bdaejec | ad7968b5d4367681d7127a3c10e51f7852d70e23f56f49bb33938320aed7200f

Analysis

max time kernel
94s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
24/02/2025, 17:56

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General

Target

ad7968b5d4367681d7127a3c10e51f7852d70e23f56f49bb33938320aed7200f.exe
Size

686KB
MD5

e2ca2c32c5e581c429f7a4b35f398380
SHA1

3783bd830db19cc92e6bf02029ed2976fe8af6a3
SHA256

ad7968b5d4367681d7127a3c10e51f7852d70e23f56f49bb33938320aed7200f
SHA512

8a5da2a2c5d30405dce12e6d1c2a7332da052832076decc2fca468218e1646883a502a85239f14fbf7b5e1a5333e2b46cdb942d02661f0a90113417ea72a2400
SSDEEP

12288:Pz14TZYCdvf/WCCr8+bNlz+OeO+OeNhBBhhBBHClpYZjMsYEe1azQ3+04DdibJn/:Pq1fObNlS3OsQaKZSqw7m9dgkb

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/2360-46-0x0000000000810000-0x0000000000819000-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/0x000c000000023c09-3.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-1-5-21-1170604239-850860757-3112005715-1000\Control Panel\International\Geo\Nation	CMkqRc.exe

Executes dropped EXE 1 IoCs

pid	Process
2360	CMkqRc.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe	CMkqRc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe	CMkqRc.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\createdump.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\extcheck.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\servertool.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.Loader.exe	CMkqRc.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe	CMkqRc.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE	CMkqRc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe	CMkqRc.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe	CMkqRc.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateComRegisterShell64.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jmap.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	CMkqRc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe	CMkqRc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe	CMkqRc.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\kinit.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE	CMkqRc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\serialver.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoasb.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE	CMkqRc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe	CMkqRc.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe	CMkqRc.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE	CMkqRc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE	CMkqRc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe	CMkqRc.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe	CMkqRc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe	CMkqRc.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\xjc.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ssvagent.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoia.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE	CMkqRc.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_pwa_launcher.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\pack200.exe	CMkqRc.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	CMkqRc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe	CMkqRc.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe	CMkqRc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe	CMkqRc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javapackager.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java-rmi.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\keytool.exe	CMkqRc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe	CMkqRc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jabswitch.exe	CMkqRc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_2.34.28001.0_x64__8wekyb3d8bbwe\GameBar.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe	CMkqRc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe	CMkqRc.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	ad7968b5d4367681d7127a3c10e51f7852d70e23f56f49bb33938320aed7200f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CMkqRc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1572 wrote to memory of 2360	1572	ad7968b5d4367681d7127a3c10e51f7852d70e23f56f49bb33938320aed7200f.exe	84
PID 1572 wrote to memory of 2360	1572	ad7968b5d4367681d7127a3c10e51f7852d70e23f56f49bb33938320aed7200f.exe	84
PID 1572 wrote to memory of 2360	1572	ad7968b5d4367681d7127a3c10e51f7852d70e23f56f49bb33938320aed7200f.exe	84
PID 2360 wrote to memory of 3432	2360	CMkqRc.exe	90
PID 2360 wrote to memory of 3432	2360	CMkqRc.exe	90
PID 2360 wrote to memory of 3432	2360	CMkqRc.exe	90

C:\Users\Admin\AppData\Local\Temp\ad7968b5d4367681d7127a3c10e51f7852d70e23f56f49bb33938320aed7200f.exe
"C:\Users\Admin\AppData\Local\Temp\ad7968b5d4367681d7127a3c10e51f7852d70e23f56f49bb33938320aed7200f.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1572
- C:\Users\Admin\AppData\Local\Temp\CMkqRc.exe
  C:\Users\Admin\AppData\Local\Temp\CMkqRc.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:2360
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\64803011.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3432

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\07I069W9\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\123A7341.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\64803011.bat

Filesize
187B

MD5
a2d2e8d6418520b084830f919f3f45aa

SHA1
2bebc2ad922377d495275f07dde3b1ba2564c99a

SHA256
1c5cd2827cd5ae4921e1fa7d7a1b3fabe71899cd309f782080ae347987919a40

SHA512
3534b002fd20807ee5f99bbae39a6f80722df21e59c185b3d3bf91c06199ed0fd3ab1d4768b7ae3e304669ae0a995e4de709ec38c68a2afbad71ec593323f0be

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1572-0-0x0000000000FE0000-0x0000000001092000-memory.dmp

Filesize
712KB

Download
memory/1572-6-0x0000000000FE0000-0x0000000001092000-memory.dmp

Filesize
712KB

Download
memory/2360-4-0x0000000000810000-0x0000000000819000-memory.dmp

Filesize
36KB

Download
memory/2360-46-0x0000000000810000-0x0000000000819000-memory.dmp

Filesize
36KB

Download