Analysis
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max time kernel
140s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
29-12-2024 08:44
Static task
static1
Behavioral task
behavioral1
Sample
f4a0df7621d795d105fa323b1daa95d29fc372f553b1aedf85ba6764d3397492.exe
Resource
win7-20240903-en
General
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Target
f4a0df7621d795d105fa323b1daa95d29fc372f553b1aedf85ba6764d3397492.exe
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Size
4.7MB
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MD5
6ab0292bd4ea457c51e90b124818c55e
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SHA1
a4170c216a492e39ab754ea93d02cb057bda9b7d
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SHA256
f4a0df7621d795d105fa323b1daa95d29fc372f553b1aedf85ba6764d3397492
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SHA512
6ae52f9360db2379dab6e5147aa58552cbf2c4e578f42ebe3faddc18725fc9f1d67d27c7674c859e29d6603fa2a8cf3802facfa973be8008d7abdffc62ec74fd
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SSDEEP
98304:pBo01BuNvLdCLwbk7xVVgrJQgkMUt1fv52ywbtUK3FZjVM1/Ib6aYa:p+jSLuGPVoQBpfZU3F1VMib1
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/2336-38-0x0000000000400000-0x0000000000A43000-memory.dmp family_blackmoon -
Detects Bdaejec Backdoor. 1 IoCs
Bdaejec is backdoor written in C++.
resource yara_rule behavioral1/memory/2776-36-0x0000000000870000-0x0000000000879000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral1/files/0x000a0000000120d6-2.dat aspack_v212_v242 -
Executes dropped EXE 1 IoCs
pid Process 2776 ypHXzl.exe -
Loads dropped DLL 2 IoCs
pid Process 2336 f4a0df7621d795d105fa323b1daa95d29fc372f553b1aedf85ba6764d3397492.exe 2336 f4a0df7621d795d105fa323b1daa95d29fc372f553b1aedf85ba6764d3397492.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe ypHXzl.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe ypHXzl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe ypHXzl.exe File opened for modification C:\Program Files\Mozilla Firefox\minidump-analyzer.exe ypHXzl.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe ypHXzl.exe File opened for modification C:\Program Files\Microsoft Games\Chess\Chess.exe ypHXzl.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\IEContentService.exe ypHXzl.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE ypHXzl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe ypHXzl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe ypHXzl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe ypHXzl.exe File opened for modification C:\Program Files\Windows Journal\PDIALOG.exe ypHXzl.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE ypHXzl.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE ypHXzl.exe File opened for modification C:\Program Files\Java\jre7\bin\jabswitch.exe ypHXzl.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe ypHXzl.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe ypHXzl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe ypHXzl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe ypHXzl.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE ypHXzl.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\sidebar.exe ypHXzl.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe ypHXzl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe ypHXzl.exe File opened for modification C:\Program Files (x86)\Google\Update\Install\{C650E966-B14F-4E38-8E3C-8BE886B090A9}\chrome_installer.exe ypHXzl.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe ypHXzl.exe File opened for modification C:\Program Files\AssertGrant.exe ypHXzl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe ypHXzl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe ypHXzl.exe File opened for modification C:\Program Files\Java\jre7\bin\orbd.exe ypHXzl.exe File opened for modification C:\Program Files\Java\jre7\bin\unpack200.exe ypHXzl.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE ypHXzl.exe File opened for modification C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe ypHXzl.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe ypHXzl.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe ypHXzl.exe File opened for modification C:\Program Files\Windows Journal\Journal.exe ypHXzl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe ypHXzl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe ypHXzl.exe File opened for modification C:\Program Files\Microsoft Games\Hearts\Hearts.exe ypHXzl.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE ypHXzl.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE ypHXzl.exe File opened for modification C:\Program Files (x86)\Windows Mail\WinMail.exe ypHXzl.exe File opened for modification C:\Program Files\DVD Maker\DVDMaker.exe ypHXzl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe ypHXzl.exe File opened for modification C:\Program Files\Java\jre7\bin\keytool.exe ypHXzl.exe File opened for modification C:\Program Files\Java\jre7\bin\ssvagent.exe ypHXzl.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe ypHXzl.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE ypHXzl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe ypHXzl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe ypHXzl.exe File opened for modification C:\Program Files\Java\jre7\bin\javacpl.exe ypHXzl.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe ypHXzl.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE ypHXzl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe ypHXzl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe ypHXzl.exe File opened for modification C:\Program Files\Java\jre7\bin\javaw.exe ypHXzl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe ypHXzl.exe File opened for modification C:\Program Files\Java\jre7\bin\java.exe ypHXzl.exe File opened for modification C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe ypHXzl.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe ypHXzl.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe ypHXzl.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe ypHXzl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe ypHXzl.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe ypHXzl.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe ypHXzl.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 f4a0df7621d795d105fa323b1daa95d29fc372f553b1aedf85ba6764d3397492.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ypHXzl.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2336 f4a0df7621d795d105fa323b1daa95d29fc372f553b1aedf85ba6764d3397492.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2336 wrote to memory of 2776 2336 f4a0df7621d795d105fa323b1daa95d29fc372f553b1aedf85ba6764d3397492.exe 30 PID 2336 wrote to memory of 2776 2336 f4a0df7621d795d105fa323b1daa95d29fc372f553b1aedf85ba6764d3397492.exe 30 PID 2336 wrote to memory of 2776 2336 f4a0df7621d795d105fa323b1daa95d29fc372f553b1aedf85ba6764d3397492.exe 30 PID 2336 wrote to memory of 2776 2336 f4a0df7621d795d105fa323b1daa95d29fc372f553b1aedf85ba6764d3397492.exe 30 PID 2776 wrote to memory of 2588 2776 ypHXzl.exe 31 PID 2776 wrote to memory of 2588 2776 ypHXzl.exe 31 PID 2776 wrote to memory of 2588 2776 ypHXzl.exe 31 PID 2776 wrote to memory of 2588 2776 ypHXzl.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\f4a0df7621d795d105fa323b1daa95d29fc372f553b1aedf85ba6764d3397492.exe"C:\Users\Admin\AppData\Local\Temp\f4a0df7621d795d105fa323b1daa95d29fc372f553b1aedf85ba6764d3397492.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2336 -
C:\Users\Admin\AppData\Local\Temp\ypHXzl.exeC:\Users\Admin\AppData\Local\Temp\ypHXzl.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2776 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\0a7f2bca.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:2588
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
187B
MD591379c711aa5cc9f9a10c5d3be784d18
SHA1d4f81bb05b472e24cf84c1d679b7d4acaaeb9a74
SHA2566068d17761c426ffd5eac3ca44fda4218facf880180934bdb5a6fed8c29c38da
SHA5120ac81bf65cee5163b4504cb2cc1dafc15e5a6497f0a6991b707170bc6f76bef2c7985752b64d3956d5d12233e2d6f6761fe5a58ddc80d57ec14ccf7c3701304f
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Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e