bdaejec | 29e7bc844e9acdb91fba53d6742ba38b5a4cf659cacd390d711de56df921ff95

Analysis

max time kernel
93s
max time network
150s
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

29e7bc844e9acdb91fba53d6742ba38b5a4cf659cacd390d711de56df921ff95.exe
Size

12.0MB
MD5

28567d79141676ef4335c3e9ea8b0a77
SHA1

858715326bea3339f970edb0e4f5ab94b01dbb12
SHA256

29e7bc844e9acdb91fba53d6742ba38b5a4cf659cacd390d711de56df921ff95
SHA512

0391e82c6090ff6234860d6aef91a394decc3c517501428efa58b8893605c0f7cb446e89e6d605362147a9c3c29a4a9181240c872568ed3983d9d13263ec8603
SSDEEP

49152:s/KE1ld3/wAyJxVZp2bnbJ5eA+z4FTCTMqQ:s/KU9/pyJx9Y5els0T

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. 2 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral2/memory/1280-6-0x0000000000070000-0x0000000000079000-memory.dmp	family_bdaejec_backdoor
behavioral2/memory/1280-48-0x0000000000070000-0x0000000000079000-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/0x000c000000023b0f-2.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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	ygdKgp.exe

Executes dropped EXE 1 IoCs

pid	Process
1280	ygdKgp.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe	ygdKgp.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe	ygdKgp.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE	ygdKgp.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE	ygdKgp.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE	ygdKgp.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javapackager.exe	ygdKgp.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jjs.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javacpl.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ssvagent.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE	ygdKgp.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE	ygdKgp.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe	ygdKgp.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\pack200.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	ygdKgp.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe	ygdKgp.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe	ygdKgp.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaw.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaws.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmid.exe	ygdKgp.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe	ygdKgp.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.123\chrome_installer.exe	ygdKgp.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	ygdKgp.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	ygdKgp.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateOnDemand.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\extcheck.exe	ygdKgp.exe
File opened for modification	C:\Program Files\dotnet\dotnet.exe	ygdKgp.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE	ygdKgp.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE	ygdKgp.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE	ygdKgp.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	ygdKgp.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	ygdKgp.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\XboxApp.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jconsole.exe	ygdKgp.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerPythonRedirector.exe	ygdKgp.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{9733680C-0D1E-4BD2-A74F-0CCF42A8BF32}\chrome_installer.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javah.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java.exe	ygdKgp.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe	ygdKgp.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe	ygdKgp.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe	ygdKgp.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE	ygdKgp.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	ygdKgp.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE	ygdKgp.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	ygdKgp.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	ygdKgp.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	29e7bc844e9acdb91fba53d6742ba38b5a4cf659cacd390d711de56df921ff95.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ygdKgp.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	588	29e7bc844e9acdb91fba53d6742ba38b5a4cf659cacd390d711de56df921ff95.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
588	29e7bc844e9acdb91fba53d6742ba38b5a4cf659cacd390d711de56df921ff95.exe
588	29e7bc844e9acdb91fba53d6742ba38b5a4cf659cacd390d711de56df921ff95.exe
588	29e7bc844e9acdb91fba53d6742ba38b5a4cf659cacd390d711de56df921ff95.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 588 wrote to memory of 1280	588	29e7bc844e9acdb91fba53d6742ba38b5a4cf659cacd390d711de56df921ff95.exe	83
PID 588 wrote to memory of 1280	588	29e7bc844e9acdb91fba53d6742ba38b5a4cf659cacd390d711de56df921ff95.exe	83
PID 588 wrote to memory of 1280	588	29e7bc844e9acdb91fba53d6742ba38b5a4cf659cacd390d711de56df921ff95.exe	83
PID 1280 wrote to memory of 804	1280	ygdKgp.exe	84
PID 1280 wrote to memory of 804	1280	ygdKgp.exe	84
PID 1280 wrote to memory of 804	1280	ygdKgp.exe	84

C:\Users\Admin\AppData\Local\Temp\29e7bc844e9acdb91fba53d6742ba38b5a4cf659cacd390d711de56df921ff95.exe
"C:\Users\Admin\AppData\Local\Temp\29e7bc844e9acdb91fba53d6742ba38b5a4cf659cacd390d711de56df921ff95.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:588
- C:\Users\Admin\AppData\Local\Temp\ygdKgp.exe
  C:\Users\Admin\AppData\Local\Temp\ygdKgp.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:1280
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\75cd70e6.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:804

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\9MFSIIMR\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\725313A7.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\75cd70e6.bat

Filesize
187B

MD5
75da4136cb696708481a2f84f5e1df86

SHA1
6bd09ba9aa25733df4f4ed31513eb2a2e2738536

SHA256
e11c76da73d2a1f7c959b51f7144ecc1f5a5061032a10c7a7514f7865c54dbdb

SHA512
8bcee450ee01d419cf448137be767bf90bb0d2b01038d2a9e970405493f841f5cb8054ff045f323d8cbdbf6491834be9364c539b1916528782d8117255a7bc7e

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/588-4-0x00000000009F0000-0x0000000001651000-memory.dmp

Filesize
12.4MB

Download
memory/588-8-0x0000000003EC0000-0x0000000003FC0000-memory.dmp

Filesize
1024KB

Download
memory/588-9-0x00000000009F0000-0x0000000001651000-memory.dmp

Filesize
12.4MB

Download
memory/1280-6-0x0000000000070000-0x0000000000079000-memory.dmp

Filesize
36KB

Download
memory/1280-48-0x0000000000070000-0x0000000000079000-memory.dmp

Filesize
36KB

Download