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Analysis
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max time kernel
137s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
20/08/2024, 14:49
Behavioral task
behavioral1
Sample
afa78afb7e8f2f47d8fc0d308abfb0bb_JaffaCakes118.xlsm
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
afa78afb7e8f2f47d8fc0d308abfb0bb_JaffaCakes118.xlsm
Resource
win10v2004-20240802-en
General
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Target
afa78afb7e8f2f47d8fc0d308abfb0bb_JaffaCakes118.xlsm
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Size
26KB
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MD5
afa78afb7e8f2f47d8fc0d308abfb0bb
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SHA1
1ef3a820447080a44f5bd96f7c94c9c8e6765d3c
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SHA256
2c57cdeb1938688244dcaf05544e47daef28a6cec2866a674df9b6a4ed45237a
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SHA512
ce160e93222bd5592c8f6c7ac666a734dee3f0c065721a886d6ae5492dbaf668ad48d0c2eafc0d57c93b46cb9ae53b9f3a74e5739ea8181e085ba8779ccd528a
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SSDEEP
384:6d3gdaSUlM9z5BUSMUtiJ+gK+qD8qsuSvNtmPWbtqpq/9R9dhqujV6M:IIvxgAPh+kNSaPWp5VR9WI
Malware Config
Extracted
https://en.ioho.me/u87o11.txt
Signatures
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Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4380 2384 regsvr32.exe 83 -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2384 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 14 IoCs
pid Process 2384 EXCEL.EXE 2384 EXCEL.EXE 2384 EXCEL.EXE 2384 EXCEL.EXE 2384 EXCEL.EXE 2384 EXCEL.EXE 2384 EXCEL.EXE 2384 EXCEL.EXE 2384 EXCEL.EXE 2384 EXCEL.EXE 2384 EXCEL.EXE 2384 EXCEL.EXE 2384 EXCEL.EXE 2384 EXCEL.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2384 wrote to memory of 4380 2384 EXCEL.EXE 88 PID 2384 wrote to memory of 4380 2384 EXCEL.EXE 88
Processes
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C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\afa78afb7e8f2f47d8fc0d308abfb0bb_JaffaCakes118.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2384 -
C:\Windows\System32\regsvr32.exe"C:\Windows\System32\regsvr32.exe" -s C:\bQRmAmpj\YsnVxs\xVmDcR.2⤵
- Process spawned unexpected child process
PID:4380
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
Filesize2KB
MD5aea3005aa51439531a2b154fe5ea973d
SHA1bb99431cf8928b2c676860239180573dc23b2152
SHA25664ecb4b7512b8a46916b59b683fc22215ef3a089b9cd08a6b4c88efb246b06d4
SHA512535eab151c7a6b3f14bb4c3d40621c8f9714d6bd3bc60cbe3338621dead36fc3b9fcba28dd546ae5dd8ca3844e5328f5e607017a3d0429e007ea2a31ea3f9e69