bdaejec | 9246e6040fa27a14d1b9e7d605f0811e9f4abee4da205de815e6f787d21d8161

Analysis

max time kernel
149s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-10-2024 20:56

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General

Target

9246e6040fa27a14d1b9e7d605f0811e9f4abee4da205de815e6f787d21d8161N.exe
Size

86KB
MD5

36134427460906d5c1b0e93ebe09bd10
SHA1

b79c2cac3357b1271ef1ddb7d9d481ae06c57a99
SHA256

9246e6040fa27a14d1b9e7d605f0811e9f4abee4da205de815e6f787d21d8161
SHA512

0db2b623a9f5456ff9e4ff5e4f77e919b56e00fafd2f3e70cf9b963d3b992a1a7fbcf314e403da483e026f710fa93ea88ea28fb531ec39f77431808a43b5c56e
SSDEEP

1536:L6UzoyE5BIKEJRjZa7NdUYDg/JrE1Uw7UIQmGCq2iW7z:uU8ycaKEJRdkTNYJrnw7zGCH

Score

10^/10

bdaejec aspackv2 backdoor discovery upx

Malware Config

Extracted

Family

bdaejec

ddos.dnsnb8.net

Signatures

Bdaejec
Bdaejec is a backdoor written in C++.
backdoor bdaejec

Detects Bdaejec Backdoor. 1 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral2/memory/2200-9-0x0000000000140000-0x0000000000149000-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/0x000d000000023b5c-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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	LKKHZd.exe

Executes dropped EXE 1 IoCs

pid	Process
2200	LKKHZd.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4312-0-0x0000000000400000-0x000000000041E710-memory.dmp	upx
behavioral2/memory/4312-8-0x0000000000400000-0x000000000041E710-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE	LKKHZd.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{86586A1C-7EEC-4BB2-AD86-7C1FB3D0D811}\chrome_installer.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE	LKKHZd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe	LKKHZd.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jinfo.exe	LKKHZd.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jcmd.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe	LKKHZd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe	LKKHZd.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaw.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	LKKHZd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe	LKKHZd.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javapackager.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jjs.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\orbd.exe	LKKHZd.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe	LKKHZd.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdate.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE	LKKHZd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE	LKKHZd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteshare.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\keytool.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsgen.exe	LKKHZd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerPythonRedirector.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jar.exe	LKKHZd.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxOutlook.exe	LKKHZd.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	LKKHZd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmid.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\servertool.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Windows Security\BrowserCore\BrowserCore.exe	LKKHZd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\klist.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe	LKKHZd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstack.exe	LKKHZd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe	LKKHZd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe	LKKHZd.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe	LKKHZd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe	LKKHZd.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe	LKKHZd.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateOnDemand.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaws.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE	LKKHZd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jabswitch.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ktab.exe	LKKHZd.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe	LKKHZd.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe	LKKHZd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jmap.exe	LKKHZd.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	9246e6040fa27a14d1b9e7d605f0811e9f4abee4da205de815e6f787d21d8161N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	LKKHZd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4312 wrote to memory of 2200	4312	9246e6040fa27a14d1b9e7d605f0811e9f4abee4da205de815e6f787d21d8161N.exe	84
PID 4312 wrote to memory of 2200	4312	9246e6040fa27a14d1b9e7d605f0811e9f4abee4da205de815e6f787d21d8161N.exe	84
PID 4312 wrote to memory of 2200	4312	9246e6040fa27a14d1b9e7d605f0811e9f4abee4da205de815e6f787d21d8161N.exe	84
PID 2200 wrote to memory of 3736	2200	LKKHZd.exe	88
PID 2200 wrote to memory of 3736	2200	LKKHZd.exe	88
PID 2200 wrote to memory of 3736	2200	LKKHZd.exe	88

C:\Users\Admin\AppData\Local\Temp\9246e6040fa27a14d1b9e7d605f0811e9f4abee4da205de815e6f787d21d8161N.exe
"C:\Users\Admin\AppData\Local\Temp\9246e6040fa27a14d1b9e7d605f0811e9f4abee4da205de815e6f787d21d8161N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4312
- C:\Users\Admin\AppData\Local\Temp\LKKHZd.exe
  C:\Users\Admin\AppData\Local\Temp\LKKHZd.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:2200
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\108b4bed.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3736

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\108b4bed.bat

Filesize
187B

MD5
2d86b9b1899e4b6ec8de89fa4b735116

SHA1
0620ab511a401b0b935f5f95ad3620dde059e706

SHA256
c5fe2668df8ba7185cc87df4d4ae63229054d3a2db339a301d2bc7ba48944c58

SHA512
f71cceba741fdf6fa4f938b0d3bcace69a9a03a7fabeae65a400b748f4c148d69a428b09e88663ee18facabd4ca6862a7734b96a78337830a6d7f28e71f053a8

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2200-4-0x0000000000140000-0x0000000000149000-memory.dmp

Filesize
36KB

Download
memory/2200-9-0x0000000000140000-0x0000000000149000-memory.dmp

Filesize
36KB

Download
memory/4312-0-0x0000000000400000-0x000000000041E710-memory.dmp

Filesize
121KB

Download
memory/4312-8-0x0000000000400000-0x000000000041E710-memory.dmp

Filesize
121KB

Download