bdaejec | 4dfab1dfa9757ce70d49f19ca60726530f11a35627cd61006ab63c6141f559c2

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-01-2025 01:25

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General

Target

2025-01-15_0d45b4c94335fe84f2d462d254b2bddf_smoke-loader_wapomi.exe
Size

80KB
MD5

0d45b4c94335fe84f2d462d254b2bddf
SHA1

905fd0d56df6fa5a7e1606afc623d06b07e1adef
SHA256

4dfab1dfa9757ce70d49f19ca60726530f11a35627cd61006ab63c6141f559c2
SHA512

e1b545567e127ed1df1d817d70031bde20b57c83b1834cfff541dab88b8c44d7d4c1fafff71f70b8cb740f8e8443b54fec81223108606305430f9e564228cf8f
SSDEEP

1536:NHB0UxMkzOt7HcvJGt5AdHIOWnToIf12Z13GCq2iW7z:NhAWJGSCTBf12ZhGCH

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/2404-24-0x00000000012D0000-0x00000000012D9000-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/0x0007000000012119-7.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2404	lcSwJl.exe

Loads dropped DLL 2 IoCs

pid	Process
1600	2025-01-15_0d45b4c94335fe84f2d462d254b2bddf_smoke-loader_wapomi.exe
1600	2025-01-15_0d45b4c94335fe84f2d462d254b2bddf_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\jre\bin\orbd.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	lcSwJl.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Microsoft Games\Hearts\Hearts.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	lcSwJl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CLVIEW.EXE	lcSwJl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	lcSwJl.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE	lcSwJl.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe	lcSwJl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	lcSwJl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	lcSwJl.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	lcSwJl.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	lcSwJl.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	lcSwJl.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	lcSwJl.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	lcSwJl.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	lcSwJl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE	lcSwJl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	lcSwJl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	lcSwJl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	lcSwJl.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	lcSwJl.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	lcSwJl.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	lcSwJl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	lcSwJl.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	lcSwJl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-15_0d45b4c94335fe84f2d462d254b2bddf_smoke-loader_wapomi.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1600 wrote to memory of 2404	1600	2025-01-15_0d45b4c94335fe84f2d462d254b2bddf_smoke-loader_wapomi.exe	30
PID 1600 wrote to memory of 2404	1600	2025-01-15_0d45b4c94335fe84f2d462d254b2bddf_smoke-loader_wapomi.exe	30
PID 1600 wrote to memory of 2404	1600	2025-01-15_0d45b4c94335fe84f2d462d254b2bddf_smoke-loader_wapomi.exe	30
PID 1600 wrote to memory of 2404	1600	2025-01-15_0d45b4c94335fe84f2d462d254b2bddf_smoke-loader_wapomi.exe	30
PID 2404 wrote to memory of 1568	2404	lcSwJl.exe	33
PID 2404 wrote to memory of 1568	2404	lcSwJl.exe	33
PID 2404 wrote to memory of 1568	2404	lcSwJl.exe	33
PID 2404 wrote to memory of 1568	2404	lcSwJl.exe	33

C:\Users\Admin\AppData\Local\Temp\2025-01-15_0d45b4c94335fe84f2d462d254b2bddf_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-15_0d45b4c94335fe84f2d462d254b2bddf_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1600
- C:\Users\Admin\AppData\Local\Temp\lcSwJl.exe
  C:\Users\Admin\AppData\Local\Temp\lcSwJl.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2404
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\5b6269c8.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1568

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\Temp\5b6269c8.bat

Filesize
187B

MD5
4d17cd6bd3cfe02c9422ec29ac0a038e

SHA1
d3c0b8895200119712c6892a85348442e8c438b4

SHA256
67904aeff83d7b905e28cb0418165a6129f8097492184a1c612d29c452c123f2

SHA512
b34b4f35192273f2c306740ef22b73f1cf3ad463ac00a2dd88883900b67a87df47f87c24cbe4b852096ed4e1a88680267531f1fbe6f6e77f8a4f6b401337e73c

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1600-0-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1600-9-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/1600-8-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/1600-21-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1600-22-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1600-23-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2404-11-0x00000000012D0000-0x00000000012D9000-memory.dmp

Filesize
36KB

Download
memory/2404-24-0x00000000012D0000-0x00000000012D9000-memory.dmp

Filesize
36KB

Download