bdaejec | b2eb61be021024aceaafba11917898228de47877765911190c667546830d914d

Analysis

max time kernel
100s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20250211-en
resource tags

arch:x64arch:x86image:win10v2004-20250211-enlocale:en-usos:windows10-2004-x64system
submitted
14-02-2025 17:23

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General

Target

2025-02-14_00d3e6531ae556544dc5fe9409548b8c_smoke-loader_wapomi.exe
Size

80KB
MD5

00d3e6531ae556544dc5fe9409548b8c
SHA1

50f43d680df4fbf5f889545d1b8dad329ad87f9d
SHA256

b2eb61be021024aceaafba11917898228de47877765911190c667546830d914d
SHA512

2be1e162853531c814fc10d1a9221ab6eb1d4dbc8648433e747711f5787de90f962cf36e4301a47e0190538f3a75b61a687220c6e5a53cffd18142dd1b46e308
SSDEEP

1536:RfnLq01weW5yX3jFxv49Nu4GhQmHGCq2iW7z:Y3ysTGhQkGCH

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
behavioral2/memory/2340-22-0x0000000000770000-0x0000000000779000-memory.dmp	family_bdaejec_backdoor

Downloads MZ/PE file 1 IoCs

flow	pid	Process
46	3868	Process not Found

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral2/files/0x000b000000023cef-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-1-5-21-3296967594-3563063956-581523229-1000\Control Panel\International\Geo\Nation	nljnZB.exe

Executes dropped EXE 1 IoCs

pid	Process
2340	nljnZB.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	nljnZB.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe	nljnZB.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe	nljnZB.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_2.34.28001.0_x64__8wekyb3d8bbwe\GameBar.exe	nljnZB.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe	nljnZB.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	nljnZB.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE	nljnZB.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE	nljnZB.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteshare.exe	nljnZB.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe	nljnZB.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe	nljnZB.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe	nljnZB.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe	nljnZB.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaws.exe	nljnZB.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\schemagen.exe	nljnZB.exe
File opened for modification	C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE	nljnZB.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX40.exe	nljnZB.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	nljnZB.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe	nljnZB.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe	nljnZB.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaw.exe	nljnZB.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\SoundRec.exe	nljnZB.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe	nljnZB.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoev.exe	nljnZB.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java-rmi.exe	nljnZB.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE	nljnZB.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE	nljnZB.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe	nljnZB.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	nljnZB.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jar.exe	nljnZB.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe	nljnZB.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe	nljnZB.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe	nljnZB.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateComRegisterShell64.exe	nljnZB.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe	nljnZB.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Integrator.exe	nljnZB.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE	nljnZB.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe	nljnZB.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe	nljnZB.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.exe	nljnZB.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe	nljnZB.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\XboxApp.exe	nljnZB.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe	nljnZB.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jmap.exe	nljnZB.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\klist.exe	nljnZB.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe	nljnZB.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe	nljnZB.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\keytool.exe	nljnZB.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE	nljnZB.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	nljnZB.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe	nljnZB.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE	nljnZB.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe	nljnZB.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javah.exe	nljnZB.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\orbd.exe	nljnZB.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe	nljnZB.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe	nljnZB.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Microsoft.Notes.exe	nljnZB.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe	nljnZB.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.123\chrome_installer.exe	nljnZB.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe	nljnZB.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe	nljnZB.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE	nljnZB.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	nljnZB.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 4 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-02-14_00d3e6531ae556544dc5fe9409548b8c_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nljnZB.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
3352	MicrosoftEdgeUpdate.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 972 wrote to memory of 2340	972	2025-02-14_00d3e6531ae556544dc5fe9409548b8c_smoke-loader_wapomi.exe	89
PID 972 wrote to memory of 2340	972	2025-02-14_00d3e6531ae556544dc5fe9409548b8c_smoke-loader_wapomi.exe	89
PID 972 wrote to memory of 2340	972	2025-02-14_00d3e6531ae556544dc5fe9409548b8c_smoke-loader_wapomi.exe	89
PID 2340 wrote to memory of 2240	2340	nljnZB.exe	102
PID 2340 wrote to memory of 2240	2340	nljnZB.exe	102
PID 2340 wrote to memory of 2240	2340	nljnZB.exe	102

C:\Users\Admin\AppData\Local\Temp\2025-02-14_00d3e6531ae556544dc5fe9409548b8c_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-14_00d3e6531ae556544dc5fe9409548b8c_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:972
- C:\Users\Admin\AppData\Local\Temp\nljnZB.exe
  C:\Users\Admin\AppData\Local\Temp\nljnZB.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:2340
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7b8d02d4.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2240

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIzIiBpbnN0YWxsZGF0ZXRpbWU9IjE3MzkyODIxNjkiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4Mzc1MzE4NTEwMTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MDUyNjkzMTYyIi8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:3352

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

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\OEEYYCOE\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\7BE131A7.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\7b8d02d4.bat

Filesize
187B

MD5
0a42219fc9f576653bf8bf2cd5348b3a

SHA1
83aea9eabcaa48abc7cd6bbbeabee65483f4cb36

SHA256
2b0becbbd1b76d5a62510056e9088ddea0a5f4d7983252e7074a922457645c2e

SHA512
0498918f0d26303fbcf5891a2a8dbc0a46bd6493a413a0d70d965c2a8d80e12c89fcf4fd92053966891ed5ddfe009176d70714055c13fc544d23ad10d8abfe6d

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

Filesize
15KB

MD5
f7d21de5c4e81341eccd280c11ddcc9a

SHA1
d4e9ef10d7685d491583c6fa93ae5d9105d815bd

SHA256
4485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794

SHA512
e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3

Download Submit
memory/972-0-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/972-6-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2340-5-0x0000000000770000-0x0000000000779000-memory.dmp

Filesize
36KB

Download
memory/2340-22-0x0000000000770000-0x0000000000779000-memory.dmp

Filesize
36KB

Download