Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
18/12/2024, 06:22
Static task
static1
Behavioral task
behavioral1
Sample
2024-12-18_489fb725303f1503ad9d8953e81ff873_bkransomware_karagany_wapomi.exe
Resource
win7-20241023-en
General
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Target
2024-12-18_489fb725303f1503ad9d8953e81ff873_bkransomware_karagany_wapomi.exe
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Size
92KB
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MD5
489fb725303f1503ad9d8953e81ff873
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SHA1
6efc6b98e822e3af60feea19345930bd7698e390
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SHA256
e7010193de799aef25ff5740a820c562a47834392ba5bc6c05fa3e6cb02201f5
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SHA512
15357606e5cbe57eefc11e43f19c546d70542bcf682f40347681c8c9af1020043f7842a2c2cd48534ad44632c3a5826afe2c2903df7a25e5a49badb9437cd708
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SSDEEP
1536:i2RJ8zI+EMBreBSoeKcTZV5MuzcekgksWjcdKaDqGCq2iW7zO:i2RctSlNACW3LK1GCHC
Malware Config
Extracted
bdaejec
ddos.dnsnb8.net
Signatures
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Bdaejec family
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Detects Bdaejec Backdoor. 1 IoCs
Bdaejec is backdoor written in C++.
resource yara_rule behavioral2/memory/5032-33-0x0000000000AD0000-0x0000000000AD9000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral2/files/0x000c000000023b44-3.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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation XlHgxG.exe -
Executes dropped EXE 1 IoCs
pid Process 5032 XlHgxG.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe XlHgxG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe XlHgxG.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe XlHgxG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe XlHgxG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe XlHgxG.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe XlHgxG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe XlHgxG.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe XlHgxG.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe XlHgxG.exe File opened for modification C:\Program Files\Windows Mail\wab.exe XlHgxG.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe XlHgxG.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe XlHgxG.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe XlHgxG.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe XlHgxG.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe XlHgxG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe XlHgxG.exe File opened for modification C:\Program Files\7-Zip\7z.exe XlHgxG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe XlHgxG.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe XlHgxG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe XlHgxG.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe XlHgxG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe XlHgxG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe XlHgxG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe XlHgxG.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe XlHgxG.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 XlHgxG.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe XlHgxG.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe XlHgxG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe XlHgxG.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe XlHgxG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe XlHgxG.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE XlHgxG.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe XlHgxG.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe XlHgxG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstaller.exe XlHgxG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\XboxApp.exe XlHgxG.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE XlHgxG.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe XlHgxG.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe XlHgxG.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe XlHgxG.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe XlHgxG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe XlHgxG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe XlHgxG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe XlHgxG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.exe XlHgxG.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe XlHgxG.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe XlHgxG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe XlHgxG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe XlHgxG.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe XlHgxG.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe XlHgxG.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe XlHgxG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe XlHgxG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe XlHgxG.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe XlHgxG.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE XlHgxG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteshare.exe XlHgxG.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe XlHgxG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe XlHgxG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe XlHgxG.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmid.exe XlHgxG.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe XlHgxG.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe XlHgxG.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe XlHgxG.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 2024-12-18_489fb725303f1503ad9d8953e81ff873_bkransomware_karagany_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language XlHgxG.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4056 wrote to memory of 5032 4056 2024-12-18_489fb725303f1503ad9d8953e81ff873_bkransomware_karagany_wapomi.exe 84 PID 4056 wrote to memory of 5032 4056 2024-12-18_489fb725303f1503ad9d8953e81ff873_bkransomware_karagany_wapomi.exe 84 PID 4056 wrote to memory of 5032 4056 2024-12-18_489fb725303f1503ad9d8953e81ff873_bkransomware_karagany_wapomi.exe 84 PID 5032 wrote to memory of 8 5032 XlHgxG.exe 86 PID 5032 wrote to memory of 8 5032 XlHgxG.exe 86 PID 5032 wrote to memory of 8 5032 XlHgxG.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-12-18_489fb725303f1503ad9d8953e81ff873_bkransomware_karagany_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-18_489fb725303f1503ad9d8953e81ff873_bkransomware_karagany_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4056 -
C:\Users\Admin\AppData\Local\Temp\XlHgxG.exeC:\Users\Admin\AppData\Local\Temp\XlHgxG.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:5032 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\2fd57873.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:8
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
4B
MD5d3b07384d113edec49eaa6238ad5ff00
SHA1f1d2d2f924e986ac86fdf7b36c94bcdf32beec15
SHA256b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c
SHA5120cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6
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Filesize
187B
MD5d5c2c8644609d0446ff7ac0caf911b31
SHA1951d1d7a1d58684991d563db86582e180d87ca11
SHA256493b6573773653e60781660d017ee43ba1fb84a4b5e9bfd9b2bf3b3524abfde6
SHA512301f41112f9d81fb75569d87aef6a52c64639200abba0ecc41cd553e53be9dc796159a2bee8b4b38710ae80ffa4157dbfaab6c2da50bf2b866ddb76d5adfa98f
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Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e