bdaejec | 3bb88c36f49ac6882987dccd54feeb224915591f48a7aaf48859ede2518933ca

Analysis

max time kernel
94s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 22:41

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General

Target

3bb88c36f49ac6882987dccd54feeb224915591f48a7aaf48859ede2518933ca.exe
Size

12.0MB
MD5

0a95629297d4061fee3dc032a3ca5587
SHA1

a9b346048707d05be7b04bd911a329ad258b2496
SHA256

3bb88c36f49ac6882987dccd54feeb224915591f48a7aaf48859ede2518933ca
SHA512

6a3c2543f98ca0c33e9ee34de26126a5ff4fb3cee2412a4e257793f2a0644332d63c057b4af394fc6d889baa67335e4281d00c31893f6e7960d11d205921464c
SSDEEP

49152:s/KE1ld3/wAyJxVZp2bnbJ5eA+zAFTCTMqQ:s/KU9/pyJx9Y5el00T

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/2184-6-0x0000000000080000-0x0000000000089000-memory.dmp	family_bdaejec_backdoor
behavioral2/memory/2184-48-0x0000000000080000-0x0000000000089000-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/0x0033000000023b88-2.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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	sgNJOV.exe

Executes dropped EXE 1 IoCs

pid	Process
2184	sgNJOV.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	sgNJOV.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\keytool.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\tnameserv.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE	sgNJOV.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe	sgNJOV.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe	sgNJOV.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\servertool.exe	sgNJOV.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe	sgNJOV.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{1E8F5DDF-3FB3-4332-A4CC-B46FF6E6899A}\chrome_installer.exe	sgNJOV.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe	sgNJOV.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javac.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jjs.exe	sgNJOV.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\PeopleApp.exe	sgNJOV.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javacpl.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE	sgNJOV.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.123\chrome_installer.exe	sgNJOV.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaws.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaw.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoia.exe	sgNJOV.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\kinit.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\policytool.exe	sgNJOV.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\XboxApp.exe	sgNJOV.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jcmd.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe	sgNJOV.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe	sgNJOV.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe	sgNJOV.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe	sgNJOV.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE	sgNJOV.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	sgNJOV.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	sgNJOV.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Microsoft.Notes.exe	sgNJOV.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstatd.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmid.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	sgNJOV.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe	sgNJOV.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\codecpacks.heif.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javap.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaw.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	sgNJOV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe	sgNJOV.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	3bb88c36f49ac6882987dccd54feeb224915591f48a7aaf48859ede2518933ca.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sgNJOV.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3240	3bb88c36f49ac6882987dccd54feeb224915591f48a7aaf48859ede2518933ca.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
3240	3bb88c36f49ac6882987dccd54feeb224915591f48a7aaf48859ede2518933ca.exe
3240	3bb88c36f49ac6882987dccd54feeb224915591f48a7aaf48859ede2518933ca.exe
3240	3bb88c36f49ac6882987dccd54feeb224915591f48a7aaf48859ede2518933ca.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3240 wrote to memory of 2184	3240	3bb88c36f49ac6882987dccd54feeb224915591f48a7aaf48859ede2518933ca.exe	82
PID 3240 wrote to memory of 2184	3240	3bb88c36f49ac6882987dccd54feeb224915591f48a7aaf48859ede2518933ca.exe	82
PID 3240 wrote to memory of 2184	3240	3bb88c36f49ac6882987dccd54feeb224915591f48a7aaf48859ede2518933ca.exe	82
PID 2184 wrote to memory of 4272	2184	sgNJOV.exe	83
PID 2184 wrote to memory of 4272	2184	sgNJOV.exe	83
PID 2184 wrote to memory of 4272	2184	sgNJOV.exe	83

C:\Users\Admin\AppData\Local\Temp\3bb88c36f49ac6882987dccd54feeb224915591f48a7aaf48859ede2518933ca.exe
"C:\Users\Admin\AppData\Local\Temp\3bb88c36f49ac6882987dccd54feeb224915591f48a7aaf48859ede2518933ca.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3240
- C:\Users\Admin\AppData\Local\Temp\sgNJOV.exe
  C:\Users\Admin\AppData\Local\Temp\sgNJOV.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:2184
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7a96148e.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4272

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\0BHOTC3C\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\732474F9.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\7a96148e.bat

Filesize
187B

MD5
397088404e7e11a5290330496f1e8609

SHA1
2935ccb0a1b5f67e15e19666ae4fcb9de8ba2435

SHA256
f7641a14d48465cc4fbdf10f2ce68253a9787f1088ac2d455237a1df3dfc1d90

SHA512
041984210e5042ff19ee17b5182f14724b8f43d905843d6cc009a6889eb1875645d40d219b100822f11ab046aea1f2e78c40fc5209734aa0adcbcd7dcc255bac

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2184-6-0x0000000000080000-0x0000000000089000-memory.dmp

Filesize
36KB

Download
memory/2184-48-0x0000000000080000-0x0000000000089000-memory.dmp

Filesize
36KB

Download
memory/3240-4-0x0000000000F50000-0x0000000001BB1000-memory.dmp

Filesize
12.4MB

Download
memory/3240-9-0x0000000000F50000-0x0000000001BB1000-memory.dmp

Filesize
12.4MB

Download
memory/3240-8-0x0000000003B40000-0x0000000003C40000-memory.dmp

Filesize
1024KB

Download