Analysis
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max time kernel
150s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
11-07-2024 04:44
Static task
static1
Behavioral task
behavioral1
Sample
37be61de7218804ef16dbfc4021bcb5a_JaffaCakes118.dll
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
37be61de7218804ef16dbfc4021bcb5a_JaffaCakes118.dll
Resource
win10v2004-20240709-en
General
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Target
37be61de7218804ef16dbfc4021bcb5a_JaffaCakes118.dll
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Size
22KB
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MD5
37be61de7218804ef16dbfc4021bcb5a
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SHA1
86d4314f2a918e72647e1ee155620606def38955
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SHA256
48801e8f72e82921a1ae93931e9a86f601387a350640c486fc796af537efdd12
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SHA512
528d3f7f3df3c7cc71bcacaeaf41911d7279b3b2835fcbf52c18ccb75cbfa5a47a3cf959336551ba089a3227b81c8472993ba558700ee88da919d0f1b7abf72d
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SSDEEP
384:8BwgKpNalAgPBhIMsK1Atfs6ASN0WR8Q6tq0AaebhXFLScQ9an:TzbaZvIMsKQs6R0hQ6th5ebHLScD
Malware Config
Signatures
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Loads dropped DLL 3 IoCs
pid Process 2256 rundll32.exe 2256 rundll32.exe 4964 rundll32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MSServer = "rundll32.exe C:\\Windows\\system32\\awtqnooM.dll,#1" rundll32.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\awtqnooM.dll rundll32.exe File opened for modification C:\Windows\SysWOW64\awtqnooM.dll rundll32.exe -
Modifies registry class 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1BFAD0A6-FFA3-45AF-9B70-21EABB757A44} rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1BFAD0A6-FFA3-45AF-9B70-21EABB757A44}\InprocServer32 rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1BFAD0A6-FFA3-45AF-9B70-21EABB757A44}\InprocServer32\ = "C:\\Windows\\SysWow64\\awtqnooM.dll" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1BFAD0A6-FFA3-45AF-9B70-21EABB757A44}\InprocServer32\ThreadingModel = "Both" rundll32.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2256 rundll32.exe 2256 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe 4964 rundll32.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2256 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2256 rundll32.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2256 rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 4868 wrote to memory of 2256 4868 rundll32.exe 83 PID 4868 wrote to memory of 2256 4868 rundll32.exe 83 PID 4868 wrote to memory of 2256 4868 rundll32.exe 83 PID 2256 wrote to memory of 616 2256 rundll32.exe 5 PID 2256 wrote to memory of 4964 2256 rundll32.exe 89 PID 2256 wrote to memory of 4964 2256 rundll32.exe 89 PID 2256 wrote to memory of 4964 2256 rundll32.exe 89
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:616
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\37be61de7218804ef16dbfc4021bcb5a_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4868 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\37be61de7218804ef16dbfc4021bcb5a_JaffaCakes118.dll,#12⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2256 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Windows\system32\awtqnooM.dll,a3⤵
- Loads dropped DLL
- Adds Run key to start application
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
PID:4964
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
22KB
MD537be61de7218804ef16dbfc4021bcb5a
SHA186d4314f2a918e72647e1ee155620606def38955
SHA25648801e8f72e82921a1ae93931e9a86f601387a350640c486fc796af537efdd12
SHA512528d3f7f3df3c7cc71bcacaeaf41911d7279b3b2835fcbf52c18ccb75cbfa5a47a3cf959336551ba089a3227b81c8472993ba558700ee88da919d0f1b7abf72d