Analysis
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max time kernel
140s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
26-01-2025 06:46
Static task
static1
Behavioral task
behavioral1
Sample
ce9816612a9222c49aec87e38e8773f3662a30cd59d1a11fb19705172b5175b3.exe
Resource
win7-20240708-en
General
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Target
ce9816612a9222c49aec87e38e8773f3662a30cd59d1a11fb19705172b5175b3.exe
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Size
202KB
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MD5
9b48d7a905cfc5641b43ebb0c96ae928
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SHA1
91bab2b66ed7bc90b1206e87261d6706db061b9b
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SHA256
ce9816612a9222c49aec87e38e8773f3662a30cd59d1a11fb19705172b5175b3
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SHA512
cbc80558a6760ceacd7bf89a90b739eefe11bf61af78ba036c3b04cb4c141527d96ec66aa585de133f0a0dc3ddbfd469e89f91bd86017dfb37be0d8313d6225f
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SSDEEP
3072:vRJvmrDKInaD2nc2JHUxWlj+UuwG1gImUF2bWhAns3pEZqXEouti:v7vmrDKOaK7lj+UuwsgAdhn3phEoS
Malware Config
Extracted
bdaejec
ddos.dnsnb8.net
Signatures
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Bdaejec family
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Blackmoon family
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Detect Blackmoon payload 1 IoCs
resource yara_rule behavioral1/memory/824-38-0x0000000000400000-0x00000000004F2000-memory.dmp family_blackmoon -
Detects Bdaejec Backdoor. 1 IoCs
Bdaejec is backdoor written in C++.
resource yara_rule behavioral1/memory/2160-36-0x0000000000210000-0x0000000000219000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral1/files/0x000b00000001225f-4.dat aspack_v212_v242 -
Executes dropped EXE 1 IoCs
pid Process 2160 dCUelH.exe -
Loads dropped DLL 2 IoCs
pid Process 824 ce9816612a9222c49aec87e38e8773f3662a30cd59d1a11fb19705172b5175b3.exe 824 ce9816612a9222c49aec87e38e8773f3662a30cd59d1a11fb19705172b5175b3.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe dCUelH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe dCUelH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe dCUelH.exe File opened for modification C:\Program Files\Java\jre7\bin\orbd.exe dCUelH.exe File opened for modification C:\Program Files\Java\jre7\bin\policytool.exe dCUelH.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe dCUelH.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe dCUelH.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe dCUelH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe dCUelH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe dCUelH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe dCUelH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe dCUelH.exe File opened for modification C:\Program Files\Java\jre7\bin\java.exe dCUelH.exe File opened for modification C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe dCUelH.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe dCUelH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe dCUelH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe dCUelH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe dCUelH.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdate.exe dCUelH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe dCUelH.exe File opened for modification C:\Program Files\Java\jre7\bin\javacpl.exe dCUelH.exe File opened for modification C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe dCUelH.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe dCUelH.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe dCUelH.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\misc.exe dCUelH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe dCUelH.exe File opened for modification C:\Program Files\Java\jre7\bin\javaw.exe dCUelH.exe File opened for modification C:\Program Files\Java\jre7\bin\kinit.exe dCUelH.exe File opened for modification C:\Program Files\Java\jre7\bin\rmiregistry.exe dCUelH.exe File opened for modification C:\Program Files\Windows Mail\WinMail.exe dCUelH.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE dCUelH.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe dCUelH.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe dCUelH.exe File opened for modification C:\Program Files\7-Zip\7z.exe dCUelH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe dCUelH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe dCUelH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jhat.exe dCUelH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jvisualvm.exe dCUelH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe dCUelH.exe File opened for modification C:\Program Files\Java\jre7\bin\jabswitch.exe dCUelH.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE dCUelH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe dCUelH.exe File opened for modification C:\Program Files\Java\jre7\bin\javaws.exe dCUelH.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe dCUelH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe dCUelH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe dCUelH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe dCUelH.exe File opened for modification C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE dCUelH.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe dCUelH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe dCUelH.exe File opened for modification C:\Program Files\Windows Defender\MSASCui.exe dCUelH.exe File opened for modification C:\Program Files\Mozilla Firefox\minidump-analyzer.exe dCUelH.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe dCUelH.exe File opened for modification C:\Program Files\Windows Journal\PDIALOG.exe dCUelH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe dCUelH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe dCUelH.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe dCUelH.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe dCUelH.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe dCUelH.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE dCUelH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe dCUelH.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe dCUelH.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe dCUelH.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe dCUelH.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 ce9816612a9222c49aec87e38e8773f3662a30cd59d1a11fb19705172b5175b3.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dCUelH.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 824 ce9816612a9222c49aec87e38e8773f3662a30cd59d1a11fb19705172b5175b3.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 824 wrote to memory of 2160 824 ce9816612a9222c49aec87e38e8773f3662a30cd59d1a11fb19705172b5175b3.exe 31 PID 824 wrote to memory of 2160 824 ce9816612a9222c49aec87e38e8773f3662a30cd59d1a11fb19705172b5175b3.exe 31 PID 824 wrote to memory of 2160 824 ce9816612a9222c49aec87e38e8773f3662a30cd59d1a11fb19705172b5175b3.exe 31 PID 824 wrote to memory of 2160 824 ce9816612a9222c49aec87e38e8773f3662a30cd59d1a11fb19705172b5175b3.exe 31 PID 2160 wrote to memory of 2612 2160 dCUelH.exe 32 PID 2160 wrote to memory of 2612 2160 dCUelH.exe 32 PID 2160 wrote to memory of 2612 2160 dCUelH.exe 32 PID 2160 wrote to memory of 2612 2160 dCUelH.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\ce9816612a9222c49aec87e38e8773f3662a30cd59d1a11fb19705172b5175b3.exe"C:\Users\Admin\AppData\Local\Temp\ce9816612a9222c49aec87e38e8773f3662a30cd59d1a11fb19705172b5175b3.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:824 -
C:\Users\Admin\AppData\Local\Temp\dCUelH.exeC:\Users\Admin\AppData\Local\Temp\dCUelH.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2160 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\43fe1771.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:2612
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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\LPQ313RR\k2[1].rar
Filesize4B
MD5d3b07384d113edec49eaa6238ad5ff00
SHA1f1d2d2f924e986ac86fdf7b36c94bcdf32beec15
SHA256b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c
SHA5120cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6
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Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
187B
MD54c1127852296e8cfca08fbb6383a8110
SHA1b1e7ae068eb1ea714ab93ec88a7cf5993cec523b
SHA2560d0632dee1c8b1f71a27b3dceaa3a0407a1f90addb293765127cfe4329040d9a
SHA51227c87f0a21aca363ca47ae04315fff8603f88e4ceaab3e2028a34ed896be4efe4799d19bd2bdde44f7bcf4ac807991c6b22e8164c3097f365f1b66bee0d0860e
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e