Analysis
-
max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
19-11-2024 17:42
Static task
static1
Behavioral task
behavioral1
Sample
63e4eec1191664536b04dd249432a93dbc04a9a1e23c38c425e654979cf94350.exe
Resource
win7-20240903-en
General
-
Target
63e4eec1191664536b04dd249432a93dbc04a9a1e23c38c425e654979cf94350.exe
-
Size
65KB
-
MD5
4784c1b0e40e1d8ca017fb922d16bbc9
-
SHA1
e8b555c710039936dd79c6c7afd367dc611167be
-
SHA256
63e4eec1191664536b04dd249432a93dbc04a9a1e23c38c425e654979cf94350
-
SHA512
4b3154dadd317ed1d8f600f100de867386e32ae4a66d1dfb2f79ce9f7a9698e29902163a32c73be40973ef6c19a968468f73b95f3cc1465f3e7f5e5ab66e1e72
-
SSDEEP
768:S5qn4NX7+MbT1y9EG+HOkHmopjtWO3ZCdZP1f8SvnHH5GCQGPL4vzZq2o9W7GsxI:8qn40x9kOkNpjWZP1Vn5GxGCq2iW7z6
Malware Config
Extracted
bdaejec
ddos.dnsnb8.net
Signatures
-
Bdaejec family
-
Detects Bdaejec Backdoor. 2 IoCs
Bdaejec is backdoor written in C++.
resource yara_rule behavioral1/memory/2792-12-0x0000000000CF0000-0x0000000000CF9000-memory.dmp family_bdaejec_backdoor behavioral1/memory/2792-54-0x0000000000CF0000-0x0000000000CF9000-memory.dmp family_bdaejec_backdoor -
resource yara_rule behavioral1/files/0x0003000000012000-9.dat aspack_v212_v242 -
Executes dropped EXE 1 IoCs
pid Process 2792 atkr.exe -
Loads dropped DLL 2 IoCs
pid Process 2644 63e4eec1191664536b04dd249432a93dbc04a9a1e23c38c425e654979cf94350.exe 2644 63e4eec1191664536b04dd249432a93dbc04a9a1e23c38c425e654979cf94350.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe atkr.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe atkr.exe File opened for modification C:\Program Files (x86)\Google\Update\Install\{49D76B3D-D6A1-4419-AFD0-EDBEA65C21F0}\chrome_installer.exe atkr.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe atkr.exe File opened for modification C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE atkr.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe atkr.exe File opened for modification C:\Program Files\Java\jre7\bin\jabswitch.exe atkr.exe File opened for modification C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe atkr.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe atkr.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe atkr.exe File opened for modification C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe atkr.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe atkr.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE atkr.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe atkr.exe File opened for modification C:\Program Files\Microsoft Games\Hearts\Hearts.exe atkr.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe atkr.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe atkr.exe File opened for modification C:\Program Files\Java\jre7\bin\java-rmi.exe atkr.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe atkr.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe atkr.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jvisualvm.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe atkr.exe File opened for modification C:\Program Files\Java\jre7\bin\kinit.exe atkr.exe File opened for modification C:\Program Files\Java\jre7\bin\policytool.exe atkr.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe atkr.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe atkr.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdate.exe atkr.exe File opened for modification C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe atkr.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe atkr.exe File opened for modification C:\Program Files\Java\jre7\bin\jp2launcher.exe atkr.exe File opened for modification C:\Program Files\Microsoft Games\Chess\Chess.exe atkr.exe File opened for modification C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe atkr.exe File opened for modification C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe atkr.exe File opened for modification C:\Program Files\Java\jre7\bin\klist.exe atkr.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe atkr.exe File opened for modification C:\Program Files\Java\jre7\bin\javaws.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe atkr.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe atkr.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 63e4eec1191664536b04dd249432a93dbc04a9a1e23c38c425e654979cf94350.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language atkr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2644 wrote to memory of 2792 2644 63e4eec1191664536b04dd249432a93dbc04a9a1e23c38c425e654979cf94350.exe 31 PID 2644 wrote to memory of 2792 2644 63e4eec1191664536b04dd249432a93dbc04a9a1e23c38c425e654979cf94350.exe 31 PID 2644 wrote to memory of 2792 2644 63e4eec1191664536b04dd249432a93dbc04a9a1e23c38c425e654979cf94350.exe 31 PID 2644 wrote to memory of 2792 2644 63e4eec1191664536b04dd249432a93dbc04a9a1e23c38c425e654979cf94350.exe 31 PID 2792 wrote to memory of 2724 2792 atkr.exe 32 PID 2792 wrote to memory of 2724 2792 atkr.exe 32 PID 2792 wrote to memory of 2724 2792 atkr.exe 32 PID 2792 wrote to memory of 2724 2792 atkr.exe 32
Processes
-
C:\Users\Admin\AppData\Local\Temp\63e4eec1191664536b04dd249432a93dbc04a9a1e23c38c425e654979cf94350.exe"C:\Users\Admin\AppData\Local\Temp\63e4eec1191664536b04dd249432a93dbc04a9a1e23c38c425e654979cf94350.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2644 -
C:\Users\Admin\AppData\Local\Temp\atkr.exeC:\Users\Admin\AppData\Local\Temp\atkr.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2792 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\0ae02f73.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:2724
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\S8GI6B9B\k2[1].rar
Filesize4B
MD5d3b07384d113edec49eaa6238ad5ff00
SHA1f1d2d2f924e986ac86fdf7b36c94bcdf32beec15
SHA256b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c
SHA5120cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6
-
Filesize
183B
MD5b39af958347f17eabcc53de7238179a1
SHA17e9f2872dbed7d9f325d6f7413789c9b0c71ce5e
SHA256fe75bf5877c562a61ff7ef77f5f62f287582c54e9814407f4aba91f6197a8d1a
SHA5121e7e4b8a8fb3c89736d8028bf3c06b3b4895a3cd95c96700e7c4bad7c922c616458905e2e98fca13b8e7dc936dd77e2f547a8d9d0e087b9fe833b6d097174f10
-
Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
-
Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e