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Analysis
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max time kernel
141s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
02/02/2025, 10:23
Static task
static1
Behavioral task
behavioral1
Sample
2025-02-02_746a94d778e8bae288248dcd88ac80a7_smoke-loader_wapomi.exe
Resource
win7-20240729-en
General
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Target
2025-02-02_746a94d778e8bae288248dcd88ac80a7_smoke-loader_wapomi.exe
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Size
230KB
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MD5
746a94d778e8bae288248dcd88ac80a7
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SHA1
da6138b396ab12688bd4037a3f23639af8367f2f
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SHA256
002691ac8ba3d1fd9e7c59fd0c44b759aec4a49ca421a17f764e7c6e12b5dd25
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SHA512
27a7f0384ecd4151cd4fb89c2921a87ee76e91cfe8b9ce6dd95a5ada2059293b10061d33ed6c9f172b0a56ac804d2f06c6bc5707f558e49509c44bbde61c84ab
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SSDEEP
6144:aeB/6F8/8+KGf+oUVBDyM3cLpXVYYCimgpPmfgN+r:aeB/WK+bBmJpXqX+BN+
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 behavioral1/memory/2084-47-0x00000000001B0000-0x00000000001B9000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral1/files/0x000b0000000122cf-10.dat aspack_v212_v242 -
Executes dropped EXE 1 IoCs
pid Process 2084 rCHQXH.exe -
Loads dropped DLL 2 IoCs
pid Process 2848 2025-02-02_746a94d778e8bae288248dcd88ac80a7_smoke-loader_wapomi.exe 2848 2025-02-02_746a94d778e8bae288248dcd88ac80a7_smoke-loader_wapomi.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Windows Mail\wabmig.exe rCHQXH.exe File opened for modification C:\Program Files\DVD Maker\DVDMaker.exe rCHQXH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\java.exe rCHQXH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe rCHQXH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe rCHQXH.exe File opened for modification C:\Program Files\Java\jre7\bin\klist.exe rCHQXH.exe File opened for modification C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe rCHQXH.exe File opened for modification C:\Program Files\Microsoft Games\SpiderSolitaire\SpiderSolitaire.exe rCHQXH.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe rCHQXH.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE rCHQXH.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PPTICO.EXE rCHQXH.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe rCHQXH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe rCHQXH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe rCHQXH.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe rCHQXH.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe rCHQXH.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe rCHQXH.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE rCHQXH.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE rCHQXH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe rCHQXH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe rCHQXH.exe File opened for modification C:\Program Files\Java\jre7\bin\java-rmi.exe rCHQXH.exe File opened for modification C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE rCHQXH.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe rCHQXH.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe rCHQXH.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\misc.exe rCHQXH.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE rCHQXH.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe rCHQXH.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe rCHQXH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe rCHQXH.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe rCHQXH.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE rCHQXH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe rCHQXH.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe rCHQXH.exe File opened for modification C:\Program Files\7-Zip\7zG.exe rCHQXH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe rCHQXH.exe File opened for modification C:\Program Files\Windows Mail\WinMail.exe rCHQXH.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe rCHQXH.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE rCHQXH.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE rCHQXH.exe File opened for modification C:\Program Files\7-Zip\7z.exe rCHQXH.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe rCHQXH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe rCHQXH.exe File opened for modification C:\Program Files\Windows Sidebar\sidebar.exe rCHQXH.exe File opened for modification C:\Program Files (x86)\Google\Update\Install\{0AC99519-0FE0-4797-A0D6-2C21B93D4350}\chrome_installer.exe rCHQXH.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE rCHQXH.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe rCHQXH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe rCHQXH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe rCHQXH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe rCHQXH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe rCHQXH.exe File opened for modification C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe rCHQXH.exe File opened for modification C:\Program Files\Microsoft Games\Hearts\Hearts.exe rCHQXH.exe File opened for modification C:\Program Files\Windows Defender\MSASCui.exe rCHQXH.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE rCHQXH.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\IEContentService.exe rCHQXH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe rCHQXH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe rCHQXH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe rCHQXH.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe rCHQXH.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE rCHQXH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe rCHQXH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe rCHQXH.exe File opened for modification C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe rCHQXH.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 2025-02-02_746a94d778e8bae288248dcd88ac80a7_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rCHQXH.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2848 wrote to memory of 2084 2848 2025-02-02_746a94d778e8bae288248dcd88ac80a7_smoke-loader_wapomi.exe 31 PID 2848 wrote to memory of 2084 2848 2025-02-02_746a94d778e8bae288248dcd88ac80a7_smoke-loader_wapomi.exe 31 PID 2848 wrote to memory of 2084 2848 2025-02-02_746a94d778e8bae288248dcd88ac80a7_smoke-loader_wapomi.exe 31 PID 2848 wrote to memory of 2084 2848 2025-02-02_746a94d778e8bae288248dcd88ac80a7_smoke-loader_wapomi.exe 31 PID 2084 wrote to memory of 2564 2084 rCHQXH.exe 32 PID 2084 wrote to memory of 2564 2084 rCHQXH.exe 32 PID 2084 wrote to memory of 2564 2084 rCHQXH.exe 32 PID 2084 wrote to memory of 2564 2084 rCHQXH.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-02-02_746a94d778e8bae288248dcd88ac80a7_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2025-02-02_746a94d778e8bae288248dcd88ac80a7_smoke-loader_wapomi.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2848 -
C:\Users\Admin\AppData\Local\Temp\rCHQXH.exeC:\Users\Admin\AppData\Local\Temp\rCHQXH.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2084 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\5c7c02d6.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:2564
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\LW44N8OS\k2[1].rar
Filesize4B
MD5d3b07384d113edec49eaa6238ad5ff00
SHA1f1d2d2f924e986ac86fdf7b36c94bcdf32beec15
SHA256b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c
SHA5120cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6
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Filesize
187B
MD581bbd51c2c0f2784f18566bfe08973a2
SHA125992af5b606d7dd241c13adf99a343190d4617d
SHA256c6df7981e247ff9ff48c93795339040ac5b73bb8b1e87e3c91e8f0e22e8a0e1d
SHA512f18282b457014960a8a4284dbc833f8fe3ee38e459b839205a44f5537af783906bf1667e932ac8e15e277a96471ec42ed131c4d8d01ab38fa02a5c4e44334b97
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Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e