Analysis
- max time kernel
148s - max time network
126s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
31/08/2026, 17:33
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-31_892c7a07a1193fe06a8b2fdfb5a571bc_bkransomware_elex_maze_rhadamanthys_smoke-loader_wapomi.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
General
- Target 2026-08-31_892c7a07a1193fe06a8b2fdfb5a571bc_bkransomware_elex_maze_rhadamanthys_smoke-loader_wapomi.exe
- Size 215KB
- Sample260831-v5ajrazvbw
- SHA256 82048c7d19479ad6dfeda6c504f705b7ee6b70022370e63660383e3cba325b32
- MD5 892c7a07a1193fe06a8b2fdfb5a571bc
- SHA1 312c68e66bdc2cbec13e56f20853107c57db224e
- SHA512 6693c858c55db8a100c4c75d35c8e4ccc12914f4c202f319b3be58d570a86f11ca92f58f2f46f302c310c77769bd38cbe90c38b811f672a09f57a41a872b839e
- SSDEEP 3072:J666SmGgfYMSLpt690G4EHI8FeqvrvuSUdyfQHoAb3MVD+Q3KuGCH:J2SSI60GhHvjv1Q83KH
- TLSH T105248D3275D0C031D8B3027A45E8D7724A7EBE715B368A9BB7EC0A4D56344D0B736BA2
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
bdaejec
C2
-
ddos.dnsnb8.net
Signatures
- Detects Bdaejec Backdoor. 1 IoCs
Bdaejec is backdoor written in C++.
resource yara_rule behavioral2/memory/2804-9-0x00000000007D0000-0x00000000007D9000-memory.dmp family_bdaejec_backdoor - Detects executables packed with ASPack 3 IoCs
resource yara_rule behavioral2/files/0x000600000001b85f-4.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/2804-5-0x00000000007D0000-0x00000000007D9000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2804-9-0x00000000007D0000-0x00000000007D9000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000600000001b85f-4.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2804 tCLzXM.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe tCLzXM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE tCLzXM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE tCLzXM.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE tCLzXM.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe tCLzXM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe tCLzXM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe tCLzXM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE tCLzXM.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe tCLzXM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe tCLzXM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe tCLzXM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe tCLzXM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE tCLzXM.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe tCLzXM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe tCLzXM.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe tCLzXM.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe tCLzXM.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe tCLzXM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe tCLzXM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe tCLzXM.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe tCLzXM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE tCLzXM.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe tCLzXM.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\Classification\SenseCE.exe tCLzXM.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe tCLzXM.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe tCLzXM.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe tCLzXM.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe tCLzXM.exe File opened for modification C:\Program Files\Windows Defender\ConfigSecurityPolicy.exe tCLzXM.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe tCLzXM.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseIdentity.exe tCLzXM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE tCLzXM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE tCLzXM.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\MsSense.exe tCLzXM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe tCLzXM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE tCLzXM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe tCLzXM.exe File opened for modification C:\Program Files\Windows Defender\Offline\OfflineScannerShell.exe tCLzXM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe tCLzXM.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe tCLzXM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe tCLzXM.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe tCLzXM.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe tCLzXM.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 tCLzXM.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe tCLzXM.exe File opened for modification C:\Program Files\Windows Defender\MpCmdRun.exe tCLzXM.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe tCLzXM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe tCLzXM.exe File opened for modification C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe tCLzXM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe tCLzXM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe tCLzXM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE tCLzXM.exe File opened for modification C:\Program Files\7-Zip\7z.exe tCLzXM.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe tCLzXM.exe File opened for modification C:\Program Files\InitializeRestart.exe tCLzXM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe tCLzXM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe tCLzXM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe tCLzXM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe tCLzXM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe tCLzXM.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe tCLzXM.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe tCLzXM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe tCLzXM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe tCLzXM.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 3940 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 2026-08-31_892c7a07a1193fe06a8b2fdfb5a571bc_bkransomware_elex_maze_rhadamanthys_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language tCLzXM.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4532 wrote to memory of 2804 4532 2026-08-31_892c7a07a1193fe06a8b2fdfb5a571bc_bkransomware_elex_maze_rhadamanthys_smoke-loader_wapomi.exe 90 PID 2804 wrote to memory of 3940 2804 tCLzXM.exe 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-31_892c7a07a1193fe06a8b2fdfb5a571bc_bkransomware_elex_maze_rhadamanthys_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-31_892c7a07a1193fe06a8b2fdfb5a571bc_bkransomware_elex_maze_rhadamanthys_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4532 -
C:\Users\Admin\AppData\Local\Temp\tCLzXM.exeC:\Users\Admin\AppData\Local\Temp\tCLzXM.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2804 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\55643fd5.bat" "3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:3940
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\55643fd5.bat
- Size 187B
- SHA256 92d08c3f2178e47d2c905b09a04cd4d88b40ecd30b054542cfe0b1d120b76eb9
- MD5 c7ea63928ca222b5add0b883e6ff0fb5
- SHA1 4b8c9a5bc41a32de62e2415560164885f9d6d383
- SHA512 e3f9b6c7ca1374c06d11fc3f7842f07f067b79d167f0807536d99b0a85da60750010186144d4ebc1978c306fbdd8d5c8d09850d07aa04b9419739727b4b6d9b2
- TLSH T1F4C0120781C6C6591468502B06F2F18CD0A54C6C3B592F214B20845C75B641DBAC7B41
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\tCLzXM.exe
- Size 15KB
- SHA256 4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
- MD5 56b2c3810dba2e939a8bb9fa36d3cf96
- SHA1 99ee31cd4b0d6a4b62779da36e0eeecdd80589fc
- SHA512 27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e
- SSDEEP 384:7XZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:1QGPL4vzZq2o9W7GsxBbPr
- TLSH T10B62BFB34EC098FFC4CD353340823687CB7B4670DABA617F826288372895E19AC55595
- MD5 SHA1 SHA512 SSDEEP TLSH