Analysis
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max time kernel
150s -
max time network
147s -
platform
windows10_x64 -
resource
win10-20220223-en -
submitted
29-03-2022 21:57
Behavioral task
behavioral1
Sample
b26329204d4a737b51b710c6fb4ca573291be87a1fb5606f0e0b75987c09908f.xls
Resource
win10-20220223-en
Behavioral task
behavioral2
Sample
b26329204d4a737b51b710c6fb4ca573291be87a1fb5606f0e0b75987c09908f.xls
Resource
win10-20220223-en
General
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Target
b26329204d4a737b51b710c6fb4ca573291be87a1fb5606f0e0b75987c09908f.xls
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Size
106KB
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MD5
f560b93aa052b4eff9a8dab2b150fda2
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SHA1
386c9937d0819886e7bfed8af1c814bdc943fd7b
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SHA256
b26329204d4a737b51b710c6fb4ca573291be87a1fb5606f0e0b75987c09908f
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SHA512
f57488fba7dd54601a4930e4bf4a9158659d36d12d5dde2728b6e4c60a1cf422b9e03cb0b897dd5967cd8101c4ca0edffcdfc85946c9beefc8fdc2dc889d280b
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 484 3496 regsvr32.exe 41 -
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 3496 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 3496 EXCEL.EXE 3496 EXCEL.EXE 3496 EXCEL.EXE 3496 EXCEL.EXE 3496 EXCEL.EXE 3496 EXCEL.EXE 3496 EXCEL.EXE 3496 EXCEL.EXE 3496 EXCEL.EXE 3496 EXCEL.EXE 3496 EXCEL.EXE 3496 EXCEL.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3496 wrote to memory of 484 3496 EXCEL.EXE 43 PID 3496 wrote to memory of 484 3496 EXCEL.EXE 43 PID 3496 wrote to memory of 484 3496 EXCEL.EXE 43
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\b26329204d4a737b51b710c6fb4ca573291be87a1fb5606f0e0b75987c09908f.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3496 -
C:\Windows\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe -s ..\hdrh.dll2⤵
- Process spawned unexpected child process
PID:484
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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