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Analysis
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max time kernel
150s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
30/03/2022, 06:26
Behavioral task
behavioral1
Sample
90511ce75929d342264cf901297e8a60.xls
Resource
win7-20220310-en
Behavioral task
behavioral2
Sample
90511ce75929d342264cf901297e8a60.xls
Resource
win10v2004-en-20220113
General
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Target
90511ce75929d342264cf901297e8a60.xls
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Size
106KB
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MD5
90511ce75929d342264cf901297e8a60
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SHA1
602852d435f55e932f147f765384510d4be9dec0
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SHA256
7597defb4baf2b0e2bac5b71f4f2cce4b215b9269a11b07be5dd44e5a750956d
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SHA512
81011f61d80c5301bedcf5ab92da8730bcbe44cc7878ac18912c848a27553b2a9f5a2ea7567e7cd4b4bcda4b0c901d07a5ef8f84d1080da1e1aff70543a4d971
Malware Config
Extracted
http://dougveeder.com/cgi-bin/xJ91ZttGRioQ7IUL/
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 4892 4568 regsvr32.exe 79 -
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 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 -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 4568 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4568 EXCEL.EXE 4568 EXCEL.EXE 4568 EXCEL.EXE 4568 EXCEL.EXE 4568 EXCEL.EXE 4568 EXCEL.EXE 4568 EXCEL.EXE 4568 EXCEL.EXE 4568 EXCEL.EXE 4568 EXCEL.EXE 4568 EXCEL.EXE 4568 EXCEL.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4568 wrote to memory of 4892 4568 EXCEL.EXE 84 PID 4568 wrote to memory of 4892 4568 EXCEL.EXE 84 PID 4568 wrote to memory of 4892 4568 EXCEL.EXE 84
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\90511ce75929d342264cf901297e8a60.xls"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\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe -s ..\hdrh.dll2⤵
- Process spawned unexpected child process
PID:4892
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
75KB
MD56a107ab34afce193dbab2e31c1fb240f
SHA154611ca004d1d6718042e00dcc7091000ab51c55
SHA25637a7c728562612eb174db2141710f432e4ccf28cb7e7a5fbbfc1723ea8ac7229
SHA51222c305773ea5ed4e0a2ffade2cfa6886c9f0074df753d63f4e55dbead1d26e86744be4f7b8c4839ecc9b201009be5019d7b252241c7971db38efdc9e77cc6161