Analysis
- max time kernel
148s - max time network
117s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
27/10/2026, 00:58
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-10-26_fe6b6d648276062960d64db8de10af36_amadey_cobalt-strike_elex_hellokitty_smoke-loader_wapomi.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
12 signatures
150 seconds
General
- Target 2026-10-26_fe6b6d648276062960d64db8de10af36_amadey_cobalt-strike_elex_hellokitty_smoke-loader_wapomi.exe
- Size 239KB
- Sample261027-bbl6xaav8l
- SHA256 31d69ae1070f1679ec6a4b89f3266c8de6dba8f4c0ec6b13b54252416e81519f
- MD5 fe6b6d648276062960d64db8de10af36
- SHA1 d0833c896eb735bf9479fcdf334338b563978ec6
- SHA512 32c2519498db71ed9a01ba7ce66e52cd304200f9ddfc0888d00baebbea98779fca5039939b596fcdddc11a3c074dfe53820496f6e62cb30fa0ee5b43ddc8f349
- SSDEEP 6144:CyW2Nqe9bpoVkiblC8Mppppppp0vLohdmKsAw36nMFW:CydNj9bqpC8wPZA6nMF
- TLSH T18B348C1274C184B2F476093344A1DDA44A7EFD745E20AAAB3B8C7B7F4F355818A22B77
- 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/4208-12-0x0000000000850000-0x0000000000859000-memory.dmp family_bdaejec_backdoor - Detects executables packed with ASPack 3 IoCs
resource yara_rule behavioral2/files/0x000d00000001b2f6-3.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4208-5-0x0000000000850000-0x0000000000859000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4208-12-0x0000000000850000-0x0000000000859000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001b2f6-3.dat aspack_v212_v242 - Executes dropped EXE 2 IoCs
pid Process 4208 BTwh.exe 4884 UN_DS.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe BTwh.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE BTwh.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe BTwh.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe BTwh.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe BTwh.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe BTwh.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe BTwh.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe BTwh.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe BTwh.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe BTwh.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe BTwh.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE BTwh.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe BTwh.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe BTwh.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe BTwh.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE BTwh.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe BTwh.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe BTwh.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe BTwh.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE BTwh.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe BTwh.exe File opened for modification C:\Program Files\Windows Defender\DlpUserAgent.exe BTwh.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe BTwh.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe BTwh.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe BTwh.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe BTwh.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe BTwh.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe BTwh.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe BTwh.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE BTwh.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\Classification\SenseCE.exe BTwh.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SecHealthUI_1000.26100.1.0_x64__8wekyb3d8bbwe\SecHealthUI.exe BTwh.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe BTwh.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe BTwh.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe BTwh.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE BTwh.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe BTwh.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe BTwh.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE BTwh.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe BTwh.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseImdsCollector.exe BTwh.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseNdr.exe BTwh.exe File opened for modification C:\Program Files\7-Zip\7z.exe BTwh.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE BTwh.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe BTwh.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE BTwh.exe File opened for modification C:\Program Files\Windows Mail\wabmig.exe BTwh.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe BTwh.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe BTwh.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe BTwh.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe BTwh.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE BTwh.exe File opened for modification C:\Program Files\Windows Defender\MpCmdRun.exe BTwh.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe BTwh.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe BTwh.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe BTwh.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe BTwh.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe BTwh.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe BTwh.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe BTwh.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe BTwh.exe File opened for modification C:\Program Files\Windows Defender\MsMpEng.exe BTwh.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe BTwh.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe BTwh.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 4324 cmd.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname BTwh.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain BTwh.exe - System Location Discovery: System Language Discovery 1 TTPs 4 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 2026-10-26_fe6b6d648276062960d64db8de10af36_amadey_cobalt-strike_elex_hellokitty_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language BTwh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language UN_DS.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1288 wrote to memory of 4208 1288 2026-10-26_fe6b6d648276062960d64db8de10af36_amadey_cobalt-strike_elex_hellokitty_smoke-loader_wapomi.exe 89 PID 1288 wrote to memory of 4884 1288 2026-10-26_fe6b6d648276062960d64db8de10af36_amadey_cobalt-strike_elex_hellokitty_smoke-loader_wapomi.exe 90 PID 4208 wrote to memory of 4324 4208 BTwh.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-26_fe6b6d648276062960d64db8de10af36_amadey_cobalt-strike_elex_hellokitty_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-26_fe6b6d648276062960d64db8de10af36_amadey_cobalt-strike_elex_hellokitty_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1288 -
C:\Users\Admin\AppData\Local\Temp\BTwh.exeC:\Users\Admin\AppData\Local\Temp\BTwh.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4208 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\62e2474a.bat" "3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:4324
-
-
-
C:\Users\Admin\AppData\Local\Temp\UN_DS.exe"C:\Users\Admin\AppData\Local\Temp\UN_DS.exe" /SPAWNED=12⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4884
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\62e2474a.bat
- Size 183B
- SHA256 d4452e8cd2d02c42738c0cf88cc564ba6dacde6803265354a9a32c112dbe40f5
- MD5 dbfcf613c69c409aa9c4ba3463ffa902
- SHA1 26d30b5768efc8c55f23f1491e0fe9ed9757ebb0
- SHA512 82fac74e5ff4431856dee955d7ea281cbba3d5f088300b077e370dc8b955c81166b3a8c5be1da3e38e2f301d4b2b378d8fb5e1161a71741f7ba6fdcf4014ad35
- TLSH T169C012018296D6691454905B06F1614DC1790C583F892B214B22869C719681DB5C3311
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\BTwh.exe
- Size 15KB
- SHA256 4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
- MD5 56b2c3810dba2e939a8bb9fa36d3cf96
- SHA1 99ee31cd4b0d6a4b62779da36e0eeecdd80589fc
- SHA512 27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e
- SSDEEP 384:7XZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:1QGPL4vzZq2o9W7GsxBbPr
- TLSH T10B62BFB34EC098FFC4CD353340823687CB7B4670DABA617F826288372895E19AC55595
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\UN_DS.exe
- Size 239KB
- SHA256 31d69ae1070f1679ec6a4b89f3266c8de6dba8f4c0ec6b13b54252416e81519f
- MD5 fe6b6d648276062960d64db8de10af36
- SHA1 d0833c896eb735bf9479fcdf334338b563978ec6
- SHA512 32c2519498db71ed9a01ba7ce66e52cd304200f9ddfc0888d00baebbea98779fca5039939b596fcdddc11a3c074dfe53820496f6e62cb30fa0ee5b43ddc8f349
- SSDEEP 6144:CyW2Nqe9bpoVkiblC8Mppppppp0vLohdmKsAw36nMFW:CydNj9bqpC8wPZA6nMF
- TLSH T18B348C1274C184B2F476093344A1DDA44A7EFD745E20AAAB3B8C7B7F4F355818A22B77
- MD5 SHA1 SHA512 SSDEEP TLSH