bdaejec | 18c3a37c21336c521f63c8d0a396c5653b3c622ebf3a4aa4b754eb619698d2a5

Analysis

max time kernel
104s
max time network
113s
platform
windows11-21h2_x64
resource
win11-20250410-en
resource tags

arch:x64arch:x86image:win11-20250410-enlocale:en-usos:windows11-21h2-x64system
submitted
18/04/2025, 08:45

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General

Target

2025-04-18_355f0d118e526eb1a685852f1fa53ef8_elex_smoke-loader_wapomi.exe
Size

22KB
MD5

355f0d118e526eb1a685852f1fa53ef8
SHA1

2208155f2d2c0c1609f8d8704719e34b4cb05ec4
SHA256

18c3a37c21336c521f63c8d0a396c5653b3c622ebf3a4aa4b754eb619698d2a5
SHA512

e53d30f38170af231112bfe1e8ff2963f28626fa89da796bb5eedb832b4bfa1d93bceb46eae6e7673e279608646b6f8c12b455d99a2aa4b6a15c4531e048ef9e
SSDEEP

384:e4HQ3yW1XS7XZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:ryRi1QGPL4vzZq2o9W7GsxBbPr

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
behavioral2/memory/892-47-0x0000000000D10000-0x0000000000D19000-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
behavioral2/files/0x000b00000002ad84-3.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
892	FVfDYb.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jjs.exe	FVfDYb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jinfo.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.41182.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe	FVfDYb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\133.0.6943.60\os_update_handler.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstatd.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jjs.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE	FVfDYb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.2103.1172.0_x64__8wekyb3d8bbwe\PilotshubApp.exe	FVfDYb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe	FVfDYb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe	FVfDYb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\klist.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.42251.0_x64__8wekyb3d8bbwe\AppInstallerPythonRedirector.exe	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsNotepad_10.2102.13.0_x64__8wekyb3d8bbwe\Notepad\Notepad.exe	FVfDYb.exe
File opened for modification	C:\Program Files (x86)\Google\GoogleUpdater\134.0.6985.0\disabledupdater.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\orbd.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Mozilla Firefox\nmhproxy.exe	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.PowerAutomateDesktop_1.0.65.0_x64__8wekyb3d8bbwe\PAD.Console.Host.exe	FVfDYb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe	FVfDYb.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\133.0.6943.60\chrome_pwa_launcher.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE	FVfDYb.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\133.0.6943.60\elevated_tracing_service.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstack.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\policytool.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ScreenSketch_11.2104.2.0_x64__8wekyb3d8bbwe\ScreenSketch.exe	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsMaps_1.0.22.0_x64__8wekyb3d8bbwe\Maps.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsTerminal_1.6.10571.0_x64__8wekyb3d8bbwe\wt.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\ktab.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE	FVfDYb.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	FVfDYb.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmid.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ssvagent.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsTerminal_1.6.10571.0_x64__8wekyb3d8bbwe\TerminalAzBridge.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javadoc.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msotd.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	FVfDYb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_2.2106.2807.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jps.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE	FVfDYb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jconsole.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe	FVfDYb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe	FVfDYb.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	FVfDYb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-04-18_355f0d118e526eb1a685852f1fa53ef8_elex_smoke-loader_wapomi.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3212 wrote to memory of 892	3212	2025-04-18_355f0d118e526eb1a685852f1fa53ef8_elex_smoke-loader_wapomi.exe	78
PID 3212 wrote to memory of 892	3212	2025-04-18_355f0d118e526eb1a685852f1fa53ef8_elex_smoke-loader_wapomi.exe	78
PID 3212 wrote to memory of 892	3212	2025-04-18_355f0d118e526eb1a685852f1fa53ef8_elex_smoke-loader_wapomi.exe	78
PID 892 wrote to memory of 5320	892	FVfDYb.exe	80
PID 892 wrote to memory of 5320	892	FVfDYb.exe	80
PID 892 wrote to memory of 5320	892	FVfDYb.exe	80

C:\Users\Admin\AppData\Local\Temp\2025-04-18_355f0d118e526eb1a685852f1fa53ef8_elex_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-04-18_355f0d118e526eb1a685852f1fa53ef8_elex_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3212
- C:\Users\Admin\AppData\Local\Temp\FVfDYb.exe
  C:\Users\Admin\AppData\Local\Temp\FVfDYb.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:892
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\49bf2fa6.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5320

Network

MITRE ATT&CK Enterprise v16

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\INetCache\IE\KS3W1G20\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\49bf2fa6.bat

Filesize
187B

MD5
96cf2f39e8b492ea0f39f4ad2b2dc29e

SHA1
69db694141088233af87859b8fd122c46a519b5c

SHA256
9e7faef12a2235f4f0a52e76ccfe54b0417a6658bbaff4381577cf92c7d15de1

SHA512
dd1c6706545c2d6178eee3fab3b246ca0fad1397d5340bb45fdccfa670fcd4b3bb47a7b89709265a43af0542f55ec12e23eaf63b526f7c3e1d3910dbc6579bfb

Download Submit
C:\Users\Admin\AppData\Local\Temp\6B643246.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/892-4-0x0000000000D10000-0x0000000000D19000-memory.dmp

Filesize
36KB

Download
memory/892-47-0x0000000000D10000-0x0000000000D19000-memory.dmp

Filesize
36KB

Download
memory/3212-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3212-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download