Overview
overview
4Static
static
1Cover Lett...AF.doc
windows7-x64
4Cover Lett...AF.doc
windows10-2004-x64
3EFT Form 2023.pdf
windows7-x64
1EFT Form 2023.pdf
windows10-2004-x64
1GO-1525 Su...m.docx
windows7-x64
4GO-1525 Su...m.docx
windows10-2004-x64
1Supplier C...).xlsx
windows7-x64
1Supplier C...).xlsx
windows10-2004-x64
1Supplier E...ns.pdf
windows7-x64
1Supplier E...ns.pdf
windows10-2004-x64
1Vendor-Tax...n.docx
windows7-x64
4Vendor-Tax...n.docx
windows10-2004-x64
1W9.pdf
windows7-x64
1W9.pdf
windows10-2004-x64
1Analysis
-
max time kernel
271s -
max time network
283s -
platform
windows10-2004_x64 -
resource
win10v2004-20230831-en -
resource tags
arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system -
submitted
13-09-2023 02:26
Static task
static1
Behavioral task
behavioral1
Sample
Cover Letter from CORP Tax - VTAF.doc
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
Cover Letter from CORP Tax - VTAF.doc
Resource
win10v2004-20230831-en
Behavioral task
behavioral3
Sample
EFT Form 2023.pdf
Resource
win7-20230831-en
Behavioral task
behavioral4
Sample
EFT Form 2023.pdf
Resource
win10v2004-20230831-en
Behavioral task
behavioral5
Sample
GO-1525 Supplier Information Form.docx
Resource
win7-20230831-en
Behavioral task
behavioral6
Sample
GO-1525 Supplier Information Form.docx
Resource
win10v2004-20230831-en
Behavioral task
behavioral7
Sample
Supplier Compliance Form - SPS (24Jan23).xlsx
Resource
win7-20230831-en
Behavioral task
behavioral8
Sample
Supplier Compliance Form - SPS (24Jan23).xlsx
Resource
win10v2004-20230831-en
Behavioral task
behavioral9
Sample
Supplier Expectations.pdf
Resource
win7-20230831-en
Behavioral task
behavioral10
Sample
Supplier Expectations.pdf
Resource
win10v2004-20230831-en
Behavioral task
behavioral11
Sample
Vendor-Taxability-Assessment-Form 2023 version.docx
Resource
win7-20230831-en
Behavioral task
behavioral12
Sample
Vendor-Taxability-Assessment-Form 2023 version.docx
Resource
win10v2004-20230831-en
Behavioral task
behavioral13
Sample
W9.pdf
Resource
win7-20230831-en
Behavioral task
behavioral14
Sample
W9.pdf
Resource
win10v2004-20230831-en
General
-
Target
GO-1525 Supplier Information Form.docx
-
Size
32KB
-
MD5
d6e5b03717e15918de51aaa7791e8b72
-
SHA1
b598abfaff2e1d48f3a9c8e91010cf3a41351831
-
SHA256
174261e457a8929d8a4a915c83bead8fccd2cd7c7d02fe4b1b6fb772e294321a
-
SHA512
7e8e190b85e46c9aa18f3321f5a3ce7b11d804c5e7b7a8ff05594a596859ee7e976c8c270622422dac6616da0b9bad9b8f208e1a24dc80796f45530dc800b8af
-
SSDEEP
768:/RSXzWsnYoSA56B0ywu6oGZUd6bKWLmvXdi2x63p7:/Snzp3ylCfpLm/d7x63p7
Malware Config
Signatures
-
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
WINWORD.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
WINWORD.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
Processes:
WINWORD.EXEpid process 2220 WINWORD.EXE 2220 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 9 IoCs
Processes:
WINWORD.EXEpid process 2220 WINWORD.EXE 2220 WINWORD.EXE 2220 WINWORD.EXE 2220 WINWORD.EXE 2220 WINWORD.EXE 2220 WINWORD.EXE 2220 WINWORD.EXE 2220 WINWORD.EXE 2220 WINWORD.EXE
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\GO-1525 Supplier Information Form.docx" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2220