bdaejec | 23c12789f78e83e6868a1289248c001f80a066dfc7c3c3ed05fb688c5e01d0bf

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03/12/2024, 19:40

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General

Target

2024-12-03_f5541837002848a4c08a66cd7dbeb898_avoslocker_cobalt-strike_luca-stealer_wapomi.exe
Size

606KB
MD5

f5541837002848a4c08a66cd7dbeb898
SHA1

c660dd770588c522ad04090a78176ab04ddc77fb
SHA256

23c12789f78e83e6868a1289248c001f80a066dfc7c3c3ed05fb688c5e01d0bf
SHA512

5a28956ff6bcae260292bd6f04a7c990c594a54f432014b700190d7c1ed89a4d65e9a9f1f2f36967767dd5e2b738657b826714360f173641d3cb7c338fb61b8f
SSDEEP

12288:KubXcwafJcLln5QwnVWqqPIBONhxsU/E:KurP90r/xsU/E

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/1444-59-0x0000000000890000-0x0000000000899000-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/0x000c000000023b57-3.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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	CHPuib.exe

Executes dropped EXE 1 IoCs

pid	Process
1444	CHPuib.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\idlj.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\keytool.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaw.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java-rmi.exe	CHPuib.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	CHPuib.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteshare.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\schemagen.exe	CHPuib.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msotd.exe	CHPuib.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe	CHPuib.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE	CHPuib.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe	CHPuib.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe	CHPuib.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE	CHPuib.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe	CHPuib.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe	CHPuib.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe	CHPuib.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe	CHPuib.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Video.UI.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe	CHPuib.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE	CHPuib.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe	CHPuib.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe	CHPuib.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoia.exe	CHPuib.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE	CHPuib.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe	CHPuib.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoev.exe	CHPuib.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\pack200.exe	CHPuib.exe
File opened for modification	C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE	CHPuib.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE	CHPuib.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe	CHPuib.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe	CHPuib.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe	CHPuib.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	CHPuib.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateBroker.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\kinit.exe	CHPuib.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE	CHPuib.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe	CHPuib.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE	CHPuib.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe	CHPuib.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java.exe	CHPuib.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe	CHPuib.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe	CHPuib.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	CHPuib.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe	CHPuib.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateComRegisterShell64.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstack.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe	CHPuib.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	CHPuib.exe
File opened for modification	C:\Program Files\Windows Security\BrowserCore\BrowserCore.exe	CHPuib.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe	CHPuib.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe	CHPuib.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE	CHPuib.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{CA9E0780-5A2C-43F8-9E63-52BCB11A02D4}\chrome_installer.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstatd.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\keytool.exe	CHPuib.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE	CHPuib.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler.exe	CHPuib.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaw.exe	CHPuib.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	2024-12-03_f5541837002848a4c08a66cd7dbeb898_avoslocker_cobalt-strike_luca-stealer_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CHPuib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2684 wrote to memory of 1444	2684	2024-12-03_f5541837002848a4c08a66cd7dbeb898_avoslocker_cobalt-strike_luca-stealer_wapomi.exe	82
PID 2684 wrote to memory of 1444	2684	2024-12-03_f5541837002848a4c08a66cd7dbeb898_avoslocker_cobalt-strike_luca-stealer_wapomi.exe	82
PID 2684 wrote to memory of 1444	2684	2024-12-03_f5541837002848a4c08a66cd7dbeb898_avoslocker_cobalt-strike_luca-stealer_wapomi.exe	82
PID 1444 wrote to memory of 5092	1444	CHPuib.exe	92
PID 1444 wrote to memory of 5092	1444	CHPuib.exe	92
PID 1444 wrote to memory of 5092	1444	CHPuib.exe	92

C:\Users\Admin\AppData\Local\Temp\2024-12-03_f5541837002848a4c08a66cd7dbeb898_avoslocker_cobalt-strike_luca-stealer_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-03_f5541837002848a4c08a66cd7dbeb898_avoslocker_cobalt-strike_luca-stealer_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2684
- C:\Users\Admin\AppData\Local\Temp\CHPuib.exe
  C:\Users\Admin\AppData\Local\Temp\CHPuib.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:1444
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\336d35c1.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5092

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\Temp\336d35c1.bat

Filesize
187B

MD5
fea2c57f5eaf3aba4fdf4c3f96193315

SHA1
c9e566c5c15556e29f0ccf17856a03377656325a

SHA256
828638d9a2b5ca3b5319812825701774b72d38cf20bab14eafe54002115a1254

SHA512
b5244355afbb4045505cbee98aea78248a3e666fd35bbe262a8d8a18097e24f17599d81990ec9275fb4c1dda1821c7eaefec113bd0cfcc1905c3320f057d9623

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
C:\Users\Admin\AppData\Local\Temp\log.txt

Filesize
6KB

MD5
9c6aebe9d46bf7a7ace92f6038ff742d

SHA1
ee58cbb9a318cbcd6734b23624a5de5afde6f253

SHA256
8d2dc5ab902664fd9993d929be75b9297bb6d57a237b2571ae97f3522e321044

SHA512
d7d39c62292f041fe638be6228d56105960dae50fd9bc22edf9ec0673075b544e64df42327120d855849629df140ea24dfb6da08b5f043b7c04373b4d86d5d85

Download Submit
memory/1444-5-0x0000000000890000-0x0000000000899000-memory.dmp

Filesize
36KB

Download
memory/1444-59-0x0000000000890000-0x0000000000899000-memory.dmp

Filesize
36KB

Download
memory/2684-0-0x0000000000550000-0x00000000005EF000-memory.dmp

Filesize
636KB

Download
memory/2684-58-0x0000000000550000-0x00000000005EF000-memory.dmp

Filesize
636KB

Download