bdaejec | 9d64eec3ecff8689a32165502b955a466e9ba8a572e8cca8f1b669ae2b10b535

Analysis

max time kernel
125s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28-12-2024 17:41

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General

Target

9d64eec3ecff8689a32165502b955a466e9ba8a572e8cca8f1b669ae2b10b535.exe
Size

12.0MB
MD5

962ed0458f50bbed965b64bea56eb7cd
SHA1

d5dea36f823ff16bd47692d425681e62520767f2
SHA256

9d64eec3ecff8689a32165502b955a466e9ba8a572e8cca8f1b669ae2b10b535
SHA512

9440ac8b648f0ce3f042965fa3b17dad89a124e234f32a9e0f666ab7cc824c8852aa15d81af843a2413198c55957e2f9fb369e95044479be34dc51a049c4567b
SSDEEP

49152:s/KE1ld3/wAyJxVZp2bnbJ5eA+zlFTCTMqQ:s/KU9/pyJx9Y5elZ0T

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. 2 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral2/memory/1664-6-0x00000000006B0000-0x00000000006B9000-memory.dmp	family_bdaejec_backdoor
behavioral2/memory/1664-10-0x00000000006B0000-0x00000000006B9000-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/0x000b000000023bc4-2.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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	eWECYq.exe

Executes dropped EXE 1 IoCs

pid	Process
1664	eWECYq.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe	eWECYq.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe	eWECYq.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe	eWECYq.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdate.exe	eWECYq.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javac.exe	eWECYq.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe	eWECYq.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe	eWECYq.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe	eWECYq.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe	eWECYq.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe	eWECYq.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jjs.exe	eWECYq.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE	eWECYq.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	eWECYq.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe	eWECYq.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe	eWECYq.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java-rmi.exe	eWECYq.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe	eWECYq.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\XboxApp.exe	eWECYq.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe	eWECYq.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	eWECYq.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jhat.exe	eWECYq.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.exe	eWECYq.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Video.UI.exe	eWECYq.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javap.exe	eWECYq.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteshare.exe	eWECYq.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	eWECYq.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\serialver.exe	eWECYq.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVLP.exe	eWECYq.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE	eWECYq.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	eWECYq.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	eWECYq.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe	eWECYq.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe	eWECYq.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe	eWECYq.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe	eWECYq.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdb.exe	eWECYq.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe	eWECYq.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe	eWECYq.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe	eWECYq.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe	eWECYq.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	eWECYq.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe	eWECYq.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe	eWECYq.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\tnameserv.exe	eWECYq.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe	eWECYq.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe	eWECYq.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe	eWECYq.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe	eWECYq.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java.exe	eWECYq.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\servertool.exe	eWECYq.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE	eWECYq.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	eWECYq.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe	eWECYq.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe	eWECYq.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe	eWECYq.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	eWECYq.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe	eWECYq.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE	eWECYq.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe	eWECYq.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.123\chrome_installer.exe	eWECYq.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe	eWECYq.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe	eWECYq.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe	eWECYq.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE	eWECYq.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	9d64eec3ecff8689a32165502b955a466e9ba8a572e8cca8f1b669ae2b10b535.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eWECYq.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	440	9d64eec3ecff8689a32165502b955a466e9ba8a572e8cca8f1b669ae2b10b535.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
440	9d64eec3ecff8689a32165502b955a466e9ba8a572e8cca8f1b669ae2b10b535.exe
440	9d64eec3ecff8689a32165502b955a466e9ba8a572e8cca8f1b669ae2b10b535.exe
440	9d64eec3ecff8689a32165502b955a466e9ba8a572e8cca8f1b669ae2b10b535.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 440 wrote to memory of 1664	440	9d64eec3ecff8689a32165502b955a466e9ba8a572e8cca8f1b669ae2b10b535.exe	82
PID 440 wrote to memory of 1664	440	9d64eec3ecff8689a32165502b955a466e9ba8a572e8cca8f1b669ae2b10b535.exe	82
PID 440 wrote to memory of 1664	440	9d64eec3ecff8689a32165502b955a466e9ba8a572e8cca8f1b669ae2b10b535.exe	82
PID 1664 wrote to memory of 4880	1664	eWECYq.exe	94
PID 1664 wrote to memory of 4880	1664	eWECYq.exe	94
PID 1664 wrote to memory of 4880	1664	eWECYq.exe	94

C:\Users\Admin\AppData\Local\Temp\9d64eec3ecff8689a32165502b955a466e9ba8a572e8cca8f1b669ae2b10b535.exe
"C:\Users\Admin\AppData\Local\Temp\9d64eec3ecff8689a32165502b955a466e9ba8a572e8cca8f1b669ae2b10b535.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:440
- C:\Users\Admin\AppData\Local\Temp\eWECYq.exe
  C:\Users\Admin\AppData\Local\Temp\eWECYq.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:1664
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\6d032b68.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4880

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\6d032b68.bat

Filesize
187B

MD5
85006f1bb99d2dca4c035eca01ab3813

SHA1
004ef37ad34b0199d8d10767f5bdcf186d79f7bf

SHA256
550a1e88976d7b3c50bb1303afeb848dbeb2fc834168544bf208e680798fc89d

SHA512
3aa95665bab91a77fd206cd3e263df1320997f96a8deca0987cfa93e597c172d61902d5e87979706439d2e09ae0dce42ff54f57f5f49afe0ddf14255109ab87c

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/440-5-0x0000000000EC0000-0x0000000001B21000-memory.dmp

Filesize
12.4MB

Download
memory/440-8-0x00000000035F0000-0x00000000036F0000-memory.dmp

Filesize
1024KB

Download
memory/440-9-0x0000000000EC0000-0x0000000001B21000-memory.dmp

Filesize
12.4MB

Download
memory/440-11-0x00000000035F0000-0x00000000036F0000-memory.dmp

Filesize
1024KB

Download
memory/1664-6-0x00000000006B0000-0x00000000006B9000-memory.dmp

Filesize
36KB

Download
memory/1664-10-0x00000000006B0000-0x00000000006B9000-memory.dmp

Filesize
36KB

Download