Analysis
- max time kernel
148s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/08/2026, 10:25
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
17162c71ce2d80958f522db0120136fb4dd06e3a6d39052bb2a582af82e2dac7.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
17 signatures
150 seconds
General
- Target 17162c71ce2d80958f522db0120136fb4dd06e3a6d39052bb2a582af82e2dac7.exe
- Size 823KB
- Sample260809-mfyw2swcmc
- SHA256 17162c71ce2d80958f522db0120136fb4dd06e3a6d39052bb2a582af82e2dac7
- MD5 be87a7809c51f7fd3322ca3ed89a403e
- SHA1 56bd690fa317066c0643d1224f384b92111a03bb
- SHA512 c45c4a5b69de0040d931354697b3b3c940c22d559f7460df56930d4b564917246597c33d82f8ede6e5f24114e2afc6061b77a163b0961954259c6340c2eec567
- SSDEEP 12288:dgH8tsCSSJL8LklKIa+vacenxFTNXS+Mnj+SVgnGH+H6F0/eXRax78R:UoJIsFKnHExniSVgGHJF6F8
- TLSH T15C050240FBA0D03DE5B352F4787AA3A8692D7EB05B6150CB22D636DF56346E0EC7520B
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
djvu
C2
-
http://fuyt.org/fhsgtsspen6/get.php
Attributes
-
extension
.uigd
-
offline_id
1WQ4dDSY8AVihbECj8VLUDhHWpSCoV5it0bIDjt1
-
payload_url
http://zerit.top/dl/build2.exe
http://fuyt.org/files/1/build3.exe
-
ransomnote
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rsa_pubkey.plain
Extracted
Family
-
bdaejec
C2
-
ddos.dnsnb8.net
Signatures
- Family: Djvu Ransomware
Ransomware which is a variant of the STOP family.
- Detected Djvu ransomware 2 IoCs
resource yara_rule behavioral2/memory/1728-10-0x0000000002500000-0x000000000261B000-memory.dmp family_djvu behavioral2/memory/4840-11-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu - Detects Bdaejec Backdoor. 1 IoCs
Bdaejec is backdoor written in C++.
resource yara_rule behavioral2/memory/3428-15-0x0000000000EB0000-0x0000000000EB9000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x000f00000001b1d0-4.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 3428 OCeQ.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1728 set thread context of 4840 1728 17162c71ce2d80958f522db0120136fb4dd06e3a6d39052bb2a582af82e2dac7.exe 90 - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe OCeQ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE OCeQ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE OCeQ.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe OCeQ.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe OCeQ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE OCeQ.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe OCeQ.exe File opened for modification C:\Program Files\Windows Defender\MsMpEng.exe OCeQ.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe OCeQ.exe File opened for modification C:\Program Files\7-Zip\7z.exe OCeQ.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe OCeQ.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe OCeQ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe OCeQ.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE OCeQ.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE OCeQ.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE OCeQ.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe OCeQ.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe OCeQ.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe OCeQ.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe OCeQ.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe OCeQ.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseSampleUploader.exe OCeQ.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe OCeQ.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe OCeQ.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe OCeQ.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe OCeQ.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe OCeQ.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseTVM.exe OCeQ.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe OCeQ.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe OCeQ.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe OCeQ.exe File opened for modification C:\Program Files\Windows Defender\NisSrv.exe OCeQ.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe OCeQ.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe OCeQ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE OCeQ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe OCeQ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe OCeQ.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe OCeQ.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\Classification\SenseCE.exe OCeQ.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe OCeQ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe OCeQ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe OCeQ.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe OCeQ.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe OCeQ.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe OCeQ.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe OCeQ.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe OCeQ.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe OCeQ.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe OCeQ.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseAP.exe OCeQ.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe OCeQ.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SecHealthUI_1000.26100.1.0_x64__8wekyb3d8bbwe\SecHealthUI.exe OCeQ.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe OCeQ.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe OCeQ.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe OCeQ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE OCeQ.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE OCeQ.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe OCeQ.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe OCeQ.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe OCeQ.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe OCeQ.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe OCeQ.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe OCeQ.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe OCeQ.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 5560 cmd.exe - 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 17162c71ce2d80958f522db0120136fb4dd06e3a6d39052bb2a582af82e2dac7.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language OCeQ.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1728 wrote to memory of 3428 1728 17162c71ce2d80958f522db0120136fb4dd06e3a6d39052bb2a582af82e2dac7.exe 88 PID 1728 wrote to memory of 4840 1728 17162c71ce2d80958f522db0120136fb4dd06e3a6d39052bb2a582af82e2dac7.exe 90 PID 1728 wrote to memory of 4840 1728 17162c71ce2d80958f522db0120136fb4dd06e3a6d39052bb2a582af82e2dac7.exe 90 PID 1728 wrote to memory of 4840 1728 17162c71ce2d80958f522db0120136fb4dd06e3a6d39052bb2a582af82e2dac7.exe 90 PID 1728 wrote to memory of 4840 1728 17162c71ce2d80958f522db0120136fb4dd06e3a6d39052bb2a582af82e2dac7.exe 90 PID 1728 wrote to memory of 4840 1728 17162c71ce2d80958f522db0120136fb4dd06e3a6d39052bb2a582af82e2dac7.exe 90 PID 1728 wrote to memory of 4840 1728 17162c71ce2d80958f522db0120136fb4dd06e3a6d39052bb2a582af82e2dac7.exe 90 PID 1728 wrote to memory of 4840 1728 17162c71ce2d80958f522db0120136fb4dd06e3a6d39052bb2a582af82e2dac7.exe 90 PID 3428 wrote to memory of 5560 3428 OCeQ.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\17162c71ce2d80958f522db0120136fb4dd06e3a6d39052bb2a582af82e2dac7.exe"C:\Users\Admin\AppData\Local\Temp\17162c71ce2d80958f522db0120136fb4dd06e3a6d39052bb2a582af82e2dac7.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1728 -
C:\Users\Admin\AppData\Local\Temp\OCeQ.exeC:\Users\Admin\AppData\Local\Temp\OCeQ.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3428 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\4c0a17f8.bat" "3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:5560
-
-
-
C:\Users\Admin\AppData\Local\Temp\17162c71ce2d80958f522db0120136fb4dd06e3a6d39052bb2a582af82e2dac7.exe"C:\Users\Admin\AppData\Local\Temp\17162c71ce2d80958f522db0120136fb4dd06e3a6d39052bb2a582af82e2dac7.exe"2⤵PID:4840
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\4c0a17f8.bat
- Size 183B
- SHA256 f6bc8e90fba50299a8ba298bd26490b037712c1edd55bc8895f7d5dadc0803e6
- MD5 4501deae977dc888dc5adfcff1f6846b
- SHA1 fb363582fe4a79ee99d58fed76be6472f72c062a
- SHA512 dbd5d0e555ae1b55dfe24c2336c4da49e94bc070f84e9257e996037671a15edfded0c9b5abc2cfd5d9f5966ea59f6af841cdbb91e871642faee72cdaad78f4c1
- TLSH T171C01201829BD6AE18D9506B56E1A14CC56919583F493B314F31A45D71A680DB9C3302
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\OCeQ.exe
- Size 15KB
- SHA256 4485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794
- MD5 f7d21de5c4e81341eccd280c11ddcc9a
- SHA1 d4e9ef10d7685d491583c6fa93ae5d9105d815bd
- SHA512 e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3
- SSDEEP 384:IXZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:gQGPL4vzZq2o9W7GsxBbPr
- TLSH T1A462BFB34FC098FFC4CD353341853687CB7B4670DABA617F826288372895E19AC55495
- MD5 SHA1 SHA512 SSDEEP TLSH