bdaejec | 029046309b16b9d51bbc45e379f5a9e3fda17bafa4484da7856ad23782e806fb

Analysis

max time kernel
133s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-10-2024 13:34

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General

Target

029046309b16b9d51bbc45e379f5a9e3fda17bafa4484da7856ad23782e806fbN.exe
Size

304KB
MD5

b5c30d0e415861f40c00cb4a79e7a280
SHA1

60354e80dc2e3b541f791a6f4610b80ebd82eae8
SHA256

029046309b16b9d51bbc45e379f5a9e3fda17bafa4484da7856ad23782e806fb
SHA512

8c0bd617cfd8e9fc215bb5b26a1d0f2239aa3d022e240a4d713a9e9c0ece6156ae9cd64b79b297737377d150125af098d8b231c7db9de1b181b2f99da54c9077
SSDEEP

3072:olj9/PP57UJyuhpdDoH5ezT89zCsHoSoGCH:oBPIJy15ezT89zhP

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/3992-47-0x0000000000D90000-0x0000000000D99000-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/0x000a000000023c64-3.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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	nml.exe

Executes dropped EXE 1 IoCs

pid	Process
3992	nml.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	nml.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	nml.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe	nml.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Video.UI.exe	nml.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	nml.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msotd.exe	nml.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jabswitch.exe	nml.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerPythonRedirector.exe	nml.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe	nml.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdate.exe	nml.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	nml.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe	nml.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	nml.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe	nml.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\serialver.exe	nml.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE	nml.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\unpack200.exe	nml.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe	nml.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe	nml.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE	nml.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe	nml.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe	nml.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\schemagen.exe	nml.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmid.exe	nml.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	nml.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jjs.exe	nml.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe	nml.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe	nml.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe	nml.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\policytool.exe	nml.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE	nml.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe	nml.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe	nml.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe	nml.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javacpl.exe	nml.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe	nml.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_2.34.28001.0_x64__8wekyb3d8bbwe\GameBar.exe	nml.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jps.exe	nml.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe	nml.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\kinit.exe	nml.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe	nml.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe	nml.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler.exe	nml.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe	nml.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe	nml.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	nml.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	nml.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe	nml.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe	nml.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	nml.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	nml.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE	nml.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	nml.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\xjc.exe	nml.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	nml.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmid.exe	nml.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe	nml.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe	nml.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE	nml.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe	nml.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jcmd.exe	nml.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe	nml.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jinfo.exe	nml.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmic.exe	nml.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	029046309b16b9d51bbc45e379f5a9e3fda17bafa4484da7856ad23782e806fbN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nml.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1220 wrote to memory of 3992	1220	029046309b16b9d51bbc45e379f5a9e3fda17bafa4484da7856ad23782e806fbN.exe	84
PID 1220 wrote to memory of 3992	1220	029046309b16b9d51bbc45e379f5a9e3fda17bafa4484da7856ad23782e806fbN.exe	84
PID 1220 wrote to memory of 3992	1220	029046309b16b9d51bbc45e379f5a9e3fda17bafa4484da7856ad23782e806fbN.exe	84
PID 3992 wrote to memory of 4596	3992	nml.exe	88
PID 3992 wrote to memory of 4596	3992	nml.exe	88
PID 3992 wrote to memory of 4596	3992	nml.exe	88

C:\Users\Admin\AppData\Local\Temp\029046309b16b9d51bbc45e379f5a9e3fda17bafa4484da7856ad23782e806fbN.exe
"C:\Users\Admin\AppData\Local\Temp\029046309b16b9d51bbc45e379f5a9e3fda17bafa4484da7856ad23782e806fbN.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1220
- C:\Users\Admin\AppData\Local\Temp\nml.exe
  C:\Users\Admin\AppData\Local\Temp\nml.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:3992
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\0cf46571.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4596

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\0BHOTC3C\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\0cf46571.bat

Filesize
181B

MD5
b4530de9c44c68d9e50ef9fd7c2775f8

SHA1
677a79c48a10cef61d80737d78e7225e3a3a94f6

SHA256
4344920292c521d6b315324d03d3e84b3e494c39a1d52018ee6f7c6128cca3dc

SHA512
129be07b9d7a928e63baf5ef78827ef2a18f54c3a4aa7fef6051139e597d3bdeb5d2aae604d418e312d779ae87d447ba62a92999b45382509558f8e3dc9e4de2

Download Submit
C:\Users\Admin\AppData\Local\Temp\21376324.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1220-0-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1220-49-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/3992-4-0x0000000000D90000-0x0000000000D99000-memory.dmp

Filesize
36KB

Download
memory/3992-47-0x0000000000D90000-0x0000000000D99000-memory.dmp

Filesize
36KB

Download