Analysis
-
max time kernel
139s -
max time network
153s -
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, 23:28
Static task
static1
Behavioral task
behavioral1
Sample
4f9af739eacdce8f0718a9c143dda17e_JaffaCakes118.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
4f9af739eacdce8f0718a9c143dda17e_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
-
Target
4f9af739eacdce8f0718a9c143dda17e_JaffaCakes118.exe
-
Size
20KB
-
MD5
4f9af739eacdce8f0718a9c143dda17e
-
SHA1
e126d827664fab5880adc1acc3c2662ce28ac52b
-
SHA256
6da1745755cd6995f1522742516f2e19349528e56e3e8db98e04f5ab6f235153
-
SHA512
c51251f93106c0679c04f2b75e78111e2b359521fc4fdb55655c9402b332d37602256ec77cdbea3ab3f4155398183a63b33dc8e5afcd6a10a62db0645c1255fa
-
SSDEEP
384:nFlBur9q5LyQM3Lur5tFExhk6/cV3zcVcYbPXxF360v9cUnr6P:J6uM7S5tFCk6ErYbZl6TUU
Malware Config
Signatures
-
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 IEXPLORE.EXE -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4228 set thread context of 3876 4228 4f9af739eacdce8f0718a9c143dda17e_JaffaCakes118.exe 84 -
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 4f9af739eacdce8f0718a9c143dda17e_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 3876 IEXPLORE.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4228 4f9af739eacdce8f0718a9c143dda17e_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 4228 wrote to memory of 3876 4228 4f9af739eacdce8f0718a9c143dda17e_JaffaCakes118.exe 84 PID 4228 wrote to memory of 3876 4228 4f9af739eacdce8f0718a9c143dda17e_JaffaCakes118.exe 84 PID 4228 wrote to memory of 3876 4228 4f9af739eacdce8f0718a9c143dda17e_JaffaCakes118.exe 84 PID 4228 wrote to memory of 3876 4228 4f9af739eacdce8f0718a9c143dda17e_JaffaCakes118.exe 84 PID 4228 wrote to memory of 3876 4228 4f9af739eacdce8f0718a9c143dda17e_JaffaCakes118.exe 84 PID 4228 wrote to memory of 3876 4228 4f9af739eacdce8f0718a9c143dda17e_JaffaCakes118.exe 84 PID 4228 wrote to memory of 3876 4228 4f9af739eacdce8f0718a9c143dda17e_JaffaCakes118.exe 84
Processes
-
C:\Users\Admin\AppData\Local\Temp\4f9af739eacdce8f0718a9c143dda17e_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\4f9af739eacdce8f0718a9c143dda17e_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4228 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"2⤵
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:3876
-