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Analysis
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max time kernel
95s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
03/10/2024, 18:39
Static task
static1
Behavioral task
behavioral1
Sample
101902fc66b0cb3466fa10a06279abe9_JaffaCakes118.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
101902fc66b0cb3466fa10a06279abe9_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
101902fc66b0cb3466fa10a06279abe9_JaffaCakes118.exe
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Size
272KB
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MD5
101902fc66b0cb3466fa10a06279abe9
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SHA1
5a18a6a68113fcd89734adbf6b28f75485369fa5
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SHA256
e130a1944cee1aa735eb7b0192cf8f86b8b4c1c9ba272b8312a4230853c9e451
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SHA512
980db88a774f549d114f36ee5fa9171c9e761b43dbdb6baa4700702731d05cc73c2f1c26eb12ed7b971edb04b83ecd5c147071ccb4983cf6cf0498df6df55db3
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SSDEEP
6144:m1tPJmIuHYCPx2/JGkPXQSQiErjwo9aXs1jLaGQyR5YETD8i6z:mtBmXh6QiE3MXsB5QyR5YETDW
Malware Config
Signatures
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 101902fc66b0cb3466fa10a06279abe9_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion uninstall.exe -
Executes dropped EXE 1 IoCs
pid Process 4496 uninstall.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Writes to the Master Boot Record (MBR) 1 TTPs 2 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 101902fc66b0cb3466fa10a06279abe9_JaffaCakes118.exe File opened for modification \??\PhysicalDrive0 uninstall.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 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 101902fc66b0cb3466fa10a06279abe9_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language uninstall.exe -
Checks processor information in registry 2 TTPs 4 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 101902fc66b0cb3466fa10a06279abe9_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 101902fc66b0cb3466fa10a06279abe9_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 uninstall.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier uninstall.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4496 uninstall.exe 4496 uninstall.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1952 wrote to memory of 4496 1952 101902fc66b0cb3466fa10a06279abe9_JaffaCakes118.exe 82 PID 1952 wrote to memory of 4496 1952 101902fc66b0cb3466fa10a06279abe9_JaffaCakes118.exe 82 PID 1952 wrote to memory of 4496 1952 101902fc66b0cb3466fa10a06279abe9_JaffaCakes118.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\101902fc66b0cb3466fa10a06279abe9_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\101902fc66b0cb3466fa10a06279abe9_JaffaCakes118.exe"1⤵
- Checks BIOS information in registry
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:1952 -
C:\Users\Admin\AppData\Local\Temp\uninstall.exeC:\Users\Admin\AppData\Local\Temp\uninstall.exe2⤵
- Checks BIOS information in registry
- Executes dropped EXE
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:4496
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
272KB
MD5101902fc66b0cb3466fa10a06279abe9
SHA15a18a6a68113fcd89734adbf6b28f75485369fa5
SHA256e130a1944cee1aa735eb7b0192cf8f86b8b4c1c9ba272b8312a4230853c9e451
SHA512980db88a774f549d114f36ee5fa9171c9e761b43dbdb6baa4700702731d05cc73c2f1c26eb12ed7b971edb04b83ecd5c147071ccb4983cf6cf0498df6df55db3