bdaejec | 29744e79bdfcd042385c648c9a63503bc8086f70266c9e2876f2dcb7c0309410

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21/03/2025, 14:44

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General

Target

2025-03-21_b32a55d7d1bf2bd5b3ea9b0cbaf975cf_smoke-loader_wapomi.exe
Size

36KB
MD5

b32a55d7d1bf2bd5b3ea9b0cbaf975cf
SHA1

527114b5e3b7a279d6aae6d29cbdcb8c6e302e5b
SHA256

29744e79bdfcd042385c648c9a63503bc8086f70266c9e2876f2dcb7c0309410
SHA512

53ae4e7e1815b940063861a5b9bcc3e87855ff5ac5c1cbd6b6cfd24bfe6946084ad96e6f920577c0c4188213c9a93f5e62e998777f0fec1433a26c87f62d53b0
SSDEEP

768:Y4BZwegjJmxWJQpk84Ul+3xOXB1IQGPL4vzZq2o9W7GsxBbPr:Y4BZ2Jm/kWmOXB1DGCq2iW7z

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/1552-16-0x00000000013B0000-0x00000000013B9000-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/0x000c0000000122e7-4.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
1552	DCbmyN.exe

Loads dropped DLL 2 IoCs

pid	Process
2344	2025-03-21_b32a55d7d1bf2bd5b3ea9b0cbaf975cf_smoke-loader_wapomi.exe
2344	2025-03-21_b32a55d7d1bf2bd5b3ea9b0cbaf975cf_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	DCbmyN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	DCbmyN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	DCbmyN.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	DCbmyN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CLVIEW.EXE	DCbmyN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	DCbmyN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE	DCbmyN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	DCbmyN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	DCbmyN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	DCbmyN.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	DCbmyN.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	DCbmyN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Icons\SC_Reader.exe	DCbmyN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	DCbmyN.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Microsoft Games\SpiderSolitaire\SpiderSolitaire.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	DCbmyN.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	DCbmyN.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	DCbmyN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	DCbmyN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	DCbmyN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe	DCbmyN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	DCbmyN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PPTICO.EXE	DCbmyN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	DCbmyN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	DCbmyN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	DCbmyN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	DCbmyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	DCbmyN.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	2025-03-21_b32a55d7d1bf2bd5b3ea9b0cbaf975cf_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DCbmyN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 1552	2344	2025-03-21_b32a55d7d1bf2bd5b3ea9b0cbaf975cf_smoke-loader_wapomi.exe	32
PID 2344 wrote to memory of 1552	2344	2025-03-21_b32a55d7d1bf2bd5b3ea9b0cbaf975cf_smoke-loader_wapomi.exe	32
PID 2344 wrote to memory of 1552	2344	2025-03-21_b32a55d7d1bf2bd5b3ea9b0cbaf975cf_smoke-loader_wapomi.exe	32
PID 2344 wrote to memory of 1552	2344	2025-03-21_b32a55d7d1bf2bd5b3ea9b0cbaf975cf_smoke-loader_wapomi.exe	32
PID 1552 wrote to memory of 1776	1552	DCbmyN.exe	36
PID 1552 wrote to memory of 1776	1552	DCbmyN.exe	36
PID 1552 wrote to memory of 1776	1552	DCbmyN.exe	36
PID 1552 wrote to memory of 1776	1552	DCbmyN.exe	36

C:\Users\Admin\AppData\Local\Temp\2025-03-21_b32a55d7d1bf2bd5b3ea9b0cbaf975cf_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-03-21_b32a55d7d1bf2bd5b3ea9b0cbaf975cf_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2344
- C:\Users\Admin\AppData\Local\Temp\DCbmyN.exe
  C:\Users\Admin\AppData\Local\Temp\DCbmyN.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1552
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\159a5f93.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1776

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\159a5f93.bat

Filesize
187B

MD5
769be5636f2b89a0cc2cc0f2568ed02d

SHA1
6e63c22d08b967547559f10d915631bd6fcb6970

SHA256
ba46c2c1da176fcbd2005eae262cd5ceca3062ca2a22fb3f4bad58dfd424257c

SHA512
e7939cbedcd0b1a2e5dd75d3ad6b38404f3c3895be46d1ee58a580ea2ac2609dda515b2bf7d42db2f7b88511012afa090bb84b22852ba10ff4a20e919c272aa0

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1552-11-0x00000000013B0000-0x00000000013B9000-memory.dmp

Filesize
36KB

Download
memory/1552-16-0x00000000013B0000-0x00000000013B9000-memory.dmp

Filesize
36KB

Download
memory/2344-0-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2344-9-0x0000000000270000-0x0000000000279000-memory.dmp

Filesize
36KB

Download
memory/2344-10-0x0000000000270000-0x0000000000279000-memory.dmp

Filesize
36KB

Download
memory/2344-14-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download