bdaejec | acd29339eacdd42b913e64078123622af683e34958b37f56c024460e4d13762c

Analysis

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

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-01-2025 21:01

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General

Target

2025-01-09_d58d832a43e2b557a92b172c775163c0_smoke-loader_wapomi.exe
Size

1.2MB
MD5

d58d832a43e2b557a92b172c775163c0
SHA1

6332c470428ac4fbac0486565722ff1bfb1bba47
SHA256

acd29339eacdd42b913e64078123622af683e34958b37f56c024460e4d13762c
SHA512

9570136c64785a4c525b3f073957f405560278d94508bb3f2d62462bf0505da835de7f5dbd9539457f5888d310d68ec6ed36426d34688ff6b8878ddc0b940d51
SSDEEP

24576:d7GO7dtrjrICw9XuXo7beSTdt5xbX01uvfTXfBxr93d5E/jKQvVj4YpdjYY0td78:8EtnrICSooGSTD5xbX012fjBxr93

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/3952-46-0x0000000000D00000-0x0000000000D09000-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/0x000b000000023b7f-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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	UIOBmE.exe

Executes dropped EXE 1 IoCs

pid	Process
3952	UIOBmE.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\idlj.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE	UIOBmE.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateComRegisterShell64.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	UIOBmE.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe	UIOBmE.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{4E6AEEAD-B62E-4CF8-80E5-2A66138AEFDE}\chrome_installer.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jjs.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\keytool.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE	UIOBmE.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE	UIOBmE.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE	UIOBmE.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE	UIOBmE.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE	UIOBmE.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsgen.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe	UIOBmE.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe	UIOBmE.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaws.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\orbd.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE	UIOBmE.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe	UIOBmE.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateBroker.exe	UIOBmE.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe	UIOBmE.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\pack200.exe	UIOBmE.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstaller.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE	UIOBmE.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\serialver.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\servertool.exe	UIOBmE.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe	UIOBmE.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe	UIOBmE.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE	UIOBmE.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmic.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe	UIOBmE.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	UIOBmE.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE	UIOBmE.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE	UIOBmE.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE	UIOBmE.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	UIOBmE.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE	UIOBmE.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE	UIOBmE.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe	UIOBmE.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe	UIOBmE.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe	UIOBmE.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java.exe	UIOBmE.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE	UIOBmE.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	2025-01-09_d58d832a43e2b557a92b172c775163c0_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	UIOBmE.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3788 wrote to memory of 3952	3788	2025-01-09_d58d832a43e2b557a92b172c775163c0_smoke-loader_wapomi.exe	83
PID 3788 wrote to memory of 3952	3788	2025-01-09_d58d832a43e2b557a92b172c775163c0_smoke-loader_wapomi.exe	83
PID 3788 wrote to memory of 3952	3788	2025-01-09_d58d832a43e2b557a92b172c775163c0_smoke-loader_wapomi.exe	83
PID 3952 wrote to memory of 4676	3952	UIOBmE.exe	85
PID 3952 wrote to memory of 4676	3952	UIOBmE.exe	85
PID 3952 wrote to memory of 4676	3952	UIOBmE.exe	85

C:\Users\Admin\AppData\Local\Temp\2025-01-09_d58d832a43e2b557a92b172c775163c0_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-09_d58d832a43e2b557a92b172c775163c0_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3788
- C:\Users\Admin\AppData\Local\Temp\UIOBmE.exe
  C:\Users\Admin\AppData\Local\Temp\UIOBmE.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:3952
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\29ab67e3.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4676

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\Temp\29ab67e3.bat

Filesize
187B

MD5
0b35f756f431c35e20d0970037f7829d

SHA1
054f432d16b88df020c1d44c17e1abea5e08c4f0

SHA256
451a218a310b2138612e2fab7d9ac8c4b75146a62e256eb83489435bd913b74e

SHA512
3cd2d60d8380fe3607e24711ecb01580e7ff63cdd2466b5b4085f43e9a1fc85a4b6705a7be0b4a78d96b5c42af9f8be6524945dc6d52f1ccc757e0abd7eb9625

Download Submit
C:\Users\Admin\AppData\Local\Temp\43353DB4.exe

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\43353DB4.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/3788-0-0x0000000000400000-0x000000000053D000-memory.dmp

Filesize
1.2MB

Download
memory/3788-48-0x0000000000400000-0x000000000053D000-memory.dmp

Filesize
1.2MB

Download
memory/3952-4-0x0000000000D00000-0x0000000000D09000-memory.dmp

Filesize
36KB

Download
memory/3952-46-0x0000000000D00000-0x0000000000D09000-memory.dmp

Filesize
36KB

Download