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Analysis
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max time kernel
3s -
max time network
4s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
13/09/2024, 18:12
Static task
static1
Behavioral task
behavioral1
Sample
dea31c76aa955dd17897bb1196f4f9b4_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
dea31c76aa955dd17897bb1196f4f9b4_JaffaCakes118.exe
Resource
win10v2004-20240802-en
Errors
General
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Target
dea31c76aa955dd17897bb1196f4f9b4_JaffaCakes118.exe
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Size
88KB
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MD5
dea31c76aa955dd17897bb1196f4f9b4
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SHA1
89b12189600bb32d35ec36d73ab343b47ad0c488
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SHA256
5ef7806090bd3d55e76a75ba9d1a0bc92a5a155c74cd3db508f37785fe495a59
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SHA512
96719fa00d3d1946fe7dbdf6170f893cde925fcb55641b540c976c8dc7d8580fd9e2d6abc11940009c84393beca3242ba67c3b8a812ed06147cca38e14cdd065
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SSDEEP
1536:7DxjA0dZ7M3YItUarkkoodxMKbvEEEEC7xZopSluTHT9KoTJlIU:7t/j7M3oCLZaBEC7oEkrhKoTJlIU
Malware Config
Signatures
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Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
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Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\oaivrjl.dll dea31c76aa955dd17897bb1196f4f9b4_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 dea31c76aa955dd17897bb1196f4f9b4_JaffaCakes118.exe -
Modifies data under HKEY_USERS 15 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10" LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1" LogonUI.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00 LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "198" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0" LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM LogonUI.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeShutdownPrivilege 4876 dea31c76aa955dd17897bb1196f4f9b4_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3152 LogonUI.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\dea31c76aa955dd17897bb1196f4f9b4_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\dea31c76aa955dd17897bb1196f4f9b4_JaffaCakes118.exe"1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4876
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x4 /state0:0xa39a3855 /state1:0x41c64e6d1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:3152