Analysis
- max time kernel
138s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system - submitted
23/05/2023, 14:14
Static task
static1
Behavioral task
behavioral1
Sample
➡️New_Voice_Note.htm
Resource
win7-20230220-en
windows7-x64
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
➡️New_Voice_Note.htm
Resource
win10v2004-20230220-en
windows10-2004-x64
5 signatures
150 seconds
General
- Target ➡️New_Voice_Note.htm
- Size 1KB
- Sample230523-rj89eaff32
- SHA256 a00a02298eefac2df3ca745db4d6a9657e2182967bbe2cb9dafbb9594410d0c5
- MD5 ed3c5e25227cd8c8c70dcf589f7d60cf
- SHA1 75047c65012e1d57263256efea850fc7affd3354
- SHA512 163f70a0800d92d32d7ea1307e2c887e6a6751056523b28d90b9bcf22c660c8b226202d81536be8acdd80320020aae60121aa0b58f0ba03f00a7d5eb076e5f1b
- MD5 SHA1 SHA512
Score
1/10
Malware Config
Signatures
-
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31034769" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 00aa28c9918dd901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{F1DCF90B-F984-11ED-B7D7-6E9A6C474791} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 40dc10c9918dd901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3343487699" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3352396307" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "391623467" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31034769" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31034769" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000cd10f9705b72094da795e7df4b4b6a09000000000200000000001066000000010000200000008d16cff7c709dcd70f66e0a770c552fbc4bd9aaafed6c4123569478c2fe74d67000000000e8000000002000020000000a70e477b698e638950c21fe56de2ae89af030e32ec6ab76d2af32dce7a68b67320000000c1343eb33323d7a2017c7940d7199259e82a3b770b7f67313da658c11800dd6140000000c422803ba65add9b5611e5e87dc54007f53eddbb7189e2baeeaad4d03672d324ad1369a9fdf9960b25da4dc1ec03ad8f395b498e2baad54edf98116615106aae iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000cd10f9705b72094da795e7df4b4b6a0900000000020000000000106600000001000020000000d6bc8c5b5fda1dccb9e3155885dd9c68b066fcd11d270980d312c17d790b8af3000000000e800000000200002000000034aa1cccf8f3079dd0042eac64c741bdca7f77015740690f1eb8e30af05ddca520000000373d8fe5ec0aa060b3ce15d00767b6bf21eaca470ccf42f8b4bc404a07bed15140000000fcfa885a89b6a81581d1b12fbf738276d983a1916a8d7a48ce036eacbd6e5a170b8f93db9d897a8c06d19bc11dd721faf47b66d3139abe7f65319f819c4fd473 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3343487699" iexplore.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4460 iexplore.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4460 iexplore.exe - Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4460 iexplore.exe 4460 iexplore.exe 2776 IEXPLORE.EXE 2776 IEXPLORE.EXE 2776 IEXPLORE.EXE 2776 IEXPLORE.EXE - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4460 wrote to memory of 2776 4460 iexplore.exe 84 PID 4460 wrote to memory of 2776 4460 iexplore.exe 84 PID 4460 wrote to memory of 2776 4460 iexplore.exe 84
Processes
-
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\➡️New_Voice_Note.htm1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4460 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4460 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2776
-
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 fcfaf64c502c0feb0175aa72247927eeecd556004302a20e09f6fdaa644504e6
- MD5 94efe971fd70d9d426978045456a879d
- SHA1 97f170ffda6afd79be0795ffcc37c7efd82ee801
- SHA512 baf5e9e1e9bbbaef3cd6365ec2b1c71314c14d0acd5837c1975e71a374b9fe724035929b47fe5bf5aef5845ef6eb17b178f20460b115419094733dfc8a27799c
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
- Size 404B
- SHA256 01644054676967a66e3b6c740207f6536e1194b2d75be4d0f8f9f25173ad9e8e
- MD5 3592ca62090c8a881be749b507d282c5
- SHA1 d4004fa0f196c1e61ce6ba3dd94d3f924990e5e5
- SHA512 ba15da061bc777d4813f3c025b10d82347d5eeb9bdb2838f1e334bd8001ed6ade88d5f7405ab6c6e781ba0f6fa5ba53c8743632bbf066230daa9f397eaef3f5a
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\9YACFB9R\suggestions[1].en-US
- Size 17KB
- SHA256 c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
- MD5 5a34cb996293fde2cb7a4ac89587393a
- SHA1 3c96c993500690d1a77873cd62bc639b3a10653f
- SHA512 e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
- SSDEEP 384:K4gN8sGygaEKfWYSJUKbO7UckxtBjCdY7mO3D0C5l+piEieDSV126ry1/XSGKwG3:K4gNFXiKfWfJ1Kockxbd7mAt5Mp5ie2F
- MD5 SHA1 SHA512 SSDEEP