bdaejec | c41f7ffdda089471c034613a55dec0d374d4aca312d8b3200e7aa6f699fe7e9f

Analysis

max time kernel
71s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
25-01-2025 05:57

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c41f7ffdda089471c034613a55dec0d374d4aca312d8b3200e7aa6f699fe7e9fN.exe
Size

205KB
MD5

23c5c9a9d933c554145b8d6ddceca510
SHA1

adec9055aa0b187587c8b097e94237a075ce89e0
SHA256

c41f7ffdda089471c034613a55dec0d374d4aca312d8b3200e7aa6f699fe7e9f
SHA512

a277f91ea1001be0f058afdc8186d6ad86a8c58f8544991fd05354ff0f53033c50dafb19d090f3c75a29444f982c7e87d45e5ed25a1d0ad3cae140db1fe9df70
SSDEEP

3072:SJ3LOtoXrqdWoX8ib8qzsrEULieF8B6uRMEc7ly5NsZQIGCH:SZgyrqdWjibwrEULieF66u/40se1

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/2896-55-0x0000000000FC0000-0x0000000000FC9000-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/0x000800000001227e-8.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2896	LAVfrD.exe

Loads dropped DLL 2 IoCs

pid	Process
2748	c41f7ffdda089471c034613a55dec0d374d4aca312d8b3200e7aa6f699fe7e9fN.exe
2748	c41f7ffdda089471c034613a55dec0d374d4aca312d8b3200e7aa6f699fe7e9fN.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\klist.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	LAVfrD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE	LAVfrD.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	LAVfrD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	LAVfrD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	LAVfrD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	LAVfrD.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	LAVfrD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\misc.exe	LAVfrD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	LAVfrD.exe
File opened for modification	C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE	LAVfrD.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	LAVfrD.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe	LAVfrD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	LAVfrD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	LAVfrD.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	LAVfrD.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Icons\SC_Reader.exe	LAVfrD.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe	LAVfrD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	LAVfrD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	LAVfrD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	LAVfrD.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	LAVfrD.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	LAVfrD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	LAVfrD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	LAVfrD.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 4 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	LAVfrD.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c41f7ffdda089471c034613a55dec0d374d4aca312d8b3200e7aa6f699fe7e9fN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regedit.exe

Runs .reg file with regedit 1 IoCs

pid	Process
2800	regedit.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2748 wrote to memory of 2896	2748	c41f7ffdda089471c034613a55dec0d374d4aca312d8b3200e7aa6f699fe7e9fN.exe	31
PID 2748 wrote to memory of 2896	2748	c41f7ffdda089471c034613a55dec0d374d4aca312d8b3200e7aa6f699fe7e9fN.exe	31
PID 2748 wrote to memory of 2896	2748	c41f7ffdda089471c034613a55dec0d374d4aca312d8b3200e7aa6f699fe7e9fN.exe	31
PID 2748 wrote to memory of 2896	2748	c41f7ffdda089471c034613a55dec0d374d4aca312d8b3200e7aa6f699fe7e9fN.exe	31
PID 2748 wrote to memory of 2800	2748	c41f7ffdda089471c034613a55dec0d374d4aca312d8b3200e7aa6f699fe7e9fN.exe	32
PID 2748 wrote to memory of 2800	2748	c41f7ffdda089471c034613a55dec0d374d4aca312d8b3200e7aa6f699fe7e9fN.exe	32
PID 2748 wrote to memory of 2800	2748	c41f7ffdda089471c034613a55dec0d374d4aca312d8b3200e7aa6f699fe7e9fN.exe	32
PID 2748 wrote to memory of 2800	2748	c41f7ffdda089471c034613a55dec0d374d4aca312d8b3200e7aa6f699fe7e9fN.exe	32
PID 2896 wrote to memory of 2236	2896	LAVfrD.exe	34
PID 2896 wrote to memory of 2236	2896	LAVfrD.exe	34
PID 2896 wrote to memory of 2236	2896	LAVfrD.exe	34
PID 2896 wrote to memory of 2236	2896	LAVfrD.exe	34

C:\Users\Admin\AppData\Local\Temp\c41f7ffdda089471c034613a55dec0d374d4aca312d8b3200e7aa6f699fe7e9fN.exe
"C:\Users\Admin\AppData\Local\Temp\c41f7ffdda089471c034613a55dec0d374d4aca312d8b3200e7aa6f699fe7e9fN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Users\Admin\AppData\Local\Temp\LAVfrD.exe
  C:\Users\Admin\AppData\Local\Temp\LAVfrD.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2896
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\40612671.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2236
- C:\Windows\SysWOW64\regedit.exe
  C:\Windows\regedit.exe /s "C:\Users\Admin\AppData\Local\Temp\config.reg"
  2⤵
  - System Location Discovery: System Language Discovery
  - Runs .reg file with regedit
  PID:2800

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\NT668XG4\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\40612671.bat

Filesize
187B

MD5
0f0e01a247ed3676a52ab5f83b50b204

SHA1
44cf7368d513fe8f67ee86014e5345986c52aff6

SHA256
9bb88cf843d0ce6f82e9b90855927590a180bd2cc2fa4505c54c6b14448d14c1

SHA512
794436385757f090dbb28b6ff41e24d949b44e515a9a22fea92877ceae970a7a26cee2141ca21ddac0c5504e7ddf0d4c1435180df1ee9ea7890969c0cb7a99bc

Download Submit
C:\Users\Admin\AppData\Local\Temp\54F72C1E.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2748-0-0x00000000011B0000-0x00000000011EA000-memory.dmp

Filesize
232KB

Download
memory/2748-10-0x0000000000FC0000-0x0000000000FC9000-memory.dmp

Filesize
36KB

Download
memory/2748-9-0x0000000000FC0000-0x0000000000FC9000-memory.dmp

Filesize
36KB

Download
memory/2748-57-0x00000000011B0000-0x00000000011EA000-memory.dmp

Filesize
232KB

Download
memory/2896-11-0x0000000000FC0000-0x0000000000FC9000-memory.dmp

Filesize
36KB

Download
memory/2896-55-0x0000000000FC0000-0x0000000000FC9000-memory.dmp

Filesize
36KB

Download