bdaejec | e436cef6c144b7a34608cd7a77e9443b44555fc95a3ff46c373a626f42087991

Analysis

max time kernel
106s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
21/03/2025, 14:46

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General

Target

2025-03-21_d00a75462d818b6fbcc32de1d00d1e28_bkransomware_rhadamanthys_wapomi.exe
Size

215KB
MD5

d00a75462d818b6fbcc32de1d00d1e28
SHA1

0a326f72f3b44882a13906c22ce8be412c82a1a2
SHA256

e436cef6c144b7a34608cd7a77e9443b44555fc95a3ff46c373a626f42087991
SHA512

c76d2d280c1c38851f9c6a85ee93292f245958512e63cbf98be3dec1ddf1eb7ba2112c33931cc61e0c3b6cff6780641d492fb2f427771bd02eda6a6ed9ef9635
SSDEEP

3072:J666SmGgfYMSLpt690G4EHI8FeqvrvuSUdyfQHoAb3MVD+Q3KOGCH:J2SSI60GhHvjv1Q83Kn

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/3360-8-0x0000000000020000-0x0000000000029000-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/0x0006000000021e21-3.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-1-5-21-814918696-1585701690-3140955116-1000\Control Panel\International\Geo\Nation	NWUCYc.exe

Executes dropped EXE 1 IoCs

pid	Process
3360	NWUCYc.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaws.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE	NWUCYc.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jconsole.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmic.exe	NWUCYc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe	NWUCYc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe	NWUCYc.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe	NWUCYc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe	NWUCYc.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\133.0.6943.60\elevation_service.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jhat.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jabswitch.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE	NWUCYc.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE	NWUCYc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE	NWUCYc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe	NWUCYc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe	NWUCYc.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\kinit.exe	NWUCYc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVLP.exe	NWUCYc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe	NWUCYc.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmid.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\133.0.6943.60\Installer\chrmstp.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE	NWUCYc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstaller.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ktab.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\unpack200.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	NWUCYc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jcmd.exe	NWUCYc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe	NWUCYc.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe	NWUCYc.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\idlj.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdb.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jinfo.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java.exe	NWUCYc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Video.UI.exe	NWUCYc.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe	NWUCYc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javap.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe	NWUCYc.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	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javapackager.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE	NWUCYc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE	NWUCYc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\extcheck.exe	NWUCYc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoasb.exe	NWUCYc.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	2025-03-21_d00a75462d818b6fbcc32de1d00d1e28_bkransomware_rhadamanthys_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NWUCYc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5152 wrote to memory of 3360	5152	2025-03-21_d00a75462d818b6fbcc32de1d00d1e28_bkransomware_rhadamanthys_wapomi.exe	86
PID 5152 wrote to memory of 3360	5152	2025-03-21_d00a75462d818b6fbcc32de1d00d1e28_bkransomware_rhadamanthys_wapomi.exe	86
PID 5152 wrote to memory of 3360	5152	2025-03-21_d00a75462d818b6fbcc32de1d00d1e28_bkransomware_rhadamanthys_wapomi.exe	86
PID 3360 wrote to memory of 5096	3360	NWUCYc.exe	108
PID 3360 wrote to memory of 5096	3360	NWUCYc.exe	108
PID 3360 wrote to memory of 5096	3360	NWUCYc.exe	108

C:\Users\Admin\AppData\Local\Temp\2025-03-21_d00a75462d818b6fbcc32de1d00d1e28_bkransomware_rhadamanthys_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-03-21_d00a75462d818b6fbcc32de1d00d1e28_bkransomware_rhadamanthys_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5152
- C:\Users\Admin\AppData\Local\Temp\NWUCYc.exe
  C:\Users\Admin\AppData\Local\Temp\NWUCYc.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:3360
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\45e05728.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5096

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\Temp\45e05728.bat

Filesize
187B

MD5
838867e1302a0a4f3eaf10716866fb70

SHA1
76fd8a2c2cdf76bbfa403842918037f859f49303

SHA256
f297182d93f36ac471f552cc216f184561cb838d1b2c7ae23ab8c2f40a3537bd

SHA512
2b5be5b85e6cf621c59ef8b52ade5387649109a4e75b129c3c9d0a839e54c3ea244d5239b6a15844ad6b23323e2abe262405217b2517b9b30540cdf4b71191c1

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/3360-4-0x0000000000020000-0x0000000000029000-memory.dmp

Filesize
36KB

Download
memory/3360-8-0x0000000000020000-0x0000000000029000-memory.dmp

Filesize
36KB

Download
memory/5152-0-0x0000000000340000-0x000000000037C000-memory.dmp

Filesize
240KB

Download
memory/5152-6-0x0000000000340000-0x000000000037C000-memory.dmp

Filesize
240KB

Download