Analysis
- max time kernel
149s - max time network
129s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
20/04/2026, 13:00
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-04-20_41335d580e023991fa26941fd324cd03_amadey_elex_hellokitty_smoke-loader_wapomi.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-04-20_41335d580e023991fa26941fd324cd03_amadey_elex_hellokitty_smoke-loader_wapomi.exe
- Size 121KB
- Sample260420-p8nb5aa16l
- SHA256 958cc63f0254676e376b7c2fab17d4fbda2f9b0a8a06601254761d5590964671
- MD5 41335d580e023991fa26941fd324cd03
- SHA1 14350c21351578dd7440bad48cba47f19e9c8caa
- SHA512 a214d2c08c74a1aacb6654f318054890099060a19bb7c00ed10511f134d6e8cf7ad6425c59fa090cc39164e6872331fa8ab509b8994fa0483b87521b2342f65e
- SSDEEP 3072:1u2crKOXWW5gfXYy81+biUBM3/9Mu0HrnflY++RfvfGCH:jOXrHQvhYjXO
- TLSH T1C2C36B2136D6C5B1E1A213728A74AFB68B79FD348F7191DB33D4460E88601C26EB1F67
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
bdaejec
C2
-
ddos.dnsnb8.net
Signatures
- Detects Bdaejec Backdoor. 1 IoCs
Bdaejec is backdoor written in C++.
resource yara_rule behavioral2/memory/752-8-0x0000000000910000-0x0000000000919000-memory.dmp family_bdaejec_backdoor - Detects executables packed with ASPack 3 IoCs
resource yara_rule behavioral2/files/0x001f00000002b234-3.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/752-4-0x0000000000910000-0x0000000000919000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/752-8-0x0000000000910000-0x0000000000919000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x001f00000002b234-3.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 752 Yulpp.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe Yulpp.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe Yulpp.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe Yulpp.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_1.0.22.0_x64__8wekyb3d8bbwe\Maps.exe Yulpp.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe Yulpp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe Yulpp.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE Yulpp.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.2104.12721.0_x64__8wekyb3d8bbwe\LocalBridge.exe Yulpp.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe Yulpp.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe Yulpp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe Yulpp.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe Yulpp.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.People_10.1909.12456.0_x64__8wekyb3d8bbwe\PeopleApp.exe Yulpp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe Yulpp.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe Yulpp.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe Yulpp.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE Yulpp.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 Yulpp.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.12827.20400.0_x64__8wekyb3d8bbwe\HxTsr.exe Yulpp.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe Yulpp.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe Yulpp.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe Yulpp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe Yulpp.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.6.3102.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe Yulpp.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_21.21030.25003.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe Yulpp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe Yulpp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe Yulpp.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe Yulpp.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe Yulpp.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.32731.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe Yulpp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe Yulpp.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe Yulpp.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe Yulpp.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe Yulpp.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe Yulpp.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe Yulpp.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 Yulpp.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe Yulpp.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.GamingApp_2105.900.24.0_x64__8wekyb3d8bbwe\XboxStub.exe Yulpp.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe Yulpp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe Yulpp.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe Yulpp.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe Yulpp.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe Yulpp.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_2.2106.2807.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe Yulpp.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingNews_1.0.6.0_x64__8wekyb3d8bbwe\NewsStub.exe Yulpp.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe Yulpp.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe Yulpp.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.12827.20400.0_x64__8wekyb3d8bbwe\HxOutlook.exe Yulpp.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsNotepad_10.2102.13.0_x64__8wekyb3d8bbwe\Notepad\Notepad.exe Yulpp.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe Yulpp.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe Yulpp.exe File opened for modification C:\Program Files\7-Zip\7zG.exe Yulpp.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE Yulpp.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_10.2.41172.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe Yulpp.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_1.0.38.0_x64__8wekyb3d8bbwe\SoundRec.exe Yulpp.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe Yulpp.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe Yulpp.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe Yulpp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe Yulpp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe Yulpp.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe Yulpp.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe Yulpp.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe Yulpp.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 2026-04-20_41335d580e023991fa26941fd324cd03_amadey_elex_hellokitty_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Yulpp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 5116 wrote to memory of 752 5116 2026-04-20_41335d580e023991fa26941fd324cd03_amadey_elex_hellokitty_smoke-loader_wapomi.exe 81 PID 752 wrote to memory of 4252 752 Yulpp.exe 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-20_41335d580e023991fa26941fd324cd03_amadey_elex_hellokitty_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-20_41335d580e023991fa26941fd324cd03_amadey_elex_hellokitty_smoke-loader_wapomi.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5116 -
C:\Users\Admin\AppData\Local\Temp\Yulpp.exeC:\Users\Admin\AppData\Local\Temp\Yulpp.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:752 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\6152675b.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:4252
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\6152675b.bat
- Size 185B
- SHA256 707146a99f2609ad6db10c15d7745bdd3cb091f180e6f3826ed17ba21ccd1a6d
- MD5 731d63ecd2746132c687fc1ef06e0e3b
- SHA1 f55451c6e16790bafaad4f23b8d989b63f8f81b2
- SHA512 6960e77715ee7163185a294d1cd9046956fbc5b770190384a782c16f7a05332c081c7ae8d20d4bbc97ce0c2f6a4ce387949a53191dadcb1a7d425679da92ef8c
- TLSH T131C0120291DBCAA95455501B1EF1618CC06608683F896B299FA0C45C61B640DF5C3381
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\Yulpp.exe
- Size 15KB
- SHA256 4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
- MD5 56b2c3810dba2e939a8bb9fa36d3cf96
- SHA1 99ee31cd4b0d6a4b62779da36e0eeecdd80589fc
- SHA512 27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e
- SSDEEP 384:7XZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:1QGPL4vzZq2o9W7GsxBbPr
- TLSH T10B62BFB34EC098FFC4CD353340823687CB7B4670DABA617F826288372895E19AC55595
- MD5 SHA1 SHA512 SSDEEP TLSH