bdaejec | 29c06576121aff21a4995e0fc974d5b03db057a1c9a60663d52156f3106581bb

Analysis

max time kernel
149s
max time network
132s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-01-2025 19:21

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General

Target

2025-01-08_fdd7e87ad52595b29319ed6913082369_smoke-loader_wapomi.exe
Size

1.2MB
MD5

fdd7e87ad52595b29319ed6913082369
SHA1

8d9336fcf82ff83bebcbbf363913d1dbc7f6846d
SHA256

29c06576121aff21a4995e0fc974d5b03db057a1c9a60663d52156f3106581bb
SHA512

9938d19e8902b009067176c544cd8bc7355ca081f73de7574e45f509fba7a313dd226412b8de19f3a21e3de29583cd9f2dd11fbd42bdab598eaf889be94cd9f4
SSDEEP

24576:07GO7dtrjrICw9XuXo7beSTdt5xbX02uvfTXfBxrj3d5E/jKQvVj4YpdjYY0td78:1EtnrICSooGSTD5xbX022fjBxrj3

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/3508-46-0x0000000000B80000-0x0000000000B89000-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/0x0008000000023cad-3.dat	aspack_v212_v242

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	tEeXhvT.exe

Executes dropped EXE 1 IoCs

pid	Process
3508	tEeXhvT.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_pwa_launcher.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\idlj.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\keytool.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ktab.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\dotnet\dotnet.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\pack200.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\codecpacks.heif.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmid.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE	tEeXhvT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE	tEeXhvT.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstat.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ssvagent.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jconsole.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX40.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\StoreExperienceHost.exe	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler.exe	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\orbd.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE	tEeXhvT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE	tEeXhvT.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\ktab.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\xjc.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.Loader.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE	tEeXhvT.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE	tEeXhvT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE	tEeXhvT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jhat.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jar.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jjs.exe	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaws.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\policytool.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe	tEeXhvT.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	2025-01-08_fdd7e87ad52595b29319ed6913082369_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tEeXhvT.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2748 wrote to memory of 3508	2748	2025-01-08_fdd7e87ad52595b29319ed6913082369_smoke-loader_wapomi.exe	82
PID 2748 wrote to memory of 3508	2748	2025-01-08_fdd7e87ad52595b29319ed6913082369_smoke-loader_wapomi.exe	82
PID 2748 wrote to memory of 3508	2748	2025-01-08_fdd7e87ad52595b29319ed6913082369_smoke-loader_wapomi.exe	82
PID 3508 wrote to memory of 2544	3508	tEeXhvT.exe	83
PID 3508 wrote to memory of 2544	3508	tEeXhvT.exe	83
PID 3508 wrote to memory of 2544	3508	tEeXhvT.exe	83

C:\Users\Admin\AppData\Local\Temp\2025-01-08_fdd7e87ad52595b29319ed6913082369_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-08_fdd7e87ad52595b29319ed6913082369_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Users\Admin\AppData\Local\Temp\tEeXhvT.exe
  C:\Users\Admin\AppData\Local\Temp\tEeXhvT.exe
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3508
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\47c52935.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2544

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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\FQRZN8O7\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\47c52935.bat

Filesize
189B

MD5
70cef88f0d4047f6be289544e6962966

SHA1
8b9c0002e160ffe6250b6b06d7c8d215dedc7cfe

SHA256
5dc469c01c754ee600fb9bfd1f8b8d66035086b91bfa975324e81a4f4a44265d

SHA512
e6fa75988283781992f34e3588f3871f8e21d2733350c8470352b9471aae0af96d0ee56723d7f675beb7649a34cf79278519ecb815fdaa3532116f9b67c39f42

Download Submit
C:\Users\Admin\AppData\Local\Temp\5AD65AF1.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2748-0-0x0000000000400000-0x000000000053D000-memory.dmp

Filesize
1.2MB

Download
memory/2748-48-0x0000000000400000-0x000000000053D000-memory.dmp

Filesize
1.2MB

Download
memory/3508-4-0x0000000000B80000-0x0000000000B89000-memory.dmp

Filesize
36KB

Download
memory/3508-46-0x0000000000B80000-0x0000000000B89000-memory.dmp

Filesize
36KB

Download