bdaejec | cd2d13433af5393a041e3c43df7b6e5eddfe6f5f3991ea5730325782a10627a8

Analysis

max time kernel
149s
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
05-01-2025 14:53

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General

Target

2025-01-05_bf045dd00765e96e89083b76488f191f_smoke-loader_wapomi.exe
Size

80KB
MD5

bf045dd00765e96e89083b76488f191f
SHA1

f8fa6d9404c911fc37c0cb8c7455ba3ef08139ba
SHA256

cd2d13433af5393a041e3c43df7b6e5eddfe6f5f3991ea5730325782a10627a8
SHA512

3591475c1da15658f4be5b950b7c05bfac762623489bb38ea3f71b18fb1765a1bf6f38ca46c3dfb9f62e7ea044261ddc61f563c7cb16f96da514847d08f7eaf2
SSDEEP

1536:Yg/6/tM8NXDjPX0QWlfGMckTQx7GCq2iW7z:Hk3U8kTQJGCH

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/2608-15-0x0000000000300000-0x0000000000309000-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/0x000c000000023b8e-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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	Kkb.exe

Executes dropped EXE 1 IoCs

pid	Process
2608	Kkb.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdb.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\pack200.exe	Kkb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jconsole.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe	Kkb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe	Kkb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe	Kkb.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java-rmi.exe	Kkb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe	Kkb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\codecpacks.heif.exe	Kkb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jar.exe	Kkb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\Microsoft.Wallet.exe	Kkb.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe	Kkb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe	Kkb.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateBroker.exe	Kkb.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\servertool.exe	Kkb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe	Kkb.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	Kkb.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	Kkb.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe	Kkb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe	Kkb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\schemagen.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmid.exe	Kkb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe	Kkb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\misc.exe	Kkb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.exe	Kkb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javap.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jjs.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\klist.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe	Kkb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe	Kkb.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\kinit.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\kinit.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ktab.exe	Kkb.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	Kkb.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	Kkb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe	Kkb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe	Kkb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaw.exe	Kkb.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe	Kkb.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\policytool.exe	Kkb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe	Kkb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe	Kkb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaws.exe	Kkb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE	Kkb.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe	Kkb.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\rmic.exe	Kkb.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	Kkb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe	Kkb.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	2025-01-05_bf045dd00765e96e89083b76488f191f_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Kkb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1336 wrote to memory of 2608	1336	2025-01-05_bf045dd00765e96e89083b76488f191f_smoke-loader_wapomi.exe	84
PID 1336 wrote to memory of 2608	1336	2025-01-05_bf045dd00765e96e89083b76488f191f_smoke-loader_wapomi.exe	84
PID 1336 wrote to memory of 2608	1336	2025-01-05_bf045dd00765e96e89083b76488f191f_smoke-loader_wapomi.exe	84
PID 2608 wrote to memory of 2164	2608	Kkb.exe	102
PID 2608 wrote to memory of 2164	2608	Kkb.exe	102
PID 2608 wrote to memory of 2164	2608	Kkb.exe	102

C:\Users\Admin\AppData\Local\Temp\2025-01-05_bf045dd00765e96e89083b76488f191f_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-05_bf045dd00765e96e89083b76488f191f_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1336
- C:\Users\Admin\AppData\Local\Temp\Kkb.exe
  C:\Users\Admin\AppData\Local\Temp\Kkb.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:2608
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\33156cb5.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2164

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\33156cb5.bat

Filesize
181B

MD5
8ff23931fe39507e8cc1d7e9d9b0f825

SHA1
cc70cc75ccbd159c438e96a5b7ef51336c930de6

SHA256
f700b15ebcbbacbe2cbe005e1a5405b245ca4cc400169c788bfa64cc54703e49

SHA512
b36559ce2565d6fb92e69bfa6a6caa918eabab9705816e4ba30ba04494295bb7d48648517f2c56f44317bf58f4073c07b88fe3ad2c37e9d519e4b0c291b02168

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1336-0-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/1336-5-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2608-6-0x0000000000300000-0x0000000000309000-memory.dmp

Filesize
36KB

Download
memory/2608-15-0x0000000000300000-0x0000000000309000-memory.dmp

Filesize
36KB

Download