Analysis
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max time kernel
7s -
max time network
8s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
11/07/2024, 06:26
Behavioral task
behavioral1
Sample
380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe
Resource
win7-20240705-en
windows7-x64
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe
Resource
win10v2004-20240709-en
windows10-2004-x64
10 signatures
150 seconds
Errors
Reason
Machine shutdown
General
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Target
380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe
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Size
125KB
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MD5
380a6b8419a75a91b19b38e873bc5d2f
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SHA1
81999c808c9b0efb0cf15e7e966f88de3a5a6398
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SHA256
c5d2e2772b1b35843c9f574e226976b6c49fb885b5311c7e80aa773ebb0544ae
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SHA512
c752f709f0d274e2cfcba709a0be462a4917126e83f09370b4d5b913107c792ca37bb7d1cb9ed316730df3fad69aee78da300177b43e14bd70c7370e38fd2c78
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SSDEEP
3072:Zp03tqs8bSVtzFjwLU+FVIgdesVSs0qwfpvx:303FcSZjG4ls4Bfpvx
Score
7/10
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\Control Panel\International\Geo\Nation 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe -
Drops file in System32 directory 3 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\chengyun.dll 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe File created C:\Windows\SysWOW64\qmgra.dll 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe File created C:\Windows\SysWOW64\chengyun.dll 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies data under HKEY_USERS 15 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1" LogonUI.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00 LogonUI.exe 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\ColorizationGlassAttribute = "1" LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0" 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\CurrentVersion\Explorer\Accent\AccentColorMenu = "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\EnableWindowColorization = "218" LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10" LogonUI.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000_Classes\Local Settings 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe -
Runs .reg file with regedit 1 IoCs
pid Process 4820 regedit.exe -
Suspicious behavior: EnumeratesProcesses 34 IoCs
pid Process 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 2760 shutdown.exe Token: SeRemoteShutdownPrivilege 2760 shutdown.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2824 LogonUI.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4856 wrote to memory of 4820 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 86 PID 4856 wrote to memory of 4820 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 86 PID 4856 wrote to memory of 4820 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 86 PID 4856 wrote to memory of 2760 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 87 PID 4856 wrote to memory of 2760 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 87 PID 4856 wrote to memory of 2760 4856 380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\380a6b8419a75a91b19b38e873bc5d2f_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4856 -
C:\Windows\SysWOW64\regedit.exe"regedit.exe" "C:\1.reg"2⤵
- Runs .reg file with regedit
PID:4820
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C:\Windows\SysWOW64\shutdown.exe"C:\Windows\System32\shutdown.exe" -r -f -t 02⤵
- Suspicious use of AdjustPrivilegeToken
PID:2760
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x4 /state0:0xa39a5055 /state1:0x41c64e6d1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:2824