bdaejec | a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152

Analysis

max time kernel
103s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
21/03/2025, 13:51

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General

Target

a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe
Size

8.0MB
MD5

a1f4e95485dc0527ee706576c642f833
SHA1

ca4d5f50546dc9768e5ace9cad40c29d0ba9f48f
SHA256

a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152
SHA512

d657aa78be82b31da55f979ccdecb06e3a5b1fa9d7002cc0b2ddc0789928313c60c48da81c58ada6ac2679a51ce841710baaba35d781eba2c33e5d5107fcaf73
SSDEEP

196608:beCFX5VemdnwSzWTQ4LOxRdLYDuvZ3Pewli:bFl5P4LO3t2W3pl

Score

10^/10

bdaejec aspackv2 backdoor defense_evasion discovery 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/3464-6-0x00000000001E0000-0x00000000001E9000-memory.dmp	family_bdaejec_backdoor
behavioral2/memory/3464-63-0x00000000001E0000-0x00000000001E9000-memory.dmp	family_bdaejec_backdoor

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

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral2/files/0x00090000000227cb-3.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	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.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-1-5-21-3975168204-1612096350-4002976354-1000\Control Panel\International\Geo\Nation	NZsBoMw.exe

Executes dropped EXE 1 IoCs

pid	Process
3464	NZsBoMw.exe

Themida packer 11 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral2/memory/1356-4-0x0000000000A00000-0x0000000001BEE000-memory.dmp	themida
behavioral2/memory/1356-8-0x0000000000A00000-0x0000000001BEE000-memory.dmp	themida
behavioral2/memory/1356-9-0x0000000000A00000-0x0000000001BEE000-memory.dmp	themida
behavioral2/memory/1356-16-0x0000000000A00000-0x0000000001BEE000-memory.dmp	themida
behavioral2/memory/1356-17-0x0000000000A00000-0x0000000001BEE000-memory.dmp	themida
behavioral2/memory/1356-19-0x0000000000A00000-0x0000000001BEE000-memory.dmp	themida
behavioral2/memory/1356-21-0x0000000000A00000-0x0000000001BEE000-memory.dmp	themida
behavioral2/memory/1356-20-0x0000000000A00000-0x0000000001BEE000-memory.dmp	themida
behavioral2/memory/1356-18-0x0000000000A00000-0x0000000001BEE000-memory.dmp	themida
behavioral2/memory/1356-22-0x0000000000A00000-0x0000000001BEE000-memory.dmp	themida
behavioral2/memory/1356-65-0x0000000000A00000-0x0000000001BEE000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

defense_evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1356	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\extcheck.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javah.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmid.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java-rmi.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\keytool.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE	NZsBoMw.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\servertool.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVLP.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE	NZsBoMw.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstaller.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\133.0.6943.60\Installer\setup.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE	NZsBoMw.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\policytool.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaw.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE	NZsBoMw.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe	NZsBoMw.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\133.0.6943.60\notification_helper.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jconsole.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe	NZsBoMw.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\133.0.6943.60\os_update_handler.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\tnameserv.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaws.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdb.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.Loader.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstat.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\XboxApp.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\133.0.6943.60\elevation_service.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe	NZsBoMw.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\servertool.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_2.34.28001.0_x64__8wekyb3d8bbwe\GameBar.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javadoc.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jjs.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe	NZsBoMw.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe	NZsBoMw.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	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NZsBoMw.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1356	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe
1356	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1356	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1356	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe
1356	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1356 wrote to memory of 3464	1356	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe	85
PID 1356 wrote to memory of 3464	1356	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe	85
PID 1356 wrote to memory of 3464	1356	a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe	85
PID 3464 wrote to memory of 4632	3464	NZsBoMw.exe	89
PID 3464 wrote to memory of 4632	3464	NZsBoMw.exe	89
PID 3464 wrote to memory of 4632	3464	NZsBoMw.exe	89

C:\Users\Admin\AppData\Local\Temp\a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.exe
"C:\Users\Admin\AppData\Local\Temp\a8152e7f6178172a8c3885efa454d9dc1d25e991ba97dfcc3157ebf6c6d73152.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 behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1356
- C:\Users\Admin\AppData\Local\Temp\NZsBoMw.exe
  C:\Users\Admin\AppData\Local\Temp\NZsBoMw.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:3464
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\675d4fb8.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4632

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0CMYC78C\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\1B2E1835.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\675d4fb8.bat

Filesize
189B

MD5
c77a856509bbde0553e605601abfd589

SHA1
84a646d1cbf4502258fc73acd4fae2d5dc1fdca9

SHA256
9d2cdcf8f8a741b47c0e0a3067be33d5eba9ee76001a0a9d5fea98c01bdc64d8

SHA512
cac1963f5ab49b4eee2f7c07dfd4248146acc9119b8fe5161fbdbcc0628aa50106c0f6301767535bc9ad0f7297a42902740d9dba26c84683ef22aba6549a3feb

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1356-19-0x0000000000A00000-0x0000000001BEE000-memory.dmp

Filesize
17.9MB

Download
memory/1356-18-0x0000000000A00000-0x0000000001BEE000-memory.dmp

Filesize
17.9MB

Download
memory/1356-16-0x0000000000A00000-0x0000000001BEE000-memory.dmp

Filesize
17.9MB

Download
memory/1356-17-0x0000000000A00000-0x0000000001BEE000-memory.dmp

Filesize
17.9MB

Download
memory/1356-8-0x0000000000A00000-0x0000000001BEE000-memory.dmp

Filesize
17.9MB

Download
memory/1356-21-0x0000000000A00000-0x0000000001BEE000-memory.dmp

Filesize
17.9MB

Download
memory/1356-20-0x0000000000A00000-0x0000000001BEE000-memory.dmp

Filesize
17.9MB

Download
memory/1356-9-0x0000000000A00000-0x0000000001BEE000-memory.dmp

Filesize
17.9MB

Download
memory/1356-24-0x0000000010000000-0x00000000101F7000-memory.dmp

Filesize
2.0MB

Download
memory/1356-22-0x0000000000A00000-0x0000000001BEE000-memory.dmp

Filesize
17.9MB

Download
memory/1356-7-0x0000000077764000-0x0000000077766000-memory.dmp

Filesize
8KB

Download
memory/1356-65-0x0000000000A00000-0x0000000001BEE000-memory.dmp

Filesize
17.9MB

Download
memory/1356-4-0x0000000000A00000-0x0000000001BEE000-memory.dmp

Filesize
17.9MB

Download
memory/3464-63-0x00000000001E0000-0x00000000001E9000-memory.dmp

Filesize
36KB

Download
memory/3464-6-0x00000000001E0000-0x00000000001E9000-memory.dmp

Filesize
36KB

Download