bdaejec | 734218ba8f1507bab801818afb9047c8477e51ae41ae32d4abf407d96e777de1

Analysis

max time kernel
117s
max time network
125s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01/01/2025, 19:14

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

734218ba8f1507bab801818afb9047c8477e51ae41ae32d4abf407d96e777de1N.exe
Size

80KB
MD5

3e0b5d63a01ca7c6e327331bf7526d70
SHA1

ea6f02a39d22e96a66695c745436d941d7541c41
SHA256

734218ba8f1507bab801818afb9047c8477e51ae41ae32d4abf407d96e777de1
SHA512

655c404f5a144e8d7f62355a4080f544aa07f087e994415f7c147694ecdd64c0adeffa501cbefa18ae815057df9cf392ca4f7c5384a8470b4ec27f4ce3690edd
SSDEEP

1536:RfnLq01weW5yX3jFxv49Nu4GhQcGGCq2iW7z:Y3ysTGhQHGCH

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
Bdaejec family
bdaejec

Detects Bdaejec Backdoor. 1 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral1/memory/2108-14-0x0000000000060000-0x0000000000069000-memory.dmp	family_bdaejec_backdoor

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral1/files/0x000700000001211a-9.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2108	fhlqFW.exe

Loads dropped DLL 2 IoCs

pid	Process
2532	734218ba8f1507bab801818afb9047c8477e51ae41ae32d4abf407d96e777de1N.exe
2532	734218ba8f1507bab801818afb9047c8477e51ae41ae32d4abf407d96e777de1N.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	fhlqFW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	fhlqFW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	fhlqFW.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	fhlqFW.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	fhlqFW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	fhlqFW.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	fhlqFW.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	fhlqFW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	fhlqFW.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	fhlqFW.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	fhlqFW.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{5EB8F02B-573C-439E-BE36-635B3B6563D9}\chrome_installer.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	fhlqFW.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	fhlqFW.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe	fhlqFW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	fhlqFW.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe	fhlqFW.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	fhlqFW.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	fhlqFW.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	fhlqFW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	fhlqFW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CLVIEW.EXE	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	fhlqFW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	fhlqFW.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	fhlqFW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	fhlqFW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\misc.exe	fhlqFW.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	734218ba8f1507bab801818afb9047c8477e51ae41ae32d4abf407d96e777de1N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fhlqFW.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2532 wrote to memory of 2108	2532	734218ba8f1507bab801818afb9047c8477e51ae41ae32d4abf407d96e777de1N.exe	31
PID 2532 wrote to memory of 2108	2532	734218ba8f1507bab801818afb9047c8477e51ae41ae32d4abf407d96e777de1N.exe	31
PID 2532 wrote to memory of 2108	2532	734218ba8f1507bab801818afb9047c8477e51ae41ae32d4abf407d96e777de1N.exe	31
PID 2532 wrote to memory of 2108	2532	734218ba8f1507bab801818afb9047c8477e51ae41ae32d4abf407d96e777de1N.exe	31
PID 2108 wrote to memory of 1148	2108	fhlqFW.exe	35
PID 2108 wrote to memory of 1148	2108	fhlqFW.exe	35
PID 2108 wrote to memory of 1148	2108	fhlqFW.exe	35
PID 2108 wrote to memory of 1148	2108	fhlqFW.exe	35

C:\Users\Admin\AppData\Local\Temp\734218ba8f1507bab801818afb9047c8477e51ae41ae32d4abf407d96e777de1N.exe
"C:\Users\Admin\AppData\Local\Temp\734218ba8f1507bab801818afb9047c8477e51ae41ae32d4abf407d96e777de1N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2532
- C:\Users\Admin\AppData\Local\Temp\fhlqFW.exe
  C:\Users\Admin\AppData\Local\Temp\fhlqFW.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2108
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\45643d4f.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1148

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\45643d4f.bat

Filesize
187B

MD5
d787c3fea37c8565caf4c6c7e345fc10

SHA1
bda116ef287d6e895dc5f96eb6b911b77762cb23

SHA256
ce09c98ff8d2f421eb432156b78062c83cf1119181df97fcf3e8658b9946c8f0

SHA512
fff2f66504e3bdf088a82bd98c807871f0944af0234992dbf9ad3bf879c04c0eef8e77798122c8c5fc99548b100901328b4aca5fd0ec94eacd18620648811faf

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2108-10-0x0000000000060000-0x0000000000069000-memory.dmp

Filesize
36KB

Download
memory/2108-14-0x0000000000060000-0x0000000000069000-memory.dmp

Filesize
36KB

Download
memory/2532-0-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2532-8-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download