bdaejec | 8a27ed4d8f05638b6b22feb46a22025c263c0b7ab5acf468233ff22aae397a98

Analysis

max time kernel
106s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28-12-2024 08:32

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General

Target

2024-12-28_61305055de9bf7991e3c7e6de68414ca_karagany_mafia_wapomi.exe
Size

140KB
MD5

61305055de9bf7991e3c7e6de68414ca
SHA1

f67f9b58165e0088dc52fe8f73d97b814b44dcd3
SHA256

8a27ed4d8f05638b6b22feb46a22025c263c0b7ab5acf468233ff22aae397a98
SHA512

8567b36d11a47f0d872349190c86108c17c6ddf21b53bcef17ace5ef46db20dcf21bc2c90cd932a82f3aa34fa2e5251dddd9948f719488bc82b5dd0ceaaa1cec
SSDEEP

3072:JtcbgiCNx3ezv6BirX1cDFA60LPkETEhFLB1a1ApmeRYE69GGCH:Abg3eugrl6p0bQWP

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/4880-8-0x0000000000850000-0x0000000000859000-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/0x000b000000023b8f-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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	YiInxc.exe

Executes dropped EXE 1 IoCs

pid	Process
4880	YiInxc.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	YiInxc.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\orbd.exe	YiInxc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jhat.exe	YiInxc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE	YiInxc.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	YiInxc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe	YiInxc.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe	YiInxc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe	YiInxc.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ssvagent.exe	YiInxc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE	YiInxc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe	YiInxc.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	YiInxc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe	YiInxc.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	YiInxc.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	YiInxc.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe	YiInxc.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{87F23B05-A117-4666-BB8C-A9C77E6BFB56}\chrome_installer.exe	YiInxc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\keytool.exe	YiInxc.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaw.exe	YiInxc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe	YiInxc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE	YiInxc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe	YiInxc.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe	YiInxc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe	YiInxc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsgen.exe	YiInxc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE	YiInxc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE	YiInxc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe	YiInxc.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe	YiInxc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe	YiInxc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe	YiInxc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Integrator.exe	YiInxc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\StoreExperienceHost.exe	YiInxc.exe
File opened for modification	C:\Program Files\dotnet\dotnet.exe	YiInxc.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe	YiInxc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe	YiInxc.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe	YiInxc.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\servertool.exe	YiInxc.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	YiInxc.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler.exe	YiInxc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jar.exe	YiInxc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javah.exe	YiInxc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\serialver.exe	YiInxc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe	YiInxc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE	YiInxc.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	YiInxc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jconsole.exe	YiInxc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe	YiInxc.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	YiInxc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.19071.19011.0_x64__8wekyb3d8bbwe\Music.UI.exe	YiInxc.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe	YiInxc.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe	YiInxc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe	YiInxc.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jabswitch.exe	YiInxc.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java.exe	YiInxc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVLP.exe	YiInxc.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe	YiInxc.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	YiInxc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe	YiInxc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\3DViewer.exe	YiInxc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe	YiInxc.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\Microsoft.Wallet.exe	YiInxc.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe	YiInxc.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe	YiInxc.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	2024-12-28_61305055de9bf7991e3c7e6de68414ca_karagany_mafia_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	YiInxc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3636 wrote to memory of 4880	3636	2024-12-28_61305055de9bf7991e3c7e6de68414ca_karagany_mafia_wapomi.exe	85
PID 3636 wrote to memory of 4880	3636	2024-12-28_61305055de9bf7991e3c7e6de68414ca_karagany_mafia_wapomi.exe	85
PID 3636 wrote to memory of 4880	3636	2024-12-28_61305055de9bf7991e3c7e6de68414ca_karagany_mafia_wapomi.exe	85
PID 4880 wrote to memory of 4992	4880	YiInxc.exe	95
PID 4880 wrote to memory of 4992	4880	YiInxc.exe	95
PID 4880 wrote to memory of 4992	4880	YiInxc.exe	95

C:\Users\Admin\AppData\Local\Temp\2024-12-28_61305055de9bf7991e3c7e6de68414ca_karagany_mafia_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-28_61305055de9bf7991e3c7e6de68414ca_karagany_mafia_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3636
- C:\Users\Admin\AppData\Local\Temp\YiInxc.exe
  C:\Users\Admin\AppData\Local\Temp\YiInxc.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:4880
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\0ed61e9f.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4992

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\0ed61e9f.bat

Filesize
187B

MD5
56e7ebe3e6c9b7e225f5072a6c6c44ed

SHA1
7fc91670ca0f57bb36e18880a26e55200982ed43

SHA256
9e8b32ccf76a269110de8aa1792a3cec02b256a974a042cb8ae0322c0a382b61

SHA512
4def0ae3d1f5316dedf0bf06c43a59e9dd519b104362f10074e646aa78015eaf2a8342d46f32939485556a63c8fc371aa79c13798b17566eb5a4eae955fbf57f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/3636-0-0x00000000009C0000-0x00000000009EB000-memory.dmp

Filesize
172KB

Download
memory/3636-7-0x00000000009C0000-0x00000000009EB000-memory.dmp

Filesize
172KB

Download
memory/4880-4-0x0000000000850000-0x0000000000859000-memory.dmp

Filesize
36KB

Download
memory/4880-8-0x0000000000850000-0x0000000000859000-memory.dmp

Filesize
36KB

Download