bdaejec | 5b186987bd0a0b96b4083c8c382be0679039da66a6b4c63bf1728e3afe6b4e7f

Analysis

max time kernel
129s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16-01-2025 10:43

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General

Target

2025-01-16_f665c0f337310b3ffc04bf8396d2af53_smoke-loader_wapomi.exe
Size

80KB
MD5

f665c0f337310b3ffc04bf8396d2af53
SHA1

396514ba53439509ba9007c331b861e93d1733c4
SHA256

5b186987bd0a0b96b4083c8c382be0679039da66a6b4c63bf1728e3afe6b4e7f
SHA512

69e917cc598ae5696f7ec5825de6a037a66d09b8b13fb7c4d7ad67f8a2f3f15d27f4e3b75a0716a5fdac971ba3ea5685d4b629e7b7b6cb2ac4a7b66d87463fbc
SSDEEP

1536:RfnLq01weW5yX3jFxv49Nu4GhQLhGCq2iW7z:Y3ysTGhQdGCH

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/436-8-0x0000000000760000-0x0000000000769000-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/0x0008000000023cb8-3.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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	yWRGkmlr.exe

Executes dropped EXE 1 IoCs

pid	Process
436	yWRGkmlr.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE	yWRGkmlr.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxOutlook.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\idlj.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE	yWRGkmlr.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{F123CA10-B28F-434D-9884-6C3679B73C43}\chrome_installer.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jmap.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsimport.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoev.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_2.34.28001.0_x64__8wekyb3d8bbwe\GameBar.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jconsole.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Integrator.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoia.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE	yWRGkmlr.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\StoreExperienceHost.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jjs.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmid.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE	yWRGkmlr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE	yWRGkmlr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE	yWRGkmlr.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javah.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\orbd.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE	yWRGkmlr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstat.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\createdump.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\servertool.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\ktab.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\servertool.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Video.UI.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javac.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe	yWRGkmlr.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	yWRGkmlr.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	2025-01-16_f665c0f337310b3ffc04bf8396d2af53_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	yWRGkmlr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2476 wrote to memory of 436	2476	2025-01-16_f665c0f337310b3ffc04bf8396d2af53_smoke-loader_wapomi.exe	86
PID 2476 wrote to memory of 436	2476	2025-01-16_f665c0f337310b3ffc04bf8396d2af53_smoke-loader_wapomi.exe	86
PID 2476 wrote to memory of 436	2476	2025-01-16_f665c0f337310b3ffc04bf8396d2af53_smoke-loader_wapomi.exe	86
PID 436 wrote to memory of 2576	436	yWRGkmlr.exe	104
PID 436 wrote to memory of 2576	436	yWRGkmlr.exe	104
PID 436 wrote to memory of 2576	436	yWRGkmlr.exe	104

C:\Users\Admin\AppData\Local\Temp\2025-01-16_f665c0f337310b3ffc04bf8396d2af53_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-16_f665c0f337310b3ffc04bf8396d2af53_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2476
- C:\Users\Admin\AppData\Local\Temp\yWRGkmlr.exe
  C:\Users\Admin\AppData\Local\Temp\yWRGkmlr.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:436
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7c1f6b53.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2576

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\7c1f6b53.bat

Filesize
191B

MD5
02bd91a096ab6d7b9a994c6594b2516d

SHA1
5b4a03c2cf89b28234073b0d3bb9b61635144a06

SHA256
ef3674c7ff2c229bc72190adcccb9a637755a67238f4819a3b0b4ca522d6c63b

SHA512
1fdc2b6a1df9afe12d41885067dc9e21d433e6aaf72ab5fa93cec6e7e5be7fb3b66f9cfea5203311c3d5ee8a4fdf057fdaceb21d96ca88c95b672ebc27e7fa34

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/436-4-0x0000000000760000-0x0000000000769000-memory.dmp

Filesize
36KB

Download
memory/436-8-0x0000000000760000-0x0000000000769000-memory.dmp

Filesize
36KB

Download
memory/2476-0-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2476-5-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download