Analysis
- max time kernel
150s - 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
26/08/2026, 07:32
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-25_d4f71af3d5d2c6bd2e065387f0a92101_elex_smoke-loader_wapomi.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
General
- Target 2026-08-25_d4f71af3d5d2c6bd2e065387f0a92101_elex_smoke-loader_wapomi.exe
- Size 93KB
- Sample260826-jdavnavajd
- SHA256 4b48b6791336ae7826391597b139919a52888ce2c358ababa228d5d2454f04e1
- MD5 d4f71af3d5d2c6bd2e065387f0a92101
- SHA1 122ca86655208089b012a65c59d725d78289ac89
- SHA512 522ec7d15273901033e619e80dbbcd122de6d99e1e568fecf55aada9e2235274f5a6b8a336fdada7a24e18f8ef2289632437cf628cc4511d2edcd3238fae2126
- SSDEEP 1536:yH8f1akb/kQptHuXF4O7WjbARQnGCq2iW7z:ycf1a68Q/O1RWj+6GCH
- TLSH T18B930E0267E88619F5F73A3029B952310E777CA19E3CD68D0289915D1BF3E80DD78BA7
- 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/4112-9-0x0000000000E80000-0x0000000000E89000-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/4112-5-0x0000000000E80000-0x0000000000E89000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4112-9-0x0000000000E80000-0x0000000000E89000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000600000001b85f-4.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4112 UipMuq.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\java.exe UipMuq.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe UipMuq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe UipMuq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe UipMuq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE UipMuq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe UipMuq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE UipMuq.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Edge.GameAssist_1.0.3456.0_x64__8wekyb3d8bbwe\EdgeGameAssist.exe UipMuq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE UipMuq.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe UipMuq.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe UipMuq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE UipMuq.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE UipMuq.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe UipMuq.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe UipMuq.exe File opened for modification C:\Program Files\Windows Defender\MpCmdRun.exe UipMuq.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseCM.exe UipMuq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe UipMuq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe UipMuq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe UipMuq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe UipMuq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe UipMuq.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE UipMuq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe UipMuq.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe UipMuq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe UipMuq.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseNdr.exe UipMuq.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe UipMuq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\idlj.exe UipMuq.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe UipMuq.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe UipMuq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.Loader.exe UipMuq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\misc.exe UipMuq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE UipMuq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE UipMuq.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe UipMuq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe UipMuq.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe UipMuq.exe File opened for modification C:\Program Files\Windows Defender\MpDlpService.exe UipMuq.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe UipMuq.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe UipMuq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe UipMuq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe UipMuq.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe UipMuq.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe UipMuq.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe UipMuq.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe UipMuq.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe UipMuq.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe UipMuq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe UipMuq.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe UipMuq.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe UipMuq.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe UipMuq.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe UipMuq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe UipMuq.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe UipMuq.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe UipMuq.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe UipMuq.exe File opened for modification C:\Program Files\Windows Defender\DlpUserAgent.exe UipMuq.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe UipMuq.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe UipMuq.exe File opened for modification C:\Program Files\dotnet\dotnet.exe UipMuq.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe UipMuq.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe UipMuq.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 4552 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 2026-08-25_d4f71af3d5d2c6bd2e065387f0a92101_elex_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language UipMuq.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1376 wrote to memory of 4112 1376 2026-08-25_d4f71af3d5d2c6bd2e065387f0a92101_elex_smoke-loader_wapomi.exe 90 PID 4112 wrote to memory of 4552 4112 UipMuq.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-25_d4f71af3d5d2c6bd2e065387f0a92101_elex_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-25_d4f71af3d5d2c6bd2e065387f0a92101_elex_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1376 -
C:\Users\Admin\AppData\Local\Temp\UipMuq.exeC:\Users\Admin\AppData\Local\Temp\UipMuq.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4112 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\1fcd4643.bat" "3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:4552
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\1fcd4643.bat
- Size 187B
- SHA256 18a97eb7ee87404ce34a82918ed4906004ac41c7026b57369d86fff9f72779ea
- MD5 cfc62622fbcd35de5e33c9c7ddd46230
- SHA1 2d060750e24d222ba8061e1d68e6f9806e542608
- SHA512 0b7bbd8e932c5799ae8f702f8ce79426692533e3ef659f2ba47127ddf70276c81fc87927b1868fc31876480d2ab0f3ff2a4e1421df9d8aefdf2fc93f49d07637
- TLSH T179C01251928AC7596854606B0AF5624DC0A5885C3B496B128B20846C61E781EB9D7305
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\UipMuq.exe
- Size 15KB
- SHA256 4485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794
- MD5 f7d21de5c4e81341eccd280c11ddcc9a
- SHA1 d4e9ef10d7685d491583c6fa93ae5d9105d815bd
- SHA512 e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3
- SSDEEP 384:IXZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:gQGPL4vzZq2o9W7GsxBbPr
- TLSH T1A462BFB34FC098FFC4CD353341853687CB7B4670DABA617F826288372895E19AC55495
- MD5 SHA1 SHA512 SSDEEP TLSH