bdaejec | 674e21a7d5c4a67bc55bdb1bb291d731e83f1f7bfe17a749dd88ea1243d0c202

Analysis

max time kernel
106s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
21/03/2025, 14:28

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General

Target

2025-03-21_36c72da95191b93d09238f68fa3ef397_smoke-loader_wapomi.exe
Size

42KB
MD5

36c72da95191b93d09238f68fa3ef397
SHA1

79347d02e4899d2b22c14377d5c36204adcf8fe9
SHA256

674e21a7d5c4a67bc55bdb1bb291d731e83f1f7bfe17a749dd88ea1243d0c202
SHA512

614d2c9e4e59ae3b6e5cc771d55541eeac7b6a62e8fbb5dc51544860e6d2997b00a406c88dc471510fb7d82bf8e76393e06f8e88e5d5750a48e2fd6943555b60
SSDEEP

768:5ofFhw9NkRKFqIA4Q0ndmMI15glZBfAhQGPL4vzZq2o9W7GsxBbPr:WaKK3mM45ghYGGCq2iW7z

Score

10^/10

bdaejec aspackv2 backdoor discovery upx

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/3132-8-0x0000000000E20000-0x0000000000E29000-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/0x00040000000229c8-3.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-1-5-21-308834014-1004923324-1191300197-1000\Control Panel\International\Geo\Nation	hLbMai.exe

Executes dropped EXE 1 IoCs

pid	Process
3132	hLbMai.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/640-0-0x0000000000400000-0x000000000041B000-memory.dmp	upx
behavioral2/memory/640-6-0x0000000000400000-0x000000000041B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe	hLbMai.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaw.exe	hLbMai.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE	hLbMai.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE	hLbMai.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe	hLbMai.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	hLbMai.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe	hLbMai.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe	hLbMai.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe	hLbMai.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\idlj.exe	hLbMai.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe	hLbMai.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE	hLbMai.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\policytool.exe	hLbMai.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java.exe	hLbMai.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe	hLbMai.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE	hLbMai.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\pack200.exe	hLbMai.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe	hLbMai.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe	hLbMai.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.exe	hLbMai.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaw.exe	hLbMai.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE	hLbMai.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE	hLbMai.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE	hLbMai.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE	hLbMai.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	hLbMai.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe	hLbMai.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstack.exe	hLbMai.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\servertool.exe	hLbMai.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\xjc.exe	hLbMai.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVLP.exe	hLbMai.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	hLbMai.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe	hLbMai.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe	hLbMai.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmid.exe	hLbMai.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE	hLbMai.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE	hLbMai.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	hLbMai.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe	hLbMai.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe	hLbMai.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe	hLbMai.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe	hLbMai.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe	hLbMai.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsimport.exe	hLbMai.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ktab.exe	hLbMai.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe	hLbMai.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	hLbMai.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jjs.exe	hLbMai.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\servertool.exe	hLbMai.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	hLbMai.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\133.0.6943.60\Installer\chrmstp.exe	hLbMai.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	hLbMai.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	hLbMai.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe	hLbMai.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe	hLbMai.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe	hLbMai.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\PeopleApp.exe	hLbMai.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	hLbMai.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Integrator.exe	hLbMai.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE	hLbMai.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe	hLbMai.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe	hLbMai.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe	hLbMai.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javadoc.exe	hLbMai.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	2025-03-21_36c72da95191b93d09238f68fa3ef397_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hLbMai.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 640 wrote to memory of 3132	640	2025-03-21_36c72da95191b93d09238f68fa3ef397_smoke-loader_wapomi.exe	87
PID 640 wrote to memory of 3132	640	2025-03-21_36c72da95191b93d09238f68fa3ef397_smoke-loader_wapomi.exe	87
PID 640 wrote to memory of 3132	640	2025-03-21_36c72da95191b93d09238f68fa3ef397_smoke-loader_wapomi.exe	87
PID 3132 wrote to memory of 5924	3132	hLbMai.exe	108
PID 3132 wrote to memory of 5924	3132	hLbMai.exe	108
PID 3132 wrote to memory of 5924	3132	hLbMai.exe	108

C:\Users\Admin\AppData\Local\Temp\2025-03-21_36c72da95191b93d09238f68fa3ef397_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-03-21_36c72da95191b93d09238f68fa3ef397_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:640
- C:\Users\Admin\AppData\Local\Temp\hLbMai.exe
  C:\Users\Admin\AppData\Local\Temp\hLbMai.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:3132
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\5f407edb.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5924

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\5f407edb.bat

Filesize
187B

MD5
9c450e4d0fe22eb8c962d7420b714296

SHA1
bfb2fb57932d1c966a60b90e210e01fb4fd74e29

SHA256
ce73720f8cf6e25c37297be1f8525fe495e29761b6b11aca4ee6edb089f83eb7

SHA512
478316f3263ea2fcb2b94e58b12ebe9f0b2ea1a033b124c07e4113d467e2a2099fe382e9f547b592f039bad130e618db126de6b8c8d1df9933fb6c593d3749a1

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/640-0-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/640-6-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3132-4-0x0000000000E20000-0x0000000000E29000-memory.dmp

Filesize
36KB

Download
memory/3132-8-0x0000000000E20000-0x0000000000E29000-memory.dmp

Filesize
36KB

Download