Overview

overview

10

Static

static

3

JaffaCakes...0b.exe

windows7-x64

8

JaffaCakes...0b.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    0s
  • max time network
    6s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    30/03/2025, 10:36

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General

  • Target

    JaffaCakes118_988d4966261c4d39362f1899f6fef60b.exe

  • Size

    79KB

  • MD5

    988d4966261c4d39362f1899f6fef60b

  • SHA1

    15d58114cafdbb61a497c3376147a27b24cab421

  • SHA256

    1bb256f77d8748b6171c5982bc85ca775216a20be3b16fe2c6cd90c0772844d6

  • SHA512

    bd6c7221b988c5538a4bd398a13ad781aa9bcd16eaecd3b649e7ef70d78b63080183b9c300827813099c153a7088eb37f682264b80595c9e446fa4a6b86b6715

  • SSDEEP

    1536:E/Io+qR1eyoZ3418gAcwkt7VzBlE7rMOEEPKBk9G5xhEY4tflYF:E/9NgyY4KgNO7rMAPikuYIF

Score
8/10
defense_evasiondiscoveryupx

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Hide Artifacts: Hidden Files and Directories 1 TTPs 2 IoCs
    defense_evasion
  • UPX packed file 1 IoCs

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

    upx
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious use of AdjustPrivilegeToken 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_988d4966261c4d39362f1899f6fef60b.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_988d4966261c4d39362f1899f6fef60b.exe"
    1⤵
    • Drops file in Drivers directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:1724
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c copy %WINDIR%\system32\drivers\etc\hosts %WINDIR%\system32\drivers\etc\hosts.sam /Y && at 10:39:00 cmd.exe /c copy %TEMP%\259441893FdOh %WINDIR%\system32\drivers\etc\hosts /Y
      2⤵
        PID:2992
        • C:\Windows\SysWOW64\at.exe
          at 10:39:00 cmd.exe /c copy C:\Users\Admin\AppData\Local\Temp\259441893FdOh C:\Windows\system32\drivers\etc\hosts /Y
          3⤵
            PID:1964
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c reg add HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\windows\CurrentVersion\Run /v 259441924 /t REG_SZ /d "cmd.exe /c copy %TEMP%\259441893FdOh %WINDIR%\system32\drivers\etc\hosts /Y && attrib +H %WINDIR%\system32\drivers\etc\hosts /f
          2⤵
          • Hide Artifacts: Hidden Files and Directories
          PID:3008
          • C:\Windows\SysWOW64\reg.exe
            reg add HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\windows\CurrentVersion\Run /v 259441924 /t REG_SZ /d "cmd.exe /c copy C:\Users\Admin\AppData\Local\Temp\259441893FdOh C:\Windows\system32\drivers\etc\hosts /Y && attrib +H C:\Windows\system32\drivers\etc\hosts /f
            3⤵
            • Hide Artifacts: Hidden Files and Directories
            PID:1948

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • memory/1724-0-0x0000000000403000-0x0000000000408000-memory.dmp

        Filesize

        20KB

        Download

      • memory/1724-1-0x0000000000400000-0x000000000042B000-memory.dmp

        Filesize

        172KB

        Download

      • memory/1724-2-0x0000000000400000-0x000000000042B000-memory.dmp

        Filesize

        172KB

        Download