bdaejec | eb5147794958894b87789e6626f53555567b5e5a6d067e912f62e41ba1fe2b42

Analysis

max time kernel
148s
max time network
151s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
08/08/2026, 14:00

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General

Target
eb5147794958894b87789e6626f53555567b5e5a6d067e912f62e41ba1fe2b42.exe
Size 388KB
Sample260808-rbed3axhpc
SHA256 eb5147794958894b87789e6626f53555567b5e5a6d067e912f62e41ba1fe2b42
MD5 4090ef87b6ce52957ab87cf7b98d9b25
SHA1 a7653c31bc903c285ec8d664f04d6cf6c0f4bba7
SHA512 9b19d62ccc77766af43c87acea5b4a49852415c41a3a7d06dbce1c8d240e95c30de161710ca737668e9b9f5c16364ee0509ae416466b5d29f9f29c9233e7f944
SSDEEP 12288:kKGglBS0r4rhUd0GD70AolS5/0GI5P36L:1GgulrhUdT2LpK
TLSH
T1D58412A26BA01E26C07E1473D1D342A6337E8C848BF6534F6A147C667C73270BB5A9F5
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

aspackv2 backdoor discovery execution bdaejec upx

Malware Config

Extracted

Family

bdaejec

ddos.dnsnb8.net

Signatures

Family: 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/4332-20-0x0000000000DB0000-0x0000000000DB9000-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/0x000800000000082a-6.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
4332	pRKSWO.exe

UPX packed file 16 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1548-0-0x0000000000400000-0x00000000004F8000-memory.dmp	upx
behavioral2/memory/1548-18-0x0000000000400000-0x00000000004F8000-memory.dmp	upx
behavioral2/memory/1548-19-0x0000000000400000-0x00000000004F8000-memory.dmp	upx
behavioral2/memory/1548-21-0x0000000000400000-0x00000000004F8000-memory.dmp	upx
behavioral2/memory/1548-23-0x0000000000400000-0x00000000004F8000-memory.dmp	upx
behavioral2/memory/1548-25-0x0000000000400000-0x00000000004F8000-memory.dmp	upx
behavioral2/memory/1548-27-0x0000000000400000-0x00000000004F8000-memory.dmp	upx
behavioral2/memory/1548-29-0x0000000000400000-0x00000000004F8000-memory.dmp	upx
behavioral2/memory/1548-31-0x0000000000400000-0x00000000004F8000-memory.dmp	upx
behavioral2/memory/1548-33-0x0000000000400000-0x00000000004F8000-memory.dmp	upx
behavioral2/memory/1548-35-0x0000000000400000-0x00000000004F8000-memory.dmp	upx
behavioral2/memory/1548-37-0x0000000000400000-0x00000000004F8000-memory.dmp	upx
behavioral2/memory/1548-39-0x0000000000400000-0x00000000004F8000-memory.dmp	upx
behavioral2/memory/1548-41-0x0000000000400000-0x00000000004F8000-memory.dmp	upx
behavioral2/memory/1548-43-0x0000000000400000-0x00000000004F8000-memory.dmp	upx
behavioral2/memory/1548-54-0x0000000000400000-0x00000000004F8000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\policytool.exe	pRKSWO.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	pRKSWO.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jjs.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Windows Defender Advanced Threat Protection\SenseCM.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE	pRKSWO.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	pRKSWO.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe	pRKSWO.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Windows Defender Advanced Threat Protection\SenseTVM.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javadoc.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE	pRKSWO.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javapackager.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\keytool.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE	pRKSWO.exe
File opened for modification	C:\Program Files\Windows Defender\ConfigSecurityPolicy.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE	pRKSWO.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	pRKSWO.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	pRKSWO.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE	pRKSWO.exe
File opened for modification	C:\Program Files\Windows Defender Advanced Threat Protection\SenseIdentity.exe	pRKSWO.exe
File opened for modification	C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\keytool.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX40.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE	pRKSWO.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javap.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE	pRKSWO.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE	pRKSWO.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE	pRKSWO.exe
File opened for modification	C:\Program Files\Windows Defender Advanced Threat Protection\SenseIR.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaws.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE	pRKSWO.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\MpCmdRun.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE	pRKSWO.exe
File opened for modification	C:\Program Files\Windows Defender\MpCopyAccelerator.exe	pRKSWO.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Edge.GameAssist_1.0.3456.0_x64__8wekyb3d8bbwe\EdgeGameAssist.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Windows Defender\MpDlpService.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Windows Defender\NisSrv.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javah.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaw.exe	pRKSWO.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe	pRKSWO.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe	pRKSWO.exe

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

System Information Discovery
T1082

Executes a command shell one-liner 1 TTPs 1 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
4960	cmd.exe

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	eb5147794958894b87789e6626f53555567b5e5a6d067e912f62e41ba1fe2b42.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pRKSWO.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1548	eb5147794958894b87789e6626f53555567b5e5a6d067e912f62e41ba1fe2b42.exe
1548	eb5147794958894b87789e6626f53555567b5e5a6d067e912f62e41ba1fe2b42.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1548 wrote to memory of 4332	1548	eb5147794958894b87789e6626f53555567b5e5a6d067e912f62e41ba1fe2b42.exe	89
PID 4332 wrote to memory of 4960	4332	pRKSWO.exe	91

C:\Users\Admin\AppData\Local\Temp\eb5147794958894b87789e6626f53555567b5e5a6d067e912f62e41ba1fe2b42.exe
"C:\Users\Admin\AppData\Local\Temp\eb5147794958894b87789e6626f53555567b5e5a6d067e912f62e41ba1fe2b42.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1548
- C:\Users\Admin\AppData\Local\Temp\pRKSWO.exe
  C:\Users\Admin\AppData\Local\Temp\pRKSWO.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4332
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\4f960cdf.bat" "
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    PID:4960

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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

130E5D04.exe

Path C:\Users\Admin\AppData\Local\Temp\130E5D04.exe
Size 1B
SHA256 08f271887ce94707da822d5263bae19d5519cb3614e0daedc4c7ce5dab7473f1
MD5 69691c7bdcc3ce6d5d8a1361f22d04ac
SHA1 c63ae6dd4fc9f9dda66970e827d13f7c73fe841c
SHA512 253405e03b91441a6dd354a9b72e040068b1bfe10e83eb1a64a086c05525d8ccae2bf09130c624af50d55c3522a4fbb7c18cfc8dd843e5f4801d9ad2b5164b12
MD5 SHA1 SHA512

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4f960cdf.bat

Path C:\Users\Admin\AppData\Local\Temp\4f960cdf.bat
Size 187B
SHA256 5620a458e4c709c20eefbd6d04a5f7aee78c3ec91a2d4210ac0a8346a6f01c66
MD5 751f981f460be967e8ba1177eec0373b
SHA1 1d1159dae4479771df59a09ddc0547e21ab32d67
SHA512 83dc1b31115d88b654054a78d46f4047b9879f9264924c8b482f51b5d582bbef4a9d8dd2442ea846458991dc72e14310cec0cb647d5ba908d864a5d7ae9824a9
TLSH
T165C01201828BC77D5454901F06E5A15DC0E5597D7B5A2B114B31845C7196C1DB9E3341
MD5 SHA1 SHA512 TLSH

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pRKSWO.exe

Path C:\Users\Admin\AppData\Local\Temp\pRKSWO.exe
Size 15KB
SHA256 4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
MD5 56b2c3810dba2e939a8bb9fa36d3cf96
SHA1 99ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA512 27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e
SSDEEP 384:7XZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:1QGPL4vzZq2o9W7GsxBbPr
TLSH
T10B62BFB34EC098FFC4CD353340823687CB7B4670DABA617F826288372895E19AC55595
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/1548-25-0x0000000000400000-0x00000000004F8000-memory.dmp

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memory/1548-29-0x0000000000400000-0x00000000004F8000-memory.dmp

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memory/1548-18-0x0000000000400000-0x00000000004F8000-memory.dmp

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memory/1548-19-0x0000000000400000-0x00000000004F8000-memory.dmp

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memory/1548-54-0x0000000000400000-0x00000000004F8000-memory.dmp

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memory/1548-21-0x0000000000400000-0x00000000004F8000-memory.dmp

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memory/1548-23-0x0000000000400000-0x00000000004F8000-memory.dmp

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memory/1548-0-0x0000000000400000-0x00000000004F8000-memory.dmp

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memory/1548-27-0x0000000000400000-0x00000000004F8000-memory.dmp

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memory/1548-8-0x00000000004F2000-0x00000000004F3000-memory.dmp

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memory/1548-31-0x0000000000400000-0x00000000004F8000-memory.dmp

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memory/1548-33-0x0000000000400000-0x00000000004F8000-memory.dmp

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memory/1548-35-0x0000000000400000-0x00000000004F8000-memory.dmp

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memory/1548-37-0x0000000000400000-0x00000000004F8000-memory.dmp

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memory/1548-39-0x0000000000400000-0x00000000004F8000-memory.dmp

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memory/1548-41-0x0000000000400000-0x00000000004F8000-memory.dmp

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memory/1548-43-0x0000000000400000-0x00000000004F8000-memory.dmp

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memory/4332-5-0x0000000000DB0000-0x0000000000DB9000-memory.dmp

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memory/4332-20-0x0000000000DB0000-0x0000000000DB9000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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