bdaejec | 47c887405480c843b10d795b819fdde8624f3f46c9210635b452fce77a6f999f

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21/01/2025, 02:44

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General

Target

2025-01-21_d1f8dcb563b63db7073d2334851adfd1_smoke-loader_wapomi.exe
Size

58KB
MD5

d1f8dcb563b63db7073d2334851adfd1
SHA1

7c3ae9fd45cf7d903689b65d123320b26780b3a9
SHA256

47c887405480c843b10d795b819fdde8624f3f46c9210635b452fce77a6f999f
SHA512

41971871ea33e1550ea673f325d2cf47b5050a4336b56adb68f8c1ef2c968f1913b700ba11d7c4e1030e5d28e83f9b21ad504a48d111a3ccef3bc10b8e7af947
SSDEEP

768:Z5m+28z1keG1Genz00tur2OzZPSZAHWyxy+57QFlQGPL4vzZq2o9W7GsxBbPr:zv28p0hAmuyOzZPdxP5SCGCq2iW7z

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/4728-8-0x0000000000C20000-0x0000000000C29000-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/0x0008000000023ca4-4.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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	RViisd.exe

Executes dropped EXE 1 IoCs

pid	Process
4728	RViisd.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE	RViisd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE	RViisd.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	RViisd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe	RViisd.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe	RViisd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javapackager.exe	RViisd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstack.exe	RViisd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE	RViisd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Microsoft.Notes.exe	RViisd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe	RViisd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe	RViisd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe	RViisd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE	RViisd.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	RViisd.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	RViisd.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	RViisd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\klist.exe	RViisd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe	RViisd.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe	RViisd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe	RViisd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe	RViisd.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe	RViisd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe	RViisd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe	RViisd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe	RViisd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe	RViisd.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe	RViisd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msotd.exe	RViisd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe	RViisd.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe	RViisd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVLP.exe	RViisd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE	RViisd.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe	RViisd.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\createdump.exe	RViisd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe	RViisd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe	RViisd.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\policytool.exe	RViisd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE	RViisd.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe	RViisd.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	RViisd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe	RViisd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\schemagen.exe	RViisd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe	RViisd.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	RViisd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE	RViisd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe	RViisd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe	RViisd.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe	RViisd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	RViisd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe	RViisd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.exe	RViisd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jhat.exe	RViisd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jinfo.exe	RViisd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe	RViisd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe	RViisd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE	RViisd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe	RViisd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE	RViisd.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe	RViisd.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	RViisd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jconsole.exe	RViisd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe	RViisd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe	RViisd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe	RViisd.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\INF\setupapi.dev.log	2025-01-21_d1f8dcb563b63db7073d2334851adfd1_smoke-loader_wapomi.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	2025-01-21_d1f8dcb563b63db7073d2334851adfd1_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RViisd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2476 wrote to memory of 4728	2476	2025-01-21_d1f8dcb563b63db7073d2334851adfd1_smoke-loader_wapomi.exe	84
PID 2476 wrote to memory of 4728	2476	2025-01-21_d1f8dcb563b63db7073d2334851adfd1_smoke-loader_wapomi.exe	84
PID 2476 wrote to memory of 4728	2476	2025-01-21_d1f8dcb563b63db7073d2334851adfd1_smoke-loader_wapomi.exe	84
PID 4728 wrote to memory of 2896	4728	RViisd.exe	101
PID 4728 wrote to memory of 2896	4728	RViisd.exe	101
PID 4728 wrote to memory of 2896	4728	RViisd.exe	101

C:\Users\Admin\AppData\Local\Temp\2025-01-21_d1f8dcb563b63db7073d2334851adfd1_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-21_d1f8dcb563b63db7073d2334851adfd1_smoke-loader_wapomi.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2476
- C:\Users\Admin\AppData\Local\Temp\RViisd.exe
  C:\Users\Admin\AppData\Local\Temp\RViisd.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:4728
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\4e211594.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2896

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\4e211594.bat

Filesize
187B

MD5
010d5cd54c5a9916824ca0d3b1fbef51

SHA1
316fe5509fb212ffe12d045246398af2671ca9c1

SHA256
107aa3e1648b5a4062126ab5f86340facea156e83986101d27aa446ecb163ec6

SHA512
89f3aa7e55bf38d8e41ff0081151a5e4e0f89a34577c86d5f0e4d2b5bff316a7cf506c1a4d6bc13e1beaa4bf17df998615ac5ebf3d3bc06b6c7944ad141ad03f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2476-0-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2476-6-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/4728-5-0x0000000000C20000-0x0000000000C29000-memory.dmp

Filesize
36KB

Download
memory/4728-8-0x0000000000C20000-0x0000000000C29000-memory.dmp

Filesize
36KB

Download