bdaejec | ea6dfb4e7676fb7f6208a675d4baf73e053f66b4c1e8fe380471d991ff007c5b

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 18:26

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General

Target

2024-11-20_41c4a786a2b2a1e1500d0c3342ee0dd4_smoke-loader_wapomi.exe
Size

211KB
MD5

41c4a786a2b2a1e1500d0c3342ee0dd4
SHA1

242e7d3e38aa4b26fff9edf990af2c47f38a341a
SHA256

ea6dfb4e7676fb7f6208a675d4baf73e053f66b4c1e8fe380471d991ff007c5b
SHA512

eef2a6a8c0c1ebbe610406f79438bb0de427553c01a7dee709f0bba666b976110140d0bb79492cf6f0f374ee1b10469338da0e85c32da917395980bc2c22c2b6
SSDEEP

3072:4Vpr8hgJimB2qKt8KmOGIJ0q3tZd0vmfeV5VGCH:4jQ8B2qKtPmOXevhI

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
behavioral1/memory/2680-52-0x0000000000CA0000-0x0000000000CA9000-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
behavioral1/files/0x0003000000011ba1-4.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2680	sRIXps.exe

Loads dropped DLL 2 IoCs

pid	Process
2216	2024-11-20_41c4a786a2b2a1e1500d0c3342ee0dd4_smoke-loader_wapomi.exe
2216	2024-11-20_41c4a786a2b2a1e1500d0c3342ee0dd4_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	sRIXps.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	sRIXps.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	sRIXps.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	sRIXps.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	sRIXps.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	sRIXps.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	sRIXps.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	sRIXps.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	sRIXps.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	sRIXps.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	sRIXps.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jvisualvm.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe	sRIXps.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	sRIXps.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	sRIXps.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	sRIXps.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	sRIXps.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	sRIXps.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	sRIXps.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	sRIXps.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	sRIXps.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	sRIXps.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	sRIXps.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	sRIXps.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	sRIXps.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	sRIXps.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	sRIXps.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	sRIXps.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	sRIXps.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe	sRIXps.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe	sRIXps.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	sRIXps.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	sRIXps.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	sRIXps.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	sRIXps.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	sRIXps.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	sRIXps.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	sRIXps.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	sRIXps.exe
File opened for modification	C:\Program Files\Microsoft Games\SpiderSolitaire\SpiderSolitaire.exe	sRIXps.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	2024-11-20_41c4a786a2b2a1e1500d0c3342ee0dd4_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sRIXps.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 2680	2216	2024-11-20_41c4a786a2b2a1e1500d0c3342ee0dd4_smoke-loader_wapomi.exe	32
PID 2216 wrote to memory of 2680	2216	2024-11-20_41c4a786a2b2a1e1500d0c3342ee0dd4_smoke-loader_wapomi.exe	32
PID 2216 wrote to memory of 2680	2216	2024-11-20_41c4a786a2b2a1e1500d0c3342ee0dd4_smoke-loader_wapomi.exe	32
PID 2216 wrote to memory of 2680	2216	2024-11-20_41c4a786a2b2a1e1500d0c3342ee0dd4_smoke-loader_wapomi.exe	32
PID 2680 wrote to memory of 2156	2680	sRIXps.exe	34
PID 2680 wrote to memory of 2156	2680	sRIXps.exe	34
PID 2680 wrote to memory of 2156	2680	sRIXps.exe	34
PID 2680 wrote to memory of 2156	2680	sRIXps.exe	34

C:\Users\Admin\AppData\Local\Temp\2024-11-20_41c4a786a2b2a1e1500d0c3342ee0dd4_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-20_41c4a786a2b2a1e1500d0c3342ee0dd4_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2216
- C:\Users\Admin\AppData\Local\Temp\sRIXps.exe
  C:\Users\Admin\AppData\Local\Temp\sRIXps.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2680
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\6fc37722.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2156

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\Microsoft\Windows\Temporary Internet Files\Content.IE5\WUBCGJ0A\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\4C893D5F.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\6fc37722.bat

Filesize
187B

MD5
9aa634ab1b941f1c1200ab0a0cf73c11

SHA1
0faed5fd140a7c908bf3ecd0df1f077e1f55cf5b

SHA256
e127b32c642e2d1624d46fd9febd5b8c0a3374e049fe9ff5541b345e985f83ac

SHA512
9f421ec54861554a93e9bbed716fcb0ac9a6c92326108029b9a53f59d40b2072a9f517d81555ecae463e952c2d13613f6b7b3890a6d8135b2fbcfa071cead887

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2216-0-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2216-8-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2680-10-0x0000000000CA0000-0x0000000000CA9000-memory.dmp

Filesize
36KB

Download
memory/2680-52-0x0000000000CA0000-0x0000000000CA9000-memory.dmp

Filesize
36KB

Download