Analysis
- max time kernel
136s - max time network
126s - platform
windows10-2004_x64 - resource
win10v2004-20240419-en - resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system - submitted
04/05/2024, 01:42
Behavioral task
behavioral1
Sample
112545ce8d8f7540ccb721fc48aae555_JaffaCakes118.xls
Resource
win7-20240221-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
112545ce8d8f7540ccb721fc48aae555_JaffaCakes118.xls
Resource
win10v2004-20240419-en
8 signatures
150 seconds
General
- Target 112545ce8d8f7540ccb721fc48aae555_JaffaCakes118.xls
- Size 31KB
- Sample240504-b4st6ada76
- SHA256 e317815f5173425f785998bea9e1f5c2951581877596941b5efe745f7483a6a6
- MD5 112545ce8d8f7540ccb721fc48aae555
- SHA1 98758407af0c9b716ac065ef6cbc6d5acd09d482
- SHA512 ddb2427a99b0321059f7adf4749c9ea43b1adf61c9d19e3533b098dccf0bd820434f565b55dffedc69e72e5562d524c299e8cfcd2fff1de310687256c1b779ce
- SSDEEP 768:/D1uBKyYbLkjBBqgXsgNe15Xg14sYv3NGn1zdAhWf5+Q+MrFLj+p/TY:/JuBKyYbLkjBBqgXsgNe15Xg1VYv3NG0
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
metasploit
Version
-
windows/reverse_tcp
C2
-
192.168.198.145:443
Signatures
- MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
- Process spawned suspicious child process 1 IoCs
This child process is typically not spawned unless (for example) the parent process crashes. This typically indicates the parent process was unsuccessfully compromised.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 5080 1064 DW20.EXE 82 - Checks processor information in registry 2 TTPs 6 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 Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 dwwin.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz dwwin.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString dwwin.exe - Enumerates system info in registry 2 TTPs 5 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE 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 dwwin.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU dwwin.exe - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1064 EXCEL.EXE - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1064 EXCEL.EXE 1064 EXCEL.EXE 1064 EXCEL.EXE 1064 EXCEL.EXE - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1064 EXCEL.EXE 1064 EXCEL.EXE 1064 EXCEL.EXE 1064 EXCEL.EXE 1064 EXCEL.EXE 1064 EXCEL.EXE 1064 EXCEL.EXE 1064 EXCEL.EXE 1064 EXCEL.EXE 1064 EXCEL.EXE 1064 EXCEL.EXE 1064 EXCEL.EXE - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1064 wrote to memory of 5080 1064 EXCEL.EXE 86 PID 1064 wrote to memory of 5080 1064 EXCEL.EXE 86 PID 5080 wrote to memory of 3972 5080 DW20.EXE 88 PID 5080 wrote to memory of 3972 5080 DW20.EXE 88
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\112545ce8d8f7540ccb721fc48aae555_JaffaCakes118.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1064 -
C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE"C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE" -x -s 48162⤵
- Process spawned suspicious child process
- Suspicious use of WriteProcessMemory
PID:5080 -
C:\Windows\system32\dwwin.exeC:\Windows\system32\dwwin.exe -x -s 48163⤵
- Checks processor information in registry
- Enumerates system info in registry
PID:3972
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