bdaejec | dd23b91802db436df659ce628cd7ac36e1b5240b55f711f69c595c4b7d537e41

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-11-2024 04:35

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General

Target

2024-11-25_3678b6fac035fcc1f705c291a9039c58_smoke-loader_wapomi.exe
Size

35KB
MD5

3678b6fac035fcc1f705c291a9039c58
SHA1

925a09039de5d0006daf64cbacb798d285f91445
SHA256

dd23b91802db436df659ce628cd7ac36e1b5240b55f711f69c595c4b7d537e41
SHA512

00ee093f46e49d7709a9a1dddc5f8e6b1d782832355bb8946382a2208fc9f5c9a6563670d947d71e0d21a4949a9ff66bd17f68484377b0c6f71ec30fa25b1be7
SSDEEP

768:3wv4s7UUpOvj8u4Mf4MMRt4Mtj6QGPL4vzZq2o9W7GsxBbPr:3wvvoqO4uP87t5GCq2iW7z

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
behavioral1/memory/1724-54-0x0000000001120000-0x0000000001129000-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
behavioral1/files/0x0009000000012281-4.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

Processes:

nvKAct.exe

pid	Process
1724	nvKAct.exe

Loads dropped DLL 2 IoCs

Processes:

2024-11-25_3678b6fac035fcc1f705c291a9039c58_smoke-loader_wapomi.exe

pid	Process
1908	2024-11-25_3678b6fac035fcc1f705c291a9039c58_smoke-loader_wapomi.exe
1908	2024-11-25_3678b6fac035fcc1f705c291a9039c58_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

Processes:

nvKAct.exe

description	ioc	Process
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	nvKAct.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	nvKAct.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	nvKAct.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	nvKAct.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE	nvKAct.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	nvKAct.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	nvKAct.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	nvKAct.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	nvKAct.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe	nvKAct.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe	nvKAct.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	nvKAct.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	nvKAct.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	nvKAct.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	nvKAct.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	nvKAct.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	nvKAct.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	nvKAct.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	nvKAct.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	nvKAct.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	nvKAct.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	nvKAct.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	nvKAct.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	nvKAct.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	nvKAct.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	nvKAct.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	nvKAct.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	nvKAct.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	nvKAct.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	nvKAct.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	nvKAct.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	nvKAct.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	nvKAct.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	nvKAct.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	nvKAct.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	nvKAct.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	nvKAct.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	nvKAct.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	nvKAct.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

Processes:

2024-11-25_3678b6fac035fcc1f705c291a9039c58_smoke-loader_wapomi.exenvKAct.execmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-25_3678b6fac035fcc1f705c291a9039c58_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nvKAct.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

2024-11-25_3678b6fac035fcc1f705c291a9039c58_smoke-loader_wapomi.exe

pid	Process
1908	2024-11-25_3678b6fac035fcc1f705c291a9039c58_smoke-loader_wapomi.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

2024-11-25_3678b6fac035fcc1f705c291a9039c58_smoke-loader_wapomi.exenvKAct.exe

description	pid	Process	procid_target
PID 1908 wrote to memory of 1724	1908	2024-11-25_3678b6fac035fcc1f705c291a9039c58_smoke-loader_wapomi.exe	30
PID 1908 wrote to memory of 1724	1908	2024-11-25_3678b6fac035fcc1f705c291a9039c58_smoke-loader_wapomi.exe	30
PID 1908 wrote to memory of 1724	1908	2024-11-25_3678b6fac035fcc1f705c291a9039c58_smoke-loader_wapomi.exe	30
PID 1908 wrote to memory of 1724	1908	2024-11-25_3678b6fac035fcc1f705c291a9039c58_smoke-loader_wapomi.exe	30
PID 1724 wrote to memory of 1804	1724	nvKAct.exe	32
PID 1724 wrote to memory of 1804	1724	nvKAct.exe	32
PID 1724 wrote to memory of 1804	1724	nvKAct.exe	32
PID 1724 wrote to memory of 1804	1724	nvKAct.exe	32

C:\Users\Admin\AppData\Local\Temp\2024-11-25_3678b6fac035fcc1f705c291a9039c58_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-25_3678b6fac035fcc1f705c291a9039c58_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1908
- C:\Users\Admin\AppData\Local\Temp\nvKAct.exe
  C:\Users\Admin\AppData\Local\Temp\nvKAct.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1724
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\00c971ba.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1804

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\00c971ba.bat

Filesize
187B

MD5
2c5618deeb921f44681a2ec939d541a9

SHA1
6ecd121abbda996384aa2ae74ae28b18b3cb408a

SHA256
aad62bd98ba4b006c7a5ee9fcdfc5c48e9d03bfb1008d0f4a44a843271d03c4d

SHA512
79c715a2c04bd49f665879d43a20d1151e896e10570cf876016b332bc2164298dfe7fc470923b174298772965f138e091f78780002e17963f87510a09f0a3d5e

Download Submit
C:\Users\Admin\AppData\Local\Temp\754D472B.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
\Users\Admin\AppData\Local\Temp\nvKAct.exe

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1724-11-0x0000000001120000-0x0000000001129000-memory.dmp

Filesize
36KB

Download
memory/1724-54-0x0000000001120000-0x0000000001129000-memory.dmp

Filesize
36KB

Download
memory/1908-0-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/1908-10-0x00000000002D0000-0x00000000002D9000-memory.dmp

Filesize
36KB

Download
memory/1908-9-0x00000000002D0000-0x00000000002D9000-memory.dmp

Filesize
36KB

Download
memory/1908-56-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download