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Analysis
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max time kernel
141s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
22/07/2024, 17:06
Static task
static1
Behavioral task
behavioral1
Sample
64096186747c468b881e47631bac27d8_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
64096186747c468b881e47631bac27d8_JaffaCakes118.exe
Resource
win10v2004-20240709-en
General
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Target
64096186747c468b881e47631bac27d8_JaffaCakes118.exe
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Size
104KB
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MD5
64096186747c468b881e47631bac27d8
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SHA1
76f2b6692f3df55d9bc718b98420da165ec88b2d
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SHA256
c512f055fb57f01079d8aac0ef5e81d4a05e4b07f05cf6b7d6d7c3dc1b6fa6a1
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SHA512
d394b8880eb5b66d675b1ad2e1680c3bfdbe79b023df5123b5823a8d7dd1cb9303c5b46858adacb26b52af500819ede2b69f3bfe7c856b3e9787013356ac6ec8
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SSDEEP
3072:SRPaDGQ38aV8f9rH1gmr7EtJqmieo6Sc4:QPwGQ3V6lb1jrkJqZbc4
Malware Config
Signatures
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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-1-5-21-3419463127-3903270268-2580331543-1000\Control Panel\International\Geo\Nation 64096186747c468b881e47631bac27d8_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 2576 rb.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\rb.exe 64096186747c468b881e47631bac27d8_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 3448 2576 WerFault.exe 86 -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 4556 64096186747c468b881e47631bac27d8_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4556 wrote to memory of 2576 4556 64096186747c468b881e47631bac27d8_JaffaCakes118.exe 86 PID 4556 wrote to memory of 2576 4556 64096186747c468b881e47631bac27d8_JaffaCakes118.exe 86 PID 4556 wrote to memory of 2576 4556 64096186747c468b881e47631bac27d8_JaffaCakes118.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\64096186747c468b881e47631bac27d8_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\64096186747c468b881e47631bac27d8_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:4556 -
C:\Windows\rb.exe"C:\Windows\rb.exe"2⤵
- Executes dropped EXE
PID:2576 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 2243⤵
- Program crash
PID:3448
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2576 -ip 25761⤵PID:1004
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
91KB
MD553c206ec8f1f3733f723fbcec939bff5
SHA108ab83463d09d8c13f8f0f6e9a468a1b9aa35a99
SHA256ea3f0a432fdcd686979692a1006d3848a987b32dc24938f79c02a2f7362cee72
SHA512624d5728aa723215f1fda277871ed33c06a4047f9ef97deb45bef2c6e7d7c0c5811e71243771f0233a8e675d5026f27d3f0f14bb040588af2dc93a9bbc81d167