Analysis
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max time kernel
120s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
31-10-2024 08:21
Static task
static1
Behavioral task
behavioral1
Sample
826e167a155c838c17e365c6268e2a56_JaffaCakes118.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
826e167a155c838c17e365c6268e2a56_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
826e167a155c838c17e365c6268e2a56_JaffaCakes118.exe
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Size
1.1MB
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MD5
826e167a155c838c17e365c6268e2a56
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SHA1
cb012be14a6b7444f4e1644a617d8144b3a148e1
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SHA256
0a1bcaff873e0c086fd5fdbcb1a09c674496ac588587cc3dc2e9dad06ebe9144
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SHA512
f6ab475638818f95753c9596e7b0a58cbae0804a2d1ec7a7626318396ab0bc7b740ac11a90bae786bcc0f04545ec4902366177c6b62f2ef1d64806e21df61bfc
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SSDEEP
24576:dg1ULB5epCAxWzCz1BGRWoDMR5y3aPYtDHyLTZmxj/ykG0GE:dEULB4CAxoCHhaMoHA3g603
Malware Config
Signatures
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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 826e167a155c838c17e365c6268e2a56_JaffaCakes118.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2900 1248 WerFault.exe 30 -
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 826e167a155c838c17e365c6268e2a56_JaffaCakes118.exe -
Modifies registry class 3 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ 826e167a155c838c17e365c6268e2a56_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile" 826e167a155c838c17e365c6268e2a56_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.key 826e167a155c838c17e365c6268e2a56_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1248 826e167a155c838c17e365c6268e2a56_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1248 wrote to memory of 2900 1248 826e167a155c838c17e365c6268e2a56_JaffaCakes118.exe 31 PID 1248 wrote to memory of 2900 1248 826e167a155c838c17e365c6268e2a56_JaffaCakes118.exe 31 PID 1248 wrote to memory of 2900 1248 826e167a155c838c17e365c6268e2a56_JaffaCakes118.exe 31 PID 1248 wrote to memory of 2900 1248 826e167a155c838c17e365c6268e2a56_JaffaCakes118.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\826e167a155c838c17e365c6268e2a56_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\826e167a155c838c17e365c6268e2a56_JaffaCakes118.exe"1⤵
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1248 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1248 -s 3882⤵
- Program crash
PID:2900
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