Analysis
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max time kernel
3s -
max time network
4s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
19/07/2024, 05:07
Static task
static1
Behavioral task
behavioral1
Sample
5a95adbf60d4e32c3087a56193119f53_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
5a95adbf60d4e32c3087a56193119f53_JaffaCakes118.exe
Resource
win10v2004-20240709-en
Errors
General
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Target
5a95adbf60d4e32c3087a56193119f53_JaffaCakes118.exe
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Size
100KB
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MD5
5a95adbf60d4e32c3087a56193119f53
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SHA1
5eb243b2c35877e413f8b0f9210cdf50717d6ff4
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SHA256
6223e024016f7400b1cee2e599c0eec2faa95e08974054c8c726e43c25b4b810
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SHA512
49c86e3290f89ec45927a1c5fe896fe44b06afab2e59fb540ec8629429fd4b3526ffcf4b52024dc77b58676144820db3f34fb37e073252892e9e679c11b3feb6
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SSDEEP
3072:+D2YXyB/Lbq9B8wDPkbWkpdVx0YPLgo47Y:PYI3G8ywhTNI7Y
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\uojkgoa.dll 5a95adbf60d4e32c3087a56193119f53_JaffaCakes118.exe -
Modifies data under HKEY_USERS 15 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History 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\ColorizationAfterglow = "3288365271" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1" 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 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent 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\DWM\ColorizationColor = "3288365271" 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\EnableWindowColorization = "74" 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\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1" LogonUI.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeShutdownPrivilege 4164 5a95adbf60d4e32c3087a56193119f53_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2536 LogonUI.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5a95adbf60d4e32c3087a56193119f53_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\5a95adbf60d4e32c3087a56193119f53_JaffaCakes118.exe"1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
PID:4164
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x4 /state0:0xa39af055 /state1:0x41c64e6d1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:2536