bdaejec | eadced6bc3feda6b4f2bc431eacbe8dc04e5aa288fb9d759e135b21070a8b919

Analysis

max time kernel
110s
max time network
105s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15-01-2025 22:07

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General

Target

2025-01-15_03365d21e794d7fc0b590a928b76fdaa_smoke-loader_wapomi.exe
Size

728KB
MD5

03365d21e794d7fc0b590a928b76fdaa
SHA1

43cbeaad0f2ca5e5de4aa3b9e47c6070f6f24ed0
SHA256

eadced6bc3feda6b4f2bc431eacbe8dc04e5aa288fb9d759e135b21070a8b919
SHA512

c8a490827aa911a1ef6fd36d36ba220b6f5504014d900e18a37ce2988150bcc79a2f99f689c673b661da5e6eb8c638ac8adb77283d6398c02dcd7b23798b7dd5
SSDEEP

12288:gU+9H3900EJqrekLEyTYQcDL/TNuUCziP6VFGO5lrEaKYNtcBvAuvlee2NCFbLkK:gU+9XNrenyktDLdYNtcdvQNC9wHAP5c6

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/3164-29-0x0000000000E40000-0x0000000000E49000-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/0x000a000000023c07-3.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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	OekxfP.exe

Executes dropped EXE 1 IoCs

pid	Process
3164	OekxfP.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX40.exe	OekxfP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE	OekxfP.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	OekxfP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe	OekxfP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmid.exe	OekxfP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe	OekxfP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jconsole.exe	OekxfP.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe	OekxfP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\orbd.exe	OekxfP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe	OekxfP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE	OekxfP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jjs.exe	OekxfP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstat.exe	OekxfP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe	OekxfP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoia.exe	OekxfP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe	OekxfP.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe	OekxfP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe	OekxfP.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	OekxfP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe	OekxfP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	OekxfP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe	OekxfP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe	OekxfP.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe	OekxfP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\keytool.exe	OekxfP.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	OekxfP.exe
File opened for modification	C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE	OekxfP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE	OekxfP.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe	OekxfP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javah.exe	OekxfP.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\servertool.exe	OekxfP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe	OekxfP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe	OekxfP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	OekxfP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jps.exe	OekxfP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe	OekxfP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe	OekxfP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe	OekxfP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoasb.exe	OekxfP.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java.exe	OekxfP.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe	OekxfP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe	OekxfP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe	OekxfP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe	OekxfP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe	OekxfP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe	OekxfP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe	OekxfP.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	OekxfP.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.123\chrome_installer.exe	OekxfP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe	OekxfP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE	OekxfP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\policytool.exe	OekxfP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe	OekxfP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE	OekxfP.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	OekxfP.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	OekxfP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\pack200.exe	OekxfP.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\keytool.exe	OekxfP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE	OekxfP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe	OekxfP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Microsoft.Notes.exe	OekxfP.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	OekxfP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\schemagen.exe	OekxfP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe	OekxfP.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	OekxfP.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-15_03365d21e794d7fc0b590a928b76fdaa_smoke-loader_wapomi.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4176	2025-01-15_03365d21e794d7fc0b590a928b76fdaa_smoke-loader_wapomi.exe
4176	2025-01-15_03365d21e794d7fc0b590a928b76fdaa_smoke-loader_wapomi.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4176	2025-01-15_03365d21e794d7fc0b590a928b76fdaa_smoke-loader_wapomi.exe
4176	2025-01-15_03365d21e794d7fc0b590a928b76fdaa_smoke-loader_wapomi.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4176	2025-01-15_03365d21e794d7fc0b590a928b76fdaa_smoke-loader_wapomi.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4176 wrote to memory of 3164	4176	2025-01-15_03365d21e794d7fc0b590a928b76fdaa_smoke-loader_wapomi.exe	83
PID 4176 wrote to memory of 3164	4176	2025-01-15_03365d21e794d7fc0b590a928b76fdaa_smoke-loader_wapomi.exe	83
PID 4176 wrote to memory of 3164	4176	2025-01-15_03365d21e794d7fc0b590a928b76fdaa_smoke-loader_wapomi.exe	83
PID 3164 wrote to memory of 2116	3164	OekxfP.exe	101
PID 3164 wrote to memory of 2116	3164	OekxfP.exe	101
PID 3164 wrote to memory of 2116	3164	OekxfP.exe	101

C:\Users\Admin\AppData\Local\Temp\2025-01-15_03365d21e794d7fc0b590a928b76fdaa_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-15_03365d21e794d7fc0b590a928b76fdaa_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4176
- C:\Users\Admin\AppData\Local\Temp\OekxfP.exe
  C:\Users\Admin\AppData\Local\Temp\OekxfP.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:3164
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\18de343a.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2116

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\VKYZDMA5\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\18de343a.bat

Filesize
187B

MD5
5c88c31e97c39957468ac217c56fb994

SHA1
ec53dc71a559526b9f08200f43559047ed0ae91c

SHA256
b32d2393ff87e8a8836d431d74887d5e5d512a919674d6fc02bec56697da9490

SHA512
861a48810e8006c2c00a98f18e48102b1bb18a38cffdb276764aa066e8075c20a0909baf8f16bc993408e5d2a879de2bba26f32781a4dc6aff5cf494d5cc0615

Download Submit
C:\Users\Admin\AppData\Local\Temp\5E3457B2.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/3164-4-0x0000000000E40000-0x0000000000E49000-memory.dmp

Filesize
36KB

Download
memory/3164-29-0x0000000000E40000-0x0000000000E49000-memory.dmp

Filesize
36KB

Download
memory/4176-0-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download
memory/4176-28-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download