Analysis
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max time kernel
140s -
max time network
131s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
16/10/2024, 23:36
Static task
static1
Behavioral task
behavioral1
Sample
4fa3508374ea34a12c02b9c5cc8a7145_JaffaCakes118.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
4fa3508374ea34a12c02b9c5cc8a7145_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
4fa3508374ea34a12c02b9c5cc8a7145_JaffaCakes118.exe
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Size
517KB
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MD5
4fa3508374ea34a12c02b9c5cc8a7145
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SHA1
9c91138e50f407b01e95379341afaeb7482264cd
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SHA256
7617c422fe1837ba06d336ebdce9ff053490760ce751b2457ed19d291245055b
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SHA512
dc46c9a2564d42c61c48fa398917604d802233cd57a345b6be7d6f133f0c1d6e246724bafb2708d0a70da3315e1d10e3626c3e16da00fb67fd414dddd0979593
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SSDEEP
12288:myJVkvuf92tKdubUAnN7vRv0tpRsbQ5QVW1meyUGpCBwvGHeEHm9Lf:mOxf92tKdu4AnN7vF0tpRsbQ5QVW1HGT
Malware Config
Signatures
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\4fa3508374ea34a12c02b9c5cc8a7145_JaffaCakes118 = "C:\\Users\\Admin\\AppData\\Roaming\\4fa3508374ea34a12c02b9c5cc8a7145_JaffaCakes118.exe" 4fa3508374ea34a12c02b9c5cc8a7145_JaffaCakes118.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 4fa3508374ea34a12c02b9c5cc8a7145_JaffaCakes118.exe -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4fa3508374ea34a12c02b9c5cc8a7145_JaffaCakes118.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Internet Explorer\Main 4fa3508374ea34a12c02b9c5cc8a7145_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Disable Script Debugger = "yes" 4fa3508374ea34a12c02b9c5cc8a7145_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\Main\DisableScriptDebuggerIE = "yes" 4fa3508374ea34a12c02b9c5cc8a7145_JaffaCakes118.exe -
Modifies registry class 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.key 4fa3508374ea34a12c02b9c5cc8a7145_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ 4fa3508374ea34a12c02b9c5cc8a7145_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile" 4fa3508374ea34a12c02b9c5cc8a7145_JaffaCakes118.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1772 4fa3508374ea34a12c02b9c5cc8a7145_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1772 4fa3508374ea34a12c02b9c5cc8a7145_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4fa3508374ea34a12c02b9c5cc8a7145_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\4fa3508374ea34a12c02b9c5cc8a7145_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:1772