bdaejec | d3b38ed8cec4feca8fdef02a032ae2737976929f447e709781d71fb8e878d572

Analysis

max time kernel
150s
max time network
150s
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, 02:36

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General

Target

2025-01-21_592e3db141eed22226bb2c1a6d4f7de9_smoke-loader_wapomi.exe
Size

80KB
MD5

592e3db141eed22226bb2c1a6d4f7de9
SHA1

de8835f69e97f4c9955d56acef255acc76b86992
SHA256

d3b38ed8cec4feca8fdef02a032ae2737976929f447e709781d71fb8e878d572
SHA512

8d41734e050f763a06e03c8e4d8f17cd873a0a73957b361519bb46ceffa3292f2c595aa7d0c5a0bc2f991eb430b9cb75f2d7ce01268203fc97a2783c619aa8b4
SSDEEP

1536:fHB0UxMkzOt7HcvJGt5AdHIOWnToIf12Zp8GCq2iW7z:fhAWJGSCTBf12Z+GCH

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/5068-46-0x0000000000FC0000-0x0000000000FC9000-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/0x0009000000023c54-3.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	baN.exe

Executes dropped EXE 1 IoCs

pid	Process
5068	baN.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE	baN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe	baN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe	baN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javac.exe	baN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe	baN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoasb.exe	baN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jar.exe	baN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\unpack200.exe	baN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe	baN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe	baN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe	baN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe	baN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe	baN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe	baN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe	baN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\kinit.exe	baN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\klist.exe	baN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe	baN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	baN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe	baN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe	baN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	baN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\xjc.exe	baN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe	baN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe	baN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\XboxApp.exe	baN.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	baN.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	baN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java-rmi.exe	baN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe	baN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	baN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe	baN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe	baN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jps.exe	baN.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	baN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE	baN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\kinit.exe	baN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe	baN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe	baN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaw.exe	baN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE	baN.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxOutlook.exe	baN.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	baN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe	baN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoia.exe	baN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE	baN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE	baN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE	baN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	baN.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe	baN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	baN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe	baN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jabswitch.exe	baN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\policytool.exe	baN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaw.exe	baN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe	baN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe	baN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe	baN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler.exe	baN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe	baN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe	baN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe	baN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Video.UI.exe	baN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE	baN.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_592e3db141eed22226bb2c1a6d4f7de9_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	baN.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4616 wrote to memory of 5068	4616	2025-01-21_592e3db141eed22226bb2c1a6d4f7de9_smoke-loader_wapomi.exe	83
PID 4616 wrote to memory of 5068	4616	2025-01-21_592e3db141eed22226bb2c1a6d4f7de9_smoke-loader_wapomi.exe	83
PID 4616 wrote to memory of 5068	4616	2025-01-21_592e3db141eed22226bb2c1a6d4f7de9_smoke-loader_wapomi.exe	83
PID 5068 wrote to memory of 1020	5068	baN.exe	84
PID 5068 wrote to memory of 1020	5068	baN.exe	84
PID 5068 wrote to memory of 1020	5068	baN.exe	84

C:\Users\Admin\AppData\Local\Temp\2025-01-21_592e3db141eed22226bb2c1a6d4f7de9_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-21_592e3db141eed22226bb2c1a6d4f7de9_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4616
- C:\Users\Admin\AppData\Local\Temp\baN.exe
  C:\Users\Admin\AppData\Local\Temp\baN.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:5068
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\472600a4.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1020

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\Microsoft\Windows\INetCache\IE\6IJLDY7V\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\472600a4.bat

Filesize
181B

MD5
f29fe6e3343bc95c06e8ca2cbe291f2c

SHA1
f1e4ab3302ee0f3ff3e629952c3eceff410e968a

SHA256
36c35a5736f92d20469c2a42dec539901cb2c81f24be65011df03a27f2575c01

SHA512
8291d32b8a3cb3a0ab02e0c7df369969e74807a77f664edc0707eb07372599d5d3ce7a7dd136d4c753762384e33c99041530ec28cc7d8ee1ac1b16cb7f431ccc

Download Submit
C:\Users\Admin\AppData\Local\Temp\68BD0711.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/4616-0-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4616-48-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/5068-4-0x0000000000FC0000-0x0000000000FC9000-memory.dmp

Filesize
36KB

Download
memory/5068-46-0x0000000000FC0000-0x0000000000FC9000-memory.dmp

Filesize
36KB

Download