bdaejec | dd0cd7312c9b9ae3f4d09e79d92f0fa30f1bbd624344f9df4b49ef12bdc846fc

Analysis

max time kernel
93s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-12-2024 11:37

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General

Target

2024-12-27_e5ce4da485e1f4b6ea91f9b47485a6df_smoke-loader_wapomi.exe
Size

208KB
MD5

e5ce4da485e1f4b6ea91f9b47485a6df
SHA1

12dcdfab499279c988764bb5b67b9ed97601d69b
SHA256

dd0cd7312c9b9ae3f4d09e79d92f0fa30f1bbd624344f9df4b49ef12bdc846fc
SHA512

824e54e17c7f5ebf68ed20e752ab9bbc49e2cc54d6f5b26579889e9b8140ad630ab37161d86245a507373b7cd29846d691134c149a4f1cc9ad288977f9c05fbd
SSDEEP

3072:1W8KaJvnsgaSIwi/cJimz+zQzBYTBf9pAXAZPuYQOZGCH:qkv1IHyz+zQeTBl2Muyc

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/3604-46-0x0000000000830000-0x0000000000839000-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/0x000c000000023ba0-5.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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	YrXwAJ.exe

Executes dropped EXE 1 IoCs

pid	Process
3604	YrXwAJ.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_2.34.28001.0_x64__8wekyb3d8bbwe\GameBar.exe	YrXwAJ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\keytool.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE	YrXwAJ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe	YrXwAJ.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\xjc.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE	YrXwAJ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Windows Security\BrowserCore\BrowserCore.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jconsole.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jhat.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jjs.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE	YrXwAJ.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\createdump.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\extcheck.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javacpl.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\idlj.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmic.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE	YrXwAJ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE	YrXwAJ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE	YrXwAJ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE	YrXwAJ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe	YrXwAJ.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msotd.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe	YrXwAJ.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jar.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\orbd.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmid.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstaller.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe	YrXwAJ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsgen.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe	YrXwAJ.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateOnDemand.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaw.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\servertool.exe	YrXwAJ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE	YrXwAJ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE	YrXwAJ.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	2024-12-27_e5ce4da485e1f4b6ea91f9b47485a6df_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	YrXwAJ.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 556 wrote to memory of 3604	556	2024-12-27_e5ce4da485e1f4b6ea91f9b47485a6df_smoke-loader_wapomi.exe	83
PID 556 wrote to memory of 3604	556	2024-12-27_e5ce4da485e1f4b6ea91f9b47485a6df_smoke-loader_wapomi.exe	83
PID 556 wrote to memory of 3604	556	2024-12-27_e5ce4da485e1f4b6ea91f9b47485a6df_smoke-loader_wapomi.exe	83
PID 3604 wrote to memory of 1680	3604	YrXwAJ.exe	84
PID 3604 wrote to memory of 1680	3604	YrXwAJ.exe	84
PID 3604 wrote to memory of 1680	3604	YrXwAJ.exe	84

C:\Users\Admin\AppData\Local\Temp\2024-12-27_e5ce4da485e1f4b6ea91f9b47485a6df_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-27_e5ce4da485e1f4b6ea91f9b47485a6df_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:556
- C:\Users\Admin\AppData\Local\Temp\YrXwAJ.exe
  C:\Users\Admin\AppData\Local\Temp\YrXwAJ.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:3604
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\16274578.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1680

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\Microsoft\Windows\INetCache\IE\M6JHG9EK\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\16274578.bat

Filesize
187B

MD5
20e414bea98148cd6c3ac8d9a844b6bd

SHA1
5e335132a6dc50bec79c47252f4d85c9f90cca6e

SHA256
21a6dc8a1de110adcb422556bc42ca2a987dc25114dcee8ee094fd579e374a37

SHA512
4cbdfce5a2851305c6f661ed5491167df86764da03007048ac953739953e18f5a9823d0023b390321e6670859c7f050d4b79ab099de1e492082de1a7c7498041

Download Submit
C:\Users\Admin\AppData\Local\Temp\67BC02FB.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/556-0-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/556-48-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3604-4-0x0000000000830000-0x0000000000839000-memory.dmp

Filesize
36KB

Download
memory/3604-46-0x0000000000830000-0x0000000000839000-memory.dmp

Filesize
36KB

Download