Analysis
- max time kernel
150s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240709-en - resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system - submitted
25/07/2024, 02:10
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2fde1682e006e27b2deb49595ab3baf37a836577fbe9efdfae59d4b6b682d8b7.exe
Resource
win7-20240704-en
windows7-x64
9 signatures
150 seconds
General
- Target 2fde1682e006e27b2deb49595ab3baf37a836577fbe9efdfae59d4b6b682d8b7.exe
- Size 241KB
- Sample240725-clxaasscmm
- SHA256 2fde1682e006e27b2deb49595ab3baf37a836577fbe9efdfae59d4b6b682d8b7
- MD5 0973342967e11e6e54f1cd478612c032
- SHA1 a69ea3123861f89f7dc097045431391df27ee0ed
- SHA512 8ada1676f24a4da2e37d4a9b4589c3ae217afb160acd1b4fe3b3b66ded247df0a04ff4025c7e88990b67b607c59ac49ef49a9f65ddc38d2a0228a76769f0ea28
- SSDEEP 1536:XEVKlm3/xDJrs0DQOirxoOIL5FmcP4APeJZzEb+JOAy65zTdu6izEdbnGCq2iW7z:UVKlm3vUSFRlmnG+JbF5z5g2bGCH
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
smokeloader
Botnet
-
pub3
Signatures
- SmokeLoader
Modular backdoor trojan in use since 2014.
-
resource yara_rule behavioral2/files/0x0009000000023472-3.dat aspack_v212_v242 - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\Control Panel\International\Geo\Nation awkyaP.exe - Executes dropped EXE 1 IoCs
pid Process 3652 awkyaP.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4488 set thread context of 3372 4488 2fde1682e006e27b2deb49595ab3baf37a836577fbe9efdfae59d4b6b682d8b7.exe 88 - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe awkyaP.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE awkyaP.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe awkyaP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe awkyaP.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe awkyaP.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX40.exe awkyaP.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe awkyaP.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe awkyaP.exe File opened for modification C:\Program Files\7-Zip\7zG.exe awkyaP.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe awkyaP.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe awkyaP.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe awkyaP.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.106\chrome_pwa_launcher.exe awkyaP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe awkyaP.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE awkyaP.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE awkyaP.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe awkyaP.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe awkyaP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe awkyaP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe awkyaP.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe awkyaP.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe awkyaP.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\PeopleApp.exe awkyaP.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.106\Installer\setup.exe awkyaP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe awkyaP.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE awkyaP.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe awkyaP.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe awkyaP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe awkyaP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe awkyaP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe awkyaP.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe awkyaP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe awkyaP.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe awkyaP.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe awkyaP.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE awkyaP.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstaller.exe awkyaP.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe awkyaP.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe awkyaP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe awkyaP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe awkyaP.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe awkyaP.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe awkyaP.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe awkyaP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe awkyaP.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe awkyaP.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe awkyaP.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\SoundRec.exe awkyaP.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe awkyaP.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe awkyaP.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.106\elevation_service.exe awkyaP.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe awkyaP.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE awkyaP.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe awkyaP.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe awkyaP.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe awkyaP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe awkyaP.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe awkyaP.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe awkyaP.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe awkyaP.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe awkyaP.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe awkyaP.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe awkyaP.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe awkyaP.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 2fde1682e006e27b2deb49595ab3baf37a836577fbe9efdfae59d4b6b682d8b7.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language awkyaP.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 2fde1682e006e27b2deb49595ab3baf37a836577fbe9efdfae59d4b6b682d8b7.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 2fde1682e006e27b2deb49595ab3baf37a836577fbe9efdfae59d4b6b682d8b7.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 2fde1682e006e27b2deb49595ab3baf37a836577fbe9efdfae59d4b6b682d8b7.exe - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4488 wrote to memory of 3652 4488 2fde1682e006e27b2deb49595ab3baf37a836577fbe9efdfae59d4b6b682d8b7.exe 84 PID 4488 wrote to memory of 3652 4488 2fde1682e006e27b2deb49595ab3baf37a836577fbe9efdfae59d4b6b682d8b7.exe 84 PID 4488 wrote to memory of 3652 4488 2fde1682e006e27b2deb49595ab3baf37a836577fbe9efdfae59d4b6b682d8b7.exe 84 PID 4488 wrote to memory of 3372 4488 2fde1682e006e27b2deb49595ab3baf37a836577fbe9efdfae59d4b6b682d8b7.exe 88 PID 4488 wrote to memory of 3372 4488 2fde1682e006e27b2deb49595ab3baf37a836577fbe9efdfae59d4b6b682d8b7.exe 88 PID 4488 wrote to memory of 3372 4488 2fde1682e006e27b2deb49595ab3baf37a836577fbe9efdfae59d4b6b682d8b7.exe 88 PID 4488 wrote to memory of 3372 4488 2fde1682e006e27b2deb49595ab3baf37a836577fbe9efdfae59d4b6b682d8b7.exe 88 PID 4488 wrote to memory of 3372 4488 2fde1682e006e27b2deb49595ab3baf37a836577fbe9efdfae59d4b6b682d8b7.exe 88 PID 4488 wrote to memory of 3372 4488 2fde1682e006e27b2deb49595ab3baf37a836577fbe9efdfae59d4b6b682d8b7.exe 88 PID 3652 wrote to memory of 2244 3652 awkyaP.exe 96 PID 3652 wrote to memory of 2244 3652 awkyaP.exe 96 PID 3652 wrote to memory of 2244 3652 awkyaP.exe 96
Processes
-
C:\Users\Admin\AppData\Local\Temp\2fde1682e006e27b2deb49595ab3baf37a836577fbe9efdfae59d4b6b682d8b7.exe"C:\Users\Admin\AppData\Local\Temp\2fde1682e006e27b2deb49595ab3baf37a836577fbe9efdfae59d4b6b682d8b7.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4488 -
C:\Users\Admin\AppData\Local\Temp\awkyaP.exeC:\Users\Admin\AppData\Local\Temp\awkyaP.exe2⤵
- Checks computer location settings
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3652 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7746587a.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:2244
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-
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C:\Users\Admin\AppData\Local\Temp\2fde1682e006e27b2deb49595ab3baf37a836577fbe9efdfae59d4b6b682d8b7.exe"C:\Users\Admin\AppData\Local\Temp\2fde1682e006e27b2deb49595ab3baf37a836577fbe9efdfae59d4b6b682d8b7.exe"2⤵
- Checks SCSI registry key(s)
PID:3372
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\KCRJMNF7\k2[1].rar
- Size 4B
- SHA256 b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c
- MD5 d3b07384d113edec49eaa6238ad5ff00
- SHA1 f1d2d2f924e986ac86fdf7b36c94bcdf32beec15
- SHA512 0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\3B49106F.exe
- Size 4B
- SHA256 9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
- MD5 20879c987e2f9a916e578386d499f629
- SHA1 c7b33ddcc42361fdb847036fc07e880b81935d5d
- SHA512 bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\7746587a.bat
- Size 187B
- SHA256 c9d0c046dfa5eea1bea4c8a7b213b5929cd0f80874cbafe66feff5811d8bb6ae
- MD5 f613e157698d7825dd6b8bb8bc71a9e0
- SHA1 8c77d45bf5445f27b5b3f4fa698165c29f365ffb
- SHA512 6666bdab324b853e8caf2490e59e74c265a046e9b9b7142df6a58c09e9ead39dc675f42a1c0994c36b8c4e9866772a4196d830bb4e57ef5b771534dbb1e7d1e2
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\awkyaP.exe
- Size 15KB
- SHA256 4485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794
- MD5 f7d21de5c4e81341eccd280c11ddcc9a
- SHA1 d4e9ef10d7685d491583c6fa93ae5d9105d815bd
- SHA512 e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3
- SSDEEP 384:IXZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:gQGPL4vzZq2o9W7GsxBbPr
- MD5 SHA1 SHA512 SSDEEP