bdaejec | c9c75da3ca414b9ed37f775d48175a3b278fa0708bca34b3c3cd6e7e96c2bda6

Analysis

max time kernel
94s
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
25-12-2024 20:22

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General

Target

2024-12-25_05e13010b77c77a7e3da3ad1b34229bf_smoke-loader_wapomi.exe
Size

80KB
MD5

05e13010b77c77a7e3da3ad1b34229bf
SHA1

45378c7c7f5db1b4b1064fe3abbbacb1b81def20
SHA256

c9c75da3ca414b9ed37f775d48175a3b278fa0708bca34b3c3cd6e7e96c2bda6
SHA512

f9b539280e52a012beef1c3b002350cfe31a6bc64501555f8c20430065b33d13c688d3cd143345dae74de209bb29aed14a0f0d79870993fe7a229dbcaa8013bb
SSDEEP

1536:RfnLq01weW5yX3jFxv49Nu4GhQUKGCq2iW7z:Y3ysTGhQzGCH

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/2212-46-0x00000000001E0000-0x00000000001E9000-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/0x0009000000023c8b-5.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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	BxksdD.exe

Executes dropped EXE 1 IoCs

pid	Process
2212	BxksdD.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe	BxksdD.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ssvagent.exe	BxksdD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE	BxksdD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE	BxksdD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe	BxksdD.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	BxksdD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe	BxksdD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE	BxksdD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE	BxksdD.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe	BxksdD.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe	BxksdD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe	BxksdD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE	BxksdD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE	BxksdD.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	BxksdD.exe
File opened for modification	C:\Program Files\Windows Security\BrowserCore\BrowserCore.exe	BxksdD.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe	BxksdD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	BxksdD.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	BxksdD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe	BxksdD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\orbd.exe	BxksdD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe	BxksdD.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\servertool.exe	BxksdD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE	BxksdD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE	BxksdD.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe	BxksdD.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateOnDemand.exe	BxksdD.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.123\chrome_installer.exe	BxksdD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe	BxksdD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe	BxksdD.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe	BxksdD.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe	BxksdD.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe	BxksdD.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe	BxksdD.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe	BxksdD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\pack200.exe	BxksdD.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe	BxksdD.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe	BxksdD.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	BxksdD.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_pwa_launcher.exe	BxksdD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe	BxksdD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE	BxksdD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe	BxksdD.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\XboxApp.exe	BxksdD.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe	BxksdD.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe	BxksdD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE	BxksdD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE	BxksdD.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	BxksdD.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe	BxksdD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE	BxksdD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE	BxksdD.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	BxksdD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jhat.exe	BxksdD.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe	BxksdD.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	BxksdD.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe	BxksdD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe	BxksdD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe	BxksdD.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE	BxksdD.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	BxksdD.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe	BxksdD.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsimport.exe	BxksdD.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java-rmi.exe	BxksdD.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	2024-12-25_05e13010b77c77a7e3da3ad1b34229bf_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BxksdD.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4604 wrote to memory of 2212	4604	2024-12-25_05e13010b77c77a7e3da3ad1b34229bf_smoke-loader_wapomi.exe	84
PID 4604 wrote to memory of 2212	4604	2024-12-25_05e13010b77c77a7e3da3ad1b34229bf_smoke-loader_wapomi.exe	84
PID 4604 wrote to memory of 2212	4604	2024-12-25_05e13010b77c77a7e3da3ad1b34229bf_smoke-loader_wapomi.exe	84
PID 2212 wrote to memory of 4100	2212	BxksdD.exe	85
PID 2212 wrote to memory of 4100	2212	BxksdD.exe	85
PID 2212 wrote to memory of 4100	2212	BxksdD.exe	85

C:\Users\Admin\AppData\Local\Temp\2024-12-25_05e13010b77c77a7e3da3ad1b34229bf_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-25_05e13010b77c77a7e3da3ad1b34229bf_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4604
- C:\Users\Admin\AppData\Local\Temp\BxksdD.exe
  C:\Users\Admin\AppData\Local\Temp\BxksdD.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:2212
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\5bca278f.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4100

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\M6JHG9EK\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\5bca278f.bat

Filesize
187B

MD5
ecd9161f802940981f421d6ceb48c136

SHA1
a4d3e6eecc6f2a5c18066a2987a50a47405e6906

SHA256
6e50dad754ee659757895d733179e63c1337dc86d10fc0fffe862558b24acf72

SHA512
e0ff354dfd16b20533cf50a2f9e83cf2aac26b9d86b79fb33340e59d05a42dd29feda252b59a42e5cafee4d614cd535149f834fe448de9f52d924263066e3197

Download Submit
C:\Users\Admin\AppData\Local\Temp\6FD87993.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2212-4-0x00000000001E0000-0x00000000001E9000-memory.dmp

Filesize
36KB

Download
memory/2212-46-0x00000000001E0000-0x00000000001E9000-memory.dmp

Filesize
36KB

Download
memory/4604-0-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/4604-6-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download