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Analysis
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max time kernel
150s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03/01/2025, 09:49
Behavioral task
behavioral1
Sample
JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe
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Size
720KB
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MD5
6bc5c1e1e9b7647b14ee5ffd0f53abd0
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SHA1
3c9d020fab99d225a5b269901e226cb3d3c18bb8
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SHA256
a6f814b525fbedec982f569c29d67cb11fb232ae5951eba4ecb6f62a2eeefb9c
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SHA512
6cd0464098b45b6444985e9902070b7dfc3f4228a7d6445ac1e3a949f2b4fa3f9b8045a1d165309406605fec55eb93e248797ef9a076959defdad532626e97de
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SSDEEP
12288:PYdNctvsfu2LVBfKf057C9lRt3i5olGJsxhzVEg4:wdNikfu2hBfK8ilRty5olGJsxd4
Malware Config
Signatures
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FlawedAmmyy RAT
Remote-access trojan based on leaked code for the Ammyy remote admin software.
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Flawedammyy family
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Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 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 JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe -
Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Ammyy\Admin JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Ammyy\Admin\hr3 = b50b825c51a18b6671d16d5780adda6ef563dd82ea4299405a8708463d4566dd5014ed143cbc7ee1312f56c6dd54688319ed01497df5aa5a5adde97f5aa2ae8bbcddf0a3524bf0c74a0193 JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Ammyy\Admin\hr = 537d567366087c6658524c175253a6a5ecfc8c02b36b JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Ammyy JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Ammyy\Admin JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4708 JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe -
Suspicious use of SendNotifyMessage 1 IoCs
pid Process 4708 JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1012 wrote to memory of 4708 1012 JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe 83 PID 1012 wrote to memory of 4708 1012 JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe 83 PID 1012 wrote to memory of 4708 1012 JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe"1⤵
- System Location Discovery: System Language Discovery
PID:2656
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe" -service -lunch1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1012 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6bc5c1e1e9b7647b14ee5ffd0f53abd0.exe"2⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:4708
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
22B
MD5afcd020a6d2803ce1d552f9627bb5a25
SHA15b955d3f4d56c6742f77063a3019af73207b7e18
SHA256b3ead8490f07847901ae7f81bd0aeea3947f53811320c688448b1f51cb01c6e8
SHA5121c6a2130e0dfaad61fef7a80a46cff66cc6368c1b3ff5b3f20d9f5e1f29664da8c9f93a3992debeed36dbb4ca92c558c073a02c29546b84c92154b6443305f5e
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Filesize
75B
MD5cfb0e90eaa2538f938d0c87efcaedada
SHA144bdd32eb0c702a79d43b67a1f68523229266fb6
SHA2569a147f20f6e1e844133717de6bec7ae935115b66173c624f15fe95d3e2a57187
SHA512ce1d8ceb6aca5fdf57ab6dee85be1ced215015e2c218c77654a7b3561e20056329cc74d97cdf8371adbc4eeeb3a9890f1c2fa3266a3c04c3e0220f275858921b
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Filesize
307B
MD56d41ae530d5f0c5531a343fb58a856ba
SHA1c15b36f055c1cb7b5f743c7123e6a79ebfbb1eb1
SHA256301fc095cca3f5f1f2449f39871b548cca14f795a556e8c63d319b91df90221f
SHA512d2b32bdbbe3371db7bcd45d7e0ced6388bab6af5cc065e927de362ed2828c4aa82d1af28c4fedcbdf8b82beedfe0b8666b9bdec970cefe2a7133b0b7797adfda