Analysis
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max time kernel
93s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
21-09-2024 05:51
Static task
static1
Behavioral task
behavioral1
Sample
ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exe
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Size
4.1MB
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MD5
ef2db42d2fb581b3f838a01cbdea42b8
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SHA1
728a3b2a69f1388a5cdab82448b4e9db4627a4ac
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SHA256
e8b8f7711195d3ff912967c82ee2a12ba710ac9e717e8ee65f268bec0734ba54
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SHA512
2437f9ba3bb9d6f38972325de6ea91fadc43df9f4f683e83c8af5cebcf2057bf7bfd4ea736f252cd9a86810c86d65905eb13e04ef4a07d294f9868f05e93dd61
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SSDEEP
98304:Kj3FNprt8mfhBK/PWGh02oMPVa5rX0kq:Kj3NZ8y/qPBC2BPVa5Tq
Malware Config
Signatures
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Banload
Banload variants download malicious files, then install and execute the files.
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
Processes:
ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exedescription ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exedescription ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exeef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exe -
Modifies registry class 4 IoCs
Processes:
ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exedescription ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9A27F324-9F56-0449-CBBA-A65B2628998E} ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9A27F324-9F56-0449-CBBA-A65B2628998E}\ = "PrintTaskConfigurationProxyServer" ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9A27F324-9F56-0449-CBBA-A65B2628998E}\InProcHandler32 ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9A27F324-9F56-0449-CBBA-A65B2628998E}\InProcHandler32\ = "C:\\Windows\\SysWOW64\\Windows.Devices.Printers.Extensions.dll" ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exedescription pid Process Token: 33 4136 ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 4136 ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exe Token: 33 4136 ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 4136 ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 5 IoCs
Processes:
ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exedescription pid Process procid_target PID 1832 wrote to memory of 4136 1832 ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exe 81 PID 1832 wrote to memory of 4136 1832 ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exe 81 PID 1832 wrote to memory of 4136 1832 ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exe 81 PID 1832 wrote to memory of 4136 1832 ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exe 81 PID 1832 wrote to memory of 4136 1832 ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1832 -
C:\Users\Admin\AppData\Local\Temp\ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ef2db42d2fb581b3f838a01cbdea42b8_JaffaCakes118.exe"2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
PID:4136
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