bdaejec | d7d988c8d0f9680d9933762feff44391406b5c3e6dae0666a5b285fc3428b544

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-01-2025 04:01

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2025-01-21_4cbd95f82204a7969419e5bf7c0f7963_smoke-loader_wapomi.exe
Size

80KB
MD5

4cbd95f82204a7969419e5bf7c0f7963
SHA1

44d37edb5d3d10cda8853266aa26a165f0bc9325
SHA256

d7d988c8d0f9680d9933762feff44391406b5c3e6dae0666a5b285fc3428b544
SHA512

c3213bdd05bf77d99e9b77cff9c74ad94e7faa4e0db36c3c2e3f09fa34bb060b9c4d56d13be8aad3f63e0b105b465348d53d317e7d56607f5796265c21d96856
SSDEEP

1536:RfnLq01weW5yX3jFxv49Nu4GhQLqGCq2iW7z:Y3ysTGhQuGCH

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. 2 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral1/memory/3048-11-0x00000000013C0000-0x00000000013C9000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/3048-41-0x00000000013C0000-0x00000000013C9000-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/0x000f000000013a51-4.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
3048	VoZwex.exe

Loads dropped DLL 2 IoCs

pid	Process
1728	2025-01-21_4cbd95f82204a7969419e5bf7c0f7963_smoke-loader_wapomi.exe
1728	2025-01-21_4cbd95f82204a7969419e5bf7c0f7963_smoke-loader_wapomi.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\pack200.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jre7\bin\pack200.exe	VoZwex.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	VoZwex.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	VoZwex.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\IEContentService.exe	VoZwex.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	VoZwex.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	VoZwex.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	VoZwex.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	VoZwex.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	VoZwex.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	VoZwex.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	VoZwex.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	VoZwex.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	VoZwex.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	VoZwex.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	VoZwex.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	VoZwex.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe	VoZwex.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	VoZwex.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PPTICO.EXE	VoZwex.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	VoZwex.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	VoZwex.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	VoZwex.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	VoZwex.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdate.exe	VoZwex.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	VoZwex.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	VoZwex.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	VoZwex.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	VoZwex.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	VoZwex.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	VoZwex.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\misc.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	VoZwex.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	VoZwex.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	VoZwex.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	VoZwex.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	VoZwex.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	VoZwex.exe
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	VoZwex.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	VoZwex.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe	VoZwex.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	VoZwex.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-21_4cbd95f82204a7969419e5bf7c0f7963_smoke-loader_wapomi.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1728 wrote to memory of 3048	1728	2025-01-21_4cbd95f82204a7969419e5bf7c0f7963_smoke-loader_wapomi.exe	32
PID 1728 wrote to memory of 3048	1728	2025-01-21_4cbd95f82204a7969419e5bf7c0f7963_smoke-loader_wapomi.exe	32
PID 1728 wrote to memory of 3048	1728	2025-01-21_4cbd95f82204a7969419e5bf7c0f7963_smoke-loader_wapomi.exe	32
PID 1728 wrote to memory of 3048	1728	2025-01-21_4cbd95f82204a7969419e5bf7c0f7963_smoke-loader_wapomi.exe	32
PID 3048 wrote to memory of 1100	3048	VoZwex.exe	34
PID 3048 wrote to memory of 1100	3048	VoZwex.exe	34
PID 3048 wrote to memory of 1100	3048	VoZwex.exe	34
PID 3048 wrote to memory of 1100	3048	VoZwex.exe	34

C:\Users\Admin\AppData\Local\Temp\2025-01-21_4cbd95f82204a7969419e5bf7c0f7963_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-21_4cbd95f82204a7969419e5bf7c0f7963_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Users\Admin\AppData\Local\Temp\VoZwex.exe
  C:\Users\Admin\AppData\Local\Temp\VoZwex.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3048
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\431e0e14.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1100

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\Microsoft\Windows\Temporary Internet Files\Content.IE5\7CNUR30T\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\3DA3178E.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\431e0e14.bat

Filesize
187B

MD5
cd23ba6bfa067acf432f495ed8a59b03

SHA1
520291b70fd0023d1facb099eb11a507aa3f6b19

SHA256
130cad08f5a9e142906e14c2c1c49c8bedf4189293b9b43d186faa8e821d0c75

SHA512
6df51f3da7867b0e7069a8301a6b722c68ad51385be190839d7c0ac704d6d4e4dd6baa97ac273287505023d9278a3b6d32d214dec22ad33bf93f9bb1c581017b

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1728-0-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/1728-8-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/3048-11-0x00000000013C0000-0x00000000013C9000-memory.dmp

Filesize
36KB

Download
memory/3048-41-0x00000000013C0000-0x00000000013C9000-memory.dmp

Filesize
36KB

Download