bdaejec | 5a848fd4e07bf7a3cb43bd6a603f1fe890a90c37d63f54f53b8c8e7948d53242

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
14/12/2024, 13:22

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General

Target

5a848fd4e07bf7a3cb43bd6a603f1fe890a90c37d63f54f53b8c8e7948d53242.exe
Size

14.9MB
MD5

14b4666448134224bfd44d2f6c248872
SHA1

4ab14ff17dd9dafabdf3ab131eda4735f85920ee
SHA256

5a848fd4e07bf7a3cb43bd6a603f1fe890a90c37d63f54f53b8c8e7948d53242
SHA512

18c756db39a72160e3714a69281d86195ed7069e128afce43756c0d3c55d633674cd5b06d782ff7ff0f4c2490b7c992533238cb9178b4536d0f0b3aa802b2548
SSDEEP

196608:RWzxiAZQGSVyUxHOmzdUG35rZODxge3Hub7WLvlAXOpKwdou2rTX+0O/:AqGSVRHT2GprZU3eUvhKwdoPX+0A

Score

10^/10

bdaejec aspackv2 backdoor discovery upx

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. 2 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral2/memory/2280-6-0x0000000000930000-0x0000000000939000-memory.dmp	family_bdaejec_backdoor
behavioral2/memory/2280-58-0x0000000000930000-0x0000000000939000-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/0x000c000000023b35-2.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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	cBxg.exe

Executes dropped EXE 1 IoCs

pid	Process
2280	cBxg.exe

UPX packed file 25 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/216-31-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/216-41-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/216-43-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/216-50-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/216-51-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/216-48-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/216-39-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/216-37-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/216-35-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/216-33-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/216-29-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/216-27-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/216-25-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/216-23-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/216-21-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/216-19-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/216-17-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/216-15-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/216-13-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/216-11-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/216-9-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/216-7-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/216-46-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/216-8-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/216-56-0x0000000010000000-0x000000001003F000-memory.dmp	upx

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	cBxg.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE	cBxg.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE	cBxg.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe	cBxg.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE	cBxg.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe	cBxg.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe	cBxg.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jps.exe	cBxg.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE	cBxg.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	cBxg.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	cBxg.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\kinit.exe	cBxg.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	cBxg.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE	cBxg.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe	cBxg.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe	cBxg.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe	cBxg.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVLP.exe	cBxg.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoia.exe	cBxg.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe	cBxg.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe	cBxg.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	cBxg.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmic.exe	cBxg.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoasb.exe	cBxg.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxOutlook.exe	cBxg.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\SoundRec.exe	cBxg.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	cBxg.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe	cBxg.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE	cBxg.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe	cBxg.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe	cBxg.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe	cBxg.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe	cBxg.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE	cBxg.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	cBxg.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe	cBxg.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ktab.exe	cBxg.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteshare.exe	cBxg.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe	cBxg.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe	cBxg.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe	cBxg.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javacpl.exe	cBxg.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaw.exe	cBxg.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jjs.exe	cBxg.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	cBxg.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe	cBxg.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe	cBxg.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Integrator.exe	cBxg.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE	cBxg.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	cBxg.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Microsoft.Notes.exe	cBxg.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe	cBxg.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE	cBxg.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE	cBxg.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE	cBxg.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	cBxg.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE	cBxg.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerPythonRedirector.exe	cBxg.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe	cBxg.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe	cBxg.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java.exe	cBxg.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoev.exe	cBxg.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe	cBxg.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe	cBxg.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5a848fd4e07bf7a3cb43bd6a603f1fe890a90c37d63f54f53b8c8e7948d53242.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cBxg.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
216	5a848fd4e07bf7a3cb43bd6a603f1fe890a90c37d63f54f53b8c8e7948d53242.exe
216	5a848fd4e07bf7a3cb43bd6a603f1fe890a90c37d63f54f53b8c8e7948d53242.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
216	5a848fd4e07bf7a3cb43bd6a603f1fe890a90c37d63f54f53b8c8e7948d53242.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
216	5a848fd4e07bf7a3cb43bd6a603f1fe890a90c37d63f54f53b8c8e7948d53242.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
216	5a848fd4e07bf7a3cb43bd6a603f1fe890a90c37d63f54f53b8c8e7948d53242.exe
216	5a848fd4e07bf7a3cb43bd6a603f1fe890a90c37d63f54f53b8c8e7948d53242.exe
216	5a848fd4e07bf7a3cb43bd6a603f1fe890a90c37d63f54f53b8c8e7948d53242.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 216 wrote to memory of 2280	216	5a848fd4e07bf7a3cb43bd6a603f1fe890a90c37d63f54f53b8c8e7948d53242.exe	82
PID 216 wrote to memory of 2280	216	5a848fd4e07bf7a3cb43bd6a603f1fe890a90c37d63f54f53b8c8e7948d53242.exe	82
PID 216 wrote to memory of 2280	216	5a848fd4e07bf7a3cb43bd6a603f1fe890a90c37d63f54f53b8c8e7948d53242.exe	82
PID 2280 wrote to memory of 2332	2280	cBxg.exe	92
PID 2280 wrote to memory of 2332	2280	cBxg.exe	92
PID 2280 wrote to memory of 2332	2280	cBxg.exe	92

C:\Users\Admin\AppData\Local\Temp\5a848fd4e07bf7a3cb43bd6a603f1fe890a90c37d63f54f53b8c8e7948d53242.exe
"C:\Users\Admin\AppData\Local\Temp\5a848fd4e07bf7a3cb43bd6a603f1fe890a90c37d63f54f53b8c8e7948d53242.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:216
- C:\Users\Admin\AppData\Local\Temp\cBxg.exe
  C:\Users\Admin\AppData\Local\Temp\cBxg.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:2280
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\0b22194e.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2332

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\0b22194e.bat

Filesize
183B

MD5
941c57edfbca9f79dbdb14c6243e5554

SHA1
3bb57f276a265e9aaa01db9d51f19352b6c449ff

SHA256
fce4e6db53be5ad939ca74e1bba38eca63f59a898484553f9dc91a96d521d2f6

SHA512
2bc1fa59d6d617e3eca86b426c7a79f736617e81c700394a478f733923db277645412ef4be0ccedea0447f2519c6e8d0fc9c7471733ec1c9b398e6ecf525ca8d

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/216-23-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/216-11-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/216-41-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/216-43-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/216-50-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/216-51-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/216-48-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/216-39-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/216-37-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/216-35-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/216-33-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/216-29-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/216-27-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/216-25-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/216-31-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/216-5-0x0000000000400000-0x0000000001325000-memory.dmp

Filesize
15.1MB

Download
memory/216-7-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/216-17-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/216-15-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/216-13-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/216-21-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/216-9-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/216-19-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/216-46-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/216-8-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/216-55-0x0000000000400000-0x0000000001325000-memory.dmp

Filesize
15.1MB

Download
memory/216-56-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/216-57-0x0000000000400000-0x0000000001325000-memory.dmp

Filesize
15.1MB

Download
memory/2280-58-0x0000000000930000-0x0000000000939000-memory.dmp

Filesize
36KB

Download
memory/2280-6-0x0000000000930000-0x0000000000939000-memory.dmp

Filesize
36KB

Download