Analysis
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max time kernel
133s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
24-12-2024 09:55
Static task
static1
Behavioral task
behavioral1
Sample
OTTIMAX RFQ BID1122263.xlsx
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
OTTIMAX RFQ BID1122263.xlsx
Resource
win10v2004-20241007-en
General
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Target
OTTIMAX RFQ BID1122263.xlsx
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Size
1.1MB
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MD5
61b68ed859f55e970b3b4b49e6aa3890
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SHA1
0621ceca3448c427848777e383c9b9d9549fde21
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SHA256
8447a77109db948caf2aeab8f22ecffb5fb15a83286c7894b0d9a06c48ed3e73
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SHA512
1ead6f9dc9428d47aa9419dc6ba1c2f753806b93df893114e3baf06c067c78667b4ccb37af5554f626ddc84dd91ab21025346243df9cb6c9d34485b537b7a11f
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SSDEEP
24576:DxmdOBUO2GqbAq+zyFGbTgV/S9MLk2zP38rkwuX+au+H:lnq8qGoIgGck2roNuX++
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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz 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 2784 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 2784 EXCEL.EXE 2784 EXCEL.EXE 2784 EXCEL.EXE 2784 EXCEL.EXE 2784 EXCEL.EXE 2784 EXCEL.EXE 2784 EXCEL.EXE 2784 EXCEL.EXE 2784 EXCEL.EXE 2784 EXCEL.EXE 2784 EXCEL.EXE 2784 EXCEL.EXE
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\OTTIMAX RFQ BID1122263.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2784
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
Filesize1KB
MD50282037db65e77a462cc8eb0d76bbf14
SHA14b7adadb83f623727f593fd9e5467aff54488ef1
SHA2569cbb303ee741c67146352e826bad5ba9ad60e5ee56c3aaa456359f62227daefb
SHA51282dfa5d854a38ccdb4b5d7c298d91c0d369a83350e262a9c4f80d78df12627f632bd18e4ae037eccbb077041a0c281376453e9c0bd9e541695b06a13d768429f