bdaejec | 4feaa17c9b4a297a1fd51843a7f514d99c749a19bf46ab2968b48c6ccbd1d327

Analysis

max time kernel
96s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28-12-2024 10:25

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General

Target

2024-12-28_3840cfa13afb95c493fc98d766946229_smoke-loader_wapomi.exe
Size

80KB
MD5

3840cfa13afb95c493fc98d766946229
SHA1

745322beeaaf28197f3949b5ee30929f827177e1
SHA256

4feaa17c9b4a297a1fd51843a7f514d99c749a19bf46ab2968b48c6ccbd1d327
SHA512

3b51d82d1d2d2cbd2b49f638d807cc677fdb2a723b835872ac270dd0cb54cdef155ad4f8181618c7ecadb7d0f9d1abfa79332d32f0da1e0495ccbfe41e1f8c59
SSDEEP

1536:RfnLq01weW5yX3jFxv49Nu4GhQ6dGCq2iW7z:Y3ysTGhQiGCH

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/4788-47-0x0000000000930000-0x0000000000939000-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/0x0008000000023c97-3.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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	lhwmJX.exe

Executes dropped EXE 1 IoCs

pid	Process
4788	lhwmJX.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateComRegisterShell64.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jcmd.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ktab.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE	lhwmJX.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE	lhwmJX.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe	lhwmJX.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler.exe	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\klist.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\unpack200.exe	lhwmJX.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateBroker.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe	lhwmJX.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe	lhwmJX.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jhat.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstat.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\servertool.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\policytool.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javah.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\orbd.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jinfo.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdb.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msotd.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE	lhwmJX.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE	lhwmJX.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jps.exe	lhwmJX.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe	lhwmJX.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\StoreExperienceHost.exe	lhwmJX.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\codecpacks.heif.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE	lhwmJX.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe	lhwmJX.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe	lhwmJX.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE	lhwmJX.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE	lhwmJX.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.exe	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{F123CA10-B28F-434D-9884-6C3679B73C43}\chrome_installer.exe	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\idlj.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoasb.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java.exe	lhwmJX.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteshare.exe	lhwmJX.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java.exe	lhwmJX.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	2024-12-28_3840cfa13afb95c493fc98d766946229_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lhwmJX.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1332 wrote to memory of 4788	1332	2024-12-28_3840cfa13afb95c493fc98d766946229_smoke-loader_wapomi.exe	84
PID 1332 wrote to memory of 4788	1332	2024-12-28_3840cfa13afb95c493fc98d766946229_smoke-loader_wapomi.exe	84
PID 1332 wrote to memory of 4788	1332	2024-12-28_3840cfa13afb95c493fc98d766946229_smoke-loader_wapomi.exe	84
PID 4788 wrote to memory of 4552	4788	lhwmJX.exe	85
PID 4788 wrote to memory of 4552	4788	lhwmJX.exe	85
PID 4788 wrote to memory of 4552	4788	lhwmJX.exe	85

C:\Users\Admin\AppData\Local\Temp\2024-12-28_3840cfa13afb95c493fc98d766946229_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-28_3840cfa13afb95c493fc98d766946229_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1332
- C:\Users\Admin\AppData\Local\Temp\lhwmJX.exe
  C:\Users\Admin\AppData\Local\Temp\lhwmJX.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:4788
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\21eb1b59.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4552

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\8R55UT9S\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\21eb1b59.bat

Filesize
187B

MD5
adf0c32fd97086e5a7b4affd76ba96b7

SHA1
4bc981f7d8e9d09163cb0e92d87235477889b087

SHA256
f16b4fae453b3cd1fc48759fc1993316dcc1f47ff4c2ecc0fdd27df1291f20c1

SHA512
a8133a6e341efc43cccc4fd8956d480b53e2e2dff8a3cf72be6c0d14ccbc9a1465d5d1545bb2204bf9615626ff6553e5b9ffd987791f491d169a9df6ce7ac109

Download Submit
C:\Users\Admin\AppData\Local\Temp\7F666563.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1332-0-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/1332-6-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/4788-4-0x0000000000930000-0x0000000000939000-memory.dmp

Filesize
36KB

Download
memory/4788-47-0x0000000000930000-0x0000000000939000-memory.dmp

Filesize
36KB

Download