bdaejec | 25df1804ed37a743adf8c512b0c42ad3e292d150df290f5abeb9149cf7be4b9c

Analysis

max time kernel
106s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-01-2025 02:45

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General

Target

2025-01-21_edb59879510d2b373d2f22dead6aa752_smoke-loader_wapomi.exe
Size

58KB
MD5

edb59879510d2b373d2f22dead6aa752
SHA1

c21bf65bfd7c39de2d32958324b9a1e1d5d6a322
SHA256

25df1804ed37a743adf8c512b0c42ad3e292d150df290f5abeb9149cf7be4b9c
SHA512

c2a75bd70ac93136bf21731ad28eab84a723500a7fcc3a540c68d08bda68b6d1adbb2b8c7c97cd907198c5112d59b52746d42de8602b3b0beb8348102d81eb33
SSDEEP

768:Z5m+28z1keG1Genz00tur2OzZPSZAHWyxy+57Q8lQGPL4vzZq2o9W7GsxBbPr:zv28p0hAmuyOzZPdxP5TCGCq2iW7z

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/3888-8-0x0000000000260000-0x0000000000269000-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/0x000d000000023b8f-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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	vhmlMz.exe

Executes dropped EXE 1 IoCs

pid	Process
3888	vhmlMz.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ssvagent.exe	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe	vhmlMz.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmid.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javadoc.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jhat.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE	vhmlMz.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{4E6AEEAD-B62E-4CF8-80E5-2A66138AEFDE}\chrome_installer.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\policytool.exe	vhmlMz.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.exe	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateComRegisterShell64.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE	vhmlMz.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	vhmlMz.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\extcheck.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe	vhmlMz.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe	vhmlMz.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\orbd.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE	vhmlMz.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	vhmlMz.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\PeopleApp.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java-rmi.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE	vhmlMz.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsimport.exe	vhmlMz.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	vhmlMz.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerPythonRedirector.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jjs.exe	vhmlMz.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstack.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVLP.exe	vhmlMz.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\tnameserv.exe	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe	vhmlMz.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaws.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE	vhmlMz.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE	vhmlMz.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe	vhmlMz.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.123\chrome_installer.exe	vhmlMz.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	vhmlMz.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	vhmlMz.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\Microsoft.Wallet.exe	vhmlMz.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\INF\setupapi.dev.log	2025-01-21_edb59879510d2b373d2f22dead6aa752_smoke-loader_wapomi.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	2025-01-21_edb59879510d2b373d2f22dead6aa752_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vhmlMz.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4844 wrote to memory of 3888	4844	2025-01-21_edb59879510d2b373d2f22dead6aa752_smoke-loader_wapomi.exe	86
PID 4844 wrote to memory of 3888	4844	2025-01-21_edb59879510d2b373d2f22dead6aa752_smoke-loader_wapomi.exe	86
PID 4844 wrote to memory of 3888	4844	2025-01-21_edb59879510d2b373d2f22dead6aa752_smoke-loader_wapomi.exe	86
PID 3888 wrote to memory of 2016	3888	vhmlMz.exe	103
PID 3888 wrote to memory of 2016	3888	vhmlMz.exe	103
PID 3888 wrote to memory of 2016	3888	vhmlMz.exe	103

C:\Users\Admin\AppData\Local\Temp\2025-01-21_edb59879510d2b373d2f22dead6aa752_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-21_edb59879510d2b373d2f22dead6aa752_smoke-loader_wapomi.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4844
- C:\Users\Admin\AppData\Local\Temp\vhmlMz.exe
  C:\Users\Admin\AppData\Local\Temp\vhmlMz.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:3888
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\2bf572bf.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2016

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\2bf572bf.bat

Filesize
187B

MD5
2097146435371012e359e85d4bac3e7d

SHA1
c3f721926a6d2cbeef02d1317dbee2b6ba67b2e1

SHA256
97e0f7888e8f5837424497a820f7d9e74696021010db612c062c3a9a5eab2519

SHA512
a6289c000a3c955fdf56752cea310becd3a21187f30bf016e5fd55872ee8912ab6d97df1f66011dc133d01ac21db94e855124c1ef32e20569f9afd637b71dcd2

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/3888-4-0x0000000000260000-0x0000000000269000-memory.dmp

Filesize
36KB

Download
memory/3888-8-0x0000000000260000-0x0000000000269000-memory.dmp

Filesize
36KB

Download
memory/4844-0-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/4844-6-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download