bdaejec | 72898e403b43fb06d0e7aa755d5b721715c38a442c56dd485db323fe34a58a8c

General

Target

2024-11-06_5b5a3d2315892c38f6b63a8e0c024527_smoke-loader_wapomi.exe
Size

80KB
MD5

5b5a3d2315892c38f6b63a8e0c024527
SHA1

76cc975fcd29b896b0774905c1e2c213d5fbb439
SHA256

72898e403b43fb06d0e7aa755d5b721715c38a442c56dd485db323fe34a58a8c
SHA512

2c63b6b14d4fc38df1b1cb98c6829ed67d91a50b3b188322f4fc8c7322c84e53ca55fef5cd85b570ba9075b950ce23e455952fac9c2ec57e2b2f76f81555d1e2
SSDEEP

1536:fHB0UxMkzOt7HcvJGt5AdHIOWnToIf12ZKJGCq2iW7z:fhAWJGSCTBf12Z2GCH

Score

10^/10

bdaejec aspackv2 backdoor discovery

Malware Config

Extracted

Family

bdaejec

C2

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++.

Processes:

resource	yara_rule
behavioral2/memory/4944-46-0x0000000000160000-0x0000000000169000-memory.dmp	family_bdaejec_backdoor

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\QAtAmvt.exe	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

Processes:

QAtAmvt.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation QAtAmvt.exe
Executes dropped EXE 1 IoCs

Processes:

QAtAmvt.exe

pid process

4944 QAtAmvt.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	QAtAmvt.exe

pid	process
4944	QAtAmvt.exe

Drops file in Program Files directory 64 IoCs

Processes:

QAtAmvt.exe

description	ioc	process
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE	QAtAmvt.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe	QAtAmvt.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\idlj.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE	QAtAmvt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe	QAtAmvt.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe	QAtAmvt.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jps.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaws.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jar.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\serialver.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE	QAtAmvt.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javac.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE	QAtAmvt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_2.34.28001.0_x64__8wekyb3d8bbwe\GameBar.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\orbd.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ktab.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstat.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\schemagen.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	QAtAmvt.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jabswitch.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE	QAtAmvt.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE	QAtAmvt.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxOutlook.exe	QAtAmvt.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msotd.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\kinit.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE	QAtAmvt.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE	QAtAmvt.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\pack200.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe	QAtAmvt.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe	QAtAmvt.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

Processes:

2024-11-06_5b5a3d2315892c38f6b63a8e0c024527_smoke-loader_wapomi.exeQAtAmvt.execmd.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-06_5b5a3d2315892c38f6b63a8e0c024527_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	QAtAmvt.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

2024-11-06_5b5a3d2315892c38f6b63a8e0c024527_smoke-loader_wapomi.exeQAtAmvt.exe

description	pid	process	target process
PID 1268 wrote to memory of 4944	1268	2024-11-06_5b5a3d2315892c38f6b63a8e0c024527_smoke-loader_wapomi.exe	QAtAmvt.exe
PID 1268 wrote to memory of 4944	1268	2024-11-06_5b5a3d2315892c38f6b63a8e0c024527_smoke-loader_wapomi.exe	QAtAmvt.exe
PID 1268 wrote to memory of 4944	1268	2024-11-06_5b5a3d2315892c38f6b63a8e0c024527_smoke-loader_wapomi.exe	QAtAmvt.exe
PID 4944 wrote to memory of 2260	4944	QAtAmvt.exe	cmd.exe
PID 4944 wrote to memory of 2260	4944	QAtAmvt.exe	cmd.exe
PID 4944 wrote to memory of 2260	4944	QAtAmvt.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\2024-11-06_5b5a3d2315892c38f6b63a8e0c024527_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-06_5b5a3d2315892c38f6b63a8e0c024527_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1268
- C:\Users\Admin\AppData\Local\Temp\QAtAmvt.exe
  C:\Users\Admin\AppData\Local\Temp\QAtAmvt.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:4944
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\1e3d578d.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2260

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\VKYZDMA5\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\145F596D.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\1e3d578d.bat

Filesize
189B

MD5
ba15468aba63c7ca35fec791f4d35c40

SHA1
e9e4c21a02f7902af0b296916fadd35cd7260ff9

SHA256
4dd011bc487f8402d442dec9a68694cc262e4e9bdc942116663e7ec38eed2176

SHA512
74864a90d50316c700bf4d88c6cb1a6e6c9b5655a98750d0deecbc1bff968c89e117ab340bdb642620230a8235b22c38f82d43c1e669ee96ef109cfdd95d9a8f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1268-0-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1268-48-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4944-4-0x0000000000160000-0x0000000000169000-memory.dmp

Filesize
36KB

Download
memory/4944-46-0x0000000000160000-0x0000000000169000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads