Overview

overview

10

Static

static

5

fba40745fa...18.exe

windows7-x64

10

fba40745fa...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    20/04/2024, 01:37

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General

  • Target

    fba40745fa86b64b5ff88b215e275a10_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    fba40745fa86b64b5ff88b215e275a10

  • SHA1

    1809e6c677209db002d6d9a5ffffb0925b7a4b61

  • SHA256

    84ccc2181dd787b33e857d6f28e839c8ae1d1cf1842eb5bcde86a0670ea69bb6

  • SHA512

    9278a40c6acc2d6eb8e089abb08f36fa1045c44376411c178acdba78918760dafe38ec8cb11956b16a868167322b3cdbc6c67fc57238a718c2b3dab21b81e3f7

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6v:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5A

Score
10/10
evasionpersistencespywarestealertrojan

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
    evasion
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
    evasion
  • Windows security bypass 2 TTPs 5 IoCs
    evasiontrojan
  • Disables RegEdit via registry modification 1 IoCs
    evasion
  • 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.

    spywarestealer
  • Windows security modification 2 TTPs 6 IoCs
    evasiontrojan
  • Adds Run key to start application 2 TTPs 3 IoCs
    persistence
  • 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
    persistence
  • AutoIT Executable 6 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 9 IoCs
  • Drops file in Program Files directory 15 IoCs
  • Drops file in Windows directory 5 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 Internet Explorer settings 1 TTPs 31 IoCs
    adwarespyware
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 18 IoCs
  • Suspicious use of SendNotifyMessage 18 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fba40745fa86b64b5ff88b215e275a10_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fba40745fa86b64b5ff88b215e275a10_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:2972
    • C:\Windows\SysWOW64\lhcyroukqv.exe
      lhcyroukqv.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:1580
      • C:\Windows\SysWOW64\jbqjbxnb.exe
        C:\Windows\system32\jbqjbxnb.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2728
    • C:\Windows\SysWOW64\usnlfdhxxhfyqsu.exe
      usnlfdhxxhfyqsu.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2996
    • C:\Windows\SysWOW64\jbqjbxnb.exe
      jbqjbxnb.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:2544
    • C:\Windows\SysWOW64\erovffkamevad.exe
      erovffkamevad.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2656
    • 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
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2608
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:628

    Network

          MITRE ATT&CK Enterprise v15

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          Downloads

          • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm
            Filesize

            20KB

            MD5

            5dbe5aa4b16c23ab28ea3b312dc9970b

            SHA1

            4d065d5dbba23fbe5a58d7c00f4994d765ba220e

            SHA256

            598706ff0f55777a871a7571100aaad2525dfc5475ad98ca6677ac0ab51c895f

            SHA512

            ca5088ee8937be95d2ce1d7152ec09c51d0ec135db6f0ddd7388fad937d3dfd8c200e63d1c4baab1d7008e996f20350612d36d8e2b8260416bfa04826775cd18

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          • C:\Windows\SysWOW64\erovffkamevad.exe
            Filesize

            512KB

            MD5

            e971be5c35efab40662923381e18d1d4

            SHA1

            b6db4dd819349bde4d2831ec3c5c4e9ee2e367c5

            SHA256

            438316716a4a27ff204e44abb9841e76bc4adb86b642e2f10d4b8768e5ec6f47

            SHA512

            504fa2fab099955874161a9190b657f2415f5838702572aa373999e5ffdd4d14e992af030d3c0b812b7cd7cbf9093404eff50dbb83e9d336eff2e6028cf110d0

            Download Submit

          • C:\Windows\SysWOW64\usnlfdhxxhfyqsu.exe
            Filesize

            512KB

            MD5

            b11abe92e5cc6f0e13cf5ac79a167080

            SHA1

            cdd51c7f20ce3a23af9e2787f2da4f7ea7ededea

            SHA256

            d5f9268d3b3b4f19956f1e618e8495b260009ced34e9fc62d89cca9c9f3c57f2

            SHA512

            b390501d67e03284cb9c71bbafd82afdbc2ba2929aa049ef493b361aa188a348eaf78903847514439de8d30586a0b41ac823c1fc44937591d2cdaf5c090886dc

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          • C:\Windows\mydoc.rtf
            Filesize

            223B

            MD5

            06604e5941c126e2e7be02c5cd9f62ec

            SHA1

            4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

            SHA256

            85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

            SHA512

            803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

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

            512KB

            MD5

            5bd2279bbe7416e08f6db62e284a006c

            SHA1

            1b40cb596d366746774d43d0a48936437cde720d

            SHA256

            ea98ec2df47d4b179727bd44363c9ee9e7a143ee96a6c0dd14bebb2a3e745e0e

            SHA512

            0e0bc2100d8780ddf1640618d29308c1d054f6b442bdcd7dc42055d621fd766832714dc4bbd3c38530497626a53d86ca3859a6546ed04beec482dff2fe4d971b

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          • \Windows\SysWOW64\jbqjbxnb.exe
            Filesize

            512KB

            MD5

            bfdabb91b788d59264ee875bcc79f1c3

            SHA1

            b8230aaa99bcb0f6404271f84b0a508a2479c65c

            SHA256

            e37543c8d317cdb4dfab1098c6c3da950b1f14670d8364a69855c37ea0b50a48

            SHA512

            5e5c3fe037fe3170aa8249975064813f5b49e8240de6af3248f069ebb68aeba0f6f270bd076b536fa160b60e78220f03f525e296d0eab7d0d63919741e358d25

            Download Submit

          • \Windows\SysWOW64\lhcyroukqv.exe
            Filesize

            512KB

            MD5

            0fe29e663ab8dfbd7210125c60602a43

            SHA1

            db06debd9d96cae23604a05b8d83df6c5b785a97

            SHA256

            7281e7b61c6f8c8b7b722aa6cfa5178704652edaac47267fd9d2fb16a4fb6445

            SHA512

            88b2f080d94567b652127d8042402aba3fa81012ce1183044118bd360d1ec2652a14a5e7aebceac8b8e9b3b63800a7b3a2b06d70b35ff6ebd4602eddce5fbb9d

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          • memory/2608-46-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

            Download

          • memory/2608-47-0x0000000070CED000-0x0000000070CF8000-memory.dmp

            Filesize

            44KB

            Download

          • memory/2608-45-0x000000002FB31000-0x000000002FB32000-memory.dmp

            Filesize

            4KB

            Download

          • memory/2608-81-0x0000000070CED000-0x0000000070CF8000-memory.dmp

            Filesize

            44KB

            Download

          • memory/2608-102-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

            Download

          • memory/2972-0-0x0000000000400000-0x0000000000496000-memory.dmp

            Filesize

            600KB

            Download