bdaejec | 22756fe233878a84c0349b5302bb9d8d417b3ee8d6d2a6e17202482c9d2a4afc

Analysis

max time kernel
115s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
10-02-2025 05:42

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

22756fe233878a84c0349b5302bb9d8d417b3ee8d6d2a6e17202482c9d2a4afc.exe
Size

3.4MB
MD5

61e5c9f2992d301d3a4c3ed2ebe76853
SHA1

3c393fcbe7e5f8ad3427745d4ae795d1fe7f3910
SHA256

22756fe233878a84c0349b5302bb9d8d417b3ee8d6d2a6e17202482c9d2a4afc
SHA512

ff942b5dd00e40d4ddb4d739e03c2cacdf27408480b819ad275ecc94cdb641105e2c6a60ca4aa675bf2d8fe4644e6f335d2b60289e66213ecdf0663e77906ae3
SSDEEP

49152:jNKGQPaSBQ0ZDa8xC50aUT50LXXBmtol6L9TX3drisVuyxfR1:BKzaSCcDI560o9TXNruwv

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/3464-22-0x0000000000C80000-0x0000000000C89000-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/0x000b000000023b70-3.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-1-5-21-3625106387-4207083342-115176794-1000\Control Panel\International\Geo\Nation	BCKJnt.exe

Executes dropped EXE 1 IoCs

pid	Process
3464	BCKJnt.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jre-1.8\bin\unpack200.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\servertool.exe	BCKJnt.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\Microsoft.Wallet.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE	BCKJnt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoev.exe	BCKJnt.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateOnDemand.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe	BCKJnt.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe	BCKJnt.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE	BCKJnt.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	BCKJnt.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaw.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsgen.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe	BCKJnt.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	BCKJnt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE	BCKJnt.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe	BCKJnt.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jinfo.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\kinit.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	BCKJnt.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaws.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\klist.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\policytool.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVLP.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE	BCKJnt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE	BCKJnt.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_pwa_launcher.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdb.exe	BCKJnt.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe	BCKJnt.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmid.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe	BCKJnt.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe	BCKJnt.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jar.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstatd.exe	BCKJnt.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe	BCKJnt.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmic.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	BCKJnt.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstack.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe	BCKJnt.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\SoundRec.exe	BCKJnt.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe	BCKJnt.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe	BCKJnt.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe	BCKJnt.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe	BCKJnt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe	BCKJnt.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	22756fe233878a84c0349b5302bb9d8d417b3ee8d6d2a6e17202482c9d2a4afc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BCKJnt.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
620	22756fe233878a84c0349b5302bb9d8d417b3ee8d6d2a6e17202482c9d2a4afc.exe
620	22756fe233878a84c0349b5302bb9d8d417b3ee8d6d2a6e17202482c9d2a4afc.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
620	22756fe233878a84c0349b5302bb9d8d417b3ee8d6d2a6e17202482c9d2a4afc.exe
620	22756fe233878a84c0349b5302bb9d8d417b3ee8d6d2a6e17202482c9d2a4afc.exe
620	22756fe233878a84c0349b5302bb9d8d417b3ee8d6d2a6e17202482c9d2a4afc.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 620 wrote to memory of 3464	620	22756fe233878a84c0349b5302bb9d8d417b3ee8d6d2a6e17202482c9d2a4afc.exe	87
PID 620 wrote to memory of 3464	620	22756fe233878a84c0349b5302bb9d8d417b3ee8d6d2a6e17202482c9d2a4afc.exe	87
PID 620 wrote to memory of 3464	620	22756fe233878a84c0349b5302bb9d8d417b3ee8d6d2a6e17202482c9d2a4afc.exe	87
PID 3464 wrote to memory of 692	3464	BCKJnt.exe	101
PID 3464 wrote to memory of 692	3464	BCKJnt.exe	101
PID 3464 wrote to memory of 692	3464	BCKJnt.exe	101

C:\Users\Admin\AppData\Local\Temp\22756fe233878a84c0349b5302bb9d8d417b3ee8d6d2a6e17202482c9d2a4afc.exe
"C:\Users\Admin\AppData\Local\Temp\22756fe233878a84c0349b5302bb9d8d417b3ee8d6d2a6e17202482c9d2a4afc.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:620
- C:\Users\Admin\AppData\Local\Temp\BCKJnt.exe
  C:\Users\Admin\AppData\Local\Temp\BCKJnt.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:3464
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\2d7e7c46.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:692

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\O32JA4D6\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\2d7e7c46.bat

Filesize
187B

MD5
4c52727165f67eecca9dd1e402d56b82

SHA1
fec42e2c364059ca2983be112bd38b58986bb895

SHA256
d0671efdcabb0a2e86ec48a6f31ccffa9fad8026eb7401f04b814fde160c6649

SHA512
7a4590f599187247fdd1877524112df3efb774f9dad8faa5228c33c3ad4968d719e3122d2dfbf9293bc543825446d8ffe05919f1d8ac6452ad93dbcaa02535ff

Download Submit
C:\Users\Admin\AppData\Local\Temp\3BCF4421.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/620-0-0x0000000002660000-0x00000000027B2000-memory.dmp

Filesize
1.3MB

Download
memory/620-14-0x0000000002660000-0x00000000027B2000-memory.dmp

Filesize
1.3MB

Download
memory/3464-4-0x0000000000C80000-0x0000000000C89000-memory.dmp

Filesize
36KB

Download
memory/3464-22-0x0000000000C80000-0x0000000000C89000-memory.dmp

Filesize
36KB

Download