bdaejec | dddd2be8f4d72ca2c070cc70cb07c8ef7a4f85f23e40eac46d44f8b7e4afe127

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-02-2025 08:48

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General

Target

Shohei's Adult Streaming Channel/lib/windows-i686/ShoheiAdultStreamingChannel.exe
Size

303KB
MD5

e84970f1a480d90cf3e603ef0299a59a
SHA1

6f97e84d09462f13075124954e2d163463b677c7
SHA256

a1074bd7f05a19c7e35ace72fb7543cdaf32cd85e565703b7d86d61662cfe1db
SHA512

2b5067cb1caf0cf65160a0450a3fcb2d2515e5dba93188d07272520bf439a905701a5410e32d379bb68881b1a2c878483af55a0cf7586bc4775b50a1feb7d7de
SSDEEP

6144:+tNGwuxKL6rqZ8Z6NtctRim5GpmfPqrC:EUqZ8M0i

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
behavioral19/memory/2276-52-0x0000000000F30000-0x0000000000F39000-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
behavioral19/files/0x0007000000012117-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2276	euHFojf.exe

Loads dropped DLL 2 IoCs

pid	Process
1860	ShoheiAdultStreamingChannel.exe
1860	ShoheiAdultStreamingChannel.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	euHFojf.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	euHFojf.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	euHFojf.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	euHFojf.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	euHFojf.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	euHFojf.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	euHFojf.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	euHFojf.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	euHFojf.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE	euHFojf.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	euHFojf.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	euHFojf.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	euHFojf.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{C650E966-B14F-4E38-8E3C-8BE886B090A9}\chrome_installer.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	euHFojf.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	euHFojf.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	euHFojf.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	euHFojf.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	euHFojf.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	euHFojf.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	euHFojf.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	euHFojf.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	euHFojf.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	euHFojf.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	euHFojf.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	euHFojf.exe
File opened for modification	C:\Program Files\Microsoft Games\Hearts\Hearts.exe	euHFojf.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	euHFojf.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	euHFojf.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	euHFojf.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	euHFojf.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	euHFojf.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	euHFojf.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	euHFojf.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	euHFojf.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	euHFojf.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	euHFojf.exe
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	euHFojf.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	euHFojf.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	ShoheiAdultStreamingChannel.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	euHFojf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1860 wrote to memory of 2276	1860	ShoheiAdultStreamingChannel.exe	28
PID 1860 wrote to memory of 2276	1860	ShoheiAdultStreamingChannel.exe	28
PID 1860 wrote to memory of 2276	1860	ShoheiAdultStreamingChannel.exe	28
PID 1860 wrote to memory of 2276	1860	ShoheiAdultStreamingChannel.exe	28
PID 2276 wrote to memory of 2636	2276	euHFojf.exe	30
PID 2276 wrote to memory of 2636	2276	euHFojf.exe	30
PID 2276 wrote to memory of 2636	2276	euHFojf.exe	30
PID 2276 wrote to memory of 2636	2276	euHFojf.exe	30

C:\Users\Admin\AppData\Local\Temp\Shohei's Adult Streaming Channel\lib\windows-i686\ShoheiAdultStreamingChannel.exe
"C:\Users\Admin\AppData\Local\Temp\Shohei's Adult Streaming Channel\lib\windows-i686\ShoheiAdultStreamingChannel.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1860
- C:\Users\Admin\AppData\Local\Temp\euHFojf.exe
  C:\Users\Admin\AppData\Local\Temp\euHFojf.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2276
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\047d2859.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2636

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

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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\03363660.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\047d2859.bat

Filesize
189B

MD5
e9694b5df6f144095cc450cbcf311605

SHA1
0c2ac889114a4f514d76911f410adf80efe8ea40

SHA256
d0eea628ffadbec513c852f60c4a7f784861e8267fe72efa24e29eaf3f754ceb

SHA512
43bc5a538958323e51a1362db588364d914239f6ee93d1275477138317c82e02192e5a9e0aa1c1cbcf0a058866638e61e454b152bd9c5856efc31c2452644b31

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1860-0-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1860-3-0x0000000000340000-0x0000000000349000-memory.dmp

Filesize
36KB

Download
memory/1860-54-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1860-57-0x0000000064940000-0x0000000064954000-memory.dmp

Filesize
80KB

Download
memory/1860-56-0x000000006CEC0000-0x000000006CEDB000-memory.dmp

Filesize
108KB

Download
memory/1860-55-0x000000006C740000-0x000000006C81C000-memory.dmp

Filesize
880KB

Download
memory/2276-52-0x0000000000F30000-0x0000000000F39000-memory.dmp

Filesize
36KB

Download