bdaejec | 94f46f8505e2be83e0c46f8ebd49fea1bbd0972c334fb68392c6c4a12f8a1c9a

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
21-12-2024 01:32

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General

Target

2024-12-21_52c1ec73c1f44800cecf26379d3bf316_smoke-loader_wapomi.exe
Size

56KB
MD5

52c1ec73c1f44800cecf26379d3bf316
SHA1

afccb91abbaf7c9b6c43ecd85ae6dd3cc392b186
SHA256

94f46f8505e2be83e0c46f8ebd49fea1bbd0972c334fb68392c6c4a12f8a1c9a
SHA512

fd4af3d249be4c0b567ba125519dffdab3123fe411628646bb77d6bd6203ec83940e759a1aebf5207d4f2e8306e62bd9710aa7681b3e27b103417ba324aa6255
SSDEEP

1536:gXiEFKzTz7T+C4W97mwJIxdgqq9yGCq2iW7z:gi0Kz3+9RkIxxqQGCH

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/4032-9-0x0000000000050000-0x0000000000059000-memory.dmp	family_bdaejec_backdoor

Detected Nirsoft tools 1 IoCs

Free utilities often used by attackers which can steal passwords, product keys, etc.

resource	yara_rule
behavioral2/memory/4088-7-0x0000000000400000-0x000000000041E000-memory.dmp	Nirsoft

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral2/files/0x000b000000023b63-3.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	SsBLBD.exe

Executes dropped EXE 1 IoCs

pid	Process
4032	SsBLBD.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4088-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx
behavioral2/memory/4088-7-0x0000000000400000-0x000000000041E000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE	SsBLBD.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteshare.exe	SsBLBD.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe	SsBLBD.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\pack200.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\orbd.exe	SsBLBD.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE	SsBLBD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe	SsBLBD.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe	SsBLBD.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Integrator.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jinfo.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe	SsBLBD.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe	SsBLBD.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\kinit.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jabswitch.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe	SsBLBD.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jar.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jhat.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmid.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaw.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe	SsBLBD.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\policytool.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\policytool.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.Loader.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\xjc.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	SsBLBD.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe	SsBLBD.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe	SsBLBD.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaws.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmic.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsgen.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE	SsBLBD.exe
File opened for modification	C:\Program Files\dotnet\dotnet.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe	SsBLBD.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\codecpacks.heif.exe	SsBLBD.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe	SsBLBD.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe	SsBLBD.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ktab.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE	SsBLBD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE	SsBLBD.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdate.exe	SsBLBD.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.123\chrome_installer.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\servertool.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE	SsBLBD.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	2024-12-21_52c1ec73c1f44800cecf26379d3bf316_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SsBLBD.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4088 wrote to memory of 4032	4088	2024-12-21_52c1ec73c1f44800cecf26379d3bf316_smoke-loader_wapomi.exe	82
PID 4088 wrote to memory of 4032	4088	2024-12-21_52c1ec73c1f44800cecf26379d3bf316_smoke-loader_wapomi.exe	82
PID 4088 wrote to memory of 4032	4088	2024-12-21_52c1ec73c1f44800cecf26379d3bf316_smoke-loader_wapomi.exe	82
PID 4032 wrote to memory of 3320	4032	SsBLBD.exe	92
PID 4032 wrote to memory of 3320	4032	SsBLBD.exe	92
PID 4032 wrote to memory of 3320	4032	SsBLBD.exe	92

C:\Users\Admin\AppData\Local\Temp\2024-12-21_52c1ec73c1f44800cecf26379d3bf316_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-21_52c1ec73c1f44800cecf26379d3bf316_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4088
- C:\Users\Admin\AppData\Local\Temp\SsBLBD.exe
  C:\Users\Admin\AppData\Local\Temp\SsBLBD.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:4032
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\449b06e6.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3320

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\449b06e6.bat

Filesize
187B

MD5
4b59c60a3c0e7388dea1dd643a08f5a3

SHA1
1911fdb1d6e0e8b4dd64a61e6990f301c482afa2

SHA256
81b63d3798abf4af46ccacac1051ab364a61a5e4bb5278d12c39c77837c75343

SHA512
35bdeda2efb5d24f072e2b7da9156842817e70135e4468c62e241a12361e1426ece21d25b131af386ca2dd787996e3be3939b695feaba09f2d6fcf104b7f9749

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/4032-4-0x0000000000050000-0x0000000000059000-memory.dmp

Filesize
36KB

Download
memory/4032-9-0x0000000000050000-0x0000000000059000-memory.dmp

Filesize
36KB

Download
memory/4088-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/4088-7-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download