bdaejec | 38f9fd9e3fd8ec873d9c7aaad8cc7ad17c63c5c513c2023a10799be3ca5ea92a

Analysis

max time kernel
107s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
21/03/2025, 14:51

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General

Target

2025-03-21_eb55c7370d2385acc8900a98d162e3dc_smoke-loader_wapomi.exe
Size

42KB
MD5

eb55c7370d2385acc8900a98d162e3dc
SHA1

a71d03108f3c2175666a0b5b240bac574cbc3de7
SHA256

38f9fd9e3fd8ec873d9c7aaad8cc7ad17c63c5c513c2023a10799be3ca5ea92a
SHA512

7da63ba10f0bbb215f0bf5a0855a36e58a6ea24b04dd28bade08b9627f9b376201004030d3debd57867d1107c674d28763ac8f09c20cfeb8808958c9b7204629
SSDEEP

768:5ofFhw9NkRKFqIA4Q0ndmMI15glZBfD5qQGPL4vzZq2o9W7GsxBbPr:WaKK3mM45ghb5JGCq2iW7z

Score

10^/10

bdaejec aspackv2 backdoor discovery upx

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
behavioral2/memory/5436-8-0x00000000006D0000-0x00000000006D9000-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
behavioral2/files/0x0008000000024207-3.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-1-5-21-1062200478-553497403-3857448183-1000\Control Panel\International\Geo\Nation	dcDqgY.exe

Executes dropped EXE 1 IoCs

pid	Process
5436	dcDqgY.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3556-0-0x0000000000400000-0x000000000041B000-memory.dmp	upx
behavioral2/memory/3556-6-0x0000000000400000-0x000000000041B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoia.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msotd.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe	dcDqgY.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\kinit.exe	dcDqgY.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	dcDqgY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE	dcDqgY.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\servertool.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\orbd.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\133.0.6943.60\notification_helper.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstatd.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE	dcDqgY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE	dcDqgY.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstaller.exe	dcDqgY.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE	dcDqgY.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	dcDqgY.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jjs.exe	dcDqgY.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe	dcDqgY.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe	dcDqgY.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\XboxApp.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	dcDqgY.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\133.0.6943.60\elevation_service.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe	dcDqgY.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\codecpacks.heif.exe	dcDqgY.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	dcDqgY.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\133.0.6943.60\os_update_handler.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jconsole.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jabswitch.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmid.exe	dcDqgY.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\ktab.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe	dcDqgY.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe	dcDqgY.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe	dcDqgY.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	dcDqgY.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\extcheck.exe	dcDqgY.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	dcDqgY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE	dcDqgY.exe
File opened for modification	C:\Program Files (x86)\Google\GoogleUpdater\134.0.6985.0\disabledupdater.exe	dcDqgY.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	dcDqgY.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe	dcDqgY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE	dcDqgY.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe	dcDqgY.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	2025-03-21_eb55c7370d2385acc8900a98d162e3dc_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dcDqgY.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3556 wrote to memory of 5436	3556	2025-03-21_eb55c7370d2385acc8900a98d162e3dc_smoke-loader_wapomi.exe	89
PID 3556 wrote to memory of 5436	3556	2025-03-21_eb55c7370d2385acc8900a98d162e3dc_smoke-loader_wapomi.exe	89
PID 3556 wrote to memory of 5436	3556	2025-03-21_eb55c7370d2385acc8900a98d162e3dc_smoke-loader_wapomi.exe	89
PID 5436 wrote to memory of 2316	5436	dcDqgY.exe	110
PID 5436 wrote to memory of 2316	5436	dcDqgY.exe	110
PID 5436 wrote to memory of 2316	5436	dcDqgY.exe	110

C:\Users\Admin\AppData\Local\Temp\2025-03-21_eb55c7370d2385acc8900a98d162e3dc_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-03-21_eb55c7370d2385acc8900a98d162e3dc_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3556
- C:\Users\Admin\AppData\Local\Temp\dcDqgY.exe
  C:\Users\Admin\AppData\Local\Temp\dcDqgY.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:5436
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\4b7f1bcc.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2316

Network

MITRE ATT&CK Enterprise v15

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\4b7f1bcc.bat

Filesize
187B

MD5
c79fd896b453774bd7bc5a2a621ca838

SHA1
b3abdd106e5ab3aa4fc0917572844c29bfb6c842

SHA256
5be327f21db20976305fa462441138f9c1571a7e4e39913c0b9e121a03a33fdb

SHA512
c5f73aa78f8fa45b0caeb5f2f4176f4343164037090a190d5ccd814ac06012418a4ba64b089b8dfce693924fdb5e529f719de46aade0e6bf8674ef7e0bebf0f9

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/3556-0-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3556-6-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/5436-4-0x00000000006D0000-0x00000000006D9000-memory.dmp

Filesize
36KB

Download
memory/5436-8-0x00000000006D0000-0x00000000006D9000-memory.dmp

Filesize
36KB

Download