bdaejec | 3e7c52e531e66542cd03f7d7fea8320eed74b56072558f307cf558ff19cebc9d

Analysis

max time kernel
115s
max time network
109s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-01-2025 01:54

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General

Target

3e7c52e531e66542cd03f7d7fea8320eed74b56072558f307cf558ff19cebc9d.exe
Size

80KB
MD5

a9d7e97c855ae0dea86b3a507bb6cda4
SHA1

47a38a325937b477ad4153fe01979f51e62db286
SHA256

3e7c52e531e66542cd03f7d7fea8320eed74b56072558f307cf558ff19cebc9d
SHA512

b3ed2ba206161e72ebf69ef4ee7b290a66f478116babdd21e5e78e7eb6e9ed4c95d613ec972bd4cad3bdc26b7e72213a3654a900f4754b971db8bfe6fdc4db0c
SSDEEP

1536:RfnLq01weW5yX3jFxv49Nu4GhQBqGCq2iW7zq:Y3ysTGhQMGCHm

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/2276-29-0x00000000002E0000-0x00000000002E9000-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/0x0008000000023cb2-3.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	vXgozS.exe

Executes dropped EXE 1 IoCs

pid	Process
2276	vXgozS.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe	vXgozS.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.exe	vXgozS.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe	vXgozS.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	vXgozS.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	vXgozS.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoasb.exe	vXgozS.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE	vXgozS.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_pwa_launcher.exe	vXgozS.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe	vXgozS.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	vXgozS.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaws.exe	vXgozS.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsimport.exe	vXgozS.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe	vXgozS.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\StoreExperienceHost.exe	vXgozS.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	vXgozS.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe	vXgozS.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\serialver.exe	vXgozS.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe	vXgozS.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	vXgozS.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	vXgozS.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\kinit.exe	vXgozS.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe	vXgozS.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\Microsoft.Wallet.exe	vXgozS.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxOutlook.exe	vXgozS.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstaller.exe	vXgozS.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe	vXgozS.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe	vXgozS.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe	vXgozS.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jconsole.exe	vXgozS.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstatd.exe	vXgozS.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\pack200.exe	vXgozS.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe	vXgozS.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaws.exe	vXgozS.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe	vXgozS.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe	vXgozS.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe	vXgozS.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe	vXgozS.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jinfo.exe	vXgozS.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe	vXgozS.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java.exe	vXgozS.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe	vXgozS.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe	vXgozS.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe	vXgozS.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe	vXgozS.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe	vXgozS.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe	vXgozS.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe	vXgozS.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_2.34.28001.0_x64__8wekyb3d8bbwe\GameBar.exe	vXgozS.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateComRegisterShell64.exe	vXgozS.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\idlj.exe	vXgozS.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe	vXgozS.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE	vXgozS.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE	vXgozS.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE	vXgozS.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	vXgozS.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	vXgozS.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe	vXgozS.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe	vXgozS.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\tnameserv.exe	vXgozS.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe	vXgozS.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	vXgozS.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe	vXgozS.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	vXgozS.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	vXgozS.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	3e7c52e531e66542cd03f7d7fea8320eed74b56072558f307cf558ff19cebc9d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vXgozS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4888 wrote to memory of 2276	4888	3e7c52e531e66542cd03f7d7fea8320eed74b56072558f307cf558ff19cebc9d.exe	84
PID 4888 wrote to memory of 2276	4888	3e7c52e531e66542cd03f7d7fea8320eed74b56072558f307cf558ff19cebc9d.exe	84
PID 4888 wrote to memory of 2276	4888	3e7c52e531e66542cd03f7d7fea8320eed74b56072558f307cf558ff19cebc9d.exe	84
PID 2276 wrote to memory of 4468	2276	vXgozS.exe	102
PID 2276 wrote to memory of 4468	2276	vXgozS.exe	102
PID 2276 wrote to memory of 4468	2276	vXgozS.exe	102

C:\Users\Admin\AppData\Local\Temp\3e7c52e531e66542cd03f7d7fea8320eed74b56072558f307cf558ff19cebc9d.exe
"C:\Users\Admin\AppData\Local\Temp\3e7c52e531e66542cd03f7d7fea8320eed74b56072558f307cf558ff19cebc9d.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4888
- C:\Users\Admin\AppData\Local\Temp\vXgozS.exe
  C:\Users\Admin\AppData\Local\Temp\vXgozS.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:2276
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\016a7a99.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4468

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\016a7a99.bat

Filesize
187B

MD5
bad8ba6356d989c89ca930f396598a30

SHA1
96afd319b063a5bf9a8cc24b456c5fd119e4e1b5

SHA256
3c1859b5754f3173da8295834e3c4ad254f49e40bb2ed448b0a0e1d3cc01e461

SHA512
dc8fafc23e36814ab61a4fec5a917556725e9cddd8d3be2b83ae29382d3d4da1c308abd91a0d197fd186e5fa70fbf775ee80b6c634601d5ad03c8db85698a29a

Download Submit
C:\Users\Admin\AppData\Local\Temp\2F5C692E.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2276-4-0x00000000002E0000-0x00000000002E9000-memory.dmp

Filesize
36KB

Download
memory/2276-29-0x00000000002E0000-0x00000000002E9000-memory.dmp

Filesize
36KB

Download
memory/4888-0-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/4888-6-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download