bdaejec | bdc39bd177902f25904a6438c353c34f5b34d06d2a6796e80bc9d173cf1b52d1

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
17-01-2025 06:29

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

bdc39bd177902f25904a6438c353c34f5b34d06d2a6796e80bc9d173cf1b52d1N.exe
Size

96KB
MD5

ce104d074340dd089df7027b04edac00
SHA1

3df55cb6c62d0bd17264ed780da355c270b7fe21
SHA256

bdc39bd177902f25904a6438c353c34f5b34d06d2a6796e80bc9d173cf1b52d1
SHA512

cfe1c7643d7ebabda241286e334ae4a8ccea3e23c46f02dae6f23c4b518a652971a569bf77ebb95e88fc00d7871f0f205274eadb1bb93a14df5e91499f6375a7
SSDEEP

1536:MqPjvlpp/06w6Px9+3cu9V+gKf8GCq2iW7z:MqPL1/7w6ZAs+VBKkGCH

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/2164-26-0x0000000000EF0000-0x0000000000EF9000-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/0x00080000000120f9-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2164	mhW.exe

Loads dropped DLL 2 IoCs

pid	Process
2644	bdc39bd177902f25904a6438c353c34f5b34d06d2a6796e80bc9d173cf1b52d1N.exe
2644	bdc39bd177902f25904a6438c353c34f5b34d06d2a6796e80bc9d173cf1b52d1N.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\lib\launcher.exe	mhW.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	mhW.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	mhW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	mhW.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	mhW.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	mhW.exe
File opened for modification	C:\Program Files\Windows Journal\Journal.exe	mhW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	mhW.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	mhW.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	mhW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	mhW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PPTICO.EXE	mhW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	mhW.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	mhW.exe
File opened for modification	C:\Program Files\Microsoft Games\SpiderSolitaire\SpiderSolitaire.exe	mhW.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	mhW.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	mhW.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	mhW.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	mhW.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	mhW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	mhW.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	mhW.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	mhW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CLVIEW.EXE	mhW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	mhW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe	mhW.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	mhW.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Icons\SC_Reader.exe	mhW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	mhW.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	mhW.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	mhW.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	mhW.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	mhW.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	mhW.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{EBB1980D-D3FB-4EE3-8028-3788F037127D}\chrome_installer.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe	mhW.exe
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	mhW.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	mhW.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	mhW.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	mhW.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bdc39bd177902f25904a6438c353c34f5b34d06d2a6796e80bc9d173cf1b52d1N.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 2164	2644	bdc39bd177902f25904a6438c353c34f5b34d06d2a6796e80bc9d173cf1b52d1N.exe	30
PID 2644 wrote to memory of 2164	2644	bdc39bd177902f25904a6438c353c34f5b34d06d2a6796e80bc9d173cf1b52d1N.exe	30
PID 2644 wrote to memory of 2164	2644	bdc39bd177902f25904a6438c353c34f5b34d06d2a6796e80bc9d173cf1b52d1N.exe	30
PID 2644 wrote to memory of 2164	2644	bdc39bd177902f25904a6438c353c34f5b34d06d2a6796e80bc9d173cf1b52d1N.exe	30
PID 2164 wrote to memory of 1704	2164	mhW.exe	31
PID 2164 wrote to memory of 1704	2164	mhW.exe	31
PID 2164 wrote to memory of 1704	2164	mhW.exe	31
PID 2164 wrote to memory of 1704	2164	mhW.exe	31

C:\Users\Admin\AppData\Local\Temp\bdc39bd177902f25904a6438c353c34f5b34d06d2a6796e80bc9d173cf1b52d1N.exe
"C:\Users\Admin\AppData\Local\Temp\bdc39bd177902f25904a6438c353c34f5b34d06d2a6796e80bc9d173cf1b52d1N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Users\Admin\AppData\Local\Temp\mhW.exe
  C:\Users\Admin\AppData\Local\Temp\mhW.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2164
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\09ae48a4.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1704

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\09ae48a4.bat

Filesize
181B

MD5
c666ea57aa7bb4926072466871a7513e

SHA1
6370e455f8c2620e7e00b9002ed82eface409b69

SHA256
5839cd4dd6780da9da33f52468b76e5e8760bbc7c081e293623db43e2b86c2cb

SHA512
74b6a74f4b1bd5fb4995146158b4e2331d0ff80d7c80e755b318a4bf9ae538335b439907407d3f22be883c6947a8888920406a1a4fd056dc65f86f6e8362ebb4

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2164-11-0x0000000000EF0000-0x0000000000EF9000-memory.dmp

Filesize
36KB

Download
memory/2164-26-0x0000000000EF0000-0x0000000000EF9000-memory.dmp

Filesize
36KB

Download
memory/2644-0-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2644-9-0x0000000000160000-0x0000000000169000-memory.dmp

Filesize
36KB

Download
memory/2644-8-0x0000000000160000-0x0000000000169000-memory.dmp

Filesize
36KB

Download
memory/2644-15-0x0000000000160000-0x0000000000169000-memory.dmp

Filesize
36KB

Download
memory/2644-14-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download