bdaejec | 45c750869e31ed836f892cb85fe2d968146a3ae10261f1e28cef8e61b8265f55

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28-12-2024 11:23

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

8da10c130681fd03a6b64ad9a827a433.exe
Size

80KB
MD5

8da10c130681fd03a6b64ad9a827a433
SHA1

55be25e240ff1eebca02e9db0f9cec91f03729c3
SHA256

45c750869e31ed836f892cb85fe2d968146a3ae10261f1e28cef8e61b8265f55
SHA512

8e86e44b229c5d0b9014997f19f4f27f3aebed36d4566a8c7705e29b525ca6cfc67546ee9759c190c44ae1d3da13bd371b5fce21ffb4e2c9469b3f9b0dc603dc
SSDEEP

1536:Yg/6/tM8NXDjPX0QWlfGMckTQK0GCq2iW7z:Hk3U8kTQTGCH

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/2132-29-0x0000000000B10000-0x0000000000B19000-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-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2132	IivJTsFD.exe

Loads dropped DLL 2 IoCs

pid	Process
2236	8da10c130681fd03a6b64ad9a827a433.exe
2236	8da10c130681fd03a6b64ad9a827a433.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	IivJTsFD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	IivJTsFD.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	IivJTsFD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	IivJTsFD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	IivJTsFD.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{5EB8F02B-573C-439E-BE36-635B3B6563D9}\chrome_installer.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jvisualvm.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	IivJTsFD.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	IivJTsFD.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	IivJTsFD.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Icons\SC_Reader.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	IivJTsFD.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	IivJTsFD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	IivJTsFD.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	IivJTsFD.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	IivJTsFD.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Windows Journal\Journal.exe	IivJTsFD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	IivJTsFD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	IivJTsFD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\misc.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	IivJTsFD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\IEContentService.exe	IivJTsFD.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	IivJTsFD.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe	IivJTsFD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe	IivJTsFD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	IivJTsFD.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	8da10c130681fd03a6b64ad9a827a433.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IivJTsFD.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2236 wrote to memory of 2132	2236	8da10c130681fd03a6b64ad9a827a433.exe	30
PID 2236 wrote to memory of 2132	2236	8da10c130681fd03a6b64ad9a827a433.exe	30
PID 2236 wrote to memory of 2132	2236	8da10c130681fd03a6b64ad9a827a433.exe	30
PID 2236 wrote to memory of 2132	2236	8da10c130681fd03a6b64ad9a827a433.exe	30
PID 2132 wrote to memory of 2304	2132	IivJTsFD.exe	33
PID 2132 wrote to memory of 2304	2132	IivJTsFD.exe	33
PID 2132 wrote to memory of 2304	2132	IivJTsFD.exe	33
PID 2132 wrote to memory of 2304	2132	IivJTsFD.exe	33

C:\Users\Admin\AppData\Local\Temp\8da10c130681fd03a6b64ad9a827a433.exe
"C:\Users\Admin\AppData\Local\Temp\8da10c130681fd03a6b64ad9a827a433.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2236
- C:\Users\Admin\AppData\Local\Temp\IivJTsFD.exe
  C:\Users\Admin\AppData\Local\Temp\IivJTsFD.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2132
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\4b1b6d7a.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2304

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\4b1b6d7a.bat

Filesize
191B

MD5
31159bc805e4723ef711643ec0f40596

SHA1
96eeb29fd9872f8c1ef7a16042f0baa489d0d68b

SHA256
f5d473607e5940ad904849bf740287c1c1e7a1101470d5e21a68e7e52136c9fa

SHA512
a92200b04203f5cf217aaa3c7816054b30ff08a654137d927aee4be67fd39035543e651560cdd2c386336a0ff061d4711ab264836558f2da1f533166bda99951

Download Submit
\Users\Admin\AppData\Local\Temp\IivJTsFD.exe

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2132-29-0x0000000000B10000-0x0000000000B19000-memory.dmp

Filesize
36KB

Download
memory/2236-0-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2236-3-0x0000000000B10000-0x0000000000B19000-memory.dmp

Filesize
36KB

Download
memory/2236-9-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download