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
15-12-2024 00:43
Static task
static1
Behavioral task
behavioral1
Sample
2024-12-15_dbc53e268807f9ac59c979a00253352b_smoke-loader_wapomi.exe
Resource
win7-20240708-en
General
-
Target
2024-12-15_dbc53e268807f9ac59c979a00253352b_smoke-loader_wapomi.exe
-
Size
11.2MB
-
MD5
dbc53e268807f9ac59c979a00253352b
-
SHA1
74cab7dea91af5d2ba383fc7bd2395ccc058452a
-
SHA256
c881aa74c4a52b78c63e2913514ebc8d20b4f6e3fee3f95bceb9565ce3721b1e
-
SHA512
3d43d54cebaf732fb7b528cd06a1dff345745689ea409cd4197403daae11854b56e57dd62968ffdfad97a4cb4e6423917dac437737da9fdc06c71bcbfd75def1
-
SSDEEP
196608:6ixCfr91JP/l5iwnbF3OoPNlqkUBg6FSLuEzB3:6ixCfLZ/5nbF3O6NlqkUBgBP3
Malware Config
Extracted
bdaejec
ddos.dnsnb8.net
Signatures
-
Bdaejec family
-
Detects Bdaejec Backdoor. 1 IoCs
Bdaejec is backdoor written in C++.
resource yara_rule behavioral2/memory/1848-46-0x0000000000E50000-0x0000000000E59000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x000c000000023b2b-3.dat aspack_v212_v242 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation RimrKT.exe -
Executes dropped EXE 1 IoCs
pid Process 1848 RimrKT.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Windows Mail\wab.exe RimrKT.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe RimrKT.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe RimrKT.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE RimrKT.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe RimrKT.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe RimrKT.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe RimrKT.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE RimrKT.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe RimrKT.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe RimrKT.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe RimrKT.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE RimrKT.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE RimrKT.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe RimrKT.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe RimrKT.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe RimrKT.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe RimrKT.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe RimrKT.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdate.exe RimrKT.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe RimrKT.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE RimrKT.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe RimrKT.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe RimrKT.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe RimrKT.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe RimrKT.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe RimrKT.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe RimrKT.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe RimrKT.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe RimrKT.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 RimrKT.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE RimrKT.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe RimrKT.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe RimrKT.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe RimrKT.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe RimrKT.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE RimrKT.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe RimrKT.exe File opened for modification C:\Program Files\Windows Mail\wabmig.exe RimrKT.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe RimrKT.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe RimrKT.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe RimrKT.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe RimrKT.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe RimrKT.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE RimrKT.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.exe RimrKT.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe RimrKT.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe RimrKT.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe RimrKT.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe RimrKT.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe RimrKT.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_pwa_launcher.exe RimrKT.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe RimrKT.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe RimrKT.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe RimrKT.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe RimrKT.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe RimrKT.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe RimrKT.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe RimrKT.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe RimrKT.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE RimrKT.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe RimrKT.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe RimrKT.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe RimrKT.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\Microsoft.Wallet.exe RimrKT.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Program crash 1 IoCs
pid pid_target Process procid_target 2108 3336 WerFault.exe 81 -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-12-15_dbc53e268807f9ac59c979a00253352b_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RimrKT.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3336 wrote to memory of 1848 3336 2024-12-15_dbc53e268807f9ac59c979a00253352b_smoke-loader_wapomi.exe 82 PID 3336 wrote to memory of 1848 3336 2024-12-15_dbc53e268807f9ac59c979a00253352b_smoke-loader_wapomi.exe 82 PID 3336 wrote to memory of 1848 3336 2024-12-15_dbc53e268807f9ac59c979a00253352b_smoke-loader_wapomi.exe 82 PID 1848 wrote to memory of 4992 1848 RimrKT.exe 83 PID 1848 wrote to memory of 4992 1848 RimrKT.exe 83 PID 1848 wrote to memory of 4992 1848 RimrKT.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\2024-12-15_dbc53e268807f9ac59c979a00253352b_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-15_dbc53e268807f9ac59c979a00253352b_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3336 -
C:\Users\Admin\AppData\Local\Temp\RimrKT.exeC:\Users\Admin\AppData\Local\Temp\RimrKT.exe2⤵
- Checks computer location settings
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1848 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\58c024c1.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:4992
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3336 -s 9122⤵
- Program crash
PID:2108
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3336 -ip 33361⤵PID:2544
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
4B
MD5d3b07384d113edec49eaa6238ad5ff00
SHA1f1d2d2f924e986ac86fdf7b36c94bcdf32beec15
SHA256b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c
SHA5120cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6
-
Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
-
Filesize
187B
MD59833662311925de1f2f2881bd412568d
SHA10ef6e5dfc18a951aeafd457f0d982c12393a4569
SHA2567b78af478b1cf357c1bd4673261b549bcab3ef78bf16eb7765f99f4ac48494c1
SHA5122762ad3f20e8be34e038f9ef0d32cac8953fbda341e33fa3bcb2af043b6930657bb348df6182f888f91950e3316eec5c5864a6c0a52923b6c2605f4669cb08b4
-
Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e