bdaejec | 49d3945f9626e9348fb116175f66119c0063f7864490661c8d21d0fd10927add

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2024 05:16

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General

Target

49d3945f9626e9348fb116175f66119c0063f7864490661c8d21d0fd10927add.exe
Size

62KB
MD5

6ead21c3a9b1519f2b4d1d64cf904b1f
SHA1

5aa090b95d8a96ad7508f8a7a56a12aa9d51cda4
SHA256

49d3945f9626e9348fb116175f66119c0063f7864490661c8d21d0fd10927add
SHA512

fecdb244f30dd908147c0fae275b8263e4600d14b99836dc3d64c2261ca0d4f36f695ef919fb1b6b8544369fb00a0fbf3f3b98ebe0771c6ac1273d91c55d9d5d
SSDEEP

768:MEcy9908dqax/5FdC72/WkFkwUEihlLBHCnp+KCIvLQGPL4vzZq2o9W7GsxBbPrO:Vcy9Pn/LdnFFlUEulElvsGCq2iW7z6

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/1728-47-0x00000000002D0000-0x00000000002D9000-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/0x000c000000023b54-3.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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	IGUJTV.exe

Executes dropped EXE 1 IoCs

pid	Process
1728	IGUJTV.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE	IGUJTV.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler.exe	IGUJTV.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{ACF3742B-09B5-421B-BDF2-BEE548AB1938}\chrome_installer.exe	IGUJTV.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe	IGUJTV.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\orbd.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Windows Security\BrowserCore\BrowserCore.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE	IGUJTV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\serialver.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\unpack200.exe	IGUJTV.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe	IGUJTV.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	IGUJTV.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe	IGUJTV.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe	IGUJTV.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE	IGUJTV.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateComRegisterShell64.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javapackager.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jconsole.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe	IGUJTV.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe	IGUJTV.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe	IGUJTV.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe	IGUJTV.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javap.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe	IGUJTV.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jps.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\policytool.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe	IGUJTV.exe
File opened for modification	C:\Program Files\ResolvePush.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_pwa_launcher.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe	IGUJTV.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe	IGUJTV.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javadoc.exe	IGUJTV.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe	IGUJTV.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javac.exe	IGUJTV.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe	IGUJTV.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe	IGUJTV.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe	IGUJTV.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe	IGUJTV.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\StoreExperienceHost.exe	IGUJTV.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe	IGUJTV.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\extcheck.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javah.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE	IGUJTV.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe	IGUJTV.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ssvagent.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe	IGUJTV.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe	IGUJTV.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaw.exe	IGUJTV.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe	IGUJTV.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	IGUJTV.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	49d3945f9626e9348fb116175f66119c0063f7864490661c8d21d0fd10927add.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2520 wrote to memory of 1728	2520	49d3945f9626e9348fb116175f66119c0063f7864490661c8d21d0fd10927add.exe	85
PID 2520 wrote to memory of 1728	2520	49d3945f9626e9348fb116175f66119c0063f7864490661c8d21d0fd10927add.exe	85
PID 2520 wrote to memory of 1728	2520	49d3945f9626e9348fb116175f66119c0063f7864490661c8d21d0fd10927add.exe	85
PID 1728 wrote to memory of 3960	1728	IGUJTV.exe	86
PID 1728 wrote to memory of 3960	1728	IGUJTV.exe	86
PID 1728 wrote to memory of 3960	1728	IGUJTV.exe	86

C:\Users\Admin\AppData\Local\Temp\49d3945f9626e9348fb116175f66119c0063f7864490661c8d21d0fd10927add.exe
"C:\Users\Admin\AppData\Local\Temp\49d3945f9626e9348fb116175f66119c0063f7864490661c8d21d0fd10927add.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2520
- C:\Users\Admin\AppData\Local\Temp\IGUJTV.exe
  C:\Users\Admin\AppData\Local\Temp\IGUJTV.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:1728
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\526a7e95.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3960

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\526a7e95.bat

Filesize
187B

MD5
a9d00f965fd7d0e3d17623d7ded9228b

SHA1
c83c0e9b6fdd0f1497c50e9e19f81891ea322962

SHA256
caf74d677e14095c0a62362fc91ddbe8b296b62b73fb0a22eb0eaf319f015450

SHA512
36b36c3fe686087f018e789d42f54464b37068d56a17da139600d01e7dae5cc18bce321b5cd4b001e1bd7728f2665701398673e6821551f9d223419803d71883

Download Submit
C:\Users\Admin\AppData\Local\Temp\77060DBC.exe

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\77060DBC.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1728-4-0x00000000002D0000-0x00000000002D9000-memory.dmp

Filesize
36KB

Download
memory/1728-47-0x00000000002D0000-0x00000000002D9000-memory.dmp

Filesize
36KB

Download
memory/2520-0-0x0000000000360000-0x0000000000373000-memory.dmp

Filesize
76KB

Download
memory/2520-7-0x0000000000360000-0x0000000000373000-memory.dmp

Filesize
76KB

Download