Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/09/2026, 16:52
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-09-10_525bb2387270a7ae81a91f2689cc3bf3_cobalt-strike_elex_luca-stealer_njrat_smoke-loader_wapomi.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
General
- Target 2026-09-10_525bb2387270a7ae81a91f2689cc3bf3_cobalt-strike_elex_luca-stealer_njrat_smoke-loader_wapomi.exe
- Size 848KB
- Sample260910-vdd3vsek6v
- SHA256 5e015d5c179b331c0fc61429b7fa3660cb2c7857a6216fb53137be157dca4ace
- MD5 525bb2387270a7ae81a91f2689cc3bf3
- SHA1 831aa642c66a25886f95f59bbb7a3118758ab856
- SHA512 e42a72a3b700f00fe698b9d6a87a2ccbf3d80d89489904e1d06c6ad81d806f7d9a8feea059c09705404e65026d104a48e7ade109acf06af8e67a639b844b7674
- SSDEEP 12288:jiOm9Puii4uuBQKOyhBW0FL8I7OVt9Bhgi:hmBW0FL8I7OD3d
- TLSH T18B050801BBB15019F9FB16FA86FF706C9A3DB9E01718A4C752C02AED9625AF07C31617
- 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/5064-16-0x00000000004C0000-0x00000000004C9000-memory.dmp family_bdaejec_backdoor - Detects executables packed with ASPack 3 IoCs
resource yara_rule behavioral2/files/0x000f00000001b1d0-4.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5064-5-0x00000000004C0000-0x00000000004C9000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/5064-16-0x00000000004C0000-0x00000000004C9000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000f00000001b1d0-4.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 5064 XuNlCJ.exe - 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 XuNlCJ.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe XuNlCJ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE XuNlCJ.exe File opened for modification C:\Program Files\Windows Defender\DlpUserAgent.exe XuNlCJ.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmid.exe XuNlCJ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE XuNlCJ.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE XuNlCJ.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseGPParser.exe XuNlCJ.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\notification_helper.exe XuNlCJ.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe XuNlCJ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE XuNlCJ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE XuNlCJ.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe XuNlCJ.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe XuNlCJ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe XuNlCJ.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe XuNlCJ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe XuNlCJ.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe XuNlCJ.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe XuNlCJ.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe XuNlCJ.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe XuNlCJ.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe XuNlCJ.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe XuNlCJ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe XuNlCJ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE XuNlCJ.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe XuNlCJ.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe XuNlCJ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE XuNlCJ.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe XuNlCJ.exe File opened for modification C:\Program Files\Windows Defender\MpCopyAccelerator.exe XuNlCJ.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe XuNlCJ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe XuNlCJ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe XuNlCJ.exe File opened for modification C:\Program Files\Windows Defender\MpDefenderCoreService.exe XuNlCJ.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\Classification\SenseCE.exe XuNlCJ.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe XuNlCJ.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe XuNlCJ.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe XuNlCJ.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe XuNlCJ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE XuNlCJ.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe XuNlCJ.exe File opened for modification C:\Program Files (x86)\Windows Defender\MpCmdRun.exe XuNlCJ.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseIR.exe XuNlCJ.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe XuNlCJ.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe XuNlCJ.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe XuNlCJ.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe XuNlCJ.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe XuNlCJ.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseTVM.exe XuNlCJ.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe XuNlCJ.exe File opened for modification C:\Program Files\Windows Defender\MsMpEng.exe XuNlCJ.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseSampleUploader.exe XuNlCJ.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe XuNlCJ.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe XuNlCJ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE XuNlCJ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE XuNlCJ.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE XuNlCJ.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe XuNlCJ.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe XuNlCJ.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe XuNlCJ.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe XuNlCJ.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe XuNlCJ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE XuNlCJ.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE XuNlCJ.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 560 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 2026-09-10_525bb2387270a7ae81a91f2689cc3bf3_cobalt-strike_elex_luca-stealer_njrat_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language XuNlCJ.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4416 wrote to memory of 5064 4416 2026-09-10_525bb2387270a7ae81a91f2689cc3bf3_cobalt-strike_elex_luca-stealer_njrat_smoke-loader_wapomi.exe 89 PID 5064 wrote to memory of 560 5064 XuNlCJ.exe 91
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-10_525bb2387270a7ae81a91f2689cc3bf3_cobalt-strike_elex_luca-stealer_njrat_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-10_525bb2387270a7ae81a91f2689cc3bf3_cobalt-strike_elex_luca-stealer_njrat_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4416 -
C:\Users\Admin\AppData\Local\Temp\XuNlCJ.exeC:\Users\Admin\AppData\Local\Temp\XuNlCJ.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5064 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7db92c24.bat" "3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:560
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\7db92c24.bat
- Size 187B
- SHA256 6542470571b090acae561768ea6472178c7f9d2d06698117c713ea4f9b613d89
- MD5 e7dd8005ac0e5a983139b155c128fc70
- SHA1 30009c0704445a2f4549213e1ade13fd68c7f1b4
- SHA512 cfb86bc8c8419112a303a1706226e7843392bd0d40427e7efabf8e42a4f4eaffe3a7e3df227e21cebe51afcba28aa1b1f6e3618a5e02aeb88e15ef0a22f62094
- TLSH T196C01241C196C699156450672AE1714CC0762AAC3B9DBB114B31C45C659741DF5C3381
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\XuNlCJ.exe
- Size 15KB
- SHA256 4485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794
- MD5 f7d21de5c4e81341eccd280c11ddcc9a
- SHA1 d4e9ef10d7685d491583c6fa93ae5d9105d815bd
- SHA512 e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3
- SSDEEP 384:IXZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:gQGPL4vzZq2o9W7GsxBbPr
- TLSH T1A462BFB34FC098FFC4CD353341853687CB7B4670DABA617F826288372895E19AC55495
- MD5 SHA1 SHA512 SSDEEP TLSH