bdaejec | f4caaf5fb048d47253db755255624e55a97a33d919c183ee9d9354534035424e

Analysis

max time kernel
106s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 02:49

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General

Target

2024-12-30_20fc156b6161be8c915ef5a02a785ec3_smoke-loader_wapomi.exe
Size

3.8MB
MD5

20fc156b6161be8c915ef5a02a785ec3
SHA1

55c847b2f6d1b8f5ca162e2267cc3c00c5368c41
SHA256

f4caaf5fb048d47253db755255624e55a97a33d919c183ee9d9354534035424e
SHA512

438300285333f0100d559a5b4e831405c0bc403452c62503faad0923377ce35a6034246fdefa971478d534227b57efaaee99f3562c48c8c43f290569d2577d83
SSDEEP

98304:6Q4N+3DaHPjf2vDzflqGsYLTIysAjF5gA/H:oN+3evSrzdqGsYLsys+Frv

Score

10^/10

bdaejec aspackv2 backdoor discovery vmprotect

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/2912-11-0x0000000000A10000-0x0000000000A19000-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/0x0008000000023c6e-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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	QFlvzP.exe

Executes dropped EXE 1 IoCs

pid	Process
2912	QFlvzP.exe

VMProtect packed file 3 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral2/memory/3692-0-0x0000000000400000-0x0000000000AF2000-memory.dmp	vmprotect
behavioral2/memory/3692-7-0x0000000000400000-0x0000000000AF2000-memory.dmp	vmprotect
behavioral2/memory/3692-10-0x0000000000400000-0x0000000000AF2000-memory.dmp	vmprotect

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe	QFlvzP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_pwa_launcher.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jar.exe	QFlvzP.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\pack200.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE	QFlvzP.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE	QFlvzP.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javacpl.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE	QFlvzP.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe	QFlvzP.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	QFlvzP.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	QFlvzP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe	QFlvzP.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\misc.exe	QFlvzP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe	QFlvzP.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javah.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\keytool.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaw.exe	QFlvzP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe	QFlvzP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe	QFlvzP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\SoundRec.exe	QFlvzP.exe
File opened for modification	C:\Program Files\dotnet\dotnet.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java.exe	QFlvzP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.exe	QFlvzP.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE	QFlvzP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe	QFlvzP.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe	QFlvzP.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jps.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaws.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVLP.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jconsole.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	QFlvzP.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	QFlvzP.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE	QFlvzP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE	QFlvzP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstat.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\servertool.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE	QFlvzP.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE	QFlvzP.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\serialver.exe	QFlvzP.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java-rmi.exe	QFlvzP.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	2024-12-30_20fc156b6161be8c915ef5a02a785ec3_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	QFlvzP.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: LoadsDriver 3 IoCs

pid	Process
656	Process not Found
656	Process not Found
656	Process not Found

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3692	2024-12-30_20fc156b6161be8c915ef5a02a785ec3_smoke-loader_wapomi.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3692 wrote to memory of 2912	3692	2024-12-30_20fc156b6161be8c915ef5a02a785ec3_smoke-loader_wapomi.exe	83
PID 3692 wrote to memory of 2912	3692	2024-12-30_20fc156b6161be8c915ef5a02a785ec3_smoke-loader_wapomi.exe	83
PID 3692 wrote to memory of 2912	3692	2024-12-30_20fc156b6161be8c915ef5a02a785ec3_smoke-loader_wapomi.exe	83
PID 2912 wrote to memory of 4164	2912	QFlvzP.exe	100
PID 2912 wrote to memory of 4164	2912	QFlvzP.exe	100
PID 2912 wrote to memory of 4164	2912	QFlvzP.exe	100

C:\Users\Admin\AppData\Local\Temp\2024-12-30_20fc156b6161be8c915ef5a02a785ec3_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-30_20fc156b6161be8c915ef5a02a785ec3_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3692
- C:\Users\Admin\AppData\Local\Temp\QFlvzP.exe
  C:\Users\Admin\AppData\Local\Temp\QFlvzP.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:2912
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\21ec103d.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4164

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\21ec103d.bat

Filesize
187B

MD5
b2224688965a33a8c6b58b53238e2462

SHA1
db14cd6e9c3408da688c200b342372435ece6d83

SHA256
06559fe8a75b198b8363e4c704f9a4a51535376700a4dfddadd662441a213316

SHA512
9390120e440870d80749c561a0779686fe647f3a931f4d98967ceb351d9c78941e9fda0b817ee7ff4f5a7d306436c20ce6574b97a1dedfe566dd5eefa4166517

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2912-5-0x0000000000A10000-0x0000000000A19000-memory.dmp

Filesize
36KB

Download
memory/2912-11-0x0000000000A10000-0x0000000000A19000-memory.dmp

Filesize
36KB

Download
memory/3692-0-0x0000000000400000-0x0000000000AF2000-memory.dmp

Filesize
6.9MB

Download
memory/3692-7-0x0000000000400000-0x0000000000AF2000-memory.dmp

Filesize
6.9MB

Download
memory/3692-10-0x0000000000400000-0x0000000000AF2000-memory.dmp

Filesize
6.9MB

Download