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Analysis
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max time kernel
132s -
max time network
139s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
24/08/2024, 21:39
Static task
static1
Behavioral task
behavioral1
Sample
bf77a657fd9fe20fc6fc3086b7e2db34_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
bf77a657fd9fe20fc6fc3086b7e2db34_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
bf77a657fd9fe20fc6fc3086b7e2db34_JaffaCakes118.exe
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Size
52KB
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MD5
bf77a657fd9fe20fc6fc3086b7e2db34
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SHA1
fd9faa24cc952246ea7b6052471f79f12a278473
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SHA256
1d5025d17d456f0e52070be485c71080904a8e8acba5274b92499105d43e5c67
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SHA512
e6c845ed5fe75e87a839df7200ca30aaa13968ca26978566c5333efd4360ecb768d66c14921fbc495bde5893a099a67da385f0a8c18ba4e495aa5badba6d58ed
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SSDEEP
1536:Hb+VQg3V+lRSPH8CIBz1AzdM6B9aLBsyvgteUWw3p:aVTwAYK+6EuyXUWwZ
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 828 cmd.exe -
Executes dropped EXE 1 IoCs
pid Process 400 ylyrmlgr.exe -
Loads dropped DLL 2 IoCs
pid Process 3032 bf77a657fd9fe20fc6fc3086b7e2db34_JaffaCakes118.exe 3032 bf77a657fd9fe20fc6fc3086b7e2db34_JaffaCakes118.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 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 ylyrmlgr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bf77a657fd9fe20fc6fc3086b7e2db34_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 3032 bf77a657fd9fe20fc6fc3086b7e2db34_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3032 wrote to memory of 400 3032 bf77a657fd9fe20fc6fc3086b7e2db34_JaffaCakes118.exe 32 PID 3032 wrote to memory of 400 3032 bf77a657fd9fe20fc6fc3086b7e2db34_JaffaCakes118.exe 32 PID 3032 wrote to memory of 400 3032 bf77a657fd9fe20fc6fc3086b7e2db34_JaffaCakes118.exe 32 PID 3032 wrote to memory of 400 3032 bf77a657fd9fe20fc6fc3086b7e2db34_JaffaCakes118.exe 32 PID 3032 wrote to memory of 828 3032 bf77a657fd9fe20fc6fc3086b7e2db34_JaffaCakes118.exe 33 PID 3032 wrote to memory of 828 3032 bf77a657fd9fe20fc6fc3086b7e2db34_JaffaCakes118.exe 33 PID 3032 wrote to memory of 828 3032 bf77a657fd9fe20fc6fc3086b7e2db34_JaffaCakes118.exe 33 PID 3032 wrote to memory of 828 3032 bf77a657fd9fe20fc6fc3086b7e2db34_JaffaCakes118.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\bf77a657fd9fe20fc6fc3086b7e2db34_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\bf77a657fd9fe20fc6fc3086b7e2db34_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3032 -
C:\ProgramData\ovwrqzah\ylyrmlgr.exeC:\ProgramData\ovwrqzah\ylyrmlgr.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:400
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C:\Windows\SysWOW64\cmd.exe/c del /f C:\Users\Admin\AppData\Local\Temp\BF77A6~1.EXE.bak >> NUL2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
PID:828
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
52KB
MD5bf77a657fd9fe20fc6fc3086b7e2db34
SHA1fd9faa24cc952246ea7b6052471f79f12a278473
SHA2561d5025d17d456f0e52070be485c71080904a8e8acba5274b92499105d43e5c67
SHA512e6c845ed5fe75e87a839df7200ca30aaa13968ca26978566c5333efd4360ecb768d66c14921fbc495bde5893a099a67da385f0a8c18ba4e495aa5badba6d58ed