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Overview
overview
7Static
static
6_850A9CE91...92.exe
windows10-2004-x64
1_85775FE8A...C0.pdf
windows10-2004-x64
1_857C1A063...C.xlsx
windows10-2004-x64
1_861C5A066...68.jar
windows10-2004-x64
7_874D15677...9B.jar
windows10-2004-x64
7_8799F7153...1D.dll
windows10-2004-x64
1_88ECC22CD...A.html
windows10-2004-x64
1_89C4639AC...1C.jar
windows10-2004-x64
7_8A4455BF4...A8.dll
windows10-2004-x64
3_8A902ECF1...DD.jar
windows10-2004-x64
7_8AE3EAF93...D.html
windows10-2004-x64
1_8AF2F97B5...AF.jar
windows10-2004-x64
7_8CAD92531...44.jar
windows10-2004-x64
7_8EFD210D2...6A.jar
windows10-2004-x64
7_8FCD084FE...B4.jar
windows10-2004-x64
7_903967F51...E1.exe
windows10-2004-x64
1_90FA1CB64...2.xlsx
windows10-2004-x64
1_919844873...8.xlsx
windows10-2004-x64
1_93B373EF7...04.jar
windows10-2004-x64
7_93E97C33E...00.pdf
windows10-2004-x64
1_9420AD2F9...80.jar
windows10-2004-x64
7_94221BE39...A.xlsx
windows10-2004-x64
1_9452A5808...0.html
windows10-2004-x64
1_94C8A56AF...BE.dll
windows10-2004-x64
1_94DF584B0...86.dll
windows10-2004-x64
1_9582D6BA5...D.xlsx
windows10-2004-x64
1_96AA03667...22.dll
windows10-2004-x64
1_9752D5615...DA.dll
windows10-2004-x64
1ISSetup.dll
windows10-2004-x64
1StepOne So....3.msi
windows10-2004-x64
6instmsiw.exe
windows10-2004-x64
7setup.exe
windows10-2004-x64
7Analysis
-
max time kernel
653s -
max time network
508s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
29/12/2023, 08:01
Behavioral task
behavioral1
Sample
_850A9CE912B13565AF29B34E031CC792.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral2
Sample
_85775FE8A80EE9570FE7A08C75F4D5C0.pdf
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
_857C1A06388DBA2B12F1ABD19D5F03EC.xlsx
Resource
win10v2004-20231215-en
Behavioral task
behavioral4
Sample
_861C5A066E0E465A9C73D7A8BC735568.jar
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
_874D1567799B7B9AFBEE570F7726949B.jar
Resource
win10v2004-20231215-en
Behavioral task
behavioral6
Sample
_8799F7153471BC8E3B333E972437C11D.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
_88ECC22CD04E30B687F996108FEE9A6A.html
Resource
win10v2004-20231215-en
Behavioral task
behavioral8
Sample
_89C4639AC9A69DE25B22FD180B6C971C.jar
Resource
win10v2004-20231222-en
Behavioral task
behavioral9
Sample
_8A4455BF480BBD2E5E1D2EE0DD0807A8.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral10
Sample
_8A902ECF1774235EEA788809EA57F5DD.jar
Resource
win10v2004-20231222-en
Behavioral task
behavioral11
Sample
_8AE3EAF9387809565C1C3DD8855EEF8D.html
Resource
win10v2004-20231215-en
Behavioral task
behavioral12
Sample
_8AF2F97B51B0701F1C5EE9E312FBBDAF.jar
Resource
win10v2004-20231215-en
Behavioral task
behavioral13
Sample
_8CAD92531FCEE9FA6989F889207CDA44.jar
Resource
win10v2004-20231215-en
Behavioral task
behavioral14
Sample
_8EFD210D2566AB9E39E038BBD504596A.jar
Resource
win10v2004-20231215-en
Behavioral task
behavioral15
Sample
_8FCD084FEA1DEADAC814BE0A01BAFCB4.jar
Resource
win10v2004-20231215-en
Behavioral task
behavioral16
Sample
_903967F51CF6ABB3C214038FB99275E1.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral17
Sample
_90FA1CB6450C62F6483E2BB820CB8C82.xlsx
Resource
win10v2004-20231215-en
Behavioral task
behavioral18
Sample
_91984487357AC165A53A9419BD22C1E8.xlsx
Resource
win10v2004-20231215-en
Behavioral task
behavioral19
Sample
_93B373EF77137C2F96A8769427AC4304.jar
Resource
win10v2004-20231215-en
Behavioral task
behavioral20
Sample
_93E97C33EA3FADA1FF34686C2BDD6300.pdf
Resource
win10v2004-20231215-en
Behavioral task
behavioral21
Sample
_9420AD2F98EF4A71E4810AE1456EE580.jar
Resource
win10v2004-20231222-en
Behavioral task
behavioral22
Sample
_94221BE3900094783D8A807534FD05EA.xlsx
Resource
win10v2004-20231215-en
Behavioral task
behavioral23
Sample
_9452A580896DE44A8695C6D27604EDB0.html
Resource
win10v2004-20231215-en
Behavioral task
behavioral24
Sample
_94C8A56AFEEC9D34E03A0A2DA14CF8BE.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral25
Sample
_94DF584B0D852F45ED59495B3083B186.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral26
Sample
_9582D6BA500CA815CE2C40FEB88634BD.xlsx
Resource
win10v2004-20231215-en
Behavioral task
behavioral27
Sample
_96AA03667D6CB6E55CBC8FBA4385D622.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral28
Sample
_9752D56150AC6C43A8ED642651B834DA.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral29
Sample
ISSetup.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral30
Sample
StepOne Software v2.3.msi
Resource
win10v2004-20231215-en
Behavioral task
behavioral31
Sample
instmsiw.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral32
Sample
setup.exe
Resource
win10v2004-20231215-en
General
-
Target
_90FA1CB6450C62F6483E2BB820CB8C82.xlsx
-
Size
752KB
-
MD5
1ef3b7f0d258d93b1aaf2a069dc88984
-
SHA1
2abfcf4a0b41a4ed375c733a54ff7281d98ac27a
-
SHA256
bebb08d34fffc76cf6cdfaf03864a5286f35cbd4c6a91b7e16ee1994c0801a3c
-
SHA512
47a8a4e5b0f62efa1cb655131158a257336f9bb546acdca0951739d9122a14e9181b259e0e86d83547f1948b1dfede73c44f24d8587617725ac687a93153b591
-
SSDEEP
12288:iO1EwujxjFdftmI2gbFwVheg3C9dlQassCyB66riBX1di9jNvFmQoPI0W7Js32/Z:ikryr5RCPalQZsCWu+9ZvFjvqy
Malware Config
Signatures
-
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\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2672 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 15 IoCs
pid Process 2672 EXCEL.EXE 2672 EXCEL.EXE 2672 EXCEL.EXE 2672 EXCEL.EXE 2672 EXCEL.EXE 2672 EXCEL.EXE 2672 EXCEL.EXE 2672 EXCEL.EXE 2672 EXCEL.EXE 2672 EXCEL.EXE 2672 EXCEL.EXE 2672 EXCEL.EXE 2672 EXCEL.EXE 2672 EXCEL.EXE 2672 EXCEL.EXE -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
-
Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
-
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\_90FA1CB6450C62F6483E2BB820CB8C82.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2672