bdaejec | 3b4fe060b41280d81f77eaa7fb9b893ce0ac2a9df8149b9d3aaed54b0d06f06c

Analysis

max time kernel
120s
max time network
132s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
24/02/2025, 10:52

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General

Target

2025-02-24_62edabb05f1e4676cb4b97b5ea5e03fe_smoke-loader_wapomi.exe
Size

80KB
MD5

62edabb05f1e4676cb4b97b5ea5e03fe
SHA1

c637706941c11eaff6ebe27c6eaca6e2d19d2fe5
SHA256

3b4fe060b41280d81f77eaa7fb9b893ce0ac2a9df8149b9d3aaed54b0d06f06c
SHA512

c9a191761568ac959fc9e7e7485d0cefd1ebdd94beea8b45835f58755643470ff8fe910b19683df63e0636e29c0312950bed16ecbf689f4c771e546a5cda4615
SSDEEP

1536:fHB0UxMkzOt7HcvJGt5AdHIOWnToIf12Z7mGCq2iW7z:fhAWJGSCTBf12ZaGCH

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/2184-8-0x0000000000F90000-0x0000000000F99000-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/0x000c000000023bc5-3.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-1-5-21-1479699283-3000499823-2337359760-1000\Control Panel\International\Geo\Nation	UQeRsEci.exe

Executes dropped EXE 1 IoCs

pid	Process
2184	UQeRsEci.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE	UQeRsEci.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jjs.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE	UQeRsEci.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe	UQeRsEci.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe	UQeRsEci.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe	UQeRsEci.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateBroker.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\unpack200.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE	UQeRsEci.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE	UQeRsEci.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jconsole.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\ktab.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE	UQeRsEci.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Microsoft.Notes.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javah.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\klist.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe	UQeRsEci.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{54F378D2-0612-4081-AC3E-02AD5914C2CE}\chrome_installer.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe	UQeRsEci.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE	UQeRsEci.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ssvagent.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE	UQeRsEci.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE	UQeRsEci.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jps.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstatd.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe	UQeRsEci.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe	UQeRsEci.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe	UQeRsEci.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdb.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE	UQeRsEci.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE	UQeRsEci.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe	UQeRsEci.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jabswitch.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\kinit.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE	UQeRsEci.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE	UQeRsEci.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javap.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jinfo.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	UQeRsEci.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.123\chrome_installer.exe	UQeRsEci.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe	UQeRsEci.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	2025-02-24_62edabb05f1e4676cb4b97b5ea5e03fe_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	UQeRsEci.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4228 wrote to memory of 2184	4228	2025-02-24_62edabb05f1e4676cb4b97b5ea5e03fe_smoke-loader_wapomi.exe	83
PID 4228 wrote to memory of 2184	4228	2025-02-24_62edabb05f1e4676cb4b97b5ea5e03fe_smoke-loader_wapomi.exe	83
PID 4228 wrote to memory of 2184	4228	2025-02-24_62edabb05f1e4676cb4b97b5ea5e03fe_smoke-loader_wapomi.exe	83
PID 2184 wrote to memory of 836	2184	UQeRsEci.exe	95
PID 2184 wrote to memory of 836	2184	UQeRsEci.exe	95
PID 2184 wrote to memory of 836	2184	UQeRsEci.exe	95

C:\Users\Admin\AppData\Local\Temp\2025-02-24_62edabb05f1e4676cb4b97b5ea5e03fe_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-24_62edabb05f1e4676cb4b97b5ea5e03fe_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4228
- C:\Users\Admin\AppData\Local\Temp\UQeRsEci.exe
  C:\Users\Admin\AppData\Local\Temp\UQeRsEci.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:2184
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\434c4f2c.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:836

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\434c4f2c.bat

Filesize
191B

MD5
323a18886bc1eda643b3bd2ecc7ff96d

SHA1
0a1ba01cde82ca5fe9def63fcfa85f006004b6e2

SHA256
fb40172a6ca5b4d38adc68561a578711a9d85b177caf4fc4db89b174bd545119

SHA512
993a4a30cd13e03938def97b7beed216165bc00d0f6b7f94fbae1ee24194f4ac040ebb219b4314cb7827250c7565554ff9c50da07d03c9ae6b8cc52af90fde35

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2184-4-0x0000000000F90000-0x0000000000F99000-memory.dmp

Filesize
36KB

Download
memory/2184-8-0x0000000000F90000-0x0000000000F99000-memory.dmp

Filesize
36KB

Download
memory/4228-0-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4228-7-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download