Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    27-09-2024 11:03

General

  • Target

    fa4a3e649b9517d608608f14aad9ee69_JaffaCakes118.exe

  • Size

    984KB

  • MD5

    fa4a3e649b9517d608608f14aad9ee69

  • SHA1

    acfdc71b72426d4c30b7c35ee53a95500fd141cc

  • SHA256

    a5dbdb27dcecc2be689d43da2dcbeef99ff33e583b66ecb6bb2af78d356a1db7

  • SHA512

    4833e11ef74adc2e4b0084d08ab3f0105e6622b69ebdf432c030d045f51df6a5fb9f80e5eae38950f09558420df5f6f21bea4df8ca92a5fb37fb1509633ae47b

  • SSDEEP

    24576:ujGFezmC9scgM0VoFC417xjmopLmcFNj2tirYyl:/6mCuc/0VsC4ZxDpzl

Malware Config

Signatures

  • HawkEye

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

  • 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
  • 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\fa4a3e649b9517d608608f14aad9ee69_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fa4a3e649b9517d608608f14aad9ee69_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1620
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\fa4a3e649b9517d608608f14aad9ee69_JaffaCakes118.exe" "C:\Users\Admin\Desktop\project7992.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2460
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\Desktop\project7992.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2916
      • C:\Users\Admin\Desktop\project7992.exe
        "C:\Users\Admin\Desktop\project7992.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:2772
        • C:\Users\Admin\Desktop\project7992.exe
          "C:\Users\Admin\Desktop\project7992.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:2956
          • 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:2440
          • 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:408

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\Desktop\project7992.exe

    Filesize

    984KB

    MD5

    fa4a3e649b9517d608608f14aad9ee69

    SHA1

    acfdc71b72426d4c30b7c35ee53a95500fd141cc

    SHA256

    a5dbdb27dcecc2be689d43da2dcbeef99ff33e583b66ecb6bb2af78d356a1db7

    SHA512

    4833e11ef74adc2e4b0084d08ab3f0105e6622b69ebdf432c030d045f51df6a5fb9f80e5eae38950f09558420df5f6f21bea4df8ca92a5fb37fb1509633ae47b

  • memory/408-38-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/408-39-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/408-46-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/1620-11-0x0000000074A80000-0x000000007516E000-memory.dmp

    Filesize

    6.9MB

  • memory/1620-6-0x0000000074A80000-0x000000007516E000-memory.dmp

    Filesize

    6.9MB

  • memory/1620-5-0x0000000074A8E000-0x0000000074A8F000-memory.dmp

    Filesize

    4KB

  • memory/1620-4-0x0000000074A80000-0x000000007516E000-memory.dmp

    Filesize

    6.9MB

  • memory/1620-3-0x00000000006A0000-0x00000000006BE000-memory.dmp

    Filesize

    120KB

  • memory/1620-2-0x0000000006DE0000-0x0000000006EB2000-memory.dmp

    Filesize

    840KB

  • memory/1620-0-0x0000000074A8E000-0x0000000074A8F000-memory.dmp

    Filesize

    4KB

  • memory/1620-1-0x0000000000380000-0x000000000047E000-memory.dmp

    Filesize

    1016KB

  • memory/2440-35-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2440-37-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2440-34-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2772-16-0x0000000074A00000-0x00000000750EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2772-28-0x0000000074A00000-0x00000000750EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2772-17-0x0000000074A00000-0x00000000750EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2772-15-0x0000000074A00000-0x00000000750EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2772-14-0x0000000074A00000-0x00000000750EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2772-13-0x0000000000130000-0x000000000022E000-memory.dmp

    Filesize

    1016KB

  • memory/2956-33-0x0000000000760000-0x0000000000768000-memory.dmp

    Filesize

    32KB

  • memory/2956-24-0x0000000000080000-0x0000000000104000-memory.dmp

    Filesize

    528KB

  • memory/2956-27-0x0000000000080000-0x0000000000104000-memory.dmp

    Filesize

    528KB

  • memory/2956-20-0x0000000000080000-0x0000000000104000-memory.dmp

    Filesize

    528KB