bdaejec | b76e4c7591381e56d7ebc14be90ed9c5f326dfc77a756aeb3eace4fa9ac03b8f

Analysis

max time kernel
148s
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
24-11-2024 15:00

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General

Target

2024-11-24_9c66873c0330af64560981f64dcb5bdf_smoke-loader_wapomi.exe
Size

1.1MB
MD5

9c66873c0330af64560981f64dcb5bdf
SHA1

ee554f2efff04d207b4cf3b2e16d3b9df66ce579
SHA256

b76e4c7591381e56d7ebc14be90ed9c5f326dfc77a756aeb3eace4fa9ac03b8f
SHA512

cd6067768fa7dc5320bd71b25b1a8b625822436f0399c4026b097148eb90f1235cf42084de0402637d891d4656442c332060d18db00aea41f9f0ebefaf6d161e
SSDEEP

12288:ZqOPajQUXXP8QvLWFx6Mo5rippDC7ee1hpls4Ey+:ZnajQEPnvg6PhWDC750

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++.

Processes:

resource	yara_rule
behavioral2/memory/4052-47-0x0000000000D50000-0x0000000000D59000-memory.dmp	family_bdaejec_backdoor

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

Processes:

resource	yara_rule
behavioral2/files/0x000b000000021647-3.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

Processes:

DuuJpM.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	DuuJpM.exe

Executes dropped EXE 1 IoCs

Processes:

DuuJpM.exe

pid	Process
4052	DuuJpM.exe

Drops file in Program Files directory 64 IoCs

Processes:

DuuJpM.exe

description	ioc	Process
File opened for modification	C:\Program Files\Java\jre-1.8\bin\policytool.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE	DuuJpM.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe	DuuJpM.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdb.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jmap.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\keytool.exe	DuuJpM.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE	DuuJpM.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javapackager.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe	DuuJpM.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jar.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javap.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoasb.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE	DuuJpM.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsimport.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoev.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\schemagen.exe	DuuJpM.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	DuuJpM.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\wsgen.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jjs.exe	DuuJpM.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE	DuuJpM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE	DuuJpM.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jabswitch.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	DuuJpM.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE	DuuJpM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE	DuuJpM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE	DuuJpM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe	DuuJpM.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	DuuJpM.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\createdump.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Integrator.exe	DuuJpM.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\Microsoft.Wallet.exe	DuuJpM.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe	DuuJpM.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Video.UI.exe	DuuJpM.exe
File opened for modification	C:\Program Files\dotnet\dotnet.exe	DuuJpM.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	DuuJpM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE	DuuJpM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE	DuuJpM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msotd.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE	DuuJpM.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe	DuuJpM.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe	DuuJpM.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe	DuuJpM.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
3604	3448	WerFault.exe	82

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

Processes:

2024-11-24_9c66873c0330af64560981f64dcb5bdf_smoke-loader_wapomi.exeDuuJpM.execmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-24_9c66873c0330af64560981f64dcb5bdf_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DuuJpM.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

2024-11-24_9c66873c0330af64560981f64dcb5bdf_smoke-loader_wapomi.exe

pid	Process
3448	2024-11-24_9c66873c0330af64560981f64dcb5bdf_smoke-loader_wapomi.exe
3448	2024-11-24_9c66873c0330af64560981f64dcb5bdf_smoke-loader_wapomi.exe
3448	2024-11-24_9c66873c0330af64560981f64dcb5bdf_smoke-loader_wapomi.exe
3448	2024-11-24_9c66873c0330af64560981f64dcb5bdf_smoke-loader_wapomi.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

2024-11-24_9c66873c0330af64560981f64dcb5bdf_smoke-loader_wapomi.exeDuuJpM.exe

description	pid	Process	procid_target
PID 3448 wrote to memory of 4052	3448	2024-11-24_9c66873c0330af64560981f64dcb5bdf_smoke-loader_wapomi.exe	83
PID 3448 wrote to memory of 4052	3448	2024-11-24_9c66873c0330af64560981f64dcb5bdf_smoke-loader_wapomi.exe	83
PID 3448 wrote to memory of 4052	3448	2024-11-24_9c66873c0330af64560981f64dcb5bdf_smoke-loader_wapomi.exe	83
PID 4052 wrote to memory of 4460	4052	DuuJpM.exe	87
PID 4052 wrote to memory of 4460	4052	DuuJpM.exe	87
PID 4052 wrote to memory of 4460	4052	DuuJpM.exe	87

C:\Users\Admin\AppData\Local\Temp\2024-11-24_9c66873c0330af64560981f64dcb5bdf_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-24_9c66873c0330af64560981f64dcb5bdf_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3448
- C:\Users\Admin\AppData\Local\Temp\DuuJpM.exe
  C:\Users\Admin\AppData\Local\Temp\DuuJpM.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:4052
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\30476cef.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4460
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3448 -s 1484
  2⤵
  - Program crash
  PID:3604

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3448 -ip 3448
1⤵
PID:2012

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\8R55UT9S\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\30476cef.bat

Filesize
187B

MD5
71cf9bf6a799e3df8db9032fd019d4d4

SHA1
cc3f7f6f023938674798b08dfa89b2d88fa92120

SHA256
9c3459ffbb4db51e314dc7711a748d338bff6150698188135be103171cece0ec

SHA512
7f155eca7df97897445634f87a613f8eb3868275e48edee327fb6b31f4f4c798812b5545ba6767cb7449cbda739053fe7747a7997ed38b7044940a8a653e998a

Download Submit
C:\Users\Admin\AppData\Local\Temp\4FB9071D.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/3448-0-0x0000000000400000-0x0000000000523000-memory.dmp

Filesize
1.1MB

Download
memory/3448-42-0x0000000000400000-0x0000000000523000-memory.dmp

Filesize
1.1MB

Download
memory/4052-4-0x0000000000D50000-0x0000000000D59000-memory.dmp

Filesize
36KB

Download
memory/4052-47-0x0000000000D50000-0x0000000000D59000-memory.dmp

Filesize
36KB

Download