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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
27/08/2023, 03:52
Static task
static1
Behavioral task
behavioral1
Sample
488b3fb4e757a2356eb530bcd1fdbe2351dfcc97409ea9d261282982be907d3f.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
488b3fb4e757a2356eb530bcd1fdbe2351dfcc97409ea9d261282982be907d3f.exe
Resource
win10v2004-20230703-en
General
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Target
488b3fb4e757a2356eb530bcd1fdbe2351dfcc97409ea9d261282982be907d3f.exe
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Size
484KB
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MD5
c422a6221da517af6eb8cfc6aa417574
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SHA1
bf952e1f7ef5b6cc64455dc31cf26b5adb98e32a
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SHA256
488b3fb4e757a2356eb530bcd1fdbe2351dfcc97409ea9d261282982be907d3f
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SHA512
ef2e0cd5e88d9908c2dd49b3a6caa62c9e82d6cba8bb077f69ec9e946aa083d94ae1248cf35c38d5284b848f1cebd8e135ef24b13af03a73e38159c27f2685d0
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SSDEEP
12288:iu4lNAtYytvS5Aku1YL7xdkUoDj9JU01tuMsTp:iwhtvSLu0eUoPo0uM
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\gtimg.com\NumberOfSubdomains = "1" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "399873314" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31053977" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000a07bbe79b265d14db3b0aa02a388214700000000020000000000106600000001000020000000bde22d16ffdc9347d548db45dedbf885d6b7367c8b02123c707de772f2d87021000000000e800000000200002000000046a05a9f956fddb81c0cf0a66965b18e1afe3968a542bf1217082f316467feeb20000000770e045e2794481cd73177b1be907e85eda55022f3f32af1980972c1bc868f8c400000005ca57a4602214c595d05c3415b575b36fbf63b615fd484c13c733d44f85b01107086f538fd0410974be9e99e4eab0c3c0d3baeec0a03eb060c3b1d6af54c1962 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31053977" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 90e321fe99d8d901 iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\"" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "4072242698" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4081066719" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31053977" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{1E3DBD3F-448D-11EE-A61E-42F81B6E1B82} = "0" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = e0db2efe99d8d901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000a07bbe79b265d14db3b0aa02a388214700000000020000000000106600000001000020000000865f8a9d6feb647cb49567529ff4d071c20d81430f18d49b9b517bf0418342d4000000000e8000000002000020000000b37b187117148defefa530ff9cf22b7454bb9308215d09895edb1e41f0b1d71720000000cb831920528818792dd2ebeac71e24bc98ab2fa58de2181a7e41c972cc8d6f204000000040358d7c1be2c62b318e5e61010e28f53df664567f66f622786b971a5751b4a6b332c4c8c53ea049fbf38e2cca8cc6a16ed20a1e4e2b3a2f86c700c17432bf0c iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4072242698" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\DOMStorage\gtimg.com IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\gtimg.com IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-4176143399-3250363947-192774652-1000\{E693A3AB-4AA3-4B6D-9DB8-F718D5435BF6} IEXPLORE.EXE -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1752 iexplore.exe -
Suspicious use of AdjustPrivilegeToken 44 IoCs
description pid Process Token: SeShutdownPrivilege 2324 IEXPLORE.EXE Token: SeCreatePagefilePrivilege 2324 IEXPLORE.EXE Token: SeShutdownPrivilege 2324 IEXPLORE.EXE Token: SeCreatePagefilePrivilege 2324 IEXPLORE.EXE Token: 33 1828 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 1828 AUDIODG.EXE Token: SeShutdownPrivilege 2324 IEXPLORE.EXE Token: SeCreatePagefilePrivilege 2324 IEXPLORE.EXE Token: SeShutdownPrivilege 2324 IEXPLORE.EXE Token: SeCreatePagefilePrivilege 2324 IEXPLORE.EXE Token: SeShutdownPrivilege 2324 IEXPLORE.EXE Token: SeCreatePagefilePrivilege 2324 IEXPLORE.EXE Token: SeShutdownPrivilege 2324 IEXPLORE.EXE Token: SeCreatePagefilePrivilege 2324 IEXPLORE.EXE Token: SeShutdownPrivilege 2324 IEXPLORE.EXE Token: SeCreatePagefilePrivilege 2324 IEXPLORE.EXE Token: SeShutdownPrivilege 2324 IEXPLORE.EXE Token: SeCreatePagefilePrivilege 2324 IEXPLORE.EXE Token: SeShutdownPrivilege 2324 IEXPLORE.EXE Token: SeCreatePagefilePrivilege 2324 IEXPLORE.EXE Token: SeShutdownPrivilege 2324 IEXPLORE.EXE Token: SeCreatePagefilePrivilege 2324 IEXPLORE.EXE Token: SeShutdownPrivilege 2324 IEXPLORE.EXE Token: SeCreatePagefilePrivilege 2324 IEXPLORE.EXE Token: SeShutdownPrivilege 2324 IEXPLORE.EXE Token: SeCreatePagefilePrivilege 2324 IEXPLORE.EXE Token: SeShutdownPrivilege 2324 IEXPLORE.EXE Token: SeCreatePagefilePrivilege 2324 IEXPLORE.EXE Token: SeShutdownPrivilege 2324 IEXPLORE.EXE Token: SeCreatePagefilePrivilege 2324 IEXPLORE.EXE Token: SeShutdownPrivilege 2324 IEXPLORE.EXE Token: SeCreatePagefilePrivilege 2324 IEXPLORE.EXE Token: SeShutdownPrivilege 2324 IEXPLORE.EXE Token: SeCreatePagefilePrivilege 2324 IEXPLORE.EXE Token: SeShutdownPrivilege 2324 IEXPLORE.EXE Token: SeCreatePagefilePrivilege 2324 IEXPLORE.EXE Token: SeShutdownPrivilege 2324 IEXPLORE.EXE Token: SeCreatePagefilePrivilege 2324 IEXPLORE.EXE Token: SeShutdownPrivilege 2324 IEXPLORE.EXE Token: SeCreatePagefilePrivilege 2324 IEXPLORE.EXE Token: SeShutdownPrivilege 2324 IEXPLORE.EXE Token: SeCreatePagefilePrivilege 2324 IEXPLORE.EXE Token: SeShutdownPrivilege 2324 IEXPLORE.EXE Token: SeCreatePagefilePrivilege 2324 IEXPLORE.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1752 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1752 iexplore.exe 1752 iexplore.exe 2324 IEXPLORE.EXE 2324 IEXPLORE.EXE 2324 IEXPLORE.EXE 2324 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4484 wrote to memory of 1752 4484 488b3fb4e757a2356eb530bcd1fdbe2351dfcc97409ea9d261282982be907d3f.exe 80 PID 4484 wrote to memory of 1752 4484 488b3fb4e757a2356eb530bcd1fdbe2351dfcc97409ea9d261282982be907d3f.exe 80 PID 1752 wrote to memory of 2324 1752 iexplore.exe 81 PID 1752 wrote to memory of 2324 1752 iexplore.exe 81 PID 1752 wrote to memory of 2324 1752 iexplore.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\488b3fb4e757a2356eb530bcd1fdbe2351dfcc97409ea9d261282982be907d3f.exe"C:\Users\Admin\AppData\Local\Temp\488b3fb4e757a2356eb530bcd1fdbe2351dfcc97409ea9d261282982be907d3f.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4484 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http://skjp.zcjczj.cn/rxzgzb.html?s=122&v=123&c=124&a=175&m=&t=16145655212⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1752 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1752 CREDAT:17410 /prefetch:23⤵
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2324
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x304 0x1541⤵
- Suspicious use of AdjustPrivilegeToken
PID:1828
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD5b76a23b37666a7437d014c8f45e0c843
SHA1fac0f80c6161321ab45222f5c7b74a9d14fe0aa7
SHA2561fa8f775e6d41cf817e2a89d7b35a469f8c511b5e6f2092afc58bad8e743075f
SHA512483c9f960400347614dce89560af6be1547627438af1a0464c9ccee9e8906df6957b68ae547dfce5adf384d5f4eccd2145e568c386c300a073d254bedf7bc24a
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD55f9a1129e1c21d122d80aa384f7c6e8e
SHA18094b72a217af1a4c1af56c1929661c5c1ff67e8
SHA2565f44a7064d37779e35af8ac21e1a1f3b15c8d16ee70ee74e7de1d476eeb09ae6
SHA512b1f4c744be3f3e4420cfec4603dde57b2a4d678a19847877b845af6e9d801e6162f604ff53a3c3738608416ba1613d76e186ccbd608c708f6a9480a1b46870e9
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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Filesize
10B
MD574e1080b5e3125ca3a5abc7b340399aa
SHA1b1e150e5809482e54c347d440f1824179c0d6d5f
SHA256623017a5748ff1b4e9d0f227f5cd58869ae4959d1ca8fd204c9441cd11e2695b
SHA51251985a333a6c225976863cf49eca3492f5b8a61f525d08d0bc69c25a7eecaad6fc3ec6f71420f06bb1c3fbfbd197eed6c5c4a99929bd0dbdee73ec2f88265f80