bdaejec | 38ccae04543812d46adb3f15bd5bbbb6de7191121296c93b83e704b8ba622fdc

Analysis

max time kernel
91s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 12:28

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General

Target

2024-12-25_d16da461f903ea1981d79783990f8868_smoke-loader_wapomi.exe
Size

58KB
MD5

d16da461f903ea1981d79783990f8868
SHA1

6e64df63bffbb67a5c2e9e2c5a72a5459a221954
SHA256

38ccae04543812d46adb3f15bd5bbbb6de7191121296c93b83e704b8ba622fdc
SHA512

a542ae346853ee9f61f9ba60c8031fdbb612de1119c7635585c3372d8a3157d89e5959a6b54b68f112ecdc915586092213ae9356e30082341fcf000c94056e22
SSDEEP

768:Z5m+28z1keG1Genz00tur2OzZPSZAHWyxy+57QiKQGPL4vzZq2o9W7GsxBbPr:zv28p0hAmuyOzZPdxP55pGCq2iW7z

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/4992-47-0x0000000000480000-0x0000000000489000-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/0x000b000000023b72-4.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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	xmUavgj.exe

Executes dropped EXE 1 IoCs

pid	Process
4992	xmUavgj.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstat.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\policytool.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE	xmUavgj.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	xmUavgj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe	xmUavgj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	xmUavgj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe	xmUavgj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstaller.exe	xmUavgj.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\extcheck.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaws.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE	xmUavgj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe	xmUavgj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Microsoft.Notes.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE	xmUavgj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe	xmUavgj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerPythonRedirector.exe	xmUavgj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe	xmUavgj.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\policytool.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ssvagent.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE	xmUavgj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe	xmUavgj.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{1D4B5551-822C-42C0-B673-53AB80587853}\chrome_installer.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe	xmUavgj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jcmd.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstack.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\ktab.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmid.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javacpl.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE	xmUavgj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE	xmUavgj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE	xmUavgj.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	xmUavgj.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe	xmUavgj.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe	xmUavgj.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateOnDemand.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jconsole.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\klist.exe	xmUavgj.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	xmUavgj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe	xmUavgj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe	xmUavgj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe	xmUavgj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\pack200.exe	xmUavgj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe	xmUavgj.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxOutlook.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstatd.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\servertool.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe	xmUavgj.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	xmUavgj.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\INF\setupapi.dev.log	2024-12-25_d16da461f903ea1981d79783990f8868_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	2024-12-25_d16da461f903ea1981d79783990f8868_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	xmUavgj.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 4992	3016	2024-12-25_d16da461f903ea1981d79783990f8868_smoke-loader_wapomi.exe	84
PID 3016 wrote to memory of 4992	3016	2024-12-25_d16da461f903ea1981d79783990f8868_smoke-loader_wapomi.exe	84
PID 3016 wrote to memory of 4992	3016	2024-12-25_d16da461f903ea1981d79783990f8868_smoke-loader_wapomi.exe	84
PID 4992 wrote to memory of 3224	4992	xmUavgj.exe	85
PID 4992 wrote to memory of 3224	4992	xmUavgj.exe	85
PID 4992 wrote to memory of 3224	4992	xmUavgj.exe	85

C:\Users\Admin\AppData\Local\Temp\2024-12-25_d16da461f903ea1981d79783990f8868_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-25_d16da461f903ea1981d79783990f8868_smoke-loader_wapomi.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Users\Admin\AppData\Local\Temp\xmUavgj.exe
  C:\Users\Admin\AppData\Local\Temp\xmUavgj.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:4992
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\081e7afb.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3224

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\081e7afb.bat

Filesize
189B

MD5
3c6ea0c03260dec128636ba9e398a1fd

SHA1
2529ed73f7323ac6bec547f9fad7b8e1d6c12ae3

SHA256
445adeb7fe0692ecdfa7324d4e5201c1d52cb859c33bae1dd9065ba20db213b1

SHA512
fcdc7d34f73dfbc19b84e9ff7631aab6d9c50352cc5edccce77121fdeebd09c3973a7d3681b71b5a99397d5059c5969cddad072a0a6ab63ad902fb4130e54ead

Download Submit
C:\Users\Admin\AppData\Local\Temp\153C3084.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/3016-0-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3016-6-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/4992-5-0x0000000000480000-0x0000000000489000-memory.dmp

Filesize
36KB

Download
memory/4992-47-0x0000000000480000-0x0000000000489000-memory.dmp

Filesize
36KB

Download