Overview
overview
1Static
static
xss_sample...51.zip
windows7-x64
1xss_sample...51.zip
windows10-2004-x64
1customXml/...s1.xml
windows7-x64
1customXml/...s1.xml
windows10-2004-x64
1xss_sample...76.zip
windows7-x64
1xss_sample...76.zip
windows10-2004-x64
1xss_sample...53.zip
windows7-x64
1xss_sample...53.zip
windows10-2004-x64
1xss_sample...77.zip
windows7-x64
1xss_sample...77.zip
windows10-2004-x64
1xss_sample...25.zip
windows7-x64
1xss_sample...25.zip
windows10-2004-x64
1xss_sample...75.zip
windows7-x64
1xss_sample...75.zip
windows10-2004-x64
1xss_sample...63.zip
windows7-x64
1xss_sample...63.zip
windows10-2004-x64
1xss_sample...08.zip
windows7-x64
1xss_sample...08.zip
windows10-2004-x64
1docProps/custom.xml
windows7-x64
1docProps/custom.xml
windows10-2004-x64
1xss_sample...52.zip
windows7-x64
1xss_sample...52.zip
windows10-2004-x64
1xss_sample...49.zip
windows7-x64
1xss_sample...49.zip
windows10-2004-x64
1xss_sample...97.zip
windows7-x64
1xss_sample...97.zip
windows10-2004-x64
1xss_sample...14.zip
windows7-x64
1xss_sample...14.zip
windows10-2004-x64
1xss_sample...14.zip
windows7-x64
1xss_sample...14.zip
windows10-2004-x64
1xss_sample...66.zip
windows7-x64
1xss_sample...66.zip
windows10-2004-x64
1Analysis
-
max time kernel
91s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
26-09-2022 09:56
Static task
static1
Behavioral task
behavioral1
Sample
xss_sample_0-per_document-payload_0_1664180161576351.zip
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
xss_sample_0-per_document-payload_0_1664180161576351.zip
Resource
win10v2004-20220901-en
Behavioral task
behavioral3
Sample
customXml/itemProps1.xml
Resource
win7-20220812-en
Behavioral task
behavioral4
Sample
customXml/itemProps1.xml
Resource
win10v2004-20220812-en
Behavioral task
behavioral5
Sample
xss_sample_0-per_document-payload_10_16641801616263576.zip
Resource
win7-20220901-en
Behavioral task
behavioral6
Sample
xss_sample_0-per_document-payload_10_16641801616263576.zip
Resource
win10v2004-20220812-en
Behavioral task
behavioral7
Sample
xss_sample_0-per_document-payload_11_16641801616299753.zip
Resource
win7-20220812-en
Behavioral task
behavioral8
Sample
xss_sample_0-per_document-payload_11_16641801616299753.zip
Resource
win10v2004-20220812-en
Behavioral task
behavioral9
Sample
xss_sample_0-per_document-payload_12_16641801616346877.zip
Resource
win7-20220901-en
Behavioral task
behavioral10
Sample
xss_sample_0-per_document-payload_12_16641801616346877.zip
Resource
win10v2004-20220812-en
Behavioral task
behavioral11
Sample
xss_sample_0-per_document-payload_13_16641801616382725.zip
Resource
win7-20220812-en
Behavioral task
behavioral12
Sample
xss_sample_0-per_document-payload_13_16641801616382725.zip
Resource
win10v2004-20220812-en
Behavioral task
behavioral13
Sample
xss_sample_0-per_document-payload_14_16641801616421275.zip
Resource
win7-20220901-en
Behavioral task
behavioral14
Sample
xss_sample_0-per_document-payload_14_16641801616421275.zip
Resource
win10v2004-20220812-en
Behavioral task
behavioral15
Sample
xss_sample_0-per_document-payload_15_16641801616460063.zip
Resource
win7-20220812-en
Behavioral task
behavioral16
Sample
xss_sample_0-per_document-payload_15_16641801616460063.zip
Resource
win10v2004-20220901-en
Behavioral task
behavioral17
Sample
xss_sample_0-per_document-payload_16_16641801616495008.zip
Resource
win7-20220812-en
Behavioral task
behavioral18
Sample
xss_sample_0-per_document-payload_16_16641801616495008.zip
Resource
win10v2004-20220812-en
Behavioral task
behavioral19
Sample
docProps/custom.xml
Resource
win7-20220812-en
Behavioral task
behavioral20
Sample
docProps/custom.xml
Resource
win10v2004-20220901-en
Behavioral task
behavioral21
Sample
xss_sample_0-per_document-payload_17_16641801616534052.zip
Resource
win7-20220812-en
Behavioral task
behavioral22
Sample
xss_sample_0-per_document-payload_17_16641801616534052.zip
Resource
win10v2004-20220812-en
Behavioral task
behavioral23
Sample
xss_sample_0-per_document-payload_18_1664180161657349.zip
Resource
win7-20220812-en
Behavioral task
behavioral24
Sample
xss_sample_0-per_document-payload_18_1664180161657349.zip
Resource
win10v2004-20220901-en
Behavioral task
behavioral25
Sample
xss_sample_0-per_document-payload_19_16641801616609697.zip
Resource
win7-20220812-en
Behavioral task
behavioral26
Sample
xss_sample_0-per_document-payload_19_16641801616609697.zip
Resource
win10v2004-20220812-en
Behavioral task
behavioral27
Sample
xss_sample_0-per_document-payload_1_16641801615810614.zip
Resource
win7-20220901-en
Behavioral task
behavioral28
Sample
xss_sample_0-per_document-payload_1_16641801615810614.zip
Resource
win10v2004-20220812-en
Behavioral task
behavioral29
Sample
xss_sample_0-per_document-payload_20_16641801616649814.zip
Resource
win7-20220812-en
Behavioral task
behavioral30
Sample
xss_sample_0-per_document-payload_20_16641801616649814.zip
Resource
win10v2004-20220812-en
Behavioral task
behavioral31
Sample
xss_sample_0-per_document-payload_21_16641801616688466.zip
Resource
win7-20220812-en
Behavioral task
behavioral32
Sample
xss_sample_0-per_document-payload_21_16641801616688466.zip
Resource
win10v2004-20220812-en
General
-
Target
docProps/custom.xml
-
Size
389B
-
MD5
9820a38ad29c19cf2a23ff91b4950ab8
-
SHA1
5a2890f0495cab586ea480aa9b1b82b3ff931d07
-
SHA256
d73fc4c154c5e620c9d0bf9b3e30781df2f85661d8288701cc776647a4cf8147
-
SHA512
2c0b8d9cc46f003fd1c83f3cd99c13436ca87b5638c725922d4c87bf862bf75b15af1ff213f56a7924785cce45f62fe7e73990c8f30b3d42cf8e1873d0477c02
Malware Config
Signatures
-
description ioc Process Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2284465511" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000043e2eb2e51ccf149ab640c8bdb0d7906000000000200000000001066000000010000200000007c5b375849cd9dcd0972221a32a63427c278c5e5c944084d58a7247f12d422a7000000000e8000000002000020000000f94608ca9ea5dbeafe08de66af036650025989fb37c2a3ccb48ed549379639c720000000e085d4f8a802a84711db4da9496c4645ba67077bf12f1accbdd0f63b887544964000000070649e46955b0fff3737a9058fa593baf6990d1fd098aa0b6e3cdf145dfff87d9968497b1b48536b8742d3baceac2da2cad6c946af6a4249972930d8d25d88bd iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30986638" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2298528355" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2284465511" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30986638" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000043e2eb2e51ccf149ab640c8bdb0d790600000000020000000000106600000001000020000000f66c6e56f7ceb409abd50079e1a64c9eecbb5f3666d3d815271e681692aea021000000000e8000000002000020000000e756817d98e559783a27c7e87229466f28a7f86da15ac1af3246ee96d00a9bb42000000066e6701def5039cec54d4bdb81b8c486527bc5cc57668eb76697820bd68112b2400000009c463c2420f184396a5d2dcfd73beb7cfc766cc32069fa38260da1a2c1e199c68cf69d478d64936bb212df3ca553a26eb0cca2248ccc30b68324e8bf5f6dccdf iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "370951254" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{B39CD6F3-3D81-11ED-A0EE-5E349B7DFDEC} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = a010bd898ed1d801 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30986638" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = c0b8ae898ed1d801 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 560 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 560 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 560 iexplore.exe 560 iexplore.exe 1212 IEXPLORE.EXE 1212 IEXPLORE.EXE 1212 IEXPLORE.EXE 1212 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3068 wrote to memory of 560 3068 MSOXMLED.EXE 84 PID 3068 wrote to memory of 560 3068 MSOXMLED.EXE 84 PID 560 wrote to memory of 1212 560 iexplore.exe 86 PID 560 wrote to memory of 1212 560 iexplore.exe 86 PID 560 wrote to memory of 1212 560 iexplore.exe 86
Processes
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C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX64\Microsoft Shared\Office16\MSOXMLED.EXE"C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX64\Microsoft Shared\Office16\MSOXMLED.EXE" /verb open "C:\Users\Admin\AppData\Local\Temp\docProps\custom.xml"1⤵
- Suspicious use of WriteProcessMemory
PID:3068 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\docProps\custom.xml2⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:560 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:560 CREDAT:17410 /prefetch:23⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1212
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD5ec21d7b0db946b7ecab4c4ead789e338
SHA1b708c1a90566be72204ed5340bd05d7224e51403
SHA256e15133cd7594e706cf5141df1a4780c26e101c85c68262346f91b38d546cd47e
SHA512d34772501233d31566db776e19b58a4d5b0ee4a76613ac0e9960edaf42bcda35af3d83592f71cb53a1ef9f428ea6e67e0624bd1c84d29f04c7a360ffbc03d1fc
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD578bba2a91660735a63af42d46f405c0a
SHA11a4d9f9ebc0c82cd3da12b023f55e4fe02e23747
SHA256da6056687c44ae0c1dd7c6f3cf8a7f65d4c02c29ac55e820ad1f71af204007aa
SHA512f1f97198d185fc1ac23846fff3f7ed94e4b9ea80510c729734374664ec5470e3371c4a3f14815354bc4e9550f661adb27cdf83a21aae77b63d5b30d0bd5a2a63