bdaejec | 18c3a37c21336c521f63c8d0a396c5653b3c622ebf3a4aa4b754eb619698d2a5

Analysis

max time kernel
104s
max time network
105s
platform
windows10-2004_x64
resource
win10v2004-20250313-en
resource tags

arch:x64arch:x86image:win10v2004-20250313-enlocale:en-usos:windows10-2004-x64system
submitted
18/04/2025, 08:41

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General

Target

2025-04-18_355f0d118e526eb1a685852f1fa53ef8_elex_smoke-loader_wapomi.exe
Size

22KB
MD5

355f0d118e526eb1a685852f1fa53ef8
SHA1

2208155f2d2c0c1609f8d8704719e34b4cb05ec4
SHA256

18c3a37c21336c521f63c8d0a396c5653b3c622ebf3a4aa4b754eb619698d2a5
SHA512

e53d30f38170af231112bfe1e8ff2963f28626fa89da796bb5eedb832b4bfa1d93bceb46eae6e7673e279608646b6f8c12b455d99a2aa4b6a15c4531e048ef9e
SSDEEP

384:e4HQ3yW1XS7XZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:ryRi1QGPL4vzZq2o9W7GsxBbPr

Score

10^/10

bdaejec aspackv2 backdoor discovery

Malware Config

Extracted

Family

bdaejec

ddos.dnsnb8.net

Signatures

Bdaejec
Bdaejec is a backdoor written in C++.
backdoor bdaejec
Bdaejec family
bdaejec

Detects Bdaejec Backdoor. 1 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral1/memory/2244-15-0x0000000000FB0000-0x0000000000FB9000-memory.dmp	family_bdaejec_backdoor

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral1/files/0x000c00000002333a-3.dat	aspack_v212_v242

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\Control Panel\International\Geo\Nation	FVfDYb.exe

Executes dropped EXE 1 IoCs

pid	Process
2244	FVfDYb.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ssvagent.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe	FVfDYb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\133.0.6943.60\Installer\chrmstp.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaw.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Mozilla Firefox\nmhproxy.exe	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE	FVfDYb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_2.34.28001.0_x64__8wekyb3d8bbwe\GameBar.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe	FVfDYb.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	FVfDYb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE	FVfDYb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe	FVfDYb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe	FVfDYb.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE	FVfDYb.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsgen.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe	FVfDYb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe	FVfDYb.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe	FVfDYb.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Windows Security\BrowserCore\BrowserCore.exe	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe	FVfDYb.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Video.UI.exe	FVfDYb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\ktab.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe	FVfDYb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmid.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\kinit.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\pack200.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java-rmi.exe	FVfDYb.exe

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

System Information Discovery
T1082

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	2025-04-18_355f0d118e526eb1a685852f1fa53ef8_elex_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	FVfDYb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2128 wrote to memory of 2244	2128	2025-04-18_355f0d118e526eb1a685852f1fa53ef8_elex_smoke-loader_wapomi.exe	84
PID 2128 wrote to memory of 2244	2128	2025-04-18_355f0d118e526eb1a685852f1fa53ef8_elex_smoke-loader_wapomi.exe	84
PID 2128 wrote to memory of 2244	2128	2025-04-18_355f0d118e526eb1a685852f1fa53ef8_elex_smoke-loader_wapomi.exe	84
PID 2244 wrote to memory of 4536	2244	FVfDYb.exe	89
PID 2244 wrote to memory of 4536	2244	FVfDYb.exe	89
PID 2244 wrote to memory of 4536	2244	FVfDYb.exe	89

C:\Users\Admin\AppData\Local\Temp\2025-04-18_355f0d118e526eb1a685852f1fa53ef8_elex_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-04-18_355f0d118e526eb1a685852f1fa53ef8_elex_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Users\Admin\AppData\Local\Temp\FVfDYb.exe
  C:\Users\Admin\AppData\Local\Temp\FVfDYb.exe
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2244
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\649b2b8b.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4536

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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

C:\Users\Admin\AppData\Local\Temp\649b2b8b.bat

Filesize
187B

MD5
70d7b7bf54c9383f3df765a475600038

SHA1
84975e59a029bc959774938bfd0dc9bcc9d4e07c

SHA256
b4e8c21a669e13a5b128b771cddbe793ab8abf168a8638d802187528a342d9a4

SHA512
0f34c21f2f88d52bad8f319b92147666daff204b93e7b7a163ae63d2c77aeed204f8586e55fd152f6c898424f21b57c2c25bd3f1bbb990601a490d9afd6a3648

Download Submit
C:\Users\Admin\AppData\Local\Temp\FVfDYb.exe

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2128-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2128-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2244-4-0x0000000000FB0000-0x0000000000FB9000-memory.dmp

Filesize
36KB

Download
memory/2244-15-0x0000000000FB0000-0x0000000000FB9000-memory.dmp

Filesize
36KB

Download