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Analysis
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max time kernel
150s -
max time network
135s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
18/08/2024, 07:25
Behavioral task
behavioral1
Sample
a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe
Resource
win7-20240708-en
General
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Target
a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe
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Size
3.6MB
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MD5
a5e42233c487aeb5f4fdf707c3d7d0e2
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SHA1
620605482c4d52766b9e0dce8c7af931ece2d2e0
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SHA256
88431e76440b94fd1c0daa199e615374c180bc2934d4c663996245608a2abf45
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SHA512
20d0ad0b07397d8b801e971687c52374643283e9cf533b0d477546aa35441c744bd41a833ccbfb139773cc0cc296b59c536d605baa4e740b15668bfe189db951
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SSDEEP
49152:MIG5HOL2c1XiVLMIifICpAaZPLfjmHs/zvj6Mzg1SpPCSSDfNjYSqWLBBRwIcCZ:MXH/6SVyICKqJj9zg1iKVj3qIg
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2844 SmartGeardkwheqwvvjwt.exe -
Loads dropped DLL 3 IoCs
pid Process 2220 a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe 2220 a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe 2844 SmartGeardkwheqwvvjwt.exe -
resource yara_rule behavioral1/memory/2220-1-0x0000000000400000-0x00000000008FC000-memory.dmp upx behavioral1/memory/2220-3-0x0000000000400000-0x00000000008CB000-memory.dmp upx behavioral1/memory/2220-4-0x0000000000400000-0x00000000008FC000-memory.dmp upx behavioral1/files/0x0009000000016c49-10.dat upx behavioral1/memory/2220-11-0x0000000000400000-0x00000000008FC000-memory.dmp upx behavioral1/memory/2220-13-0x0000000000400000-0x00000000008CB000-memory.dmp upx behavioral1/files/0x0004000000004ed7-15.dat upx behavioral1/memory/2844-24-0x0000000000400000-0x00000000005DA000-memory.dmp upx behavioral1/memory/2220-26-0x0000000000400000-0x00000000008FC000-memory.dmp upx behavioral1/memory/2220-37-0x0000000000400000-0x00000000008FC000-memory.dmp upx behavioral1/memory/2220-41-0x0000000000400000-0x00000000008FC000-memory.dmp upx behavioral1/memory/2220-44-0x0000000000400000-0x00000000008FC000-memory.dmp upx behavioral1/memory/2220-50-0x0000000000400000-0x00000000008FC000-memory.dmp upx behavioral1/memory/2220-53-0x0000000000400000-0x00000000008FC000-memory.dmp upx behavioral1/memory/2220-56-0x0000000000400000-0x00000000008FC000-memory.dmp upx behavioral1/memory/2220-62-0x0000000000400000-0x00000000008FC000-memory.dmp upx behavioral1/memory/2220-68-0x0000000000400000-0x00000000008FC000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Windows\CurrentVersion\Run\CreoLab = "C:\\ProgramData\\alo\\dkwheqwvvjwt.exe" a5e42233c487aeb5f4fdf707c3d7d0e2_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) \??\H: a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe File opened (read-only) \??\L: a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe File opened (read-only) \??\X: a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe File opened (read-only) \??\E: a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe File opened (read-only) \??\G: a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe File opened (read-only) \??\O: a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe File opened (read-only) \??\U: a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe File opened (read-only) \??\J: a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe File opened (read-only) \??\M: a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe File opened (read-only) \??\P: a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe File opened (read-only) \??\R: a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe File opened (read-only) \??\T: a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe File opened (read-only) \??\Z: a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe File opened (read-only) \??\I: a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe File opened (read-only) \??\K: a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe File opened (read-only) \??\N: a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe File opened (read-only) \??\Q: a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe File opened (read-only) \??\S: a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe File opened (read-only) \??\V: a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe File opened (read-only) \??\W: a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe File opened (read-only) \??\Y: a5e42233c487aeb5f4fdf707c3d7d0e2_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 a5e42233c487aeb5f4fdf707c3d7d0e2_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 a5e42233c487aeb5f4fdf707c3d7d0e2_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" a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.DocHostUIHandler a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3F2BBC05-40DF-11D2-9455-00104BC936FF}\ProgID\ = "a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.DocHostUIHandler" a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3F2BBC05-40DF-11D2-9455-00104BC936FF} a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3F2BBC05-40DF-11D2-9455-00104BC936FF}\LocalServer32 a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3F2BBC05-40DF-11D2-9455-00104BC936FF}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe" a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.DocHostUIHandler\ = "Implements DocHostUIHandler" a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.DocHostUIHandler\Clsid a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.DocHostUIHandler\Clsid\ = "{3F2BBC05-40DF-11D2-9455-00104BC936FF}" a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3F2BBC05-40DF-11D2-9455-00104BC936FF}\ProgID a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2220 a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2220 a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe 2844 SmartGeardkwheqwvvjwt.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2220 wrote to memory of 2844 2220 a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe 31 PID 2220 wrote to memory of 2844 2220 a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe 31 PID 2220 wrote to memory of 2844 2220 a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe 31 PID 2220 wrote to memory of 2844 2220 a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\a5e42233c487aeb5f4fdf707c3d7d0e2_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\a5e42233c487aeb5f4fdf707c3d7d0e2_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:2220 -
C:\ProgramData\alo\SmartGeardkwheqwvvjwt.exeC:\ProgramData\alo\SmartGeardkwheqwvvjwt.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
PID:2844
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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
3.6MB
MD5a5e42233c487aeb5f4fdf707c3d7d0e2
SHA1620605482c4d52766b9e0dce8c7af931ece2d2e0
SHA25688431e76440b94fd1c0daa199e615374c180bc2934d4c663996245608a2abf45
SHA51220d0ad0b07397d8b801e971687c52374643283e9cf533b0d477546aa35441c744bd41a833ccbfb139773cc0cc296b59c536d605baa4e740b15668bfe189db951
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Filesize
79KB
MD56228ea815e3806c7471d873fdeb429ee
SHA1db03867ab0a46b08f8ebe499c3dc0625104f8e8b
SHA25667aeec0ecbcec1bf7d6e6daac397b838a437c1c943fd6f0d7d2678d6c402a702
SHA51221de112f8090fd1b4d7500d3328cea282f3af81b4c8f7031c31b7f6f26d7e9d94020cf76115515065751bc0c7200b9f816763f22eac5e8c6794b169dee90e410
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Filesize
1.5MB
MD56e1fecbcd1ed9c1eb803ab9ce0a8775c
SHA113ecd201aeabf870ca10db56f78c3e43fcea2ebd
SHA256b1eafa8c3511273afaed9abac8296559d545f17372b7d649043dea9cf3aae8c4
SHA512a8c1d08dd66f3fe428401b33d49a5df059ef2f67ac661fe9c6ab05289ed8bcadbcaa4cd5595c6e08e37028edaaf3c86bea0ce41735888d19292901f278da5fe4