bdaejec | 041d2fa3b6f6a906ea2c4ce6b9882b10199e1c06d87276d80a38833832589205

Analysis

max time kernel
106s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-01-2025 15:27

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2025-01-25_1f75387c52713d7d554847252cdfcb92_smoke-loader_wapomi.exe
Size

77KB
MD5

1f75387c52713d7d554847252cdfcb92
SHA1

e34afc80d93b3aad18d19b54599da84e994de442
SHA256

041d2fa3b6f6a906ea2c4ce6b9882b10199e1c06d87276d80a38833832589205
SHA512

7f0d96f8fe811f053b92117e647e13fc63fc4df180b30bd67af6e162b6b5f221e95c22aef9bd250a828dbe20d04319df5ff60d2a7a7293e51765fa2cf19f7b24
SSDEEP

1536:VlWvkZ+I+4u5LXcs7jVStGLvdo52DGCq2iW7z:PWK+I+/wslzo5YGCH

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/1832-8-0x0000000000F70000-0x0000000000F79000-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/0x000a000000023c07-3.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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	DAjoBk.exe

Executes dropped EXE 1 IoCs

pid	Process
1832	DAjoBk.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE	DAjoBk.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jcmd.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstatd.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE	DAjoBk.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe	DAjoBk.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jabswitch.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE	DAjoBk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE	DAjoBk.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	DAjoBk.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE	DAjoBk.exe
File opened for modification	C:\Program Files\Windows Security\BrowserCore\BrowserCore.exe	DAjoBk.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\klist.exe	DAjoBk.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	DAjoBk.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe	DAjoBk.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\serialver.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	DAjoBk.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe	DAjoBk.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE	DAjoBk.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_2.34.28001.0_x64__8wekyb3d8bbwe\GameBar.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\policytool.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ktab.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE	DAjoBk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe	DAjoBk.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe	DAjoBk.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\StoreExperienceHost.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	DAjoBk.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoasb.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE	DAjoBk.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE	DAjoBk.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javac.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ssvagent.exe	DAjoBk.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	DAjoBk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe	DAjoBk.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe	DAjoBk.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe	DAjoBk.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.exe	DAjoBk.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaw.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE	DAjoBk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jar.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javah.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\klist.exe	DAjoBk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe	DAjoBk.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-25_1f75387c52713d7d554847252cdfcb92_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DAjoBk.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4936 wrote to memory of 1832	4936	2025-01-25_1f75387c52713d7d554847252cdfcb92_smoke-loader_wapomi.exe	83
PID 4936 wrote to memory of 1832	4936	2025-01-25_1f75387c52713d7d554847252cdfcb92_smoke-loader_wapomi.exe	83
PID 4936 wrote to memory of 1832	4936	2025-01-25_1f75387c52713d7d554847252cdfcb92_smoke-loader_wapomi.exe	83
PID 1832 wrote to memory of 5000	1832	DAjoBk.exe	101
PID 1832 wrote to memory of 5000	1832	DAjoBk.exe	101
PID 1832 wrote to memory of 5000	1832	DAjoBk.exe	101

C:\Users\Admin\AppData\Local\Temp\2025-01-25_1f75387c52713d7d554847252cdfcb92_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-25_1f75387c52713d7d554847252cdfcb92_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4936
- C:\Users\Admin\AppData\Local\Temp\DAjoBk.exe
  C:\Users\Admin\AppData\Local\Temp\DAjoBk.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:1832
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\29f4552f.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5000

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\29f4552f.bat

Filesize
187B

MD5
c9b87b66107f666b556c197bdbab5f3d

SHA1
fdf600ee1de2e63cfc9f0dbfc24f848297b22935

SHA256
e0a47bec169dd8dcd8fa6a4f33ab18c53f994fb29f1d660b78dcbd5c32bd28ef

SHA512
04b9c20871bccdd64ae97594b7db180d6769f560739454d7096b8792c633f936daed316d1873e36de9428499746e5ae3a5858443867dbd4a813323f3a008ca1a

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1832-4-0x0000000000F70000-0x0000000000F79000-memory.dmp

Filesize
36KB

Download
memory/1832-8-0x0000000000F70000-0x0000000000F79000-memory.dmp

Filesize
36KB

Download
memory/4936-0-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/4936-7-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download