Analysis
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max time kernel
14s -
max time network
18s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
20-11-2024 18:33
Static task
static1
Behavioral task
behavioral1
Sample
2024-11-20_a5e375aaf8c891a31769c772fe4b2e74_smoke-loader_wapomi.exe
Resource
win7-20241010-en
General
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Target
2024-11-20_a5e375aaf8c891a31769c772fe4b2e74_smoke-loader_wapomi.exe
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Size
80KB
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MD5
a5e375aaf8c891a31769c772fe4b2e74
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SHA1
0e6f59f87ac64f2293a5a6a3b6aa4992a0ae800b
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SHA256
54938ca67d7f26498026f98c981973161233f528e26cc384c678d2bdedcafff1
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SHA512
e508da912a6b769df672d3adf19cd4aea8dfc1628a0c0c48cef9764b7b3c53b31c33f50407fa27d93e5ed223945aab43986749fb6d9f166306b26dc3fb9a1071
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SSDEEP
1536:Yg/6/tM8NXDjPX0QWlfGMckTQQRGCq2iW7z:Hk3U8kTQYGCH
Malware Config
Extracted
bdaejec
ddos.dnsnb8.net
Signatures
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Bdaejec family
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Detects Bdaejec Backdoor. 2 IoCs
Bdaejec is backdoor written in C++.
resource yara_rule behavioral1/memory/2384-53-0x0000000000260000-0x0000000000269000-memory.dmp family_bdaejec_backdoor behavioral1/memory/2384-12-0x0000000000260000-0x0000000000269000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral1/files/0x000b000000012263-11.dat aspack_v212_v242 -
Executes dropped EXE 1 IoCs
pid Process 2384 ekHJxGhl.exe -
Loads dropped DLL 2 IoCs
pid Process 2236 2024-11-20_a5e375aaf8c891a31769c772fe4b2e74_smoke-loader_wapomi.exe 2236 2024-11-20_a5e375aaf8c891a31769c772fe4b2e74_smoke-loader_wapomi.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe ekHJxGhl.exe File opened for modification C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE ekHJxGhl.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe ekHJxGhl.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe ekHJxGhl.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE ekHJxGhl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jre7\bin\orbd.exe ekHJxGhl.exe File opened for modification C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe ekHJxGhl.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE ekHJxGhl.exe File opened for modification C:\Program Files\Java\jre7\bin\java.exe ekHJxGhl.exe File opened for modification C:\Program Files\Microsoft Games\Chess\Chess.exe ekHJxGhl.exe File opened for modification C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe ekHJxGhl.exe File opened for modification C:\Program Files\Microsoft Games\SpiderSolitaire\SpiderSolitaire.exe ekHJxGhl.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe ekHJxGhl.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe ekHJxGhl.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe ekHJxGhl.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe ekHJxGhl.exe File opened for modification C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe ekHJxGhl.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe ekHJxGhl.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jre7\bin\javaw.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\java.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jre7\bin\javaws.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jre7\bin\rmiregistry.exe ekHJxGhl.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe ekHJxGhl.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe ekHJxGhl.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE ekHJxGhl.exe File opened for modification C:\Program Files\Java\jre7\bin\tnameserv.exe ekHJxGhl.exe File opened for modification C:\Program Files\Windows Journal\Journal.exe ekHJxGhl.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jre7\bin\jabswitch.exe ekHJxGhl.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE ekHJxGhl.exe File opened for modification C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe ekHJxGhl.exe File opened for modification C:\Program Files\Microsoft Games\Hearts\Hearts.exe ekHJxGhl.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe ekHJxGhl.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE ekHJxGhl.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE ekHJxGhl.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jre7\bin\unpack200.exe ekHJxGhl.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE ekHJxGhl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe ekHJxGhl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe ekHJxGhl.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe ekHJxGhl.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 2024-11-20_a5e375aaf8c891a31769c772fe4b2e74_smoke-loader_wapomi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ekHJxGhl.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2236 wrote to memory of 2384 2236 2024-11-20_a5e375aaf8c891a31769c772fe4b2e74_smoke-loader_wapomi.exe 29 PID 2236 wrote to memory of 2384 2236 2024-11-20_a5e375aaf8c891a31769c772fe4b2e74_smoke-loader_wapomi.exe 29 PID 2236 wrote to memory of 2384 2236 2024-11-20_a5e375aaf8c891a31769c772fe4b2e74_smoke-loader_wapomi.exe 29 PID 2236 wrote to memory of 2384 2236 2024-11-20_a5e375aaf8c891a31769c772fe4b2e74_smoke-loader_wapomi.exe 29 PID 2384 wrote to memory of 2660 2384 ekHJxGhl.exe 30 PID 2384 wrote to memory of 2660 2384 ekHJxGhl.exe 30 PID 2384 wrote to memory of 2660 2384 ekHJxGhl.exe 30 PID 2384 wrote to memory of 2660 2384 ekHJxGhl.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-11-20_a5e375aaf8c891a31769c772fe4b2e74_smoke-loader_wapomi.exe"C:\Users\Admin\AppData\Local\Temp\2024-11-20_a5e375aaf8c891a31769c772fe4b2e74_smoke-loader_wapomi.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2236 -
C:\Users\Admin\AppData\Local\Temp\ekHJxGhl.exeC:\Users\Admin\AppData\Local\Temp\ekHJxGhl.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2384 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\296e5dd3.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:2660
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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\NT668XG4\k2[1].rar
Filesize4B
MD5d3b07384d113edec49eaa6238ad5ff00
SHA1f1d2d2f924e986ac86fdf7b36c94bcdf32beec15
SHA256b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c
SHA5120cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6
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Filesize
191B
MD5945d5cfd27dae5563398c9f3542bc302
SHA18e9b0a81599f8a192be235d8ae952b15d764c800
SHA256b642c08bd19d5b10f18391feea377be980f20b6932b7a64980aca4f88364c26d
SHA5124a9d39cdbc102e2f2f09e322e5ba6c41af52dc131b02a9589ad6f024b26e27a48ad103e2a0e923748004deef1553760eb30b02e68c9995b43f0c950610283391
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Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e