bdaejec | d9c82ca8aff109ea72072c57e3e03c5f8401c14d01ec4ae4cbcad35920ca9347

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03-01-2025 04:42

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General

Target

JaffaCakes118_6a4d9da58e77bfcc0a29c2005f6f4d10.exe
Size

583KB
MD5

6a4d9da58e77bfcc0a29c2005f6f4d10
SHA1

0ac0130463faa523d1855fafa1ba6011159c00e2
SHA256

d9c82ca8aff109ea72072c57e3e03c5f8401c14d01ec4ae4cbcad35920ca9347
SHA512

12dc75c0f18efeeecd37245939bbcd852a804cb53ce038c0bd11e37666da89cb9703759188271ef1cdd2b6e40b20e189f8823378e1cebbcbe6fc76e544f90fc5
SSDEEP

12288:ZgCYxPVQ1KRLLIyDASbumfbKFsdrojwSzunLEjzaQ/K1V+qr:ZgCYQ1LGum4sx8Kofd/uV+w

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
Bdaejec family
bdaejec

Detects Bdaejec Backdoor. 1 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral2/memory/2472-15-0x0000000000620000-0x0000000000629000-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/0x0008000000023c93-3.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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	piUAvN.exe

Executes dropped EXE 1 IoCs

pid	Process
2472	piUAvN.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2004-0-0x0000000000400000-0x0000000000586000-memory.dmp	upx
behavioral2/memory/2004-14-0x0000000000400000-0x0000000000586000-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\javac.exe	piUAvN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe	piUAvN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe	piUAvN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoasb.exe	piUAvN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe	piUAvN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE	piUAvN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	piUAvN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.exe	piUAvN.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxOutlook.exe	piUAvN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.123\chrome_installer.exe	piUAvN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	piUAvN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe	piUAvN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE	piUAvN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	piUAvN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	piUAvN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe	piUAvN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe	piUAvN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe	piUAvN.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	piUAvN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe	piUAvN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe	piUAvN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javacpl.exe	piUAvN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\pack200.exe	piUAvN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoev.exe	piUAvN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE	piUAvN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	piUAvN.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	piUAvN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstatd.exe	piUAvN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe	piUAvN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	piUAvN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe	piUAvN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe	piUAvN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateOnDemand.exe	piUAvN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe	piUAvN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe	piUAvN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe	piUAvN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE	piUAvN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe	piUAvN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\StoreExperienceHost.exe	piUAvN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe	piUAvN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE	piUAvN.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	piUAvN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javapackager.exe	piUAvN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\servertool.exe	piUAvN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\servertool.exe	piUAvN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ssvagent.exe	piUAvN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\unpack200.exe	piUAvN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE	piUAvN.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	piUAvN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe	piUAvN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe	piUAvN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe	piUAvN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe	piUAvN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsgen.exe	piUAvN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\keytool.exe	piUAvN.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	piUAvN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe	piUAvN.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe	piUAvN.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	piUAvN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java.exe	piUAvN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java.exe	piUAvN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe	piUAvN.exe
File opened for modification	C:\Program Files\dotnet\dotnet.exe	piUAvN.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe	piUAvN.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	JaffaCakes118_6a4d9da58e77bfcc0a29c2005f6f4d10.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	piUAvN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2004	JaffaCakes118_6a4d9da58e77bfcc0a29c2005f6f4d10.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2004 wrote to memory of 2472	2004	JaffaCakes118_6a4d9da58e77bfcc0a29c2005f6f4d10.exe	83
PID 2004 wrote to memory of 2472	2004	JaffaCakes118_6a4d9da58e77bfcc0a29c2005f6f4d10.exe	83
PID 2004 wrote to memory of 2472	2004	JaffaCakes118_6a4d9da58e77bfcc0a29c2005f6f4d10.exe	83
PID 2472 wrote to memory of 5032	2472	piUAvN.exe	100
PID 2472 wrote to memory of 5032	2472	piUAvN.exe	100
PID 2472 wrote to memory of 5032	2472	piUAvN.exe	100

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a4d9da58e77bfcc0a29c2005f6f4d10.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a4d9da58e77bfcc0a29c2005f6f4d10.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2004
- C:\Users\Admin\AppData\Local\Temp\piUAvN.exe
  C:\Users\Admin\AppData\Local\Temp\piUAvN.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:2472
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\15b2661b.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5032

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\15b2661b.bat

Filesize
187B

MD5
59229b6810471162a7c4cbfc089de51c

SHA1
03fcbc71f9691a2efc1c348e1ff2a07811a4c11b

SHA256
45b178444351af284e2414e86164fa9d4f165ea9f5f5a2a0c206884984194a8e

SHA512
fca2f2514678b2ceb9c0bf364aecab4d81b8ad704528ba8e2438f0faf137e3c4d7d035e6ab01b5be38e9fdda5f019eebb8ac680a314f6d7eb209da10a85da484

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2004-0-0x0000000000400000-0x0000000000586000-memory.dmp

Filesize
1.5MB

Download
memory/2004-14-0x0000000000400000-0x0000000000586000-memory.dmp

Filesize
1.5MB

Download
memory/2472-4-0x0000000000620000-0x0000000000629000-memory.dmp

Filesize
36KB

Download
memory/2472-15-0x0000000000620000-0x0000000000629000-memory.dmp

Filesize
36KB

Download