bdaejec | 381cfaa40f1976d3931beb5d89e7353f6c8656727d283a5c76f5ae38c0666034

Analysis

max time kernel
148s
max time network
141s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
08/08/2026, 08:03

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General

Target
2026-08-08_32aa9947d6c27ad4f59762a6271fcc4f_amadey_elex_smoke-loader_wannacry_wapomi.exe
Size 622KB
Sample260808-jx1v7asgra
SHA256 381cfaa40f1976d3931beb5d89e7353f6c8656727d283a5c76f5ae38c0666034
MD5 32aa9947d6c27ad4f59762a6271fcc4f
SHA1 a8e401112633710010ab057bf4abcc2973456d86
SHA512 171632ff8489e7e7618713c4a6bbfd2574cd6b9fa7fe43fdabb1bffceb4c6596981ffbf857cabf826a4f176645ed4eff0ca56d57aa665add162bb97248ba18a1
SSDEEP 12288:+oFkNm70K636DaVhPXex1bs9MOoW3NtmAX/mpl:PFkNmq38acs9MadtlXepl
TLSH
T186D45B563EFDC23BD3D15570CA6D7BA4B0FAB9684E32885723801A5C1A35D82D317A3E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

aspackv2 backdoor discovery execution bdaejec

Malware Config

Extracted

Family

bdaejec

ddos.dnsnb8.net

Signatures

Family: Bdaejec
Bdaejec is a backdoor written in C++.
backdoor bdaejec

Detects Bdaejec Backdoor. 1 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral2/memory/5360-41-0x00000000001F0000-0x00000000001F9000-memory.dmp	family_bdaejec_backdoor

Detects executables packed with ASPack 3 IoCs

resource	yara_rule
behavioral2/files/0x000900000001138e-4.dat	INDICATOR_EXE_Packed_ASPack
behavioral2/memory/5360-5-0x00000000001F0000-0x00000000001F9000-memory.dmp	INDICATOR_EXE_Packed_ASPack
behavioral2/memory/5360-41-0x00000000001F0000-0x00000000001F9000-memory.dmp	INDICATOR_EXE_Packed_ASPack

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral2/files/0x000900000001138e-4.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
5360	KbvTSNi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Windows Defender Advanced Threat Protection\Classification\SenseCE.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\klist.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsgen.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jmap.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE	KbvTSNi.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\kinit.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\keytool.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE	KbvTSNi.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE	KbvTSNi.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\140.0.7339.81\notification_helper.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\orbd.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\policytool.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\policytool.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	KbvTSNi.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe	KbvTSNi.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe	KbvTSNi.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe	KbvTSNi.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmid.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\schemagen.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoasb.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstack.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE	KbvTSNi.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Windows Defender Advanced Threat Protection\SenseCM.exe	KbvTSNi.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe	KbvTSNi.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Windows Defender Advanced Threat Protection\SenseIdentity.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\keytool.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE	KbvTSNi.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SecHealthUI_1000.26100.1.0_x64__8wekyb3d8bbwe\SecHealthUI.exe	KbvTSNi.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe	KbvTSNi.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE	KbvTSNi.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE	KbvTSNi.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe	KbvTSNi.exe
File opened for modification	C:\Program Files\Windows Defender Advanced Threat Protection\SenseImdsCollector.exe	KbvTSNi.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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.

execution

Windows Command Shell

T1059.003

pid	Process
2652	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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-08_32aa9947d6c27ad4f59762a6271fcc4f_amadey_elex_smoke-loader_wannacry_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	KbvTSNi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A8CDFF1C-4878-43be-B5FD-F8091C1C60D0}\Instance\	2026-08-08_32aa9947d6c27ad4f59762a6271fcc4f_amadey_elex_smoke-loader_wannacry_wapomi.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2060	2026-08-08_32aa9947d6c27ad4f59762a6271fcc4f_amadey_elex_smoke-loader_wannacry_wapomi.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeRestorePrivilege	2060	2026-08-08_32aa9947d6c27ad4f59762a6271fcc4f_amadey_elex_smoke-loader_wannacry_wapomi.exe
Token: 35	2060	2026-08-08_32aa9947d6c27ad4f59762a6271fcc4f_amadey_elex_smoke-loader_wannacry_wapomi.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2060 wrote to memory of 5360	2060	2026-08-08_32aa9947d6c27ad4f59762a6271fcc4f_amadey_elex_smoke-loader_wannacry_wapomi.exe	89
PID 5360 wrote to memory of 2652	5360	KbvTSNi.exe	91

C:\Users\Admin\AppData\Local\Temp\2026-08-08_32aa9947d6c27ad4f59762a6271fcc4f_amadey_elex_smoke-loader_wannacry_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-08_32aa9947d6c27ad4f59762a6271fcc4f_amadey_elex_smoke-loader_wannacry_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2060
- C:\Users\Admin\AppData\Local\Temp\KbvTSNi.exe
  C:\Users\Admin\AppData\Local\Temp\KbvTSNi.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5360
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\25ee2478.bat" "
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    PID:2652

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

k2[1].rar

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\E87YDITC\k2[1].rar
Size 1B
SHA256 01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b
MD5 68b329da9893e34099c7d8ad5cb9c940
SHA1 adc83b19e793491b1c6ea0fd8b46cd9f32e592fc
SHA512 be688838ca8686e5c90689bf2ab585cef1137c999b48c70b92f67a5c34dc15697b5d11c982ed6d71be1e1e7f7b4e0733884aa97c3f7a339a8ed03577cf74be09
MD5 SHA1 SHA512

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25ee2478.bat

Path C:\Users\Admin\AppData\Local\Temp\25ee2478.bat
Size 189B
SHA256 9f7defb505d68fb99335d48b9b6085beb7c4cb81fe8f65229c71aee0fc0c4687
MD5 4853ab62bf6ef281b37e0a499ff82ede
SHA1 9ad434166e6a354c6a9b212f99c87729478df305
SHA512 983a69cc0e87fd79588b208dbc502ff0c6335875e6fdef27b4984bb644bd1d19ad46124656dbccca968ed95df36f44ce7b303cb63a3420b3dad47bbbe117337e
TLSH
T130C01202C3C6C65F1864526716E1714CC0A6097C7B49AB214B21CC5E71D640DFBC7341
MD5 SHA1 SHA512 TLSH

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31FA045D.exe

Path C:\Users\Admin\AppData\Local\Temp\31FA045D.exe
Size 1B
SHA256 08f271887ce94707da822d5263bae19d5519cb3614e0daedc4c7ce5dab7473f1
MD5 69691c7bdcc3ce6d5d8a1361f22d04ac
SHA1 c63ae6dd4fc9f9dda66970e827d13f7c73fe841c
SHA512 253405e03b91441a6dd354a9b72e040068b1bfe10e83eb1a64a086c05525d8ccae2bf09130c624af50d55c3522a4fbb7c18cfc8dd843e5f4801d9ad2b5164b12
MD5 SHA1 SHA512

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KbvTSNi.exe

Path C:\Users\Admin\AppData\Local\Temp\KbvTSNi.exe
Size 15KB
SHA256 4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
MD5 56b2c3810dba2e939a8bb9fa36d3cf96
SHA1 99ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA512 27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e
SSDEEP 384:7XZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:1QGPL4vzZq2o9W7GsxBbPr
TLSH
T10B62BFB34EC098FFC4CD353340823687CB7B4670DABA617F826288372895E19AC55595
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/2060-0-0x0000000000A20000-0x0000000000AC1000-memory.dmp

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memory/2060-40-0x0000000000A20000-0x0000000000AC1000-memory.dmp

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memory/5360-5-0x00000000001F0000-0x00000000001F9000-memory.dmp

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memory/5360-41-0x00000000001F0000-0x00000000001F9000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads