Analysis

  • max time kernel
    150s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    16/07/2024, 04:36

General

  • Target

    4cd2ebb5545b6ed251e43f245b80edaf_JaffaCakes118.exe

  • Size

    255KB

  • MD5

    4cd2ebb5545b6ed251e43f245b80edaf

  • SHA1

    da93e9ee70e038b678096876a5e8ffb1f470c742

  • SHA256

    32d34390feaddbb46f242da23c08ad0345d63d9ee514b80bfde28d9fbfeeafb3

  • SHA512

    08697f03b4956242bc899249617060aee04e8d08cac9fc5fdea4042e03b2647e0b75a4cd98a632f7f7e5c5a17aaab86d29768a579d19505393a1f84b0daf1bb2

  • SSDEEP

    3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJE:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIb

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 5 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Disables RegEdit via registry modification 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 61 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Windows security modification 2 TTPs 6 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 64 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Modifies WinLogon 2 TTPs 2 IoCs
  • AutoIT Executable 52 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 9 IoCs
  • Drops file in Program Files directory 14 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies registry class 24 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of FindShellTrayWindow 47 IoCs
  • Suspicious use of SendNotifyMessage 34 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\4cd2ebb5545b6ed251e43f245b80edaf_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4cd2ebb5545b6ed251e43f245b80edaf_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2536
    • C:\Windows\SysWOW64\agtusgzfyq.exe
      agtusgzfyq.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Windows security bypass
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Loads dropped DLL
      • Windows security modification
      • Enumerates connected drives
      • Modifies WinLogon
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2808
      • C:\Windows\SysWOW64\qeoofhqg.exe
        C:\Windows\system32\qeoofhqg.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        PID:2832
    • C:\Windows\SysWOW64\wgylidnjpurahtl.exe
      wgylidnjpurahtl.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2256
    • C:\Windows\SysWOW64\qeoofhqg.exe
      qeoofhqg.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2736
    • C:\Windows\SysWOW64\qeirgkdytxxnd.exe
      qeirgkdytxxnd.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2868
    • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
      "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Windows\mydoc.rtf"
      2⤵
      • Drops file in Windows directory
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2840
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:2136
    • C:\Windows\explorer.exe
      explorer.exe
      1⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1500

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe

            Filesize

            255KB

            MD5

            bbb621e9543685a1ea04b8395b0029ba

            SHA1

            4abd1358e7f6a3926744f4fadb09e3811a9a6eba

            SHA256

            848653be5524ff7f93942887d099f03d503c551a4e5b8932eca05ca0aed5263f

            SHA512

            1b46beda6e735e918a1070a14cbecfba0d00149b7e85d4804d4a28ed75f78f51dd8c5be6c6f8b3ae1bf0c375235b238e7af3aeff27a7ff733f46c06357c684b8

          • C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe

            Filesize

            255KB

            MD5

            ec448be067095edb257fe28435df9fdf

            SHA1

            5465b1680299d77864438b9e02a185e68cc51af8

            SHA256

            02eb2cce4d1c4173ce1b9cd6fd194cbf334fa9b71c476b4c2e0224a7c026f1e8

            SHA512

            28a2f1e7fdf0ca76fa5259e4a531e3f2b44ed958f6e450099bbdc8142abf24b49ffc627cf6b6e0cd72aa7f49b5b4e669f69ae159cc7e341b227d85ddb0d93c16

          • C:\Windows\SysWOW64\qeoofhqg.exe

            Filesize

            255KB

            MD5

            fa8a62a443b1f9fc77ce678c63981a84

            SHA1

            be63e2ec62d4ae7fae6de654e66f8b26c3b2b1f2

            SHA256

            0891fbb5f7acc1717cb219443bea1b707cef0ed9e09656957c6a4efd29398df9

            SHA512

            791e599169076949e345cc4ae66ceeb4e7cb75d34697ceaa79b9a6e0e6f587f133ca62a9ca17bdcaf5fa84bc745ad0f98e0a2fe22279fdf1465c5d71acb3f0e1

          • C:\Windows\SysWOW64\wgylidnjpurahtl.exe

            Filesize

            255KB

            MD5

            d7b41aa1738292145470b76e4d50859b

            SHA1

            a96fc714da2c7420b777b824ca1197f84b26f791

            SHA256

            d9f4551471f31ebf8c2ebf57ae7e47e7c061b2b6722ee89bc7c8c0df8721ee19

            SHA512

            56c529395bcd1920283f00ea0174b84178e39e8f49162a87bf517bd8c8107c85dd10156ef03b50b8dfa4d60f1e5667c23a9c270cad6b66208ac69a891e408b4f

          • C:\Windows\mydoc.rtf

            Filesize

            223B

            MD5

            06604e5941c126e2e7be02c5cd9f62ec

            SHA1

            4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

            SHA256

            85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

            SHA512

            803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

          • \Windows\SysWOW64\agtusgzfyq.exe

            Filesize

            255KB

            MD5

            fcdb2c47f97a9f8334bd0c824ab09d2a

            SHA1

            b5946ab27b7d8cc4a05047efcb954c641bdc5e68

            SHA256

            abd3bc585688b4671dc5710e60e7383f9004f4378a9f4c154146888aed47632e

            SHA512

            33641879aaaa7c0786915722d47c2dc8e73a704ace2ceddf72e849211dfa33870def74bcd0d468448ad5943a64cfcbdbf8df8a692012d896d163e9fd71113ccc

          • \Windows\SysWOW64\qeirgkdytxxnd.exe

            Filesize

            255KB

            MD5

            569d02a2dcdd4b4d78fe438bc1e89484

            SHA1

            49698bb8e13a049969a36b224f21cafd55a395af

            SHA256

            31c08e7384b0207fdf59b6355c6779174cdae6c89003058af541b2cf5984e2fd

            SHA512

            5fa7e77b61292f8e733748e2d5084897d861901f391d2ddeb836d494c515b70b62fd716d1bad79b43db1c8b7d2f8a956827d5254bcb2243f4fe45171ed9dabaa

          • memory/2256-79-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2256-96-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2256-35-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2256-106-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2256-127-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2256-118-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2256-112-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2256-100-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2256-124-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2256-115-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2256-109-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2256-87-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2256-72-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2256-121-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2256-93-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2536-0-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2536-30-0x00000000036F0000-0x0000000003790000-memory.dmp

            Filesize

            640KB

          • memory/2536-45-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2736-73-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2736-90-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2736-83-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2808-84-0x0000000003BD0000-0x0000000003C70000-memory.dmp

            Filesize

            640KB

          • memory/2808-85-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2808-120-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2808-117-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2808-78-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2808-114-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2808-92-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2808-95-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2808-123-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2808-76-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2808-99-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2808-71-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2808-111-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2808-105-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2808-27-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2808-126-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2808-108-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2832-75-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2832-91-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2832-82-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2840-46-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

          • memory/2868-116-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2868-81-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2868-97-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2868-94-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2868-101-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2868-89-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2868-119-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2868-110-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2868-122-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2868-113-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2868-77-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2868-74-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2868-125-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2868-107-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2868-36-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/2868-128-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB