Analysis
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max time kernel
133s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
20-08-2024 00:20
Static task
static1
Behavioral task
behavioral1
Sample
ad2e2ac62f90ba59c809797a89cf246e_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
ad2e2ac62f90ba59c809797a89cf246e_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
ad2e2ac62f90ba59c809797a89cf246e_JaffaCakes118.exe
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Size
148KB
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MD5
ad2e2ac62f90ba59c809797a89cf246e
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SHA1
d164999aecf5a8c08857b4395582477f0610bd1b
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SHA256
71579f4eb98c1a251baa0cecef146efd401e68a224952460c8911fb5a09ccc99
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SHA512
676cd70200f55c40fd37a73cd1902186cfe1abc8e8c3e3c5d1625664548e0a0fd242c2842ebe7cf90a8c4fb81753d39c95161f78f866f32d507f325eac201085
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SSDEEP
3072:y/pr26YWNDfdJN6goq9Dd2vD+o5eMGEEoI3LimuW:y/V2MlJsgoYdOD2vP
Malware Config
Signatures
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fzmsgsupdate.exe = "C:\\Windows\\system32\\fzmsgsupdate.exe" ad2e2ac62f90ba59c809797a89cf246e_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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Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\RegSearchFian.gpa ad2e2ac62f90ba59c809797a89cf246e_JaffaCakes118.exe -
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 ad2e2ac62f90ba59c809797a89cf246e_JaffaCakes118.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{2686D3D3-3361-467F-975E-39DE9C3DBB8} ad2e2ac62f90ba59c809797a89cf246e_JaffaCakes118.exe Set value (int) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{2686D3D3-3361-467F-975E-39DE9C3DBB8}\Codepage = "65001" ad2e2ac62f90ba59c809797a89cf246e_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{2686D3D3-3361-467F-975E-39DE9C3DBB8}\DisplayName = "ÇǾÓ" ad2e2ac62f90ba59c809797a89cf246e_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\{2686D3D3-3361-467F-975E-39DE9C3DBB8}\URL = "http://fsearch.fian.co.kr/?method=C&view=search&mode=total&ie=utf8&munja=N&query={searchTerms}" ad2e2ac62f90ba59c809797a89cf246e_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\SearchScopes\DefaultScope = "{2686D3D3-3361-467F-975E-39DE9C3DBB8}" ad2e2ac62f90ba59c809797a89cf246e_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3640 ad2e2ac62f90ba59c809797a89cf246e_JaffaCakes118.exe 3640 ad2e2ac62f90ba59c809797a89cf246e_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3640 ad2e2ac62f90ba59c809797a89cf246e_JaffaCakes118.exe 3640 ad2e2ac62f90ba59c809797a89cf246e_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ad2e2ac62f90ba59c809797a89cf246e_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ad2e2ac62f90ba59c809797a89cf246e_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:3640