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Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
15/07/2024, 12:30
Static task
static1
Behavioral task
behavioral1
Sample
49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe
Resource
win10v2004-20240709-en
General
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Target
49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe
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Size
2KB
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MD5
49c9983935cc0af7407a6023249ebd35
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SHA1
33154f362544425775e88ac983b11f3ba45c76c4
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SHA256
6a6f8029857a2ef3f75c9651ede0b08089212082fc965132baf82d5b85b18cbc
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SHA512
459f1cae341eaa77f45b0b456bc5b77a9084a190669f5ecb0fe8f19ccd6aac2a75f434c73b9d10d74161598f02fed376b964b2fbc1fea2f03f51b2a5a84cc9cc
Malware Config
Signatures
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Adds policy Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run 49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Windows Reg Services = "C:\\Windows\\system32\\ffservice.exe" 49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe -
Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{a75aed00-d7bf-11d1-9947-00c0Cf98bbc9} 49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{a75aed00-d7bf-11d1-9947-00c0Cf98bbc9}\StubPath = "C:\\Windows\\system32\\lservice.exe" 49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 5104 wservice.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Reg Services = "C:\\Windows\\system32\\ffservice.exe" 49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Reg Services = "C:\\Windows\\system32\\ffservice.exe" 49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe -
Drops file in System32 directory 6 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\wservice.exe 49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe File created C:\Windows\SysWOW64\lservice.exe 49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\lservice.exe 49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe File created C:\Windows\SysWOW64\ffservice.exe 49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\ffservice.exe 49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe File created C:\Windows\SysWOW64\wservice.exe 49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1052 49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe 1052 49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1052 wrote to memory of 5104 1052 49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe 83 PID 1052 wrote to memory of 5104 1052 49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe 83 PID 1052 wrote to memory of 5104 1052 49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe"1⤵
- Adds policy Run key to start application
- Boot or Logon Autostart Execution: Active Setup
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1052 -
C:\Windows\SysWOW64\wservice.exeC:\Windows\system32\wservice.exe -s2⤵
- Executes dropped EXE
PID:5104
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2KB
MD549c9983935cc0af7407a6023249ebd35
SHA133154f362544425775e88ac983b11f3ba45c76c4
SHA2566a6f8029857a2ef3f75c9651ede0b08089212082fc965132baf82d5b85b18cbc
SHA512459f1cae341eaa77f45b0b456bc5b77a9084a190669f5ecb0fe8f19ccd6aac2a75f434c73b9d10d74161598f02fed376b964b2fbc1fea2f03f51b2a5a84cc9cc