Analysis
- max time kernel
138s - max time network
128s - platform
windows10-2004_x64 - resource
win10v2004-20240709-en - resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system - submitted
24/07/2024, 11:13
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
0DF103DDF947D39C3C2B0BC55A70A68A8AF58BAC8D4670EF219873A4DE3362A2.exe
Resource
win7-20240705-en
windows7-x64
9 signatures
150 seconds
General
- Target 0DF103DDF947D39C3C2B0BC55A70A68A8AF58BAC8D4670EF219873A4DE3362A2.exe
- Size 273KB
- Sample240724-nbehaawfpg
- SHA256 8928eed86ea55a63e3646bf8ca403b4b1e57702f73c1ecc8fa403b5700a304ef
- MD5 339771651f5e26fffb7e9096e11f3e64
- SHA1 415051c7cf624f67ec483361cdf1133c23d8e8cb
- SHA512 9766ccac596a9fb2cbb622041344f776ce0d9a6d1e131d9d1b652dc77ea81f0193678116ad216d98f1d7a281bf047a9f4ac131afd370580eb88a8fe837d7f584
- SSDEEP 6144:KMneMBMxKoOTYSiBL4JDq8p5YsA0eIhvo/8:KiBMxKoOTYSi9Avo9JIhm
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
smokeloader
Botnet
-
pub2
Signatures
- SmokeLoader
Modular backdoor trojan in use since 2014.
-
resource yara_rule behavioral2/files/0x0009000000023454-3.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-1-5-21-2650514177-1034912467-4025611726-1000\Control Panel\International\Geo\Nation CjKrZK.exe - Executes dropped EXE 1 IoCs
pid Process 224 CjKrZK.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 5056 set thread context of 5004 5056 0DF103DDF947D39C3C2B0BC55A70A68A8AF58BAC8D4670EF219873A4DE3362A2.exe 85 - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe CjKrZK.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe CjKrZK.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe CjKrZK.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE CjKrZK.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe CjKrZK.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe CjKrZK.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe CjKrZK.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe CjKrZK.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe CjKrZK.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe CjKrZK.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE CjKrZK.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Microsoft.Notes.exe CjKrZK.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.106\notification_helper.exe CjKrZK.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE CjKrZK.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe CjKrZK.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe CjKrZK.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe CjKrZK.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe CjKrZK.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe CjKrZK.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe CjKrZK.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe CjKrZK.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE CjKrZK.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe CjKrZK.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe CjKrZK.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe CjKrZK.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe CjKrZK.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe CjKrZK.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe CjKrZK.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe CjKrZK.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe CjKrZK.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe CjKrZK.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe CjKrZK.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE CjKrZK.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe CjKrZK.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe CjKrZK.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe CjKrZK.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.106\Installer\setup.exe CjKrZK.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\codecpacks.heif.exe CjKrZK.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe CjKrZK.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe CjKrZK.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe CjKrZK.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe CjKrZK.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe CjKrZK.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe CjKrZK.exe File opened for modification C:\Program Files\Mozilla Firefox\minidump-analyzer.exe CjKrZK.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe CjKrZK.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe CjKrZK.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE CjKrZK.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe CjKrZK.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe CjKrZK.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe CjKrZK.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe CjKrZK.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\idlj.exe CjKrZK.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe CjKrZK.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe CjKrZK.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe CjKrZK.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxOutlook.exe CjKrZK.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe CjKrZK.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe CjKrZK.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe CjKrZK.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe CjKrZK.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe CjKrZK.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe CjKrZK.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe CjKrZK.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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 0DF103DDF947D39C3C2B0BC55A70A68A8AF58BAC8D4670EF219873A4DE3362A2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language CjKrZK.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 enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 0DF103DDF947D39C3C2B0BC55A70A68A8AF58BAC8D4670EF219873A4DE3362A2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 0DF103DDF947D39C3C2B0BC55A70A68A8AF58BAC8D4670EF219873A4DE3362A2.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 0DF103DDF947D39C3C2B0BC55A70A68A8AF58BAC8D4670EF219873A4DE3362A2.exe - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 5056 wrote to memory of 224 5056 0DF103DDF947D39C3C2B0BC55A70A68A8AF58BAC8D4670EF219873A4DE3362A2.exe 84 PID 5056 wrote to memory of 224 5056 0DF103DDF947D39C3C2B0BC55A70A68A8AF58BAC8D4670EF219873A4DE3362A2.exe 84 PID 5056 wrote to memory of 224 5056 0DF103DDF947D39C3C2B0BC55A70A68A8AF58BAC8D4670EF219873A4DE3362A2.exe 84 PID 5056 wrote to memory of 5004 5056 0DF103DDF947D39C3C2B0BC55A70A68A8AF58BAC8D4670EF219873A4DE3362A2.exe 85 PID 5056 wrote to memory of 5004 5056 0DF103DDF947D39C3C2B0BC55A70A68A8AF58BAC8D4670EF219873A4DE3362A2.exe 85 PID 5056 wrote to memory of 5004 5056 0DF103DDF947D39C3C2B0BC55A70A68A8AF58BAC8D4670EF219873A4DE3362A2.exe 85 PID 5056 wrote to memory of 5004 5056 0DF103DDF947D39C3C2B0BC55A70A68A8AF58BAC8D4670EF219873A4DE3362A2.exe 85 PID 5056 wrote to memory of 5004 5056 0DF103DDF947D39C3C2B0BC55A70A68A8AF58BAC8D4670EF219873A4DE3362A2.exe 85 PID 5056 wrote to memory of 5004 5056 0DF103DDF947D39C3C2B0BC55A70A68A8AF58BAC8D4670EF219873A4DE3362A2.exe 85 PID 224 wrote to memory of 5108 224 CjKrZK.exe 89 PID 224 wrote to memory of 5108 224 CjKrZK.exe 89 PID 224 wrote to memory of 5108 224 CjKrZK.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\0DF103DDF947D39C3C2B0BC55A70A68A8AF58BAC8D4670EF219873A4DE3362A2.exe"C:\Users\Admin\AppData\Local\Temp\0DF103DDF947D39C3C2B0BC55A70A68A8AF58BAC8D4670EF219873A4DE3362A2.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5056 -
C:\Users\Admin\AppData\Local\Temp\CjKrZK.exeC:\Users\Admin\AppData\Local\Temp\CjKrZK.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:224 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\4d655383.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:5108
-
-
-
C:\Users\Admin\AppData\Local\Temp\0DF103DDF947D39C3C2B0BC55A70A68A8AF58BAC8D4670EF219873A4DE3362A2.exe"C:\Users\Admin\AppData\Local\Temp\0DF103DDF947D39C3C2B0BC55A70A68A8AF58BAC8D4670EF219873A4DE3362A2.exe"2⤵
- Checks SCSI registry key(s)
PID:5004
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\WZ04RUV6\k2[1].rar
- Size 4B
- SHA256 b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c
- MD5 d3b07384d113edec49eaa6238ad5ff00
- SHA1 f1d2d2f924e986ac86fdf7b36c94bcdf32beec15
- SHA512 0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\4d655383.bat
- Size 187B
- SHA256 c0abf8af90f28ecba6c99ec904c38b47258312ff44dfc962d22f69eadd9ec3f2
- MD5 5b90821d783bb4f0632ddd62f8559e81
- SHA1 45f3f0bdb115ef4558f1f188c67c91fb556382bd
- SHA512 62cf1f64ef61a121492c898eca0ec09d0e689465d31fcfb7fc7b2eb9492834e224335d9e4ef6d12f170c6478f798b2f312de628ded4420078327f6707686d9f2
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\50FC1526.exe
- Size 4B
- SHA256 9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
- MD5 20879c987e2f9a916e578386d499f629
- SHA1 c7b33ddcc42361fdb847036fc07e880b81935d5d
- SHA512 bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\CjKrZK.exe
- Size 15KB
- SHA256 4485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794
- MD5 f7d21de5c4e81341eccd280c11ddcc9a
- SHA1 d4e9ef10d7685d491583c6fa93ae5d9105d815bd
- SHA512 e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3
- SSDEEP 384:IXZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:gQGPL4vzZq2o9W7GsxBbPr
- MD5 SHA1 SHA512 SSDEEP