Overview
overview
7Static
static
3YoudaoDict...lt.exe
windows10-2004-x64
7$PLUGINSDI...er.exe
windows10-2004-x64
3$PLUGINSDI...st.dll
windows10-2004-x64
3$PLUGINSDI...ng.dll
windows10-2004-x64
3$PLUGINSDI...ar.dll
windows10-2004-x64
3$PLUGINSDI...oc.dll
windows10-2004-x64
3$PLUGINSDI...tn.dll
windows10-2004-x64
3$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...on.exe
windows10-2004-x64
$PLUGINSDI...er.exe
windows10-2004-x64
3$PLUGINSDI...ar.exe
windows10-2004-x64
3$PLUGINSDIR/child.rtf
windows10-2004-x64
18.10.0.0/CrashRpt.dll
windows10-2004-x64
38.10.0.0/Monitor.exe
windows10-2004-x64
38.10.0.0/T...32.dll
windows10-2004-x64
38.10.0.0/T...64.dll
windows10-2004-x64
18.10.0.0/W...32.dll
windows10-2004-x64
38.10.0.0/W...64.dll
windows10-2004-x64
18.10.0.0/XDLL.dll
windows10-2004-x64
38.10.0.0/Y...ct.dll
windows10-2004-x64
38.10.0.0/Y...t7.dll
windows10-2004-x64
38.10.0.0/Y...st.exe
windows10-2004-x64
38.10.0.0/Y...er.exe
windows10-2004-x64
38.10.0.0/Y...gin.js
windows10-2004-x64
3$PLUGINSDI...se.rtf
windows10-2004-x64
1$PLUGINSDI...gs.dll
windows10-2004-x64
3$PLUGINSDI...ow.dll
windows10-2004-x64
3$PLUGINSDI...cy.rtf
windows10-2004-x64
1$_67_/Inst...on.exe
windows10-2004-x64
3$_67_/Youd...er.exe
windows10-2004-x64
3uninst.exe
windows10-2004-x64
7Resubmissions
05-11-2024 09:43
241105-lpwmlsydrh 705-11-2024 09:39
241105-lm15bazbnl 705-11-2024 09:32
241105-lh19hsxrbx 7Analysis
-
max time kernel
299s -
max time network
302s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
05-11-2024 09:39
Behavioral task
behavioral1
Sample
YoudaoDict_webdict_default.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/InstallHelper.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/LockedList.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/OP_Logging.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/OP_ProgressBar.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/OP_WndProc.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/SkinBtn.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/YoudaoDictIcon.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/YoudaoDictInstaller.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/YoudaoToolbar.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/child.rtf
Resource
win10v2004-20241007-en
Behavioral task
behavioral14
Sample
8.10.0.0/CrashRpt.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
8.10.0.0/Monitor.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral16
Sample
8.10.0.0/TextExtractorImpl32.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
8.10.0.0/TextExtractorImpl64.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral18
Sample
8.10.0.0/WordStrokeHelper32.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral19
Sample
8.10.0.0/WordStrokeHelper64.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral20
Sample
8.10.0.0/XDLL.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral21
Sample
8.10.0.0/YodaoDict.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral22
Sample
8.10.0.0/YodaoDict7.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral23
Sample
8.10.0.0/YoudaoCookieAssist.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral24
Sample
8.10.0.0/YoudaoDictHelper.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral25
Sample
8.10.0.0/YoudaoDictPlugin.js
Resource
win10v2004-20241007-en
Behavioral task
behavioral26
Sample
$PLUGINSDIR/license.rtf
Resource
win10v2004-20241007-en
Behavioral task
behavioral27
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral28
Sample
$PLUGINSDIR/nsisSlideshow.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral29
Sample
$PLUGINSDIR/privacy.rtf
Resource
win10v2004-20241007-en
Behavioral task
behavioral30
Sample
$_67_/InstallDaemon.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral31
Sample
$_67_/YoudaoDictInstaller.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral32
Sample
uninst.exe
Resource
win10v2004-20241007-en
General
-
Target
$PLUGINSDIR/license.rtf
-
Size
38KB
-
MD5
e6d8e96b1fac1e69b8e09e7c900b01fd
-
SHA1
6a265c7851b6762bafe16a3a4c566d7fad5692b1
-
SHA256
126f57c93551d5ed0642dceb065b908c9bdb60a1d43c04f89d406d8f72423066
-
SHA512
3ad78747d397e89f1ef4ac2c92054069b953ce230ccd7a19f21373053dca7e6ed3c81a6139cb727aa8923dcb518d98df73ac3e91b97b7ec4cd4b462dd61921c9
-
SSDEEP
384:f7TYlK1GVRXFtZ1OAm4h6reinXuDejQuBAaOyGyBcxQryiqcsy9R:f7TQVT1y57
Malware Config
Signatures
-
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 3852 WINWORD.EXE 3852 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 3852 WINWORD.EXE 3852 WINWORD.EXE 3852 WINWORD.EXE 3852 WINWORD.EXE 3852 WINWORD.EXE 3852 WINWORD.EXE 3852 WINWORD.EXE 3852 WINWORD.EXE
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\license.rtf" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3852
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
262KB
MD551d32ee5bc7ab811041f799652d26e04
SHA1412193006aa3ef19e0a57e16acf86b830993024a
SHA2566230814bf5b2d554397580613e20681752240ab87fd354ececf188c1eabe0e97
SHA5125fc5d889b0c8e5ef464b76f0c4c9e61bda59b2d1205ac9417cc74d6e9f989fb73d78b4eb3044a1a1e1f2c00ce1ca1bd6d4d07eeadc4108c7b124867711c31810
-
Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84