Overview
overview
10Static
static
10COMDLG32.dll
windows7-x64
1COMDLG32.dll
windows10-2004-x64
1MSADODC.dll
windows7-x64
1MSADODC.dll
windows10-2004-x64
1MSBIND.dll
windows7-x64
1MSBIND.dll
windows10-2004-x64
1MSCOMCT2.dll
windows7-x64
1MSCOMCT2.dll
windows10-2004-x64
1MSCOMCTL.dll
windows7-x64
1MSCOMCTL.dll
windows10-2004-x64
1MSDATGRD.dll
windows7-x64
1MSDATGRD.dll
windows10-2004-x64
1MSSTDFMT.dll
windows7-x64
1MSSTDFMT.dll
windows10-2004-x64
1MSWINSCK.dll
windows7-x64
1MSWINSCK.dll
windows10-2004-x64
1Readme-说明.htm
windows7-x64
1Readme-说明.htm
windows10-2004-x64
1jmail.dll
windows7-x64
1jmail.dll
windows10-2004-x64
1run.exe
windows7-x64
10run.exe
windows10-2004-x64
10yuren2008.exe
windows7-x64
yuren2008.exe
windows10-2004-x64
1Analysis
-
max time kernel
67s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 16:25
Behavioral task
behavioral1
Sample
COMDLG32.dll
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
COMDLG32.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral3
Sample
MSADODC.dll
Resource
win7-20221111-en
Behavioral task
behavioral4
Sample
MSADODC.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral5
Sample
MSBIND.dll
Resource
win7-20221111-en
Behavioral task
behavioral6
Sample
MSBIND.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral7
Sample
MSCOMCT2.dll
Resource
win7-20221111-en
Behavioral task
behavioral8
Sample
MSCOMCT2.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral9
Sample
MSCOMCTL.dll
Resource
win7-20220812-en
Behavioral task
behavioral10
Sample
MSCOMCTL.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral11
Sample
MSDATGRD.dll
Resource
win7-20221111-en
Behavioral task
behavioral12
Sample
MSDATGRD.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral13
Sample
MSSTDFMT.dll
Resource
win7-20220812-en
Behavioral task
behavioral14
Sample
MSSTDFMT.dll
Resource
win10v2004-20220812-en
Behavioral task
behavioral15
Sample
MSWINSCK.dll
Resource
win7-20220812-en
Behavioral task
behavioral16
Sample
MSWINSCK.dll
Resource
win10v2004-20220812-en
Behavioral task
behavioral17
Sample
Readme-说明.htm
Resource
win7-20220812-en
Behavioral task
behavioral18
Sample
Readme-说明.htm
Resource
win10v2004-20221111-en
Behavioral task
behavioral19
Sample
jmail.dll
Resource
win7-20220812-en
Behavioral task
behavioral20
Sample
jmail.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral21
Sample
run.exe
Resource
win7-20221111-en
Behavioral task
behavioral22
Sample
run.exe
Resource
win10v2004-20221111-en
Behavioral task
behavioral23
Sample
yuren2008.exe
Resource
win7-20221111-en
Behavioral task
behavioral24
Sample
yuren2008.exe
Resource
win10v2004-20221111-en
General
-
Target
Readme-说明.htm
-
Size
2KB
-
MD5
3e1c74c278a133757ffa1ebf74ad15ab
-
SHA1
6f079812c0849e5bbefc9859f6a3f910741a9e46
-
SHA256
bfd1e75f4964c66ad33eaa2cba34b0d2f97135c7a3e336a3962fd3cc6a473347
-
SHA512
1543398f870cc5f6f32120c5fe441ba9a1fe56d0304c1b3ec03d31fe7ce431507424ef737501d39fdf42acbadf15d0672b5ced06483361abcbf208835d43be71
Malware Config
Signatures
-
Processes:
iexplore.exeIEXPLORE.EXEdescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Factor = "20" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000085bce038fa789c4fa3d6c4d762f291b200000000020000000000106600000001000020000000261dc0858aae95e1add575e06fe2555e0a300cd0d965fd6bf275e78933664295000000000e80000000020000200000005694c0465e9754286eb70f17d0c345f4fdecee75dab8b6cb47b0501eee98ccd19000000021ad9d013b2a17f1091cbef234f12cd2b5dd048fa75faa58aa90cf699d407bcc2b6018b9fdea53f9d74fcdfa4ed00d15bd5b2b517293dec2c71c043d28c2ae083ef7a820e4bf1b1a4710549579e6a4f11619156cfccc347a1f98961afa257efa90f97530f2afae6d021bce47cbbabfc6dd25a9bb31a6ae9a783de310b053db8858a1b4f6c2fe7d3013e5c2667f4e1a44400000003ea263aba9d73b3fad89b7e24a78c6e8f3fd6d50a288284a0b5e97c0232df3dac870a8d9c8a9dd9eec393a64cafda681f9fcbc80bdb3f95df679a457d64dfc71 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\International\CpMRU\InitHits = "100" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000085bce038fa789c4fa3d6c4d762f291b200000000020000000000106600000001000020000000567a7370fe6a0bf3c96a7997d44df5cdc0349ca17f5a320138634f5499fbaa57000000000e8000000002000020000000a0df52f9cac3f001f7a0fcee2b8cc8deddd425d1fcd5f764f3e9e1b945048ec820000000d404a6c313dbbb941878c9b629aeec0b312cece4eac37bec5858ed48475746c040000000816540307a1e5301addc82dc35310ee20a192fdfb356660e81860dec0e92063801d2c832ba84bc7d4acd0fd687a57e766b0bd9dafb471c7536186c81ef5d74c1 iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "376092479" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\International\CpMRU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 6012ade15000d901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{0C392141-6C44-11ED-B7B1-7ADD0904B6AC} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Size = "10" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Enable = "1" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
iexplore.exepid process 1500 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
iexplore.exeIEXPLORE.EXEpid process 1500 iexplore.exe 1500 iexplore.exe 1744 IEXPLORE.EXE 1744 IEXPLORE.EXE 1744 IEXPLORE.EXE 1744 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
iexplore.exedescription pid process target process PID 1500 wrote to memory of 1744 1500 iexplore.exe IEXPLORE.EXE PID 1500 wrote to memory of 1744 1500 iexplore.exe IEXPLORE.EXE PID 1500 wrote to memory of 1744 1500 iexplore.exe IEXPLORE.EXE PID 1500 wrote to memory of 1744 1500 iexplore.exe IEXPLORE.EXE
Processes
-
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\Readme-说明.htm1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1500 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1500 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1744
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
-
Filesize
603B
MD5de04ecf00e2cf381835afdcf892fa6ec
SHA18e20024416fa8b74b431461e73f18bd25e6badd7
SHA25673f1e39d55243055b62422a43bb0cf0ec602c98f91cfc8232c5db724d9af0646
SHA51248f9f1a64c908186af98374f324e406647c18fbe0a6cffc28d2d3e999a8e4b1f973165a7d2363db3784f3f8e9fdee3d8e4ad35eff41cc35730fe0c85f4425c59