bdaejec | 8aa20ad73ab13516d2696b004f609a60e06cc15c9825d96720ebc4dec6b674a9

Analysis

max time kernel
140s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26-12-2024 02:23

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General

Target

2024-12-26_366e10752bb42cf049145fce4b75bfa4_smoke-loader_wapomi.exe
Size

461KB
MD5

366e10752bb42cf049145fce4b75bfa4
SHA1

2d91092d5a4831f2ac23848e4ca2351b4b708b66
SHA256

8aa20ad73ab13516d2696b004f609a60e06cc15c9825d96720ebc4dec6b674a9
SHA512

949e3684cda30995f30daffb451a8af378eaf27713c6535fc11040bf7b02ae61fe71a040cd34cde8206ed59368c8a3841b808c1bb03c09b9a1a89430d4209dc2
SSDEEP

12288:xZxCk3XAI2gz8ZIeZFG3EIzyICqXQNvMnmKfaSmuoS+3:xZxLXA5gaWEIBeNtKfZmN

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. 1 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral2/memory/2628-9-0x00000000001D0000-0x00000000001D9000-memory.dmp	family_bdaejec_backdoor

Detected Nirsoft tools 1 IoCs

Free utilities often used by attackers which can steal passwords, product keys, etc.

resource	yara_rule
behavioral2/memory/4176-7-0x0000000000400000-0x00000000005CB000-memory.dmp	Nirsoft

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral2/files/0x000c000000023c28-4.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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	AIPyLQ.exe

Executes dropped EXE 1 IoCs

pid	Process
2628	AIPyLQ.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4176-0-0x0000000000400000-0x00000000005CB000-memory.dmp	upx
behavioral2/memory/4176-7-0x0000000000400000-0x00000000005CB000-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\jre\bin\java.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\SoundRec.exe	AIPyLQ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe	AIPyLQ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe	AIPyLQ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javah.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE	AIPyLQ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe	AIPyLQ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\klist.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE	AIPyLQ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE	AIPyLQ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\PeopleApp.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_2.34.28001.0_x64__8wekyb3d8bbwe\GameBar.exe	AIPyLQ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	AIPyLQ.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\dotnet\dotnet.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaw.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaw.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE	AIPyLQ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe	AIPyLQ.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\pack200.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\misc.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe	AIPyLQ.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jconsole.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jinfo.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstack.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE	AIPyLQ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jps.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.Loader.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE	AIPyLQ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_pwa_launcher.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsimport.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoev.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE	AIPyLQ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\Microsoft.Wallet.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\createdump.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe	AIPyLQ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE	AIPyLQ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe	AIPyLQ.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	2024-12-26_366e10752bb42cf049145fce4b75bfa4_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AIPyLQ.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4176 wrote to memory of 2628	4176	2024-12-26_366e10752bb42cf049145fce4b75bfa4_smoke-loader_wapomi.exe	82
PID 4176 wrote to memory of 2628	4176	2024-12-26_366e10752bb42cf049145fce4b75bfa4_smoke-loader_wapomi.exe	82
PID 4176 wrote to memory of 2628	4176	2024-12-26_366e10752bb42cf049145fce4b75bfa4_smoke-loader_wapomi.exe	82
PID 2628 wrote to memory of 3364	2628	AIPyLQ.exe	93
PID 2628 wrote to memory of 3364	2628	AIPyLQ.exe	93
PID 2628 wrote to memory of 3364	2628	AIPyLQ.exe	93

C:\Users\Admin\AppData\Local\Temp\2024-12-26_366e10752bb42cf049145fce4b75bfa4_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-26_366e10752bb42cf049145fce4b75bfa4_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4176
- C:\Users\Admin\AppData\Local\Temp\AIPyLQ.exe
  C:\Users\Admin\AppData\Local\Temp\AIPyLQ.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:2628
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\5d33578e.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3364

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\5d33578e.bat

Filesize
187B

MD5
d946c12d43a4c53dab076d92698f9c5f

SHA1
d1529dcce25a4d5dfd9a1256b03468afb0b13371

SHA256
8b9d0bb5453afb78bb21742b54e760b02bf14a6794ecf485cfbcaeb634a254c1

SHA512
d766158b6aff8f2ea0f0b62c8f579cdd7b5f52c8b97fe5f99e321174edb3169ae28f23736d71242ff8c5cce3058407c441fb5d01cd13be70432ff4d4cff96b0d

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2628-5-0x00000000001D0000-0x00000000001D9000-memory.dmp

Filesize
36KB

Download
memory/2628-9-0x00000000001D0000-0x00000000001D9000-memory.dmp

Filesize
36KB

Download
memory/4176-0-0x0000000000400000-0x00000000005CB000-memory.dmp

Filesize
1.8MB

Download
memory/4176-7-0x0000000000400000-0x00000000005CB000-memory.dmp

Filesize
1.8MB

Download