Analysis
- max time kernel
134s - max time network
156s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
11/02/2023, 08:55
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http:///root/sample/734ff52b4d9536da06fa73566d804217a3c53c52
Resource
win7-20220812-en
windows7-x64
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
http:///root/sample/734ff52b4d9536da06fa73566d804217a3c53c52
Resource
win10v2004-20220812-en
windows10-2004-x64
5 signatures
150 seconds
General
- Target http:///root/sample/734ff52b4d9536da06fa73566d804217a3c53c52
- Sample230211-kvfb5sce32
Score
1/10
Malware Config
Signatures
-
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 5013dc70a43ed901 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000009b4db22056a3584096cf8572c640bafb000000000200000000001066000000010000200000005531258b2b73ac0e102cd4dadff9db7494ed3e45a917d927410f3bc3d7078008000000000e80000000020000200000000732af32876578ade98153a063803ecdf83b6844bf93836abdf35100282a461e20000000f57744d69c9f8108227bd9f5fbc07e26440eb6ca625e5796ca98b38b72b2415540000000aebc16309106312d4af48de2127d3d9f9040f0c7ed6541f5cc95230048fa59bd947b58a345d128e531985d0a108e8f148f9d1ce5a27a3d5da67f9e45cebdb08e iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{92E11E59-AA97-11ED-AECB-F6A3911CAFFB} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1835662246" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31014564" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 20b5ec70a43ed901 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31014564" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000009b4db22056a3584096cf8572c640bafb000000000200000000001066000000010000200000004b4f6c5a57aa13d3e6badd3c45176088b9cfae894cda2dab0d0933755a8271c4000000000e80000000020000200000006beeeb29ae381193f0fa232e112f88f6cbc1904eebae4d468bbc1d15e5bd3241200000009bd1f3570cda3f894369da73dc9972c237c83ef77e342ec0c7d695d8098f1e124000000009cfa635b7b8aabbddb0c6db4c63f840e9735494c6011a6a1065bd00d3f6d0e16a38f62cd4978da6d074d4aed5c051ec5b608f7dad0c76a010abc094404bb800 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31014564" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "382945333" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1743005143" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1743005143" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1200 iexplore.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1200 iexplore.exe - Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1200 iexplore.exe 1200 iexplore.exe 2664 IEXPLORE.EXE 2664 IEXPLORE.EXE 2664 IEXPLORE.EXE 2664 IEXPLORE.EXE - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1200 wrote to memory of 2664 1200 iexplore.exe 78 PID 1200 wrote to memory of 2664 1200 iexplore.exe 78 PID 1200 wrote to memory of 2664 1200 iexplore.exe 78
Processes
-
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http:///root/sample/734ff52b4d9536da06fa73566d804217a3c53c521⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1200 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1200 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2664
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
- Size 471B
- SHA256 9452ca2937559277d5c065011cc3f080eab643950189b27605bca71c12e6f10d
- MD5 54d6253214f843b2b958ccc313c9d824
- SHA1 6458fc1969c53f40b83d11149811cc0acf952a12
- SHA512 be04dfda0020d0d907e1f0f0ddc86d4793a27029ac950524333aa37defae511a739af51bf77e51a742f50d73dc03b33771d417b69ea0272da0f02f233f665d52
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
- Size 404B
- SHA256 9902a0d467edec24781a62a5def9f3ca45ebf295b7b45eaf763f7dead60227d1
- MD5 01eaff38a1312efe6ca606173feb4d6b
- SHA1 a401f7205eb853db7b95d59ca25f832ab885f5e4
- SHA512 55a7e68578aa1466c86a7e3cf42d8dd6a04799cc6aa6e6d53a03be4d6e4f09ceb6e35a2f5438b358c3d76b3f61781aa6fa2865c2e7c7f3b3ea52a886fe1c1e37
- MD5 SHA1 SHA512