bdaejec | 9dd36eb3861aaf885b97766b46c44c6a0d01b71f2b089bb50db5f7646c4b5728

Analysis

max time kernel
148s
max time network
149s
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, 04:50

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General

Target

2025-02-24_f12f6687f66eb2e886d346ac39aedcfa_smoke-loader_wapomi.exe
Size

80KB
MD5

f12f6687f66eb2e886d346ac39aedcfa
SHA1

a8f709d46218fdfdeecff711f2ae9adb04ca393f
SHA256

9dd36eb3861aaf885b97766b46c44c6a0d01b71f2b089bb50db5f7646c4b5728
SHA512

8c00f70761acc559e781422f08318b1a94401131664b6500225fc3cd510b5138b5ff9094efa4903871435dd26440fa6a796c8dffe44e7ea303de02a22cae6e77
SSDEEP

1536:RfnLq01weW5yX3jFxv49Nu4GhQ2bGCq2iW7z:Y3ysTGhQIGCH

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/5116-8-0x0000000000890000-0x0000000000899000-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/0x000a000000023bf9-3.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-1-5-21-1874072718-2205492803-118941907-1000\Control Panel\International\Geo\Nation	UJWEiHl.exe

Executes dropped EXE 1 IoCs

pid	Process
5116	UJWEiHl.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jabswitch.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_pwa_launcher.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javac.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe	UJWEiHl.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	UJWEiHl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\extcheck.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\servertool.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jar.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jps.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\servertool.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\SoundRec.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoia.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler.exe	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.123\chrome_installer.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javadoc.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\orbd.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\klist.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE	UJWEiHl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE	UJWEiHl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerPythonRedirector.exe	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateOnDemand.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java-rmi.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\Microsoft.Wallet.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE	UJWEiHl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE	UJWEiHl.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe	UJWEiHl.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	UJWEiHl.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstatd.exe	UJWEiHl.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_f12f6687f66eb2e886d346ac39aedcfa_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	UJWEiHl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4296 wrote to memory of 5116	4296	2025-02-24_f12f6687f66eb2e886d346ac39aedcfa_smoke-loader_wapomi.exe	84
PID 4296 wrote to memory of 5116	4296	2025-02-24_f12f6687f66eb2e886d346ac39aedcfa_smoke-loader_wapomi.exe	84
PID 4296 wrote to memory of 5116	4296	2025-02-24_f12f6687f66eb2e886d346ac39aedcfa_smoke-loader_wapomi.exe	84
PID 5116 wrote to memory of 4304	5116	UJWEiHl.exe	91
PID 5116 wrote to memory of 4304	5116	UJWEiHl.exe	91
PID 5116 wrote to memory of 4304	5116	UJWEiHl.exe	91

C:\Users\Admin\AppData\Local\Temp\2025-02-24_f12f6687f66eb2e886d346ac39aedcfa_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-24_f12f6687f66eb2e886d346ac39aedcfa_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4296
- C:\Users\Admin\AppData\Local\Temp\UJWEiHl.exe
  C:\Users\Admin\AppData\Local\Temp\UJWEiHl.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:5116
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\6efc2ade.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4304

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\6efc2ade.bat

Filesize
189B

MD5
1a095246afa9db0f049367d046e5e38f

SHA1
82e134503a6dacc69a25b336a90d39f849208bb5

SHA256
e0601cca24a5b8108abcc372ed58871a03c5d7402918e1e2d9f2271c82ebe9a8

SHA512
991e9e1b3e7549cf2c8ccfbd443aac3e62e5577649bde66c5e0e6500175cae6ed5fecc4a7a0830b0aaf3236a1ef71ce2724c3500fdf3a67d6c841f64e8863a42

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/4296-0-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/4296-6-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/5116-4-0x0000000000890000-0x0000000000899000-memory.dmp

Filesize
36KB

Download
memory/5116-8-0x0000000000890000-0x0000000000899000-memory.dmp

Filesize
36KB

Download