Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    26-08-2024 05:53

General

  • Target

    c2679d748341e1ab35a991585fd750c3_JaffaCakes118.exe

  • Size

    993KB

  • MD5

    c2679d748341e1ab35a991585fd750c3

  • SHA1

    a36fa10943f300b249014a6f6bc46518ec95403b

  • SHA256

    937d34b17a22293e537fbca84db1569fa6ebe32b176a388c5f576ac7af235006

  • SHA512

    9349bc5fed652b9835fd2fa0d360b300679d7a51ef29eec47ee5f71cb3cfddf77a64749d297376d6ff6fcacdf8e772f6ce66360f6b621019cc3a50743b27121d

  • SSDEEP

    24576:5hgNnxEfGs7utip+ZGI9+dFLcUAg4vLW4XpIfY:P/fGs7/oZGI9+dFjAg4y4Zo

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\c2679d748341e1ab35a991585fd750c3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\c2679d748341e1ab35a991585fd750c3_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3032
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\c2679d748341e1ab35a991585fd750c3_JaffaCakes118.exe" "C:\Users\Admin\Desktop\proj3728.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2060
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\Desktop\proj3728.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2864
      • C:\Users\Admin\Desktop\proj3728.exe
        "C:\Users\Admin\Desktop\proj3728.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:2728
        • C:\Users\Admin\Desktop\proj3728.exe
          "C:\Users\Admin\Desktop\proj3728.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:2652
          • 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:1640
          • 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:2900

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

  • \Users\Admin\Desktop\proj3728.exe

    Filesize

    993KB

    MD5

    c2679d748341e1ab35a991585fd750c3

    SHA1

    a36fa10943f300b249014a6f6bc46518ec95403b

    SHA256

    937d34b17a22293e537fbca84db1569fa6ebe32b176a388c5f576ac7af235006

    SHA512

    9349bc5fed652b9835fd2fa0d360b300679d7a51ef29eec47ee5f71cb3cfddf77a64749d297376d6ff6fcacdf8e772f6ce66360f6b621019cc3a50743b27121d

  • memory/1640-29-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1640-27-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1640-28-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2652-17-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB

  • memory/2652-26-0x00000000007F0000-0x00000000007F8000-memory.dmp

    Filesize

    32KB

  • memory/2652-20-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB

  • memory/2652-19-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB

  • memory/2728-16-0x00000000747B0000-0x0000000074E9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2728-21-0x00000000747B0000-0x0000000074E9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2728-15-0x00000000747B0000-0x0000000074E9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2728-14-0x00000000008E0000-0x00000000009E2000-memory.dmp

    Filesize

    1.0MB

  • memory/2728-13-0x00000000747B0000-0x0000000074E9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2900-31-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/2900-30-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/2900-38-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/3032-9-0x0000000074830000-0x0000000074F1E000-memory.dmp

    Filesize

    6.9MB

  • memory/3032-6-0x0000000074830000-0x0000000074F1E000-memory.dmp

    Filesize

    6.9MB

  • memory/3032-0-0x000000007483E000-0x000000007483F000-memory.dmp

    Filesize

    4KB

  • memory/3032-5-0x000000007483E000-0x000000007483F000-memory.dmp

    Filesize

    4KB

  • memory/3032-4-0x0000000074830000-0x0000000074F1E000-memory.dmp

    Filesize

    6.9MB

  • memory/3032-3-0x00000000005B0000-0x00000000005D0000-memory.dmp

    Filesize

    128KB

  • memory/3032-2-0x0000000004960000-0x0000000004A32000-memory.dmp

    Filesize

    840KB

  • memory/3032-1-0x0000000000880000-0x0000000000982000-memory.dmp

    Filesize

    1.0MB