Analysis
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max time kernel
135s -
max time network
130s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
03/06/2024, 02:26
Static task
static1
Behavioral task
behavioral1
Sample
90405d5d27fc68d66732d687a254cd71_JaffaCakes118.doc
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
90405d5d27fc68d66732d687a254cd71_JaffaCakes118.doc
Resource
win10v2004-20240508-en
General
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Target
90405d5d27fc68d66732d687a254cd71_JaffaCakes118.doc
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Size
98KB
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MD5
90405d5d27fc68d66732d687a254cd71
-
SHA1
7bdb2ead6d781f691207a7c4d0a75d6e9e5d592f
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SHA256
7f339a6a379776457f21cffe38366854d5a3b26eb3cf4821afec7340d89b7d1a
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SHA512
1d3196cbc65373d94af79354e46a41127a95033db1cb0912cab88fed49b675a20e20ceefab93182041274ff05f65f3cb0a81c59504a27b556924e6d3ddd35ac7
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SSDEEP
768:VVucRFoqkp59YBvLdTv9ReVi4eFov5UHRFBIeBepWL+1o9t:Vocn1kp59gxBK85fBIecYL+a9t
Malware Config
Signatures
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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 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 4568 WINWORD.EXE 4568 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 4568 WINWORD.EXE 4568 WINWORD.EXE 4568 WINWORD.EXE 4568 WINWORD.EXE 4568 WINWORD.EXE 4568 WINWORD.EXE 4568 WINWORD.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4568 wrote to memory of 808 4568 WINWORD.EXE 87 PID 4568 wrote to memory of 808 4568 WINWORD.EXE 87
Processes
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C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\90405d5d27fc68d66732d687a254cd71_JaffaCakes118.doc" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4568 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:808
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
494B
MD54023d990b472c77c6e543a3e62713abb
SHA15213777b7f0187ab90dd7ed050444ee5359b7540
SHA25670168b52cda0361c65d5aeccf6a453cd25bf422a6911568f80bd3049db849143
SHA512b038c0b9cb01fc3a9a3af7cc1c0d898ab03af436e70137f79d1333ea8320a829f402a483a8a8488430a096846e5c3b5eab9f91c40f97316772565697b748fe59
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Filesize
245KB
MD5f883b260a8d67082ea895c14bf56dd56
SHA17954565c1f243d46ad3b1e2f1baf3281451fc14b
SHA256ef4835db41a485b56c2ef0ff7094bc2350460573a686182bc45fd6613480e353
SHA512d95924a499f32d9b4d9a7d298502181f9e9048c21dbe0496fa3c3279b263d6f7d594b859111a99b1a53bd248ee69b867d7b1768c42e1e40934e0b990f0ce051e