bdaejec | 35967ad7ccb1a3d5136b9d5b22760ac188e1521218088e3918c8df32f2d21a02

Analysis

max time kernel
96s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12-11-2024 20:03

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General

Target

35967ad7ccb1a3d5136b9d5b22760ac188e1521218088e3918c8df32f2d21a02.exe
Size

432KB
MD5

faa973afb16c19fd0e6cc3bde592670b
SHA1

f3ec848e6e30979d9c77f2318223889d1014eead
SHA256

35967ad7ccb1a3d5136b9d5b22760ac188e1521218088e3918c8df32f2d21a02
SHA512

7527a62167610024053f294c789cff559ee55811a7f4c006c353701994001cd2f5c81c9e517aa6024ac6c8aeeb8f9a1e02bd950565f937bddf1267cf5d4d2c19
SSDEEP

12288:M/Pkft1K7RIqJS8pHhUzlUbgMSSGz90lLpwTceN:a8ffK9Ip8pW2bgMS/90l1wTLN

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/3784-47-0x0000000000CB0000-0x0000000000CB9000-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/0x000c000000023b9b-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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	uawNysz.exe

Executes dropped EXE 1 IoCs

pid	Process
3784	uawNysz.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe	uawNysz.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe	uawNysz.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdate.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jinfo.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe	uawNysz.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe	uawNysz.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmic.exe	uawNysz.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE	uawNysz.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Integrator.exe	uawNysz.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	uawNysz.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\policytool.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java.exe	uawNysz.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE	uawNysz.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaws.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\keytool.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	uawNysz.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe	uawNysz.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe	uawNysz.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE	uawNysz.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Video.UI.exe	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	uawNysz.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_pwa_launcher.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javadoc.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\tnameserv.exe	uawNysz.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE	uawNysz.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	uawNysz.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javah.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe	uawNysz.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE	uawNysz.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	uawNysz.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\serialver.exe	uawNysz.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ssvagent.exe	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe	uawNysz.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxOutlook.exe	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javac.exe	uawNysz.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe	uawNysz.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_2.34.28001.0_x64__8wekyb3d8bbwe\GameBar.exe	uawNysz.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\ktab.exe	uawNysz.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	uawNysz.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe	uawNysz.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe	uawNysz.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe	uawNysz.exe
File opened for modification	C:\Program Files\RestartConnect.exe	uawNysz.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	uawNysz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jcmd.exe	uawNysz.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE	uawNysz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe	uawNysz.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	35967ad7ccb1a3d5136b9d5b22760ac188e1521218088e3918c8df32f2d21a02.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	uawNysz.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4424 wrote to memory of 3784	4424	35967ad7ccb1a3d5136b9d5b22760ac188e1521218088e3918c8df32f2d21a02.exe	84
PID 4424 wrote to memory of 3784	4424	35967ad7ccb1a3d5136b9d5b22760ac188e1521218088e3918c8df32f2d21a02.exe	84
PID 4424 wrote to memory of 3784	4424	35967ad7ccb1a3d5136b9d5b22760ac188e1521218088e3918c8df32f2d21a02.exe	84
PID 3784 wrote to memory of 2212	3784	uawNysz.exe	88
PID 3784 wrote to memory of 2212	3784	uawNysz.exe	88
PID 3784 wrote to memory of 2212	3784	uawNysz.exe	88

C:\Users\Admin\AppData\Local\Temp\35967ad7ccb1a3d5136b9d5b22760ac188e1521218088e3918c8df32f2d21a02.exe
"C:\Users\Admin\AppData\Local\Temp\35967ad7ccb1a3d5136b9d5b22760ac188e1521218088e3918c8df32f2d21a02.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4424
- C:\Users\Admin\AppData\Local\Temp\uawNysz.exe
  C:\Users\Admin\AppData\Local\Temp\uawNysz.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:3784
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\3e417363.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2212

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\DQ67RYHS\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\3e417363.bat

Filesize
189B

MD5
e1f6ee50b7def1df9e0e1cb95ec3820f

SHA1
43d7832e2775056cfac6582bdb1e9d9706e75e28

SHA256
3d438329f4b1fd13a79bbf61771153714663de8f9c6a52f7cf772cdec19ce6dc

SHA512
159fd77a0fc277afdc107bef3a56f0ff5d3db24a26239cfd5922ff903eb5f2a36d87d9abfe823287d84a59ac56ad64722427f9666de31a8d333f2a9eeaad4f45

Download Submit
C:\Users\Admin\AppData\Local\Temp\620251EE.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/3784-4-0x0000000000CB0000-0x0000000000CB9000-memory.dmp

Filesize
36KB

Download
memory/3784-47-0x0000000000CB0000-0x0000000000CB9000-memory.dmp

Filesize
36KB

Download
memory/4424-0-0x0000000000060000-0x00000000000D3000-memory.dmp

Filesize
460KB

Download
memory/4424-7-0x0000000000060000-0x00000000000D3000-memory.dmp

Filesize
460KB

Download