bdaejec | 99de41cedc2118dfe34ac6d6f7c682e3cf1ebcefe0cc9337dc07b50eeb22b023

Analysis

max time kernel
140s
max time network
101s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
23-02-2025 20:29

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General

Target

2025-02-23_7a1e24880a849261663e5ad59ca8ab98_smoke-loader_wapomi.exe
Size

141KB
MD5

7a1e24880a849261663e5ad59ca8ab98
SHA1

b917b58f2e72bb6e093af615220becd60b6b6a0a
SHA256

99de41cedc2118dfe34ac6d6f7c682e3cf1ebcefe0cc9337dc07b50eeb22b023
SHA512

339023224ace42a1274b95219ef7aa4e840d840c71abdf5d4d3819cc47df21c8a7979a98539bbf8c89cabaef9327dc7921ca71d974725577a0cd509fe435c49f
SSDEEP

3072:fguzklQqvuTZMHNtCP0ip1Q4M621CO60hTrkGCH:7GvGTcibMrCh0hf5

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/3540-9-0x0000000000300000-0x0000000000309000-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/0x000c000000023be1-3.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-1-5-21-925314154-1797147466-1467878628-1000\Control Panel\International\Geo\Nation	NFhqpu.exe

Executes dropped EXE 1 IoCs

pid	Process
3540	NFhqpu.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3608-0-0x0000000000400000-0x00000000004F8000-memory.dmp	upx
behavioral2/memory/3608-7-0x0000000000400000-0x00000000004F8000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jre-1.8\bin\tnameserv.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE	NFhqpu.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	NFhqpu.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe	NFhqpu.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jabswitch.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\misc.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jhat.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	NFhqpu.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe	NFhqpu.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe	NFhqpu.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE	NFhqpu.exe
File opened for modification	C:\Program Files\Windows Security\BrowserCore\BrowserCore.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jps.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\orbd.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe	NFhqpu.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\XboxApp.exe	NFhqpu.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsgen.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE	NFhqpu.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\unpack200.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE	NFhqpu.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe	NFhqpu.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe	NFhqpu.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmid.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\policytool.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoia.exe	NFhqpu.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstaller.exe	NFhqpu.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler.exe	NFhqpu.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstatd.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\keytool.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jar.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE	NFhqpu.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	NFhqpu.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe	NFhqpu.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\ktab.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE	NFhqpu.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE	NFhqpu.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\pack200.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE	NFhqpu.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jcmd.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jinfo.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsimport.exe	NFhqpu.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ktab.exe	NFhqpu.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe	NFhqpu.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	NFhqpu.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	NFhqpu.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-02-23_7a1e24880a849261663e5ad59ca8ab98_smoke-loader_wapomi.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3608	2025-02-23_7a1e24880a849261663e5ad59ca8ab98_smoke-loader_wapomi.exe
3608	2025-02-23_7a1e24880a849261663e5ad59ca8ab98_smoke-loader_wapomi.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3608 wrote to memory of 3540	3608	2025-02-23_7a1e24880a849261663e5ad59ca8ab98_smoke-loader_wapomi.exe	85
PID 3608 wrote to memory of 3540	3608	2025-02-23_7a1e24880a849261663e5ad59ca8ab98_smoke-loader_wapomi.exe	85
PID 3608 wrote to memory of 3540	3608	2025-02-23_7a1e24880a849261663e5ad59ca8ab98_smoke-loader_wapomi.exe	85
PID 3540 wrote to memory of 2640	3540	NFhqpu.exe	90
PID 3540 wrote to memory of 2640	3540	NFhqpu.exe	90
PID 3540 wrote to memory of 2640	3540	NFhqpu.exe	90

C:\Users\Admin\AppData\Local\Temp\2025-02-23_7a1e24880a849261663e5ad59ca8ab98_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-23_7a1e24880a849261663e5ad59ca8ab98_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3608
- C:\Users\Admin\AppData\Local\Temp\NFhqpu.exe
  C:\Users\Admin\AppData\Local\Temp\NFhqpu.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:3540
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\32f87bba.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2640

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\32f87bba.bat

Filesize
187B

MD5
e785c58b92e17960f1fcf4c25c55cfb3

SHA1
b0aa02f38a8e02f8e81df676c7d226ea2ab2cde2

SHA256
0760cdcaa4554129bd278f046b269bff344ea9abd448d348c3e93975c60a2b49

SHA512
bccbe5cca1682514546e1f971773a6ef6ce1eab09b9b3852d56ca3f7010ee2f320fcac963f8eb7679f84f7f08f9e5aa2b4e17a33b986b25cd1264ef4aa624823

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/3540-4-0x0000000000300000-0x0000000000309000-memory.dmp

Filesize
36KB

Download
memory/3540-9-0x0000000000300000-0x0000000000309000-memory.dmp

Filesize
36KB

Download
memory/3608-0-0x0000000000400000-0x00000000004F8000-memory.dmp

Filesize
992KB

Download
memory/3608-7-0x0000000000400000-0x00000000004F8000-memory.dmp

Filesize
992KB

Download