bdaejec | 749fc149009c66a4a953e2ed24d8996d2383af34563a56c1b89e21c79bc59436

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-12-2024 06:34

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General

Target

2024-12-27_d01f061bc423d62d2092897a33451900_smoke-loader_wapomi.exe
Size

78KB
MD5

d01f061bc423d62d2092897a33451900
SHA1

a036fb42cf0d6d0ff6c48e1f8a05550e589a4c51
SHA256

749fc149009c66a4a953e2ed24d8996d2383af34563a56c1b89e21c79bc59436
SHA512

42529965c1fe901f737fe71479d64c9e58c9173934c5633e98f3deb9fa53c26281c20a3ceb5968df6c71d3919f8fa61e812d5b342e343f69b3d6bb47bc791776
SSDEEP

768:Uwckfpik6qYXy7dMkIwzsWUHUpOCdoR+vMiHfdOae/QGPL4vzZq2o9W7GsxBbPr:xFfh7dGs3wqOCSR6MesaeYGCq2iW7z

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/1624-10-0x0000000000FD0000-0x0000000000FD9000-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/0x000c000000023b21-3.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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	LNuOql.exe

Executes dropped EXE 1 IoCs

pid	Process
1624	LNuOql.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe	LNuOql.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoia.exe	LNuOql.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe	LNuOql.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	LNuOql.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	LNuOql.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe	LNuOql.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe	LNuOql.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe	LNuOql.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jconsole.exe	LNuOql.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE	LNuOql.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateComRegisterShell64.exe	LNuOql.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe	LNuOql.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsimport.exe	LNuOql.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	LNuOql.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe	LNuOql.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	LNuOql.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe	LNuOql.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\unpack200.exe	LNuOql.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe	LNuOql.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe	LNuOql.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoasb.exe	LNuOql.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe	LNuOql.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe	LNuOql.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaws.exe	LNuOql.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\serialver.exe	LNuOql.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe	LNuOql.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE	LNuOql.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\idlj.exe	LNuOql.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE	LNuOql.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE	LNuOql.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.123\chrome_installer.exe	LNuOql.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe	LNuOql.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe	LNuOql.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	LNuOql.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\Microsoft.Wallet.exe	LNuOql.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe	LNuOql.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\orbd.exe	LNuOql.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe	LNuOql.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ssvagent.exe	LNuOql.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe	LNuOql.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe	LNuOql.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe	LNuOql.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe	LNuOql.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE	LNuOql.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\codecpacks.heif.exe	LNuOql.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateOnDemand.exe	LNuOql.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE	LNuOql.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe	LNuOql.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe	LNuOql.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe	LNuOql.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe	LNuOql.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe	LNuOql.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\policytool.exe	LNuOql.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe	LNuOql.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE	LNuOql.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\keytool.exe	LNuOql.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe	LNuOql.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe	LNuOql.exe
File opened for modification	C:\Program Files\BlockRestore.exe	LNuOql.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javacpl.exe	LNuOql.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe	LNuOql.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	LNuOql.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	LNuOql.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe	LNuOql.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	2024-12-27_d01f061bc423d62d2092897a33451900_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	LNuOql.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3648	2024-12-27_d01f061bc423d62d2092897a33451900_smoke-loader_wapomi.exe
3648	2024-12-27_d01f061bc423d62d2092897a33451900_smoke-loader_wapomi.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3648 wrote to memory of 1624	3648	2024-12-27_d01f061bc423d62d2092897a33451900_smoke-loader_wapomi.exe	81
PID 3648 wrote to memory of 1624	3648	2024-12-27_d01f061bc423d62d2092897a33451900_smoke-loader_wapomi.exe	81
PID 3648 wrote to memory of 1624	3648	2024-12-27_d01f061bc423d62d2092897a33451900_smoke-loader_wapomi.exe	81
PID 1624 wrote to memory of 4056	1624	LNuOql.exe	83
PID 1624 wrote to memory of 4056	1624	LNuOql.exe	83
PID 1624 wrote to memory of 4056	1624	LNuOql.exe	83

C:\Users\Admin\AppData\Local\Temp\2024-12-27_d01f061bc423d62d2092897a33451900_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-27_d01f061bc423d62d2092897a33451900_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3648
- C:\Users\Admin\AppData\Local\Temp\LNuOql.exe
  C:\Users\Admin\AppData\Local\Temp\LNuOql.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:1624
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\4fb34031.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4056

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\4fb34031.bat

Filesize
187B

MD5
42339b21044b78946df84501150837fe

SHA1
e1a94b73db2fc33bbe4830fd6a8da0d0bc7c9091

SHA256
a1b2f3ff2799d8a1b65f16109daa379ab9cc284393f798acf9f3e77744ec6a60

SHA512
896fb3e416c0ad0618201a5aad122e77990f6db1a1330e0d21bf8de1e7be0e15a2edec802937f1ac1be9d4cde520306184116ef09843910c3adf5012f902b30b

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1624-4-0x0000000000FD0000-0x0000000000FD9000-memory.dmp

Filesize
36KB

Download
memory/1624-10-0x0000000000FD0000-0x0000000000FD9000-memory.dmp

Filesize
36KB

Download
memory/3648-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3648-12-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download