Analysis
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max time kernel
118s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
25-07-2024 04:18
Static task
static1
Behavioral task
behavioral1
Sample
805e284a572c89194c01a4b45018ebd84611a17324115a706ed490d92d30fb6f.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
805e284a572c89194c01a4b45018ebd84611a17324115a706ed490d92d30fb6f.exe
Resource
win10v2004-20240709-en
General
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Target
805e284a572c89194c01a4b45018ebd84611a17324115a706ed490d92d30fb6f.exe
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Size
248KB
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MD5
632b2d07e50b196df7d9981ab6e97e7f
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SHA1
34ad4d599d258ace18c19a7cc68a714a89809d6a
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SHA256
805e284a572c89194c01a4b45018ebd84611a17324115a706ed490d92d30fb6f
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SHA512
04dad39193f24d27417ba9124ee2c229fec680476b97efe45fee88670c422d76eb08acb2357b5ed3b028df6e3edb8e99ef7cad9b40567cd99d41a86244733043
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SSDEEP
3072:3DwPX0z03zMXam9kU5N3NYFeSJpcC0aFEl9GQ5c4JfXMSS5/8ESPz3JBEGCH:O9MXvnkeoc/aCz5c4JPqmzB
Malware Config
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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resource yara_rule behavioral1/files/0x00090000000120f8-12.dat aspack_v212_v242 -
Executes dropped EXE 1 IoCs
pid Process 1772 PDuOj.exe -
Loads dropped DLL 2 IoCs
pid Process 2416 805e284a572c89194c01a4b45018ebd84611a17324115a706ed490d92d30fb6f.exe 2416 805e284a572c89194c01a4b45018ebd84611a17324115a706ed490d92d30fb6f.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe PDuOj.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe PDuOj.exe File opened for modification C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe PDuOj.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE PDuOj.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\sidebar.exe PDuOj.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe PDuOj.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe PDuOj.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe PDuOj.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE PDuOj.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE PDuOj.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\java.exe PDuOj.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe PDuOj.exe File opened for modification C:\Program Files\Java\jre7\bin\pack200.exe PDuOj.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE PDuOj.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe PDuOj.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE PDuOj.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE PDuOj.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe PDuOj.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe PDuOj.exe File opened for modification C:\Program Files\Windows Mail\wab.exe PDuOj.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe PDuOj.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe PDuOj.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe PDuOj.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe PDuOj.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe PDuOj.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE PDuOj.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe PDuOj.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe PDuOj.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe PDuOj.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE PDuOj.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE PDuOj.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe PDuOj.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe PDuOj.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe PDuOj.exe File opened for modification C:\Program Files\Windows Journal\PDIALOG.exe PDuOj.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe PDuOj.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe PDuOj.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe PDuOj.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe PDuOj.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe PDuOj.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe PDuOj.exe File opened for modification C:\Program Files\Java\jre7\bin\javaw.exe PDuOj.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe PDuOj.exe File opened for modification C:\Program Files\Java\jre7\bin\rmiregistry.exe PDuOj.exe File opened for modification C:\Program Files\Microsoft Games\Chess\Chess.exe PDuOj.exe File opened for modification C:\Program Files\Windows Mail\wabmig.exe PDuOj.exe File opened for modification C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe PDuOj.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe PDuOj.exe File opened for modification C:\Program Files\Java\jre7\bin\servertool.exe PDuOj.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe PDuOj.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE PDuOj.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe PDuOj.exe File opened for modification C:\Program Files\Java\jre7\bin\orbd.exe PDuOj.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe PDuOj.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe PDuOj.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE PDuOj.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe PDuOj.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe PDuOj.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe PDuOj.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE PDuOj.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe PDuOj.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe PDuOj.exe File opened for modification C:\Program Files\Mozilla Firefox\minidump-analyzer.exe PDuOj.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE PDuOj.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 805e284a572c89194c01a4b45018ebd84611a17324115a706ed490d92d30fb6f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PDuOj.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2416 wrote to memory of 1772 2416 805e284a572c89194c01a4b45018ebd84611a17324115a706ed490d92d30fb6f.exe 30 PID 2416 wrote to memory of 1772 2416 805e284a572c89194c01a4b45018ebd84611a17324115a706ed490d92d30fb6f.exe 30 PID 2416 wrote to memory of 1772 2416 805e284a572c89194c01a4b45018ebd84611a17324115a706ed490d92d30fb6f.exe 30 PID 2416 wrote to memory of 1772 2416 805e284a572c89194c01a4b45018ebd84611a17324115a706ed490d92d30fb6f.exe 30 PID 1772 wrote to memory of 2820 1772 PDuOj.exe 32 PID 1772 wrote to memory of 2820 1772 PDuOj.exe 32 PID 1772 wrote to memory of 2820 1772 PDuOj.exe 32 PID 1772 wrote to memory of 2820 1772 PDuOj.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\805e284a572c89194c01a4b45018ebd84611a17324115a706ed490d92d30fb6f.exe"C:\Users\Admin\AppData\Local\Temp\805e284a572c89194c01a4b45018ebd84611a17324115a706ed490d92d30fb6f.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2416 -
C:\Users\Admin\AppData\Local\Temp\PDuOj.exeC:\Users\Admin\AppData\Local\Temp\PDuOj.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1772 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\42985fe7.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:2820
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\HTBGGANG\k2[1].rar
Filesize4B
MD5d3b07384d113edec49eaa6238ad5ff00
SHA1f1d2d2f924e986ac86fdf7b36c94bcdf32beec15
SHA256b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c
SHA5120cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6
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Filesize
185B
MD5baa66a73dc1544709c85eacb791ec5b4
SHA1b54af585a478c6cacdcf6c0dac3806ec24d7871c
SHA256d8396460d78129bae9cbec1ed4bd895f5be7fef380a0548264e43ab16eeaaace
SHA5120bd66667ae5fa316c5b8413a81b91bd8624cb776f2d5f82ef47f1881de20519debd4bd0a587ca805cf8b523242db41e6ac320bd30a6fd896f5b996a190d2fa98
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Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
15KB
MD5f7d21de5c4e81341eccd280c11ddcc9a
SHA1d4e9ef10d7685d491583c6fa93ae5d9105d815bd
SHA2564485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794
SHA512e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3