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Overview

overview

7

Static

static

7

88ca81f209...18.exe

windows7-x64

7

88ca81f209...18.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/08/2024, 03:17

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General

  • Target

    88ca81f209978d3b36145a214297b916_JaffaCakes118.exe

  • Size

    75KB

  • MD5

    88ca81f209978d3b36145a214297b916

  • SHA1

    ef6560be48e0527b1a76537b22a20be696249a48

  • SHA256

    3290adf0cd25dfe69717daa1d8c2571aef38151a8bdefdd64971446a34a8e644

  • SHA512

    1b8c796f2994056e148e36702fd9ce14e8d71eb6158457d26fb5abce19c3c9b2b459380981dc4d599cd6247ace3f8fd6acc81af9542bc4011b00947d67d1808d

  • SSDEEP

    1536:uQkrPTirRzxgAvZONP/K9kX/53UOC/ahYQ2VGrZlKyCZSTyFuCsdVnnvK:bk7q5xgAU/Pq/a+7VcKyEXF8dVnny

Score
7/10
adwarediscoverypersistencestealerupx

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 2 IoCs

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

    upx
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Checks installed software on the system 1 TTPs

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

    discovery
  • Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

    stealeradware
  • Drops file in Program Files directory 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 4 IoCs

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

    discovery
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\88ca81f209978d3b36145a214297b916_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\88ca81f209978d3b36145a214297b916_JaffaCakes118.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1344
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32 /s "C:\Program Files (x86)\SideTab\SideTab.dll"
      2⤵
      • Loads dropped DLL
      • Installs/modifies Browser Helper Object
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      PID:4780
    • C:\Program Files (x86)\SideTab\SideTab.exe
      "C:\Program Files (x86)\SideTab\SideTab.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4180
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32 /s "C:\Program Files (x86)\SideTab\SideTab.dll"
        3⤵
        • Loads dropped DLL
        • Installs/modifies Browser Helper Object
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        PID:2820

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\SideTab\SideTab.dll
    Filesize

    105KB

    MD5

    7599ea08224228a4e5733565e91da74e

    SHA1

    49576f0d72740a0a23b32076f0ba0cd234606dc4

    SHA256

    60dd30d920d072c9ab65c059f4b056c66e690f037e1b3ac578aed7abe7ce85ea

    SHA512

    313465a977757d76f9d8534b2c8ebc1718b8d51053a3d8a81a126e134733646807083d7c8097f772d78abb8c7488db45aa4f81fb9575b085e0d07156df6e575e

    Download Submit

  • C:\Program Files (x86)\SideTab\SideTab.exe
    Filesize

    37KB

    MD5

    1d1ba1c38ba95f0060cfdbfb85d0ba1e

    SHA1

    a87a2cda496af4bdc0284901d6bd8bb2834afe4c

    SHA256

    936eed57c66c41657cf811ef1e36462c71463daa85e6f87b05311df88c12a8df

    SHA512

    4c5e8869f12e3aa914d238a0886718883970f1401b491aef67aeeb03b0e500c4fc9d20fcf0fd4250a96c9a58bb8e364e923d19c9f2da5c181831cf16519d2db9

    Download Submit

  • memory/1344-0-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

    Download

  • memory/1344-9-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

    Download