bdaejec | 700928ef75d34d6b991a1b9bab03e067142b2c370c65d4677211205a4e832b7f

Analysis

max time kernel
92s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18/12/2024, 03:34

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General

Target

700928ef75d34d6b991a1b9bab03e067142b2c370c65d4677211205a4e832b7f.exe
Size

108KB
MD5

add21e7406fa836700f312ccdb79a886
SHA1

d6b53a0260291a4b23596a97f207fd6932c2429f
SHA256

700928ef75d34d6b991a1b9bab03e067142b2c370c65d4677211205a4e832b7f
SHA512

914313d67bdc2a467611472dcbf488ac828bf3fa3420a7e3687891dbe500dcf6b212f063ed8994a97f493129352423ba50a04c1b6f5b056e7e71bcf69bea05db
SSDEEP

1536:4k1JCXf3l9izMfUBRq/YxiLvxnjXIRXMMGBkyJMjZROYJT3bQghxHCZUhGCq2iWy:4Nf3wRqQxKvxnsRcaCqGCHG

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/4964-45-0x0000000000BD0000-0x0000000000BD9000-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/0x000c000000023b59-3.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	scHyXa.exe

Executes dropped EXE 1 IoCs

pid	Process
4964	scHyXa.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jhat.exe	scHyXa.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateComRegisterShell64.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javadoc.exe	scHyXa.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe	scHyXa.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\kinit.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java-rmi.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\orbd.exe	scHyXa.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	scHyXa.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe	scHyXa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe	scHyXa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe	scHyXa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE	scHyXa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\unpack200.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\klist.exe	scHyXa.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	scHyXa.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\servertool.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\servertool.exe	scHyXa.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	scHyXa.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	scHyXa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE	scHyXa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE	scHyXa.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\policytool.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\ktab.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmic.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jjs.exe	scHyXa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE	scHyXa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\keytool.exe	scHyXa.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	scHyXa.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\StoreExperienceHost.exe	scHyXa.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe	scHyXa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE	scHyXa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaw.exe	scHyXa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe	scHyXa.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	scHyXa.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe	scHyXa.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe	scHyXa.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\extcheck.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\idlj.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdb.exe	scHyXa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe	scHyXa.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_pwa_launcher.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\xjc.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaws.exe	scHyXa.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	scHyXa.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe	scHyXa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoev.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe	scHyXa.exe
File opened for modification	C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE	scHyXa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe	scHyXa.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstack.exe	scHyXa.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe	scHyXa.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE	scHyXa.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	scHyXa.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	700928ef75d34d6b991a1b9bab03e067142b2c370c65d4677211205a4e832b7f.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2528	700928ef75d34d6b991a1b9bab03e067142b2c370c65d4677211205a4e832b7f.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
2528	700928ef75d34d6b991a1b9bab03e067142b2c370c65d4677211205a4e832b7f.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2528 wrote to memory of 4964	2528	700928ef75d34d6b991a1b9bab03e067142b2c370c65d4677211205a4e832b7f.exe	83
PID 2528 wrote to memory of 4964	2528	700928ef75d34d6b991a1b9bab03e067142b2c370c65d4677211205a4e832b7f.exe	83
PID 2528 wrote to memory of 4964	2528	700928ef75d34d6b991a1b9bab03e067142b2c370c65d4677211205a4e832b7f.exe	83
PID 4964 wrote to memory of 4780	4964	scHyXa.exe	85
PID 4964 wrote to memory of 4780	4964	scHyXa.exe	85
PID 4964 wrote to memory of 4780	4964	scHyXa.exe	85

C:\Users\Admin\AppData\Local\Temp\700928ef75d34d6b991a1b9bab03e067142b2c370c65d4677211205a4e832b7f.exe
"C:\Users\Admin\AppData\Local\Temp\700928ef75d34d6b991a1b9bab03e067142b2c370c65d4677211205a4e832b7f.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2528
- C:\Users\Admin\AppData\Local\Temp\scHyXa.exe
  C:\Users\Admin\AppData\Local\Temp\scHyXa.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:4964
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\55394938.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4780

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\407D70AD.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\55394938.bat

Filesize
187B

MD5
16246207986cfd9f25102ac78af07697

SHA1
6e1afc1aa8f502556bdcf80b0b5d6b6071b88c3d

SHA256
296827f4ca483c551e0009ffb539fea758412bb176ec44452aab760f2dfb5610

SHA512
0c13c30967e7f5913401f54cbc251c6c7026befa91e070e26cd4d2748825d051b73729412e3346ef7f31d8dd10272feb1feba4c10911d877e4bafc9f0b539e07

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2528-0-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2528-47-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4964-4-0x0000000000BD0000-0x0000000000BD9000-memory.dmp

Filesize
36KB

Download
memory/4964-45-0x0000000000BD0000-0x0000000000BD9000-memory.dmp

Filesize
36KB

Download