bdaejec | efa3e3cfe1623250e377c8b1fd0b97629aa5891650e0a599511e7072736003db

Analysis

max time kernel
90s
max time network
115s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-01-2025 18:06

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

efa3e3cfe1623250e377c8b1fd0b97629aa5891650e0a599511e7072736003dbN.exe
Size

650KB
MD5

e8e50f4980c6fdbcea86c758e1de2890
SHA1

fadc4953d55db131fa826a9713ddbcda81a19905
SHA256

efa3e3cfe1623250e377c8b1fd0b97629aa5891650e0a599511e7072736003db
SHA512

5c8447ce555a9393fbe799a9f9e988c69f3b4a1a836eebfd7e2f561da959214d3cdb2eff8753cf3c3677c8e740b652d50866390e2e505a9c51646cbd8f712121
SSDEEP

12288:RhMrzivePPYQmwPJKoXc8SM64DNRoXPirgSKzuq:jMHivMPUgSp4DNv0x

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/900-46-0x0000000000FF0000-0x0000000000FF9000-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/0x000c000000023ba4-3.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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	DhGOmd.exe

Executes dropped EXE 1 IoCs

pid	Process
900	DhGOmd.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\servertool.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE	DhGOmd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE	DhGOmd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\klist.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\orbd.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE	DhGOmd.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	DhGOmd.exe
File opened for modification	C:\Program Files\dotnet\dotnet.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\tnameserv.exe	DhGOmd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe	DhGOmd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\SoundRec.exe	DhGOmd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\XboxApp.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javap.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\klist.exe	DhGOmd.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaws.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jconsole.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE	DhGOmd.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	DhGOmd.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateComRegisterShell64.exe	DhGOmd.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{F123CA10-B28F-434D-9884-6C3679B73C43}\chrome_installer.exe	DhGOmd.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe	DhGOmd.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmic.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE	DhGOmd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe	DhGOmd.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	DhGOmd.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe	DhGOmd.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE	DhGOmd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe	DhGOmd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\codecpacks.heif.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmid.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Integrator.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	DhGOmd.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javadoc.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jmap.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java-rmi.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVLP.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	DhGOmd.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdate.exe	DhGOmd.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\createdump.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jinfo.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstack.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe	DhGOmd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE	DhGOmd.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	efa3e3cfe1623250e377c8b1fd0b97629aa5891650e0a599511e7072736003dbN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DhGOmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2916 wrote to memory of 900	2916	efa3e3cfe1623250e377c8b1fd0b97629aa5891650e0a599511e7072736003dbN.exe	86
PID 2916 wrote to memory of 900	2916	efa3e3cfe1623250e377c8b1fd0b97629aa5891650e0a599511e7072736003dbN.exe	86
PID 2916 wrote to memory of 900	2916	efa3e3cfe1623250e377c8b1fd0b97629aa5891650e0a599511e7072736003dbN.exe	86
PID 900 wrote to memory of 4088	900	DhGOmd.exe	88
PID 900 wrote to memory of 4088	900	DhGOmd.exe	88
PID 900 wrote to memory of 4088	900	DhGOmd.exe	88

C:\Users\Admin\AppData\Local\Temp\efa3e3cfe1623250e377c8b1fd0b97629aa5891650e0a599511e7072736003dbN.exe
"C:\Users\Admin\AppData\Local\Temp\efa3e3cfe1623250e377c8b1fd0b97629aa5891650e0a599511e7072736003dbN.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2916
- C:\Users\Admin\AppData\Local\Temp\DhGOmd.exe
  C:\Users\Admin\AppData\Local\Temp\DhGOmd.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:900
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\0dc94d6b.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4088

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\8R55UT9S\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\0dc94d6b.bat

Filesize
187B

MD5
723f0746a68f570d6b473a3fa37c1f0a

SHA1
1dac3adc9b5e4dd6764e9f9bb9b081b5914193ea

SHA256
8821cab08ec20d445bcf12cfdba99c9c1fb1eee553db06d54710f2a6cfb84ae1

SHA512
e0a78bd6621502113f4c5d52d4ad759fb3a59ed66fd388ea785d89c8843bc88515dc305695f4894cea2bc222d9d7013fdc541eac76107af102390bb79228882e

Download Submit
C:\Users\Admin\AppData\Local\Temp\6A5524AF.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/900-4-0x0000000000FF0000-0x0000000000FF9000-memory.dmp

Filesize
36KB

Download
memory/900-46-0x0000000000FF0000-0x0000000000FF9000-memory.dmp

Filesize
36KB

Download
memory/2916-0-0x0000000000190000-0x0000000000239000-memory.dmp

Filesize
676KB

Download
memory/2916-7-0x0000000000190000-0x0000000000239000-memory.dmp

Filesize
676KB

Download