bdaejec | e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a

Analysis

max time kernel
149s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 22:47

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General

Target

e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a.exe
Size

12.0MB
MD5

d2f051fd1240fce1abc7eca751a4799e
SHA1

692b8434d3ec483d722e27bfba0b3178a7da4e2e
SHA256

e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a
SHA512

f8be5979a2ec5e50872f884250f472a7e34715bb7f3800267e68f188bd39347ab166cfc62756e540a64ca194f1ca68c91e63506d46663878d77eea3481b3a857
SSDEEP

49152:s/KE1ld3/wAyJxVZp2bnbJ5eA+zCFTCTMqQ:s/KU9/pyJx9Y5ele0T

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/5080-10-0x0000000000A40000-0x0000000000A49000-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/0x000500000002309e-2.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	zZxVFN.exe

Executes dropped EXE 1 IoCs

pid	Process
5080	zZxVFN.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\pack200.exe	zZxVFN.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\codecpacks.heif.exe	zZxVFN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_pwa_launcher.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\orbd.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jmap.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java-rmi.exe	zZxVFN.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\XboxApp.exe	zZxVFN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE	zZxVFN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\schemagen.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE	zZxVFN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\klist.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\pack200.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Integrator.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE	zZxVFN.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoasb.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Video.UI.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstack.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\servertool.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_2.34.28001.0_x64__8wekyb3d8bbwe\GameBar.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jinfo.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\StoreExperienceHost.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\SoundRec.exe	zZxVFN.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	zZxVFN.exe
File opened for modification	C:\Program Files\dotnet\dotnet.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaws.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE	zZxVFN.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	e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	zZxVFN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4324	e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
4324	e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a.exe
4324	e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a.exe
4324	e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4324 wrote to memory of 5080	4324	e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a.exe	83
PID 4324 wrote to memory of 5080	4324	e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a.exe	83
PID 4324 wrote to memory of 5080	4324	e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a.exe	83
PID 5080 wrote to memory of 2816	5080	zZxVFN.exe	99
PID 5080 wrote to memory of 2816	5080	zZxVFN.exe	99
PID 5080 wrote to memory of 2816	5080	zZxVFN.exe	99

C:\Users\Admin\AppData\Local\Temp\e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a.exe
"C:\Users\Admin\AppData\Local\Temp\e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4324
- C:\Users\Admin\AppData\Local\Temp\zZxVFN.exe
  C:\Users\Admin\AppData\Local\Temp\zZxVFN.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:5080
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\46076150.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2816

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\46076150.bat

Filesize
187B

MD5
69cbd575f9284b6817a06295d866503d

SHA1
75b8130d61b7ebd48a7e47a0759fda9aac0bb5d2

SHA256
124cd78e43150adce09e1b30c6cef503ab07cb416465d41d649082b1197443be

SHA512
e596080b9b90ea7afdc0b2b02d38eeb7675334e459d0b04cb2517ae23cc564c643c750b5ae9f37c31b7b21245d7e11d1e27e11f8d23e75cf18bd4128c2030468

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/4324-4-0x0000000000320000-0x0000000000F81000-memory.dmp

Filesize
12.4MB

Download
memory/4324-8-0x00000000037D0000-0x00000000038D0000-memory.dmp

Filesize
1024KB

Download
memory/4324-9-0x0000000000320000-0x0000000000F81000-memory.dmp

Filesize
12.4MB

Download
memory/4324-11-0x00000000037D0000-0x00000000038D0000-memory.dmp

Filesize
1024KB

Download
memory/5080-5-0x0000000000A40000-0x0000000000A49000-memory.dmp

Filesize
36KB

Download
memory/5080-10-0x0000000000A40000-0x0000000000A49000-memory.dmp

Filesize
36KB

Download