bdaejec | 4539e736b893f92d4d240a4b9c07fce3fede4e499acab982c976fa35026dbb89

Analysis

max time kernel
106s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-12-2024 01:31

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General

Target

2024-12-21_452229d1ce1b93d955e7c94405f8d3dd_smoke-loader_wapomi.exe
Size

335KB
MD5

452229d1ce1b93d955e7c94405f8d3dd
SHA1

436ae9004f9ebec26da30ae7efeaf807cdbb0d45
SHA256

4539e736b893f92d4d240a4b9c07fce3fede4e499acab982c976fa35026dbb89
SHA512

128098bf72a0e28ec112b5d39585a37c1c6d845013c957de4dfe4b2f9480675b75c148fba49674d217eff5e052decb1403ac23d7f0d1609eb9a466915a121b7e
SSDEEP

6144:JljuGQohwwFwMDkf4ySkg1TCnh99nVPZPFtDwxJvV8F:njuGDhw2zkfMz9CnXFVPZLUG

Score

10^/10

bdaejec aspackv2 backdoor discovery spyware stealer

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/4044-8-0x0000000000010000-0x0000000000019000-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/0x000b000000023bb1-3.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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	wOBduN.exe

Executes dropped EXE 1 IoCs

pid	Process
4044	wOBduN.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe	wOBduN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javah.exe	wOBduN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\policytool.exe	wOBduN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\policytool.exe	wOBduN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe	wOBduN.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_pwa_launcher.exe	wOBduN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msotd.exe	wOBduN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE	wOBduN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE	wOBduN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe	wOBduN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe	wOBduN.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	wOBduN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe	wOBduN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmid.exe	wOBduN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe	wOBduN.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe	wOBduN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe	wOBduN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstack.exe	wOBduN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstatd.exe	wOBduN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE	wOBduN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	wOBduN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\tnameserv.exe	wOBduN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	wOBduN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	wOBduN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateBroker.exe	wOBduN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe	wOBduN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.123\chrome_installer.exe	wOBduN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe	wOBduN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe	wOBduN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe	wOBduN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\servertool.exe	wOBduN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Microsoft.Notes.exe	wOBduN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe	wOBduN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe	wOBduN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe	wOBduN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdate.exe	wOBduN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE	wOBduN.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe	wOBduN.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	wOBduN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe	wOBduN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\idlj.exe	wOBduN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe	wOBduN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jabswitch.exe	wOBduN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe	wOBduN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE	wOBduN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe	wOBduN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jhat.exe	wOBduN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java.exe	wOBduN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe	wOBduN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	wOBduN.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe	wOBduN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoev.exe	wOBduN.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE	wOBduN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javapackager.exe	wOBduN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jcmd.exe	wOBduN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe	wOBduN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe	wOBduN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe	wOBduN.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\unpack200.exe	wOBduN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	wOBduN.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe	wOBduN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe	wOBduN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe	wOBduN.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javadoc.exe	wOBduN.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	2024-12-21_452229d1ce1b93d955e7c94405f8d3dd_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wOBduN.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3148 wrote to memory of 4044	3148	2024-12-21_452229d1ce1b93d955e7c94405f8d3dd_smoke-loader_wapomi.exe	83
PID 3148 wrote to memory of 4044	3148	2024-12-21_452229d1ce1b93d955e7c94405f8d3dd_smoke-loader_wapomi.exe	83
PID 3148 wrote to memory of 4044	3148	2024-12-21_452229d1ce1b93d955e7c94405f8d3dd_smoke-loader_wapomi.exe	83
PID 4044 wrote to memory of 4436	4044	wOBduN.exe	99
PID 4044 wrote to memory of 4436	4044	wOBduN.exe	99
PID 4044 wrote to memory of 4436	4044	wOBduN.exe	99

C:\Users\Admin\AppData\Local\Temp\2024-12-21_452229d1ce1b93d955e7c94405f8d3dd_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-21_452229d1ce1b93d955e7c94405f8d3dd_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3148
- C:\Users\Admin\AppData\Local\Temp\wOBduN.exe
  C:\Users\Admin\AppData\Local\Temp\wOBduN.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:4044
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\387141f9.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4436

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\387141f9.bat

Filesize
187B

MD5
87c109abb208cd4d757e590dd884da29

SHA1
66354e82118f37b0e2693cb9052c56583a33d029

SHA256
9094ed910d6dcfb50f28517f3dabdffe65c2cfca72d7d63128e9ae872522cca2

SHA512
ae377155bfac9a623aff5d626567368d53d162898b2f2ffba103d45a04bb91ee45b3b72ed694e80d36f702e2b1a2db95f1cd650d5d90acb1dfc2369a8283bbd4

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/3148-0-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/3148-7-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/4044-4-0x0000000000010000-0x0000000000019000-memory.dmp

Filesize
36KB

Download
memory/4044-8-0x0000000000010000-0x0000000000019000-memory.dmp

Filesize
36KB

Download