Analysis
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max time kernel
145s -
max time network
78s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
24/08/2024, 06:26
Behavioral task
behavioral1
Sample
be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe
Resource
win7-20240729-en
General
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Target
be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe
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Size
3.4MB
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MD5
be0daa4d192da293252d63dc6f8a2009
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SHA1
5d68e5bbcda4b2f9000d93257d9eb1d8b35b3d5c
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SHA256
0cd2b9312377061d0eb16f95aaf456ceb5dd59487b2cc3a4082c75f760acdd50
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SHA512
9284b28c2e6953da3beecb3c7095a5f4ab37ebd07d309b88101b25df723093755e373275a80ff200f6f1dae44566cce833cf61b1bdfd181d0db5cfe9fee680b1
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SSDEEP
49152:hLCJ5D3BWlWjm3gzzPO3pAKJxVU7IGUUUB+KMpH/oZ6tIY1Uc03He82FY:hoDRWlWK3gsjGU9B+KMpHk6h1Uj/
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 808 SmartGearmhxybux.exe -
Loads dropped DLL 3 IoCs
pid Process 2716 be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe 2716 be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe 808 SmartGearmhxybux.exe -
resource yara_rule behavioral1/memory/2716-1-0x0000000000400000-0x00000000008B3000-memory.dmp upx behavioral1/files/0x00070000000195f7-10.dat upx behavioral1/memory/808-29-0x0000000010000000-0x000000001003B000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\CreoLab = "C:\\ProgramData\\riswxdjpxgux\\mhxybux.exe" be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates connected drives 3 TTPs 21 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\E: be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe File opened (read-only) \??\L: be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe File opened (read-only) \??\M: be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe File opened (read-only) \??\W: be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe File opened (read-only) \??\Y: be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe File opened (read-only) \??\N: be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe File opened (read-only) \??\V: be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe File opened (read-only) \??\X: be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe File opened (read-only) \??\Z: be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe File opened (read-only) \??\G: be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe File opened (read-only) \??\I: be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe File opened (read-only) \??\O: be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe File opened (read-only) \??\S: be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe File opened (read-only) \??\U: be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe File opened (read-only) \??\R: be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe File opened (read-only) \??\T: be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe File opened (read-only) \??\H: be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe File opened (read-only) \??\J: be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe File opened (read-only) \??\K: be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe File opened (read-only) \??\P: be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe File opened (read-only) \??\Q: be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe -
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 be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 1 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 be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe -
Modifies registry class 10 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3F2BBC05-40DF-11D2-9455-00104BC936FF}\ = "Implements DocHostUIHandler" be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3F2BBC05-40DF-11D2-9455-00104BC936FF}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe" be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.DocHostUIHandler be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.DocHostUIHandler\ = "Implements DocHostUIHandler" be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.DocHostUIHandler\Clsid be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3F2BBC05-40DF-11D2-9455-00104BC936FF}\ProgID be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3F2BBC05-40DF-11D2-9455-00104BC936FF} be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3F2BBC05-40DF-11D2-9455-00104BC936FF}\LocalServer32 be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.DocHostUIHandler\Clsid\ = "{3F2BBC05-40DF-11D2-9455-00104BC936FF}" be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3F2BBC05-40DF-11D2-9455-00104BC936FF}\ProgID\ = "be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.DocHostUIHandler" be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2716 be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2716 be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe 808 SmartGearmhxybux.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2716 wrote to memory of 808 2716 be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe 30 PID 2716 wrote to memory of 808 2716 be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe 30 PID 2716 wrote to memory of 808 2716 be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe 30 PID 2716 wrote to memory of 808 2716 be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\be0daa4d192da293252d63dc6f8a2009_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2716 -
C:\ProgramData\riswxdjpxgux\SmartGearmhxybux.exeC:\ProgramData\riswxdjpxgux\SmartGearmhxybux.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
PID:808
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
3.4MB
MD5be0daa4d192da293252d63dc6f8a2009
SHA15d68e5bbcda4b2f9000d93257d9eb1d8b35b3d5c
SHA2560cd2b9312377061d0eb16f95aaf456ceb5dd59487b2cc3a4082c75f760acdd50
SHA5129284b28c2e6953da3beecb3c7095a5f4ab37ebd07d309b88101b25df723093755e373275a80ff200f6f1dae44566cce833cf61b1bdfd181d0db5cfe9fee680b1
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Filesize
81KB
MD54259655777737f2387331065acb9d012
SHA1475d23d50eb8e4bf5878693acccdff376fd7ef45
SHA2561095af08ec37245ba927a06215ae30d9ece82cfb502d4797e1e447a0f23ef403
SHA5122df33477b5d29aaebaec60dcadf1ab94ba1aedc816355233479510b736a1b75ab553eacabdd0eaf35f11c00c5dc703b8abbc1641c8b9ba50350bcbb1763b6a08
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Filesize
1.8MB
MD502f8f999f4d2c03a3492fefb37b53238
SHA127e1c024251636e1b78bab35df353dab636f54df
SHA2564a9421c8af1bbb64b07f227b6bd5140d58e109eb934c596b68bd7ea578ec7077
SHA512e709b1337456ad64b956632e1d3fd0e36356bbcc119d31cf304b0ceca139ee99d660df5608c21493cc27b44846e5fcec94d2bbca83d695671322d4de20996a30