bdaejec | e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a

Analysis

max time kernel
143s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 22:41

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General

Target

e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a.exe
Size

12.0MB
MD5

d2f051fd1240fce1abc7eca751a4799e
SHA1

692b8434d3ec483d722e27bfba0b3178a7da4e2e
SHA256

e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a
SHA512

f8be5979a2ec5e50872f884250f472a7e34715bb7f3800267e68f188bd39347ab166cfc62756e540a64ca194f1ca68c91e63506d46663878d77eea3481b3a857
SSDEEP

49152:s/KE1ld3/wAyJxVZp2bnbJ5eA+zCFTCTMqQ:s/KU9/pyJx9Y5ele0T

Score

10^/10

bdaejec aspackv2 backdoor discovery

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/2708-48-0x0000000000930000-0x0000000000939000-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/0x000c000000023b9c-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	zZxVFN.exe

Executes dropped EXE 1 IoCs

pid	Process
2708	zZxVFN.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\rmiregistry.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE	zZxVFN.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe	zZxVFN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jhat.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE	zZxVFN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jmap.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\kinit.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Video.UI.exe	zZxVFN.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	zZxVFN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{AFD1DC19-D740-4861-ADFA-3BC6A9F6A223}\chrome_installer.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\ktab.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jar.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\schemagen.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe	zZxVFN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe	zZxVFN.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javadoc.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\idlj.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe	zZxVFN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateOnDemand.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe	zZxVFN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.123\chrome_installer.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\tnameserv.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\policytool.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ktab.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoia.exe	zZxVFN.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoev.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe	zZxVFN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	zZxVFN.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.exe	zZxVFN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe	zZxVFN.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\keytool.exe	zZxVFN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaws.exe	zZxVFN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe	zZxVFN.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	e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	zZxVFN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1200	e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1200	e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a.exe
1200	e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a.exe
1200	e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1200 wrote to memory of 2708	1200	e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a.exe	83
PID 1200 wrote to memory of 2708	1200	e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a.exe	83
PID 1200 wrote to memory of 2708	1200	e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a.exe	83
PID 2708 wrote to memory of 828	2708	zZxVFN.exe	84
PID 2708 wrote to memory of 828	2708	zZxVFN.exe	84
PID 2708 wrote to memory of 828	2708	zZxVFN.exe	84

C:\Users\Admin\AppData\Local\Temp\e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a.exe
"C:\Users\Admin\AppData\Local\Temp\e548bbe7c3646eee409ba30466ecf5ed75c74699808fa98718d713709962062a.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1200
- C:\Users\Admin\AppData\Local\Temp\zZxVFN.exe
  C:\Users\Admin\AppData\Local\Temp\zZxVFN.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:2708
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\78be5d4c.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:828

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\113846DE.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\78be5d4c.bat

Filesize
187B

MD5
2b107462f4a5d13fdb5b2003169317cc

SHA1
571ef640f45c2b9b09790783daa237f46fc635df

SHA256
6384bcf8e3d7d1c3f4893f2cbb99ba51a770a64590a8e14512dadc91d651e355

SHA512
28917fef72e4da0f6a1cd82cf50972ab15a061adb3fc5dbd3ee64b7475b169711dd6db86a966b9eb218a17c847e413df627007fdc3d55778e45c300ab81fe99b

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1200-4-0x00000000000A0000-0x0000000000D01000-memory.dmp

Filesize
12.4MB

Download
memory/1200-8-0x0000000003530000-0x0000000003630000-memory.dmp

Filesize
1024KB

Download
memory/1200-50-0x00000000000A0000-0x0000000000D01000-memory.dmp

Filesize
12.4MB

Download
memory/1200-51-0x0000000003530000-0x0000000003630000-memory.dmp

Filesize
1024KB

Download
memory/2708-5-0x0000000000930000-0x0000000000939000-memory.dmp

Filesize
36KB

Download
memory/2708-48-0x0000000000930000-0x0000000000939000-memory.dmp

Filesize
36KB

Download