bdaejec | 4eab01f195a931a5604c4639ff84f7b66621346f0f0a833512f9515d0c0e958e

Analysis

max time kernel
125s
max time network
128s
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, 11:08

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General

Target

2025-02-24_d4ad85f9df962163805262b0e557efc0_smoke-loader_wapomi.exe
Size

203KB
MD5

d4ad85f9df962163805262b0e557efc0
SHA1

b3f538247b2a75f0300b7d4ece5141ca422f1058
SHA256

4eab01f195a931a5604c4639ff84f7b66621346f0f0a833512f9515d0c0e958e
SHA512

901e452adbf7936da7b292138ad63c10626d970a6a3e9adbdb7942baa53440aeba6c2045c2b5394dd39eb0e3162b91dd11453f23dca37bafa1661edc98d3c5d1
SSDEEP

3072:v1TlCN3DeL0dA/VkvpS6zpQDt0v2E6LGHxdOWTtDwqytR2TBf9AqqpUwIyGCH:BlGXd4OvDzewKLGHj0qTBlznBT

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/3252-8-0x0000000000AA0000-0x0000000000AA9000-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/0x0008000000023d4c-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-1-5-21-2593460650-190333679-3676257533-1000\Control Panel\International\Geo\Nation	ptjIGU.exe

Executes dropped EXE 1 IoCs

pid	Process
3252	ptjIGU.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jcmd.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE	ptjIGU.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe	ptjIGU.exe
File opened for modification	C:\Program Files\dotnet\dotnet.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\kinit.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\policytool.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\klist.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE	ptjIGU.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe	ptjIGU.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.123\chrome_installer.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\pack200.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoev.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE	ptjIGU.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	ptjIGU.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\StoreExperienceHost.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdb.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\keytool.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	ptjIGU.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE	ptjIGU.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	ptjIGU.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jconsole.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE	ptjIGU.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE	ptjIGU.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe	ptjIGU.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe	ptjIGU.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ktab.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE	ptjIGU.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	ptjIGU.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE	ptjIGU.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\pack200.exe	ptjIGU.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	ptjIGU.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe	ptjIGU.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\SoundRec.exe	ptjIGU.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE	ptjIGU.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstack.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaw.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE	ptjIGU.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoasb.exe	ptjIGU.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_2.34.28001.0_x64__8wekyb3d8bbwe\GameBar.exe	ptjIGU.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVLP.exe	ptjIGU.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javah.exe	ptjIGU.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_d4ad85f9df962163805262b0e557efc0_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ptjIGU.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2128 wrote to memory of 3252	2128	2025-02-24_d4ad85f9df962163805262b0e557efc0_smoke-loader_wapomi.exe	85
PID 2128 wrote to memory of 3252	2128	2025-02-24_d4ad85f9df962163805262b0e557efc0_smoke-loader_wapomi.exe	85
PID 2128 wrote to memory of 3252	2128	2025-02-24_d4ad85f9df962163805262b0e557efc0_smoke-loader_wapomi.exe	85
PID 3252 wrote to memory of 3892	3252	ptjIGU.exe	91
PID 3252 wrote to memory of 3892	3252	ptjIGU.exe	91
PID 3252 wrote to memory of 3892	3252	ptjIGU.exe	91

C:\Users\Admin\AppData\Local\Temp\2025-02-24_d4ad85f9df962163805262b0e557efc0_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-24_d4ad85f9df962163805262b0e557efc0_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Users\Admin\AppData\Local\Temp\ptjIGU.exe
  C:\Users\Admin\AppData\Local\Temp\ptjIGU.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:3252
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\66cc7f3b.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3892

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\66cc7f3b.bat

Filesize
187B

MD5
c83ae6cc7a33091feccbdfa9e97aa73c

SHA1
93a5bb06445df0f4f5d163d4934ae0dc0fdce139

SHA256
71b5bab5e5c192efd4771f74eb77ad5cc42491a1a3cc1647bd8141807e4e0797

SHA512
29bb1e0cae4a5b137da9002f921dd1130a0d39305229967524c345adcda4c3fe4e836d27eaed7ae5d2ff9e78547e0d6a32158936161b9193cfafd4ed5436ca16

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2128-0-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2128-7-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/3252-4-0x0000000000AA0000-0x0000000000AA9000-memory.dmp

Filesize
36KB

Download
memory/3252-8-0x0000000000AA0000-0x0000000000AA9000-memory.dmp

Filesize
36KB

Download