Analysis
- max time kernel
150s - max time network
135s - 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, 10:22
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
07e7dd3b968a15e42c67a728a9d143533d66af00ab9003961086c8c2ee3670f2.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
17 signatures
150 seconds
General
- Target 07e7dd3b968a15e42c67a728a9d143533d66af00ab9003961086c8c2ee3670f2.exe
- Size 793KB
- Sample260809-md8ngaaa53
- SHA256 07e7dd3b968a15e42c67a728a9d143533d66af00ab9003961086c8c2ee3670f2
- MD5 4bf68315a0694544cfc078002c44d8fe
- SHA1 19c4a3e641c8fff8cb15b2468c01cb1cec2eafbc
- SHA512 e6ba20389ef3ee6fba7ba6d5cbe6c371933fa91a6c7c529de8dcaed89201f734a7d3e7bf3b7bdd0599327fa539db56a90134a813c5f98be3fc2cb7ed3680f0b2
- SSDEEP 12288:ILN0eHFcbKfY/cFQJSaxlY4jFwmkMTq52qRwUrWcCSX8mXtOuQmFJ29:9eFq+nGJZxlY4jqTMngnWcCSM8lQmq9
- TLSH T16C050210B781D035F97712F5497A83ADB93E7AA04B3855CF62D46AEE12346E0EC3235B
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
djvu
C2
-
http://fuyt.org/fhsgtsspen6/get.php
Attributes
-
extension
.mmuz
-
offline_id
dYUDKE4rrBmSPsf8srHMsyP40jle9uyxDDCfdxt1
-
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/5088-10-0x0000000002480000-0x000000000259B000-memory.dmp family_djvu behavioral2/memory/1700-11-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu - Detects Bdaejec Backdoor. 1 IoCs
Bdaejec is backdoor written in C++.
resource yara_rule behavioral2/memory/4536-15-0x00000000003F0000-0x00000000003F9000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x00090000000068e3-4.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4536 EEDJzv.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 5088 set thread context of 1700 5088 07e7dd3b968a15e42c67a728a9d143533d66af00ab9003961086c8c2ee3670f2.exe 90 - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe EEDJzv.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe EEDJzv.exe File opened for modification C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe EEDJzv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe EEDJzv.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe EEDJzv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE EEDJzv.exe File opened for modification C:\Program Files\Windows Defender\mpextms.exe EEDJzv.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseImdsCollector.exe EEDJzv.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseNdr.exe EEDJzv.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe EEDJzv.exe File opened for modification C:\Program Files\7-Zip\7zG.exe EEDJzv.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe EEDJzv.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe EEDJzv.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe EEDJzv.exe File opened for modification C:\Program Files\Windows Mail\wabmig.exe EEDJzv.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe EEDJzv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe EEDJzv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe EEDJzv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE EEDJzv.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseGPParser.exe EEDJzv.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseIdentity.exe EEDJzv.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe EEDJzv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe EEDJzv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe EEDJzv.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe EEDJzv.exe File opened for modification C:\Program Files\Windows Defender\MpDlpService.exe EEDJzv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe EEDJzv.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe EEDJzv.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe EEDJzv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE EEDJzv.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe EEDJzv.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe EEDJzv.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe EEDJzv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe EEDJzv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe EEDJzv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe EEDJzv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE EEDJzv.exe File opened for modification C:\Program Files\Windows Defender\MpDefenderCoreService.exe EEDJzv.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe EEDJzv.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE EEDJzv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE EEDJzv.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe EEDJzv.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe EEDJzv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe EEDJzv.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe EEDJzv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe EEDJzv.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe EEDJzv.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\notification_helper.exe EEDJzv.exe File opened for modification C:\Program Files\Windows Defender\DlpUserAgent.exe EEDJzv.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseCM.exe EEDJzv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe EEDJzv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe EEDJzv.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe EEDJzv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe EEDJzv.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe EEDJzv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe EEDJzv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe EEDJzv.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe EEDJzv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe EEDJzv.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe EEDJzv.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE EEDJzv.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe EEDJzv.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe EEDJzv.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe EEDJzv.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 2664 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 07e7dd3b968a15e42c67a728a9d143533d66af00ab9003961086c8c2ee3670f2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language EEDJzv.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 5088 wrote to memory of 4536 5088 07e7dd3b968a15e42c67a728a9d143533d66af00ab9003961086c8c2ee3670f2.exe 89 PID 5088 wrote to memory of 1700 5088 07e7dd3b968a15e42c67a728a9d143533d66af00ab9003961086c8c2ee3670f2.exe 90 PID 5088 wrote to memory of 1700 5088 07e7dd3b968a15e42c67a728a9d143533d66af00ab9003961086c8c2ee3670f2.exe 90 PID 5088 wrote to memory of 1700 5088 07e7dd3b968a15e42c67a728a9d143533d66af00ab9003961086c8c2ee3670f2.exe 90 PID 5088 wrote to memory of 1700 5088 07e7dd3b968a15e42c67a728a9d143533d66af00ab9003961086c8c2ee3670f2.exe 90 PID 5088 wrote to memory of 1700 5088 07e7dd3b968a15e42c67a728a9d143533d66af00ab9003961086c8c2ee3670f2.exe 90 PID 5088 wrote to memory of 1700 5088 07e7dd3b968a15e42c67a728a9d143533d66af00ab9003961086c8c2ee3670f2.exe 90 PID 5088 wrote to memory of 1700 5088 07e7dd3b968a15e42c67a728a9d143533d66af00ab9003961086c8c2ee3670f2.exe 90 PID 4536 wrote to memory of 2664 4536 EEDJzv.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\07e7dd3b968a15e42c67a728a9d143533d66af00ab9003961086c8c2ee3670f2.exe"C:\Users\Admin\AppData\Local\Temp\07e7dd3b968a15e42c67a728a9d143533d66af00ab9003961086c8c2ee3670f2.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5088 -
C:\Users\Admin\AppData\Local\Temp\EEDJzv.exeC:\Users\Admin\AppData\Local\Temp\EEDJzv.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4536 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\61795418.bat" "3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:2664
-
-
-
C:\Users\Admin\AppData\Local\Temp\07e7dd3b968a15e42c67a728a9d143533d66af00ab9003961086c8c2ee3670f2.exe"C:\Users\Admin\AppData\Local\Temp\07e7dd3b968a15e42c67a728a9d143533d66af00ab9003961086c8c2ee3670f2.exe"2⤵PID:1700
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\61795418.bat
- Size 187B
- SHA256 6bdef7a4fd4a090a7237dfe38126f2f1ee54fd9094863a9382fdcc69475e916a
- MD5 daa814a9e6036c1b2c6b3d70d49212ec
- SHA1 486cfe1a96b795051c00c27b0f87c42fa16e0133
- SHA512 5c05ce790164077e40d2536d708442444e807a298052be2ab9f329a12efb7928a83c6977b32d52c43e85c4d95b17d04fde193308adb80e8db906bad7cb94b98f
- TLSH T182C0124693E7C69A14A4502716E5614DC065286CBF4A2B256B20885DB19640DB5D3343
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\EEDJzv.exe
- Size 15KB
- SHA256 4485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794
- MD5 f7d21de5c4e81341eccd280c11ddcc9a
- SHA1 d4e9ef10d7685d491583c6fa93ae5d9105d815bd
- SHA512 e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3
- SSDEEP 384:IXZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:gQGPL4vzZq2o9W7GsxBbPr
- TLSH T1A462BFB34FC098FFC4CD353341853687CB7B4670DABA617F826288372895E19AC55495
- MD5 SHA1 SHA512 SSDEEP TLSH