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Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
07/03/2024, 16:26
Static task
static1
Behavioral task
behavioral1
Sample
b92429256b2c1a46cc821db9c983569f.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b92429256b2c1a46cc821db9c983569f.exe
Resource
win10v2004-20240226-en
General
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Target
b92429256b2c1a46cc821db9c983569f.exe
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Size
64KB
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MD5
b92429256b2c1a46cc821db9c983569f
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SHA1
1c8a60b6cb35d02cd823167b59ab2c7a577b7a13
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SHA256
e61f7e563040dd6d43699759a56e137634226fb122f1e91917ebbac327343071
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SHA512
7d5124daee44dcdeff264c0e5d179cf7015b939e8f0f4f8658d4e9a2e6559c427caa85b6d98ba8102fbd05cc12ded0a4253ce74b248fc60f06527c569fe9f4a6
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SSDEEP
384:eXx0opJm4iklgeFvn68Kvu4TqxsuUh7PZUFeawnQ1L3B8s/HKEJS1dgSGTA6Sq27:Ex0opJhplggUkl3B8S3JsgVP27
Malware Config
Signatures
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 964 set thread context of 412 964 b92429256b2c1a46cc821db9c983569f.exe 88 -
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\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 Key created \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000c0da766f7a4aa440a3269a9745c8e18100000000020000000000106600000001000020000000c47c69986f4ba55e6a30b87bb659bcac6af647902e040d7a26ab410cf71e53d0000000000e80000000020000200000007c8418ba29a445c744ef8a97e933e50dc25cfa632d7e60e121976050af79f0d320000000604983fd51eb8c10129937ea8eade23c258484c34e54c5af034a7b2b14e86cf4400000001fcbdca613af26642bffbb1992e4cc26004e94bd91cf76d17f31cfeabfceea7fbf27576a3b4db25554dc857de875e1615475f4584f57eba9987ec6dccb984efa iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b0c2ca46ac70da01 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = a07dcf46ac70da01 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000000000001000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000c0da766f7a4aa440a3269a9745c8e18100000000020000000000106600000001000020000000a09b38a4859015c01b3d62fd55b21fadd93c28ea5dca6ffa49dc7e204fdd8e80000000000e80000000020000200000006442cf27934ec1cd50810e82dd4f4506d7429f5ece4a8847c1bd41e3cbb994952000000029bb340b897204e0b01373725b74f3ba98ec5901a884ca57b5e1070c5df32f7c400000002f0e4ed3831f24927f05f826897d58528f56c46f6c275cc0ed77d9755d3528a9807452900fccc011865292e6cdc9d42706d50dc643b1b05490d8518b131304e0 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1215509086" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31092908" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1179728115" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31092908" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1179728115" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "416593761" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31092908" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{71EC70EF-DC9F-11EE-ABF1-D2E65CF77D40} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage 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 4240 IEXPLORE.EXE 4240 IEXPLORE.EXE 4240 IEXPLORE.EXE 4240 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 964 wrote to memory of 412 964 b92429256b2c1a46cc821db9c983569f.exe 88 PID 964 wrote to memory of 412 964 b92429256b2c1a46cc821db9c983569f.exe 88 PID 964 wrote to memory of 412 964 b92429256b2c1a46cc821db9c983569f.exe 88 PID 964 wrote to memory of 412 964 b92429256b2c1a46cc821db9c983569f.exe 88 PID 964 wrote to memory of 412 964 b92429256b2c1a46cc821db9c983569f.exe 88 PID 964 wrote to memory of 412 964 b92429256b2c1a46cc821db9c983569f.exe 88 PID 964 wrote to memory of 412 964 b92429256b2c1a46cc821db9c983569f.exe 88 PID 412 wrote to memory of 4460 412 b92429256b2c1a46cc821db9c983569f.exe 89 PID 412 wrote to memory of 4460 412 b92429256b2c1a46cc821db9c983569f.exe 89 PID 4460 wrote to memory of 4240 4460 iexplore.exe 90 PID 4460 wrote to memory of 4240 4460 iexplore.exe 90 PID 4460 wrote to memory of 4240 4460 iexplore.exe 90 PID 412 wrote to memory of 3764 412 b92429256b2c1a46cc821db9c983569f.exe 91 PID 412 wrote to memory of 3764 412 b92429256b2c1a46cc821db9c983569f.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\b92429256b2c1a46cc821db9c983569f.exe"C:\Users\Admin\AppData\Local\Temp\b92429256b2c1a46cc821db9c983569f.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:964 -
C:\Users\Admin\AppData\Local\Temp\b92429256b2c1a46cc821db9c983569f.exe"C:\Users\Admin\AppData\Local\Temp\b92429256b2c1a46cc821db9c983569f.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:412 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http://www.kankanhaoba.cn/welcome.php?k=t%2FK9qMCtzqrG67buxuvF1Mbrt%2FK38sbrwK3awLfyxdTA1sCtwK3Iy7fyv%2BzArbbuxuu27sbrv%2BzG67fyxuvH672owNa9qMCtvajA1r2owK29qMCtxuvL48bry%2BPG68vjxuvG68bry%2BPG68Ctvai9qMbrwNa9qL2oxuvA1r2osKLG68Ctxuuwor2oxuu9qMCtxuu38sbrt%2FK9qL2oxuu9qMbry%2BPA1sCtwK3G67fyxuvG67buwK3H67fyvai38r2ot%2FLL48bryMvA1rfFwNa3xcCtt%2FLArbfFwNbOqsCttu7ArcXUwK3G67fywNbArbfFt%2FLG68Ctt8XArcCtt%2FK9qMDWzqrArcbrwK23xcCttu7A1rfFwK3Arbfyt%2FLArcirwK3F1MCtzqrArdrAwNa3xbfyy%2BPA1rfFxuu3xb2oyKvArcXUwK3OqsCt2sC9qMXUwK29qMbrtu7G68DWxuuwosbrsKLG67%2Fsxuu9qMbrv%2BzA1sCtt%2FLG68CtvajG67but%2FK38rfysKLA1sCtt%2FLArcCtsKK38sDWxuu27rCit8XArcXUwK2wosbrxdTA1sCtwK3F1Lfyy%2BPG67buxuvL48DWwK238sbrwK23xcCtwK238r2oxuu27g%3D%3D3⤵
- Modifies Internet Explorer settings
- 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:24⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4240
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http://www.go2000.cn/?23⤵
- Modifies Internet Explorer settings
PID:3764
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee