553402bfb_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1812
    • 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:2264
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\Documents\Project109.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2712
      • 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:2864
        • 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:1116
          • 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:1028
          • 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:2452

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    2B

    MD5

    f3b25701fe362ec84616a93a45ce9998

    SHA1

    d62636d8caec13f04e28442a0a6fa1afeb024bbb

    SHA256

    b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

    SHA512

    98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

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

    Filesize

    909KB

    MD5

    2a3bbfd92f649284aca8646553402bfb

    SHA1

    e455e3d5a2116a61d53704841aaf8518063a43b2

    SHA256

    b7792d11b162687b6d5bfa2c7962c71915d1a193e35be2cfb7af53481c7814f7

    SHA512

    16ac61287f501fe06a9e06ca21e516ed61ce4365e69061a2920d57052c7b9d5e7669fb43600217b3236cc1c2fd42f4747729cf0554649be048df89b77e1ee765

  • memory/1028-34-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1028-36-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1028-33-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1116-26-0x0000000000170000-0x00000000001F4000-memory.dmp

    Filesize

    528KB

  • memory/1116-22-0x0000000000170000-0x00000000001F4000-memory.dmp

    Filesize

    528KB

  • memory/1116-18-0x0000000000170000-0x00000000001F4000-memory.dmp

    Filesize

    528KB

  • memory/1116-32-0x0000000000570000-0x0000000000578000-memory.dmp

    Filesize

    32KB

  • memory/1812-0-0x00000000746FE000-0x00000000746FF000-memory.dmp

    Filesize

    4KB

  • memory/1812-2-0x0000000004930000-0x00000000049E0000-memory.dmp

    Filesize

    704KB

  • memory/1812-7-0x00000000746F0000-0x0000000074DDE000-memory.dmp

    Filesize

    6.9MB

  • memory/1812-1-0x0000000000B50000-0x0000000000C3C000-memory.dmp

    Filesize

    944KB

  • memory/1812-4-0x00000000746F0000-0x0000000074DDE000-memory.dmp

    Filesize

    6.9MB

  • memory/1812-3-0x0000000000420000-0x000000000043E000-memory.dmp

    Filesize

    120KB

  • memory/2452-38-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/2452-37-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/2452-45-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/2864-27-0x0000000074670000-0x0000000074D5E000-memory.dmp

    Filesize

    6.9MB

  • memory/2864-12-0x0000000000030000-0x000000000011C000-memory.dmp

    Filesize

    944KB

  • memory/2864-11-0x0000000074670000-0x0000000074D5E000-memory.dmp

    Filesize

    6.9MB

  • memory/2864-14-0x0000000074670000-0x0000000074D5E000-memory.dmp

    Filesize

    6.9MB

  • memory/2864-13-0x0000000074670000-0x0000000074D5E000-memory.dmp

    Filesize

    6.9MB

  • memory/2864-15-0x0000000074670000-0x0000000074D5E000-memory.dmp

    Filesize

    6.9MB