bdaejec | c881aa74c4a52b78c63e2913514ebc8d20b4f6e3fee3f95bceb9565ce3721b1e

Analysis

max time kernel
94s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15/12/2024, 00:39

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2024-12-15_dbc53e268807f9ac59c979a00253352b_smoke-loader_wapomi.exe
Size

11.2MB
MD5

dbc53e268807f9ac59c979a00253352b
SHA1

74cab7dea91af5d2ba383fc7bd2395ccc058452a
SHA256

c881aa74c4a52b78c63e2913514ebc8d20b4f6e3fee3f95bceb9565ce3721b1e
SHA512

3d43d54cebaf732fb7b528cd06a1dff345745689ea409cd4197403daae11854b56e57dd62968ffdfad97a4cb4e6423917dac437737da9fdc06c71bcbfd75def1
SSDEEP

196608:6ixCfr91JP/l5iwnbF3OoPNlqkUBg6FSLuEzB3:6ixCfLZ/5nbF3O6NlqkUBgBP3

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/3220-46-0x0000000000EE0000-0x0000000000EE9000-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/0x000c000000023b28-4.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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	RimrKT.exe

Executes dropped EXE 1 IoCs

pid	Process
3220	RimrKT.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe	RimrKT.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe	RimrKT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jar.exe	RimrKT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\keytool.exe	RimrKT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe	RimrKT.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaws.exe	RimrKT.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\kinit.exe	RimrKT.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	RimrKT.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Video.UI.exe	RimrKT.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\tnameserv.exe	RimrKT.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	RimrKT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javapackager.exe	RimrKT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\pack200.exe	RimrKT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE	RimrKT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE	RimrKT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE	RimrKT.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe	RimrKT.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe	RimrKT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe	RimrKT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE	RimrKT.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	RimrKT.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	RimrKT.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteshare.exe	RimrKT.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	RimrKT.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\unpack200.exe	RimrKT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe	RimrKT.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe	RimrKT.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe	RimrKT.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaw.exe	RimrKT.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe	RimrKT.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe	RimrKT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdb.exe	RimrKT.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\pack200.exe	RimrKT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE	RimrKT.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe	RimrKT.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe	RimrKT.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe	RimrKT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\idlj.exe	RimrKT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoasb.exe	RimrKT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe	RimrKT.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxOutlook.exe	RimrKT.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe	RimrKT.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler.exe	RimrKT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstat.exe	RimrKT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\kinit.exe	RimrKT.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe	RimrKT.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe	RimrKT.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	RimrKT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java.exe	RimrKT.exe
File opened for modification	C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE	RimrKT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msotd.exe	RimrKT.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstaller.exe	RimrKT.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe	RimrKT.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe	RimrKT.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe	RimrKT.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe	RimrKT.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\serialver.exe	RimrKT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe	RimrKT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe	RimrKT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE	RimrKT.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE	RimrKT.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe	RimrKT.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe	RimrKT.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe	RimrKT.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
512	3788	WerFault.exe	81

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	2024-12-15_dbc53e268807f9ac59c979a00253352b_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RimrKT.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3788 wrote to memory of 3220	3788	2024-12-15_dbc53e268807f9ac59c979a00253352b_smoke-loader_wapomi.exe	82
PID 3788 wrote to memory of 3220	3788	2024-12-15_dbc53e268807f9ac59c979a00253352b_smoke-loader_wapomi.exe	82
PID 3788 wrote to memory of 3220	3788	2024-12-15_dbc53e268807f9ac59c979a00253352b_smoke-loader_wapomi.exe	82
PID 3220 wrote to memory of 1324	3220	RimrKT.exe	83
PID 3220 wrote to memory of 1324	3220	RimrKT.exe	83
PID 3220 wrote to memory of 1324	3220	RimrKT.exe	83

C:\Users\Admin\AppData\Local\Temp\2024-12-15_dbc53e268807f9ac59c979a00253352b_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-15_dbc53e268807f9ac59c979a00253352b_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3788
- C:\Users\Admin\AppData\Local\Temp\RimrKT.exe
  C:\Users\Admin\AppData\Local\Temp\RimrKT.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:3220
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\5f624137.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1324
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3788 -s 904
  2⤵
  - Program crash
  PID:512

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3788 -ip 3788
1⤵
PID:3688

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\FQRZN8O7\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\407173B3.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\5f624137.bat

Filesize
187B

MD5
d70a1b6265c2d156da631a1b88198344

SHA1
8b93dc95e83a445ae0066291bda4fb5eee399baa

SHA256
53b92ab53575f6f8c8c79ef072d20115b1ab81e0944b4e6466dcf4f68a68f07f

SHA512
55ab9a5b726e5defa77f3e67b66f3404db2ed469c1cf8d2c2f9175f1325f142861bc6f6320fdd3f326fc9e732f9a04b9b381df85b7bf0dc9607b683a96ef3e16

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/3220-5-0x0000000000EE0000-0x0000000000EE9000-memory.dmp

Filesize
36KB

Download
memory/3220-46-0x0000000000EE0000-0x0000000000EE9000-memory.dmp

Filesize
36KB

Download
memory/3788-0-0x0000000000400000-0x00000000011AD000-memory.dmp

Filesize
13.7MB

Download
memory/3788-48-0x0000000000400000-0x00000000011AD000-memory.dmp

Filesize
13.7MB

Download