bdaejec | ba85fc92d05875f82e71163894723d68bd599c4a38df236f80b7c2b8b632ef56

Analysis

max time kernel
16s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-10-2024 01:28

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General

Target

ba85fc92d05875f82e71163894723d68bd599c4a38df236f80b7c2b8b632ef56N.exe
Size

52KB
MD5

64aeb58341e253fbd5ea45a92438f650
SHA1

3242322c9fcb6cd9d101c8cdbfda1b915369b95b
SHA256

ba85fc92d05875f82e71163894723d68bd599c4a38df236f80b7c2b8b632ef56
SHA512

684357cfb16bb81413e69de20453163d526bbd9210301eed3743ed74285aeba138463daa577d5ac77d1465e64ba24df90b06674f1f43f5e8eb52d75f71be6615
SSDEEP

768:LAc884T68rN3dpQGPL4vzZq2o9W7GsxBbPr:Hi68rNN+GCq2iW7z

Score

10^/10

bdaejec aspackv2 backdoor discovery

Malware Config

Extracted

Family

bdaejec

ddos.dnsnb8.net

Signatures

Bdaejec
Bdaejec is a backdoor written in C++.
backdoor bdaejec

Detects Bdaejec Backdoor. 2 IoCs

Bdaejec is backdoor written in C++.

Processes:

resource	yara_rule
behavioral1/memory/1980-12-0x0000000000370000-0x0000000000379000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/1980-42-0x0000000000370000-0x0000000000379000-memory.dmp	family_bdaejec_backdoor

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

Processes:

resource	yara_rule
behavioral1/files/0x0007000000012117-1.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

Processes:

baJZLe.exe

pid	Process
1980	baJZLe.exe

Loads dropped DLL 2 IoCs

Processes:

ba85fc92d05875f82e71163894723d68bd599c4a38df236f80b7c2b8b632ef56N.exe

pid	Process
2136	ba85fc92d05875f82e71163894723d68bd599c4a38df236f80b7c2b8b632ef56N.exe
2136	ba85fc92d05875f82e71163894723d68bd599c4a38df236f80b7c2b8b632ef56N.exe

Drops file in Program Files directory 64 IoCs

Processes:

baJZLe.exe

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	baJZLe.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	baJZLe.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	baJZLe.exe
File opened for modification	C:\Program Files\Windows Journal\Journal.exe	baJZLe.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	baJZLe.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	baJZLe.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	baJZLe.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	baJZLe.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	baJZLe.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	baJZLe.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	baJZLe.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe	baJZLe.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	baJZLe.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	baJZLe.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	baJZLe.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	baJZLe.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	baJZLe.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	baJZLe.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	baJZLe.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	baJZLe.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	baJZLe.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	baJZLe.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe	baJZLe.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	baJZLe.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	baJZLe.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	baJZLe.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	baJZLe.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	baJZLe.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	baJZLe.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	baJZLe.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	baJZLe.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	baJZLe.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\misc.exe	baJZLe.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	baJZLe.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	baJZLe.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	baJZLe.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	baJZLe.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	baJZLe.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	baJZLe.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdate.exe	baJZLe.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	baJZLe.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	baJZLe.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	baJZLe.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\IEContentService.exe	baJZLe.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	baJZLe.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	baJZLe.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	baJZLe.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe	baJZLe.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	baJZLe.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	baJZLe.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	baJZLe.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	baJZLe.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	baJZLe.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{C650E966-B14F-4E38-8E3C-8BE886B090A9}\chrome_installer.exe	baJZLe.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	baJZLe.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	baJZLe.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	baJZLe.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	baJZLe.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	baJZLe.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	baJZLe.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	baJZLe.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	baJZLe.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	baJZLe.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe	baJZLe.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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.

discovery

System Language Discovery

T1614.001

Processes:

ba85fc92d05875f82e71163894723d68bd599c4a38df236f80b7c2b8b632ef56N.exebaJZLe.execmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ba85fc92d05875f82e71163894723d68bd599c4a38df236f80b7c2b8b632ef56N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	baJZLe.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

ba85fc92d05875f82e71163894723d68bd599c4a38df236f80b7c2b8b632ef56N.exe

pid	Process
2136	ba85fc92d05875f82e71163894723d68bd599c4a38df236f80b7c2b8b632ef56N.exe
2136	ba85fc92d05875f82e71163894723d68bd599c4a38df236f80b7c2b8b632ef56N.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

ba85fc92d05875f82e71163894723d68bd599c4a38df236f80b7c2b8b632ef56N.exebaJZLe.exe

description	pid	Process	procid_target
PID 2136 wrote to memory of 1980	2136	ba85fc92d05875f82e71163894723d68bd599c4a38df236f80b7c2b8b632ef56N.exe	28
PID 2136 wrote to memory of 1980	2136	ba85fc92d05875f82e71163894723d68bd599c4a38df236f80b7c2b8b632ef56N.exe	28
PID 2136 wrote to memory of 1980	2136	ba85fc92d05875f82e71163894723d68bd599c4a38df236f80b7c2b8b632ef56N.exe	28
PID 2136 wrote to memory of 1980	2136	ba85fc92d05875f82e71163894723d68bd599c4a38df236f80b7c2b8b632ef56N.exe	28
PID 1980 wrote to memory of 2880	1980	baJZLe.exe	30
PID 1980 wrote to memory of 2880	1980	baJZLe.exe	30
PID 1980 wrote to memory of 2880	1980	baJZLe.exe	30
PID 1980 wrote to memory of 2880	1980	baJZLe.exe	30

C:\Users\Admin\AppData\Local\Temp\ba85fc92d05875f82e71163894723d68bd599c4a38df236f80b7c2b8b632ef56N.exe
"C:\Users\Admin\AppData\Local\Temp\ba85fc92d05875f82e71163894723d68bd599c4a38df236f80b7c2b8b632ef56N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2136
- C:\Users\Admin\AppData\Local\Temp\baJZLe.exe
  C:\Users\Admin\AppData\Local\Temp\baJZLe.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1980
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\6e825315.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2880

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\1LNUKNV0\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\16CE77EA.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\6e825315.bat

Filesize
187B

MD5
c92b4da35f821ebfd627282eab8e0834

SHA1
960ae01a6de826e9e2edeff38c112abef4f19f0e

SHA256
eb781831229f4f900b8c805cef5865a12b89a786cf5ff85dfc77f10f891e0dce

SHA512
bdace65fcc42a14705d5f5fae845d2e8daeeaf128ff3971eddf4f189d206cf4d7ae05ccc31a5a5b3ea9ee14e2d5f96a21c87d86a1a4adc86f82bf89e15942cc2

Download Submit
C:\Users\Admin\AppData\Local\Temp\baJZLe.exe

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1980-12-0x0000000000370000-0x0000000000379000-memory.dmp

Filesize
36KB

Download
memory/1980-42-0x0000000000370000-0x0000000000379000-memory.dmp

Filesize
36KB

Download
memory/2136-0-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2136-11-0x0000000000270000-0x0000000000279000-memory.dmp

Filesize
36KB

Download
memory/2136-10-0x0000000000270000-0x0000000000279000-memory.dmp

Filesize
36KB

Download
memory/2136-45-0x0000000000270000-0x0000000000272000-memory.dmp

Filesize
8KB

Download
memory/2136-44-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download