bdaejec | b5a8fa8fcf6a48136b0df4dcfbf7ebe419c686c1c8286a5f2da18129e5bc44c6

Analysis

max time kernel
149s
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
20-11-2024 18:28

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General

Target

2024-11-20_01e53be11eeb517e5f8396f89d1ab1ff_mafia_wapomi.exe
Size

188KB
MD5

01e53be11eeb517e5f8396f89d1ab1ff
SHA1

0581d287ac897f090b22cbc3f67c5d0b5a8e9b66
SHA256

b5a8fa8fcf6a48136b0df4dcfbf7ebe419c686c1c8286a5f2da18129e5bc44c6
SHA512

65a26c22399eee95ac8a22c92b58412f26311204f54ca49af09e5c840826100e0ad727d363f537b4d8d399eb894654bc082146c6cec43a2d60e8755bcd5455ee
SSDEEP

3072:Djaz/kdH1QuA3rGuYt/ie+0T1ddxWTXOvXjfaz4WUSXpltz7GUd+w3wieCzpZGCH:LdHeuAbGuYVie+0T1ddxWTXOvXjfaz4D

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/2888-46-0x0000000000F40000-0x0000000000F49000-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/0x000c000000023b35-4.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	OHhykr.exe

Executes dropped EXE 1 IoCs

pid	Process
2888	OHhykr.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jconsole.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jhat.exe	OHhykr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe	OHhykr.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe	OHhykr.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe	OHhykr.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe	OHhykr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe	OHhykr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe	OHhykr.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	OHhykr.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Microsoft.Notes.exe	OHhykr.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteshare.exe	OHhykr.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe	OHhykr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe	OHhykr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe	OHhykr.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\unpack200.exe	OHhykr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe	OHhykr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoasb.exe	OHhykr.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	OHhykr.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe	OHhykr.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstack.exe	OHhykr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe	OHhykr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\keytool.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe	OHhykr.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javacpl.exe	OHhykr.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe	OHhykr.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe	OHhykr.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\kinit.exe	OHhykr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE	OHhykr.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	OHhykr.exe
File opened for modification	C:\Program Files\Windows Security\BrowserCore\BrowserCore.exe	OHhykr.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe	OHhykr.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe	OHhykr.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe	OHhykr.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	OHhykr.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe	OHhykr.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe	OHhykr.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java-rmi.exe	OHhykr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE	OHhykr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE	OHhykr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jar.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jps.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmic.exe	OHhykr.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	OHhykr.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE	OHhykr.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	OHhykr.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\schemagen.exe	OHhykr.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe	OHhykr.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe	OHhykr.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe	OHhykr.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	2024-11-20_01e53be11eeb517e5f8396f89d1ab1ff_mafia_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	OHhykr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3352 wrote to memory of 2888	3352	2024-11-20_01e53be11eeb517e5f8396f89d1ab1ff_mafia_wapomi.exe	84
PID 3352 wrote to memory of 2888	3352	2024-11-20_01e53be11eeb517e5f8396f89d1ab1ff_mafia_wapomi.exe	84
PID 3352 wrote to memory of 2888	3352	2024-11-20_01e53be11eeb517e5f8396f89d1ab1ff_mafia_wapomi.exe	84
PID 2888 wrote to memory of 3136	2888	OHhykr.exe	85
PID 2888 wrote to memory of 3136	2888	OHhykr.exe	85
PID 2888 wrote to memory of 3136	2888	OHhykr.exe	85

C:\Users\Admin\AppData\Local\Temp\2024-11-20_01e53be11eeb517e5f8396f89d1ab1ff_mafia_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-20_01e53be11eeb517e5f8396f89d1ab1ff_mafia_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3352
- C:\Users\Admin\AppData\Local\Temp\OHhykr.exe
  C:\Users\Admin\AppData\Local\Temp\OHhykr.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:2888
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\79672009.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3136

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\558D5285.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\79672009.bat

Filesize
187B

MD5
fcc433f9c2822081e0da3c01104035b2

SHA1
08aac188cfe333f16f7f902095f5c38753a7ecd8

SHA256
0aa8db04b2b3f970df966d57bfafb42e3d4b91b0c2fb324b275b751d3d6198d6

SHA512
647af715c2a7a6ff632c50b339867380067f3f39acdb0ea3e9ce63a691c5e7f6ae3a1d0e69cb967b0d470efdf0004fc02f7e440a26be51d158931515f4fba532

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2888-5-0x0000000000F40000-0x0000000000F49000-memory.dmp

Filesize
36KB

Download
memory/2888-46-0x0000000000F40000-0x0000000000F49000-memory.dmp

Filesize
36KB

Download
memory/3352-0-0x0000000000A80000-0x0000000000AB5000-memory.dmp

Filesize
212KB

Download
memory/3352-7-0x0000000000A80000-0x0000000000AB5000-memory.dmp

Filesize
212KB

Download