bdaejec | 86ff6e676d7f9153f193fdcb967074ca5cb4a5cf41901088faba03e2765a552a

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
06-01-2025 17:34

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General

Target

86ff6e676d7f9153f193fdcb967074ca5cb4a5cf41901088faba03e2765a552a.exe
Size

1.1MB
MD5

57050c15ea172306c5306829480bcfe7
SHA1

0235890e55c39ab040613eed2e4457f3b058dad9
SHA256

86ff6e676d7f9153f193fdcb967074ca5cb4a5cf41901088faba03e2765a552a
SHA512

a40186015486fcca4dad5d614c808d9d2ca31c767d3330966760030fc8cd9e15194fb61c70344fe7f1cc8101128300df2db5ceff82624e8ee9731bed6730b9a5
SSDEEP

24576:R7S8lBHSSIh+lfMZqX9OAE0ie0Kb2AL8kZ7:dSaB4+ZN55L8

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/2448-46-0x00000000009C0000-0x00000000009C9000-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/0x000c000000023b26-3.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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	CxRHeY.exe

Executes dropped EXE 1 IoCs

pid	Process
2448	CxRHeY.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.DBConnection.exe	CxRHeY.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\kinit.exe	CxRHeY.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javap.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jcmd.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmid.exe	CxRHeY.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	CxRHeY.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe	CxRHeY.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstaller.exe	CxRHeY.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe	CxRHeY.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe	CxRHeY.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\Microsoft.Wallet.exe	CxRHeY.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe	CxRHeY.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE	CxRHeY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE	CxRHeY.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE	CxRHeY.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe	CxRHeY.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe	CxRHeY.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javac.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe	CxRHeY.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe	CxRHeY.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe	CxRHeY.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\orbd.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE	CxRHeY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE	CxRHeY.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe	CxRHeY.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe	CxRHeY.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdate.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE	CxRHeY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE	CxRHeY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE	CxRHeY.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe	CxRHeY.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jhat.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jps.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsgen.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE	CxRHeY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\misc.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	CxRHeY.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\codecpacks.heif.exe	CxRHeY.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe	CxRHeY.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	CxRHeY.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE	CxRHeY.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\extcheck.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe	CxRHeY.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe	CxRHeY.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	86ff6e676d7f9153f193fdcb967074ca5cb4a5cf41901088faba03e2765a552a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CxRHeY.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1568	86ff6e676d7f9153f193fdcb967074ca5cb4a5cf41901088faba03e2765a552a.exe
1568	86ff6e676d7f9153f193fdcb967074ca5cb4a5cf41901088faba03e2765a552a.exe
1568	86ff6e676d7f9153f193fdcb967074ca5cb4a5cf41901088faba03e2765a552a.exe
1568	86ff6e676d7f9153f193fdcb967074ca5cb4a5cf41901088faba03e2765a552a.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1568 wrote to memory of 2448	1568	86ff6e676d7f9153f193fdcb967074ca5cb4a5cf41901088faba03e2765a552a.exe	83
PID 1568 wrote to memory of 2448	1568	86ff6e676d7f9153f193fdcb967074ca5cb4a5cf41901088faba03e2765a552a.exe	83
PID 1568 wrote to memory of 2448	1568	86ff6e676d7f9153f193fdcb967074ca5cb4a5cf41901088faba03e2765a552a.exe	83
PID 2448 wrote to memory of 3300	2448	CxRHeY.exe	84
PID 2448 wrote to memory of 3300	2448	CxRHeY.exe	84
PID 2448 wrote to memory of 3300	2448	CxRHeY.exe	84

C:\Users\Admin\AppData\Local\Temp\86ff6e676d7f9153f193fdcb967074ca5cb4a5cf41901088faba03e2765a552a.exe
"C:\Users\Admin\AppData\Local\Temp\86ff6e676d7f9153f193fdcb967074ca5cb4a5cf41901088faba03e2765a552a.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1568
- C:\Users\Admin\AppData\Local\Temp\CxRHeY.exe
  C:\Users\Admin\AppData\Local\Temp\CxRHeY.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:2448
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\5cf74d65.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3300

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\6IJLDY7V\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\31EE6366.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\5cf74d65.bat

Filesize
187B

MD5
23374e5b253f21933a4f5aedb7c625aa

SHA1
0f6b50ec062a45c92b6bd11b671e0d1476700e37

SHA256
6872bf35455753d9e37dbfcfbc464df49673056234eff614cc1b0ac6f47158f0

SHA512
15cac4f10933d2ebbb97cb57a75d058e2edc76b9087456588b7f736a7a1fcc7ec5f3930b0cb8ea184d4fb06594dae25897db3e9479aa0f64fb6bbb47486d1940

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1568-0-0x0000000000400000-0x000000000051A000-memory.dmp

Filesize
1.1MB

Download
memory/1568-48-0x0000000000400000-0x000000000051A000-memory.dmp

Filesize
1.1MB

Download
memory/2448-4-0x00000000009C0000-0x00000000009C9000-memory.dmp

Filesize
36KB

Download
memory/2448-46-0x00000000009C0000-0x00000000009C9000-memory.dmp

Filesize
36KB

Download