bdaejec | 7aa11acbda450e4d56dce912d7dafb563e2f6c7542e89dd109c55813866fc2a4

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
01-01-2025 15:44

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General

Target

7aa11acbda450e4d56dce912d7dafb563e2f6c7542e89dd109c55813866fc2a4.exe
Size

707KB
MD5

376b07cac5c9233b552f797bc264aad9
SHA1

8fe7509693045714c128d5e42bb269a7db91f9cf
SHA256

7aa11acbda450e4d56dce912d7dafb563e2f6c7542e89dd109c55813866fc2a4
SHA512

351fb9bb98fb3f30a00fb1c46095c9fb260c1a5257ff87e40613a767e314f19194494a40dcec44f91c3b828100edec60af61fe57190349600133091b744c1396
SSDEEP

12288:tjR0C/YKSHebANA2pSEALakKNVNdWixR7Y4Sd/oWqZoRP0Q/f0yW3QInoS:tjNYCbYAeSvLakaGixRtRliP0Cf0ypI

Score

10^/10

bdaejec blackmoon aspackv2 backdoor banker discovery trojan

Malware Config

Extracted

Family

bdaejec

ddos.dnsnb8.net

Signatures

Bdaejec
Bdaejec is a backdoor written in C++.
backdoor bdaejec
Bdaejec family
bdaejec
Blackmoon family
blackmoon
Blackmoon, KrBanker
Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.
trojan banker blackmoon

Detect Blackmoon payload 1 IoCs

resource	yara_rule
behavioral2/memory/4444-21-0x0000000000400000-0x00000000006F0000-memory.dmp	family_blackmoon

Detects Bdaejec Backdoor. 1 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral2/memory/4432-23-0x00000000008A0000-0x00000000008A9000-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/0x000b000000023b8d-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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	FSxyhA.exe

Executes dropped EXE 1 IoCs

pid	Process
4432	FSxyhA.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe	FSxyhA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe	FSxyhA.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	FSxyhA.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	FSxyhA.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe	FSxyhA.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateComRegisterShell64.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javapackager.exe	FSxyhA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_pwa_launcher.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javacpl.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	FSxyhA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe	FSxyhA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe	FSxyhA.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\pack200.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\unpack200.exe	FSxyhA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Microsoft.Notes.exe	FSxyhA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe	FSxyhA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe	FSxyhA.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe	FSxyhA.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\orbd.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jcmd.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe	FSxyhA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javah.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmid.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE	FSxyhA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE	FSxyhA.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java.exe	FSxyhA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe	FSxyhA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe	FSxyhA.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe	FSxyhA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe	FSxyhA.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateBroker.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\keytool.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE	FSxyhA.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	FSxyhA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jhat.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE	FSxyhA.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE	FSxyhA.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	FSxyhA.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe	FSxyhA.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\pack200.exe	FSxyhA.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	7aa11acbda450e4d56dce912d7dafb563e2f6c7542e89dd109c55813866fc2a4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	FSxyhA.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4444	7aa11acbda450e4d56dce912d7dafb563e2f6c7542e89dd109c55813866fc2a4.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4444 wrote to memory of 4432	4444	7aa11acbda450e4d56dce912d7dafb563e2f6c7542e89dd109c55813866fc2a4.exe	83
PID 4444 wrote to memory of 4432	4444	7aa11acbda450e4d56dce912d7dafb563e2f6c7542e89dd109c55813866fc2a4.exe	83
PID 4444 wrote to memory of 4432	4444	7aa11acbda450e4d56dce912d7dafb563e2f6c7542e89dd109c55813866fc2a4.exe	83
PID 4432 wrote to memory of 1896	4432	FSxyhA.exe	101
PID 4432 wrote to memory of 1896	4432	FSxyhA.exe	101
PID 4432 wrote to memory of 1896	4432	FSxyhA.exe	101

C:\Users\Admin\AppData\Local\Temp\7aa11acbda450e4d56dce912d7dafb563e2f6c7542e89dd109c55813866fc2a4.exe
"C:\Users\Admin\AppData\Local\Temp\7aa11acbda450e4d56dce912d7dafb563e2f6c7542e89dd109c55813866fc2a4.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4444
- C:\Users\Admin\AppData\Local\Temp\FSxyhA.exe
  C:\Users\Admin\AppData\Local\Temp\FSxyhA.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:4432
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\5cab4f0f.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1896

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\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\2C5F02AA.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\5cab4f0f.bat

Filesize
187B

MD5
8d113aa1bf77747c7c81f8aabdfd0867

SHA1
743621f20cd1cabfe9ec260bee6d4d1f08022a3f

SHA256
42cc32a5936abdf5946e6ee818366111c2b65ff3c7776ef10cf54a1ac2c9794d

SHA512
684e55b8da1a2be13c83bc3c8a3cfecdebb535b9c5849c0b1490b87ba289db725ee55c27bceb732b59f6c32935ac10680127b3b0878457c634a78fa504b63115

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/4432-5-0x00000000008A0000-0x00000000008A9000-memory.dmp

Filesize
36KB

Download
memory/4432-23-0x00000000008A0000-0x00000000008A9000-memory.dmp

Filesize
36KB

Download
memory/4444-0-0x0000000000400000-0x00000000006F0000-memory.dmp

Filesize
2.9MB

Download
memory/4444-21-0x0000000000400000-0x00000000006F0000-memory.dmp

Filesize
2.9MB

Download