bdaejec | c12f8d1207373ebd80281f7318252277eda3bd5e2df613c16d1ecaf0d9926d65

Analysis

max time kernel
140s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-11-2024 16:19

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General

Target

c12f8d1207373ebd80281f7318252277eda3bd5e2df613c16d1ecaf0d9926d65.exe
Size

11.5MB
MD5

da97e36f297408ab3985c77c03db813b
SHA1

8881c640e7f019c0f00046db891a702c783520b8
SHA256

c12f8d1207373ebd80281f7318252277eda3bd5e2df613c16d1ecaf0d9926d65
SHA512

53ee832dbb6ec6962c21c9d49b8329958c8e769c74bfab69d320e57e895fc6e5532bb08df582aa809093be7171b09a2d15232ebaf59733b7ebe9c43bdce91f4b
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/4568-6-0x0000000000310000-0x0000000000319000-memory.dmp	family_bdaejec_backdoor
behavioral2/memory/4568-32-0x0000000000310000-0x0000000000319000-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__	c12f8d1207373ebd80281f7318252277eda3bd5e2df613c16d1ecaf0d9926d65.exe

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral2/files/0x000c000000023bbe-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	c12f8d1207373ebd80281f7318252277eda3bd5e2df613c16d1ecaf0d9926d65.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	c12f8d1207373ebd80281f7318252277eda3bd5e2df613c16d1ecaf0d9926d65.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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	HyetYeF.exe

Executes dropped EXE 1 IoCs

pid	Process
4568	HyetYeF.exe

Themida packer 19 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral2/memory/2848-5-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/2848-8-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/2848-10-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/2848-9-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/2848-30-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/2848-31-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/2848-58-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/2848-60-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/2848-61-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/2848-62-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/2848-63-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/2848-64-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/2848-65-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/2848-66-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/2848-67-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/2848-68-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/2848-69-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/2848-70-0x0000000000400000-0x00000000016E2000-memory.dmp	themida
behavioral2/memory/2848-71-0x0000000000400000-0x00000000016E2000-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	c12f8d1207373ebd80281f7318252277eda3bd5e2df613c16d1ecaf0d9926d65.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2848	c12f8d1207373ebd80281f7318252277eda3bd5e2df613c16d1ecaf0d9926d65.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jhat.exe	HyetYeF.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteshare.exe	HyetYeF.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe	HyetYeF.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jmap.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe	HyetYeF.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe	HyetYeF.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\idlj.exe	HyetYeF.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{AFD1DC19-D740-4861-ADFA-3BC6A9F6A223}\chrome_installer.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msotd.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE	HyetYeF.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\extcheck.exe	HyetYeF.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	HyetYeF.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE	HyetYeF.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	HyetYeF.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoev.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe	HyetYeF.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerPythonRedirector.exe	HyetYeF.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmid.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java-rmi.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE	HyetYeF.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	HyetYeF.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\klist.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE	HyetYeF.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\orbd.exe	HyetYeF.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe	HyetYeF.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe	HyetYeF.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateOnDemand.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE	HyetYeF.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\ktab.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE	HyetYeF.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe	HyetYeF.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe	HyetYeF.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaws.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\pack200.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE	HyetYeF.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE	HyetYeF.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe	HyetYeF.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	HyetYeF.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE	HyetYeF.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	HyetYeF.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe	HyetYeF.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxOutlook.exe	HyetYeF.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe	HyetYeF.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	c12f8d1207373ebd80281f7318252277eda3bd5e2df613c16d1ecaf0d9926d65.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HyetYeF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2848	c12f8d1207373ebd80281f7318252277eda3bd5e2df613c16d1ecaf0d9926d65.exe
2848	c12f8d1207373ebd80281f7318252277eda3bd5e2df613c16d1ecaf0d9926d65.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2848 wrote to memory of 4568	2848	c12f8d1207373ebd80281f7318252277eda3bd5e2df613c16d1ecaf0d9926d65.exe	84
PID 2848 wrote to memory of 4568	2848	c12f8d1207373ebd80281f7318252277eda3bd5e2df613c16d1ecaf0d9926d65.exe	84
PID 2848 wrote to memory of 4568	2848	c12f8d1207373ebd80281f7318252277eda3bd5e2df613c16d1ecaf0d9926d65.exe	84
PID 4568 wrote to memory of 5072	4568	HyetYeF.exe	93
PID 4568 wrote to memory of 5072	4568	HyetYeF.exe	93
PID 4568 wrote to memory of 5072	4568	HyetYeF.exe	93

C:\Users\Admin\AppData\Local\Temp\c12f8d1207373ebd80281f7318252277eda3bd5e2df613c16d1ecaf0d9926d65.exe
"C:\Users\Admin\AppData\Local\Temp\c12f8d1207373ebd80281f7318252277eda3bd5e2df613c16d1ecaf0d9926d65.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:2848
- C:\Users\Admin\AppData\Local\Temp\HyetYeF.exe
  C:\Users\Admin\AppData\Local\Temp\HyetYeF.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:4568
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\098c4a56.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5072

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\VKYZDMA5\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\098c4a56.bat

Filesize
189B

MD5
0f56f82b07693bb4d20abd2f355efe89

SHA1
feae6014fdf10eae55c0a2e864f1aff466f17477

SHA256
626c5436232046d431d27c261ae44e7e8ef42477305999892ad35ebc9a36dcb4

SHA512
f3b28194ace7e3a1b58e9d468cdea3f8a3531b6daed16aa162e104163c32568a8fc9167301105c76ed2ae60fd2944b1cc171acdeefc3ff7c19ac04624da5ff3c

Download Submit
C:\Users\Admin\AppData\Local\Temp\6613700A.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2848-31-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2848-60-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2848-9-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2848-11-0x0000000010000000-0x0000000010116000-memory.dmp

Filesize
1.1MB

Download
memory/2848-8-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2848-7-0x0000000077D74000-0x0000000077D76000-memory.dmp

Filesize
8KB

Download
memory/2848-30-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2848-71-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2848-70-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2848-58-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2848-5-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2848-10-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2848-61-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2848-62-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2848-63-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2848-64-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2848-65-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2848-66-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2848-67-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2848-68-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/2848-69-0x0000000000400000-0x00000000016E2000-memory.dmp

Filesize
18.9MB

Download
memory/4568-6-0x0000000000310000-0x0000000000319000-memory.dmp

Filesize
36KB

Download
memory/4568-32-0x0000000000310000-0x0000000000319000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads