Analysis
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max time kernel
150s -
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
13-07-2024 19:47
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
43191fb6de25b2cd314e8d4eca8caf25_JaffaCakes118.exe
Resource
win7-20240705-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
43191fb6de25b2cd314e8d4eca8caf25_JaffaCakes118.exe
Resource
win10v2004-20240709-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
43191fb6de25b2cd314e8d4eca8caf25_JaffaCakes118.exe
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Size
200KB
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MD5
43191fb6de25b2cd314e8d4eca8caf25
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SHA1
3baedca83821ba74ce77c5fbdc060e72007f1fea
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SHA256
e93a4aaa7da50b7993245ce657fa6df147ff2e81919aa691697f8c220d648b8b
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SHA512
672525ba4faf19eec8db6048832e0aa784cfeb7d2b6e07754514349a6b7a7cacaf0052a4ad5ac0c7625bba3b487058056d0adfb814bbbb81d358108604900e0b
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SSDEEP
3072:CCITo/0Yxw0tQ9nLHbB9WPliBs2HWWEakGJm9Kv:CCdG4QxL7B9WPli+yWWEazz
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 43191fb6de25b2cd314e8d4eca8caf25_JaffaCakes118.exe Set value (int) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" lexex.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Control Panel\International\Geo\Nation 43191fb6de25b2cd314e8d4eca8caf25_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 3788 lexex.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /z" lexex.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /c" lexex.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /l" lexex.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /u" lexex.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /s" lexex.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /m" lexex.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /i" lexex.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /r" lexex.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /q" lexex.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /t" lexex.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /n" lexex.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /v" lexex.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /f" lexex.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /y" lexex.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /e" lexex.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /a" lexex.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /j" lexex.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /j" 43191fb6de25b2cd314e8d4eca8caf25_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /k" lexex.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /d" lexex.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /b" lexex.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /w" lexex.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /h" lexex.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /x" lexex.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /p" lexex.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /g" lexex.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lexex = "C:\\Users\\Admin\\lexex.exe /o" lexex.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1044 43191fb6de25b2cd314e8d4eca8caf25_JaffaCakes118.exe 1044 43191fb6de25b2cd314e8d4eca8caf25_JaffaCakes118.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe 3788 lexex.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1044 43191fb6de25b2cd314e8d4eca8caf25_JaffaCakes118.exe 3788 lexex.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1044 wrote to memory of 3788 1044 43191fb6de25b2cd314e8d4eca8caf25_JaffaCakes118.exe 86 PID 1044 wrote to memory of 3788 1044 43191fb6de25b2cd314e8d4eca8caf25_JaffaCakes118.exe 86 PID 1044 wrote to memory of 3788 1044 43191fb6de25b2cd314e8d4eca8caf25_JaffaCakes118.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\43191fb6de25b2cd314e8d4eca8caf25_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\43191fb6de25b2cd314e8d4eca8caf25_JaffaCakes118.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1044 -
C:\Users\Admin\lexex.exe"C:\Users\Admin\lexex.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:3788
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
200KB
MD590d68d39fe3f1188ad640a6cd8193146
SHA196575062776210a744a75e0989548b9b47d4140c
SHA256cf889a7e6649be3e5b4a2999878f21dd4d5c536cc9defeb34a582ca363dfcc36
SHA512d5a501ff4c3c179df2c27d8252e392f24c7ac90cab15cce0b18bcd43d3456cbceab22b8cdb3bfc406cda0527f639fff87a49edf0992d89532382cc7c52854840