bdaejec | 4e69f50c82c6685690125d9c18bc10a2a66b3bbdd3e4ff66bb9ee4ad8a0ea0c5

Analysis

max time kernel
141s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
01/12/2024, 15:26

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General

Target

4e69f50c82c6685690125d9c18bc10a2a66b3bbdd3e4ff66bb9ee4ad8a0ea0c5.exe
Size

11.5MB
MD5

fa4139ddf7a91c06de3e381f713e196b
SHA1

68ddc3b626c147a675afc1dd5c148083cefa26e1
SHA256

4e69f50c82c6685690125d9c18bc10a2a66b3bbdd3e4ff66bb9ee4ad8a0ea0c5
SHA512

a90d19c61a883bbb71908aca8914d1fd46eb82393192a0269bef45008782b10aed30977d01808f194c128d0cb25f2d87dd005a87dc619a83c7ec16cb7f5c01bd
SSDEEP

196608:FAQuVH3M82sRhWphk2XmH24Wgf7TInXinHuE50PbdtwsmrKVveZleGxzLVyyqg:GLxM8r22PvInXinHuK0xCKVvetRVl

Score

10^/10

bdaejec aspackv2 backdoor discovery evasion themida trojan

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. 2 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral2/memory/2080-6-0x0000000000270000-0x0000000000279000-memory.dmp	family_bdaejec_backdoor
behavioral2/memory/2080-44-0x0000000000270000-0x0000000000279000-memory.dmp	family_bdaejec_backdoor

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	4e69f50c82c6685690125d9c18bc10a2a66b3bbdd3e4ff66bb9ee4ad8a0ea0c5.exe

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral2/files/0x000a000000023bbd-2.dat	aspack_v212_v242

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	4e69f50c82c6685690125d9c18bc10a2a66b3bbdd3e4ff66bb9ee4ad8a0ea0c5.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	4e69f50c82c6685690125d9c18bc10a2a66b3bbdd3e4ff66bb9ee4ad8a0ea0c5.exe

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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	JaZ.exe

Executes dropped EXE 1 IoCs

pid	Process
2080	JaZ.exe

Themida packer 19 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral2/memory/1468-5-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/1468-8-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/1468-9-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/1468-10-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/1468-39-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/1468-46-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/1468-47-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/1468-48-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/1468-49-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/1468-50-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/1468-51-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/1468-52-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/1468-53-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/1468-54-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/1468-55-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/1468-56-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/1468-57-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/1468-58-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/1468-59-0x0000000000400000-0x00000000016E2000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	4e69f50c82c6685690125d9c18bc10a2a66b3bbdd3e4ff66bb9ee4ad8a0ea0c5.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1468	4e69f50c82c6685690125d9c18bc10a2a66b3bbdd3e4ff66bb9ee4ad8a0ea0c5.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe	JaZ.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javacpl.exe	JaZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe	JaZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe	JaZ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe	JaZ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe	JaZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\pack200.exe	JaZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoia.exe	JaZ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe	JaZ.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdate.exe	JaZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE	JaZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE	JaZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE	JaZ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	JaZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\serialver.exe	JaZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe	JaZ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\StoreExperienceHost.exe	JaZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstatd.exe	JaZ.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	JaZ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe	JaZ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe	JaZ.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\tnameserv.exe	JaZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE	JaZ.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe	JaZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msotd.exe	JaZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe	JaZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jcmd.exe	JaZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jinfo.exe	JaZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\keytool.exe	JaZ.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	JaZ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe	JaZ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Microsoft.Notes.exe	JaZ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe	JaZ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe	JaZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstack.exe	JaZ.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jjs.exe	JaZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe	JaZ.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	JaZ.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe	JaZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe	JaZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe	JaZ.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	JaZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE	JaZ.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	JaZ.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	JaZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\idlj.exe	JaZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaws.exe	JaZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE	JaZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE	JaZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE	JaZ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteshare.exe	JaZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe	JaZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE	JaZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE	JaZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe	JaZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe	JaZ.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe	JaZ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe	JaZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jjs.exe	JaZ.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe	JaZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Integrator.exe	JaZ.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe	JaZ.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe	JaZ.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe	JaZ.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	4e69f50c82c6685690125d9c18bc10a2a66b3bbdd3e4ff66bb9ee4ad8a0ea0c5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaZ.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1468	4e69f50c82c6685690125d9c18bc10a2a66b3bbdd3e4ff66bb9ee4ad8a0ea0c5.exe
1468	4e69f50c82c6685690125d9c18bc10a2a66b3bbdd3e4ff66bb9ee4ad8a0ea0c5.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1468 wrote to memory of 2080	1468	4e69f50c82c6685690125d9c18bc10a2a66b3bbdd3e4ff66bb9ee4ad8a0ea0c5.exe	83
PID 1468 wrote to memory of 2080	1468	4e69f50c82c6685690125d9c18bc10a2a66b3bbdd3e4ff66bb9ee4ad8a0ea0c5.exe	83
PID 1468 wrote to memory of 2080	1468	4e69f50c82c6685690125d9c18bc10a2a66b3bbdd3e4ff66bb9ee4ad8a0ea0c5.exe	83
PID 2080 wrote to memory of 5096	2080	JaZ.exe	85
PID 2080 wrote to memory of 5096	2080	JaZ.exe	85
PID 2080 wrote to memory of 5096	2080	JaZ.exe	85

C:\Users\Admin\AppData\Local\Temp\4e69f50c82c6685690125d9c18bc10a2a66b3bbdd3e4ff66bb9ee4ad8a0ea0c5.exe
"C:\Users\Admin\AppData\Local\Temp\4e69f50c82c6685690125d9c18bc10a2a66b3bbdd3e4ff66bb9ee4ad8a0ea0c5.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1468
- C:\Users\Admin\AppData\Local\Temp\JaZ.exe
  C:\Users\Admin\AppData\Local\Temp\JaZ.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:2080
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\179169d4.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5096

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\9MFSIIMR\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\179169d4.bat

Filesize
181B

MD5
a72392126ef55a0c4ba6b87f3a448e1d

SHA1
ecbef124e4279f51290aa32d56d655d9a841cb9d

SHA256
fdb72d05b095433e53a528ca75e9e68cc154632f613d2901e29cca093246ad97

SHA512
0d2275ca17738d55427ea10fc9c71f3c46426a63028158371ac3648c2d7e545ff62e3061ce82fb3b255c14e6abe08f9620de50df3ef9966fc006b246200afc6d

Download Submit
C:\Users\Admin\AppData\Local\Temp\62F43057.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1468-10-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/1468-48-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/1468-8-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/1468-13-0x0000000010000000-0x0000000010116000-memory.dmp

Filesize
1.1MB

Download
memory/1468-7-0x0000000077324000-0x0000000077326000-memory.dmp

Filesize
8KB

Download
memory/1468-59-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/1468-39-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/1468-58-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/1468-5-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/1468-46-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/1468-47-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/1468-9-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/1468-49-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/1468-50-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/1468-51-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/1468-52-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/1468-53-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/1468-54-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/1468-55-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/1468-56-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/1468-57-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2080-44-0x0000000000270000-0x0000000000279000-memory.dmp

Filesize
36KB

Download
memory/2080-6-0x0000000000270000-0x0000000000279000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads