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Analysis
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max time kernel
121s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
22/07/2024, 10:48
Static task
static1
Behavioral task
behavioral1
Sample
62ef177fa8d1dcdc462bfa0e940a298c_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
62ef177fa8d1dcdc462bfa0e940a298c_JaffaCakes118.exe
Resource
win10v2004-20240709-en
General
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Target
62ef177fa8d1dcdc462bfa0e940a298c_JaffaCakes118.exe
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Size
13KB
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MD5
62ef177fa8d1dcdc462bfa0e940a298c
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SHA1
5ad40d1a09533c77d32999d19fa3b1b0a2270129
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SHA256
8fdb475f6a060ec97965085dcd86b48cdd7206d410ac5f627966c7bbd9bec81d
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SHA512
acdaf5e28302ce30262732dfea283758249460cad9014c2b0f57028b255d6b3d8f0733d924536f123ce5395931d57f10bb87106f18fc64fa72eadbc565f49105
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SSDEEP
384:ZIpffY/aT/MG/BsZHCVF3SWdT+NxhWmjhL2NW:ZIpf8a7JBgHCVBSWdukmjqW
Malware Config
Signatures
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Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\adsntzt.dll = "{E0F3526A-4165-4589-80CD-50B6FBAC3BDA}" 62ef177fa8d1dcdc462bfa0e940a298c_JaffaCakes118.exe -
Deletes itself 1 IoCs
pid Process 2800 cmd.exe -
Loads dropped DLL 1 IoCs
pid Process 2104 62ef177fa8d1dcdc462bfa0e940a298c_JaffaCakes118.exe -
Drops file in System32 directory 3 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\adsntzt.tmp 62ef177fa8d1dcdc462bfa0e940a298c_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\adsntzt.nls 62ef177fa8d1dcdc462bfa0e940a298c_JaffaCakes118.exe File created C:\Windows\SysWOW64\adsntzt.tmp 62ef177fa8d1dcdc462bfa0e940a298c_JaffaCakes118.exe -
Modifies registry class 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E0F3526A-4165-4589-80CD-50B6FBAC3BDA} 62ef177fa8d1dcdc462bfa0e940a298c_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E0F3526A-4165-4589-80CD-50B6FBAC3BDA}\InProcServer32 62ef177fa8d1dcdc462bfa0e940a298c_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E0F3526A-4165-4589-80CD-50B6FBAC3BDA}\InProcServer32\ = "C:\\Windows\\SysWow64\\adsntzt.dll" 62ef177fa8d1dcdc462bfa0e940a298c_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E0F3526A-4165-4589-80CD-50B6FBAC3BDA}\InProcServer32\ThreadingModel = "Apartment" 62ef177fa8d1dcdc462bfa0e940a298c_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2104 62ef177fa8d1dcdc462bfa0e940a298c_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2104 62ef177fa8d1dcdc462bfa0e940a298c_JaffaCakes118.exe 2104 62ef177fa8d1dcdc462bfa0e940a298c_JaffaCakes118.exe 2104 62ef177fa8d1dcdc462bfa0e940a298c_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2104 wrote to memory of 2800 2104 62ef177fa8d1dcdc462bfa0e940a298c_JaffaCakes118.exe 31 PID 2104 wrote to memory of 2800 2104 62ef177fa8d1dcdc462bfa0e940a298c_JaffaCakes118.exe 31 PID 2104 wrote to memory of 2800 2104 62ef177fa8d1dcdc462bfa0e940a298c_JaffaCakes118.exe 31 PID 2104 wrote to memory of 2800 2104 62ef177fa8d1dcdc462bfa0e940a298c_JaffaCakes118.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\62ef177fa8d1dcdc462bfa0e940a298c_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\62ef177fa8d1dcdc462bfa0e940a298c_JaffaCakes118.exe"1⤵
- Adds autorun key to be loaded by Explorer.exe on startup
- Loads dropped DLL
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2104 -
C:\Windows\SysWOW64\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\231A.tmp.bat2⤵
- Deletes itself
PID:2800
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
207B
MD57ab6c1b0ca620cbe0432262442adcbe4
SHA1ddd52fc3a9718d2fb6e1f7413f56decec56a1685
SHA2562ca84603989d47144ddd8a83e5c2aaf31b36eb7c2d0c10c34d9d7a45a81e5ac4
SHA51207c29a838b3f09e4b0692675fe7d5e7e8edd00a614e9b452d28b9402b4018cbddd72b8fad42bec57bca9be52c5238add250ad70822d60d61ba4b019f1f585e8c
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Filesize
848KB
MD5a45fb0564129781750b7bd964f88173d
SHA1a8fbf1b5129d30b1497569d1429a62bdf105dfb8
SHA256699ac40cf178b3a6c7e1a19614276e28ee3edd0e20e090e44878107755924c73
SHA51212307b977972c50e724c841893e89106de82b4568cc3956519bb0e89c3ad886171a3c5eefbb2e9c209cbae60f103d563a4d89b00664ea37d1f2faaf6c8339fb2