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Analysis
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max time kernel
142s -
max time network
107s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
10/08/2024, 20:42
Static task
static1
Behavioral task
behavioral1
Sample
879a7c39eeef6fd0a241bdeda81eb37d_JaffaCakes118.dll
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
879a7c39eeef6fd0a241bdeda81eb37d_JaffaCakes118.dll
Resource
win10v2004-20240802-en
General
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Target
879a7c39eeef6fd0a241bdeda81eb37d_JaffaCakes118.dll
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Size
510KB
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MD5
879a7c39eeef6fd0a241bdeda81eb37d
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SHA1
13361f0fb1abb251ddd6316433c2f4a483eb80ff
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SHA256
567d9fa6734d03441ed748128ab70c35bf151205f12aed42b56468b7b0c6a43e
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SHA512
7f13766192c62cd73edc664e3a4b0a7d97a45bd33be4cb7f94aff5fce072fe561bae987156dbb7207fbe7e149f7cf480cf7a37368d012a12048aae301b2e9d55
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SSDEEP
12288:DC2fxppL34zEY0zYBMjrW5o0RdYOua+t70q:/fJgH0zYy+o0wra+B/
Malware Config
Signatures
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Drops startup file 3 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\scandisk.lnk rundll32.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\scandisk.lnk rundll32.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\scanfdisky28.dll rundll32.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\NvCplDaemonTool = "rundll32.exe C:\\Windows\\system32\\jload4F.dll,_IWMPEvents" rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NvCplDaemonTool = "rundll32.exe C:\\Users\\Admin\\jload4F.dll,_IWMPEvents" rundll32.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\jload4F.dll rundll32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 rundll32.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4388 rundll32.exe 4388 rundll32.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4388 rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1168 wrote to memory of 4388 1168 rundll32.exe 84 PID 1168 wrote to memory of 4388 1168 rundll32.exe 84 PID 1168 wrote to memory of 4388 1168 rundll32.exe 84
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\879a7c39eeef6fd0a241bdeda81eb37d_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1168 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\879a7c39eeef6fd0a241bdeda81eb37d_JaffaCakes118.dll,#12⤵
- Drops startup file
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4388
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