Overview

overview

10

Static

static

10

ff672b6d51...18.exe

windows7-x64

8

ff672b6d51...18.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    134s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-04-2024 13:39

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General

  • Target

    ff672b6d51815ef9c86e163bfd23f1a5_JaffaCakes118.exe

  • Size

    60KB

  • MD5

    ff672b6d51815ef9c86e163bfd23f1a5

  • SHA1

    e4a08257258bc59d67992d762d60ea34f08a6b9d

  • SHA256

    5ec57873c7a4829f75472146d59eb8e44f926d9a0df8d4af51ca21c8cd80bace

  • SHA512

    d957e4e27e6eb10de02d032fbba52918dc9aa67c350b593463e9756fc8c91208a2065d35f13585b60414df5e19ed5f68aadbcb69630fc02b9a0201761064fd57

  • SSDEEP

    1536:OpPKoK6Scvp95XcMIbmA9Cm3o9bEkXHPv:OpPtTvJcMqCm3o9bEk/v

Score
8/10
persistence

Malware Config

Signatures

  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • Drops file in Program Files directory 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 22 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 10 IoCs
    adwarespyware
  • Modifies registry class 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 20 IoCs
  • Suspicious use of FindShellTrayWindow 49 IoCs
  • Suspicious use of SendNotifyMessage 21 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 5 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.

    persistence
  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\ff672b6d51815ef9c86e163bfd23f1a5_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ff672b6d51815ef9c86e163bfd23f1a5_JaffaCakes118.exe"
    1⤵
    • Drops file in Program Files directory
    • Checks processor information in registry
    • Suspicious use of WriteProcessMemory
    PID:3768
    • C:\Windows\SysWOW64\runas.exe
      runas /trustlevel:0x20000 C:\Windows\explorer.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2276
      • C:\Windows\explorer.exe
        C:\Windows\explorer.exe
        3⤵
        • Modifies Installed Components in the registry
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:1392
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:1184
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4672
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:3480
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4876
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:2456
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:3604
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Modifies registry class
    PID:4312

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\AppIconCache\100\Microsoft_Office_SETLANG_EXE_15
    Filesize

    36KB

    MD5

    0e2a09c8b94747fa78ec836b5711c0c0

    SHA1

    92495421ad887f27f53784c470884802797025ad

    SHA256

    0c1cdbbf6d974764aad46477863059eaec7b1717a7d26b025f0f8fe24338bb36

    SHA512

    61530a33a6109467962ba51371821ea55bb36cd2abc0e7a15f270abf62340e9166e66a1b10f4de9a306b368820802c4adb9653b9a5acd6f1e825e60128fd2409

    Download Submit

  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\AppIconCache\100\Microsoft_Windows_Explorer
    Filesize

    36KB

    MD5

    ab0262f72142aab53d5402e6d0cb5d24

    SHA1

    eaf95bb31ae1d4c0010f50e789bdc8b8e3116116

    SHA256

    20a108577209b2499cfdba77645477dd0d9771a77d42a53c6315156761efcfbb

    SHA512

    bf9580f3e5d1102cf758503e18a2cf98c799c4a252eedf9344f7c5626da3a1cf141353f01601a3b549234cc3f2978ad31f928068395b56f9f0885c07dbe81da1

    Download Submit

  • C:\Users\Admin\AppData\Local\Packages\microsoft.windows.search_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\A0Z42ZLR\microsoft.windows[1].xml
    Filesize

    97B

    MD5

    2ada41717d78eb57f574d85f7ef1bca5

    SHA1

    89f1f29377039b5ac0d27dd15b730fa781d41c2d

    SHA256

    7b76a79d22b995d344f5b81f48b948eeaab160d942427358fa0f92c22f0342b2

    SHA512

    1b754410d3f29c2214aaf7bc0a9ca8b8c7c3d1b6032da909555712e99f0da2f6c5ea2f5b5d623d41c01ba8777554b51255ee7e7a781597e0a730c95e3349c659

    Download Submit

  • memory/1392-4-0x0000000002D00000-0x0000000002D01000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2456-75-0x0000023278370000-0x0000023278390000-memory.dmp

    Filesize

    128KB

    Download

  • memory/2456-73-0x0000023277F60000-0x0000023277F80000-memory.dmp

    Filesize

    128KB

    Download

  • memory/2456-71-0x0000023277FA0000-0x0000023277FC0000-memory.dmp

    Filesize

    128KB

    Download

  • memory/3480-32-0x000002457F5C0000-0x000002457F5E0000-memory.dmp

    Filesize

    128KB

    Download

  • memory/3480-34-0x000002457F580000-0x000002457F5A0000-memory.dmp

    Filesize

    128KB

    Download

  • memory/3480-37-0x000002457F990000-0x000002457F9B0000-memory.dmp

    Filesize

    128KB

    Download

  • memory/3604-94-0x000002472F7A0000-0x000002472F7C0000-memory.dmp

    Filesize

    128KB

    Download

  • memory/3604-96-0x000002472FEB0000-0x000002472FED0000-memory.dmp

    Filesize

    128KB

    Download

  • memory/3604-92-0x000002472F7E0000-0x000002472F800000-memory.dmp

    Filesize

    128KB

    Download

  • memory/3768-104-0x0000000000B00000-0x0000000000B10000-memory.dmp

    Filesize

    64KB

    Download

  • memory/3768-103-0x0000000074C50000-0x0000000075201000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/3768-0-0x0000000074C50000-0x0000000075201000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/3768-2-0x0000000000B00000-0x0000000000B10000-memory.dmp

    Filesize

    64KB

    Download

  • memory/3768-1-0x0000000074C50000-0x0000000075201000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/4672-15-0x000002203D360000-0x000002203D380000-memory.dmp

    Filesize

    128KB

    Download

  • memory/4672-13-0x000002203CF50000-0x000002203CF70000-memory.dmp

    Filesize

    128KB

    Download

  • memory/4672-11-0x000002203CF90000-0x000002203CFB0000-memory.dmp

    Filesize

    128KB

    Download

  • memory/4876-54-0x000001EC54190000-0x000001EC541B0000-memory.dmp

    Filesize

    128KB

    Download

  • memory/4876-52-0x000001EC53D80000-0x000001EC53DA0000-memory.dmp

    Filesize

    128KB

    Download

  • memory/4876-50-0x000001EC53DC0000-0x000001EC53DE0000-memory.dmp

    Filesize

    128KB

    Download