bdaejec | f1fce3d480accaba2ea718ed48fd7f658629fc0f31d15e10d1d8876f57e5d071

Analysis

max time kernel
149s
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
21-01-2025 02:33

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General

Target

2025-01-21_292cf01d61c5ed1e897b9c3a408591d6_smoke-loader_wapomi.exe
Size

203KB
MD5

292cf01d61c5ed1e897b9c3a408591d6
SHA1

c9f9ae3ab134b38a680dc8c97bab55909239b363
SHA256

f1fce3d480accaba2ea718ed48fd7f658629fc0f31d15e10d1d8876f57e5d071
SHA512

5d4685ce5a00d8d65743899a2f02d690673d54f785c701c04edde3478669a4b9d8ed5efbcf35d6d1d75e4eefe4aeed4199e1768aa6297322913a6dc742dbcab8
SSDEEP

3072:v1TlCN3DeL0dA/VkvpS6zpQDt0v2E6LGHxdOWTtDwqytR2TBf9AqqpUwITGCH:BlGXd4OvDzewKLGHj0qTBlznBK

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/408-46-0x0000000000510000-0x0000000000519000-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/0x000d000000023ba1-3.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	ZsvUdj.exe

Executes dropped EXE 1 IoCs

pid	Process
408	ZsvUdj.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	ZsvUdj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe	ZsvUdj.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\xjc.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe	ZsvUdj.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\createdump.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE	ZsvUdj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE	ZsvUdj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\ktab.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE	ZsvUdj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Video.UI.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe	ZsvUdj.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\dotnet\dotnet.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jps.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE	ZsvUdj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE	ZsvUdj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\PeopleApp.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javap.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\serialver.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE	ZsvUdj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE	ZsvUdj.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE	ZsvUdj.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe	ZsvUdj.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdate.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE	ZsvUdj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javadoc.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javapackager.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ktab.exe	ZsvUdj.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE	ZsvUdj.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe	ZsvUdj.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	ZsvUdj.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-21_292cf01d61c5ed1e897b9c3a408591d6_smoke-loader_wapomi.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 408	2372	2025-01-21_292cf01d61c5ed1e897b9c3a408591d6_smoke-loader_wapomi.exe	83
PID 2372 wrote to memory of 408	2372	2025-01-21_292cf01d61c5ed1e897b9c3a408591d6_smoke-loader_wapomi.exe	83
PID 2372 wrote to memory of 408	2372	2025-01-21_292cf01d61c5ed1e897b9c3a408591d6_smoke-loader_wapomi.exe	83
PID 408 wrote to memory of 2312	408	ZsvUdj.exe	84
PID 408 wrote to memory of 2312	408	ZsvUdj.exe	84
PID 408 wrote to memory of 2312	408	ZsvUdj.exe	84

C:\Users\Admin\AppData\Local\Temp\2025-01-21_292cf01d61c5ed1e897b9c3a408591d6_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-21_292cf01d61c5ed1e897b9c3a408591d6_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Users\Admin\AppData\Local\Temp\ZsvUdj.exe
  C:\Users\Admin\AppData\Local\Temp\ZsvUdj.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:408
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\341d1d03.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2312

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\341d1d03.bat

Filesize
187B

MD5
37f8e014556ad55335d1f5306f515544

SHA1
97b417461204e499bb8358f058bc090695d38172

SHA256
e0acaba4817d078e6c59b934dd7b8fdcaf897ecbfd24e315222e5eb87ffc9383

SHA512
33576ef56da7490d29774b95271df50810ffb44bb28790655756bf84450ee7eaeb9170ed09b633dc47e5d2822b56ec4f37744b8157f0e4cd88bf3a234fc8ae5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\5397131C.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/408-4-0x0000000000510000-0x0000000000519000-memory.dmp

Filesize
36KB

Download
memory/408-46-0x0000000000510000-0x0000000000519000-memory.dmp

Filesize
36KB

Download
memory/2372-0-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2372-48-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download