bdaejec | f6ce2397faf8422662ef027e8f92b267cffc69eecc05139d57787632765e0578

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20250207-en
resource tags

arch:x64arch:x86image:win7-20250207-enlocale:en-usos:windows7-x64system
submitted
22/03/2025, 07:51

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General

Target

f6ce2397faf8422662ef027e8f92b267cffc69eecc05139d57787632765e0578.exe
Size

1.6MB
MD5

0376e8bd1101e93d6cffe6506a66afeb
SHA1

3cb9fe7869515095c7ab4559fa7bacd3b822be94
SHA256

f6ce2397faf8422662ef027e8f92b267cffc69eecc05139d57787632765e0578
SHA512

2390eecfc32cd4eba221f8c690219284e73ce8154ac55bf5d872d6621e47f4da2043a4fb68db657fba7ee79193a4a2312352c60fec3a5675f2db75dcf721d786
SSDEEP

49152:EIMmB2/xzPfii1IvQb2DRX2gSw3ykLhAh14QBG7aqbjHq1:E/m2/x7fi1Ib2DH5ykmh1NB

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/2296-53-0x0000000000340000-0x0000000000349000-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/0x000b00000001225f-10.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2296	mxSiyM.exe

Loads dropped DLL 2 IoCs

pid	Process
2336	f6ce2397faf8422662ef027e8f92b267cffc69eecc05139d57787632765e0578.exe
2336	f6ce2397faf8422662ef027e8f92b267cffc69eecc05139d57787632765e0578.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	mxSiyM.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Microsoft Games\SpiderSolitaire\SpiderSolitaire.exe	mxSiyM.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe	mxSiyM.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe	mxSiyM.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	mxSiyM.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	mxSiyM.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	mxSiyM.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\misc.exe	mxSiyM.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	mxSiyM.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	mxSiyM.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	mxSiyM.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	mxSiyM.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PPTICO.EXE	mxSiyM.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	mxSiyM.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	mxSiyM.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	mxSiyM.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	mxSiyM.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	mxSiyM.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	mxSiyM.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	mxSiyM.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	mxSiyM.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	mxSiyM.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{DBDFDBC7-852F-450E-9B47-532B7DEA2711}\chrome_installer.exe	mxSiyM.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	mxSiyM.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	mxSiyM.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	mxSiyM.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	mxSiyM.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	f6ce2397faf8422662ef027e8f92b267cffc69eecc05139d57787632765e0578.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mxSiyM.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2336	f6ce2397faf8422662ef027e8f92b267cffc69eecc05139d57787632765e0578.exe
2336	f6ce2397faf8422662ef027e8f92b267cffc69eecc05139d57787632765e0578.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2336 wrote to memory of 2296	2336	f6ce2397faf8422662ef027e8f92b267cffc69eecc05139d57787632765e0578.exe	31
PID 2336 wrote to memory of 2296	2336	f6ce2397faf8422662ef027e8f92b267cffc69eecc05139d57787632765e0578.exe	31
PID 2336 wrote to memory of 2296	2336	f6ce2397faf8422662ef027e8f92b267cffc69eecc05139d57787632765e0578.exe	31
PID 2336 wrote to memory of 2296	2336	f6ce2397faf8422662ef027e8f92b267cffc69eecc05139d57787632765e0578.exe	31
PID 2296 wrote to memory of 2816	2296	mxSiyM.exe	33
PID 2296 wrote to memory of 2816	2296	mxSiyM.exe	33
PID 2296 wrote to memory of 2816	2296	mxSiyM.exe	33
PID 2296 wrote to memory of 2816	2296	mxSiyM.exe	33

C:\Users\Admin\AppData\Local\Temp\f6ce2397faf8422662ef027e8f92b267cffc69eecc05139d57787632765e0578.exe
"C:\Users\Admin\AppData\Local\Temp\f6ce2397faf8422662ef027e8f92b267cffc69eecc05139d57787632765e0578.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Users\Admin\AppData\Local\Temp\mxSiyM.exe
  C:\Users\Admin\AppData\Local\Temp\mxSiyM.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2296
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\118515d0.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2816

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\FN7UQQ6Z\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\118515d0.bat

Filesize
187B

MD5
7cff76fc6735676f6581e2d4002399bc

SHA1
42ac46f57981253e6921afc669bfd216369885b2

SHA256
43891f52aa0761eac7d23a5ec49d1bb4b7e2186f360c96141538dfbdd2f25ef3

SHA512
4ef23d1ff90b9e00c4a52d29018c7a9c28fe049483847e32ce49eeab91cd179e349384510050de14bc47d4b2937e9a216514a9a9af472c95438410470f54a7ea

Download Submit
C:\Users\Admin\AppData\Local\Temp\445F1C3D.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2296-53-0x0000000000340000-0x0000000000349000-memory.dmp

Filesize
36KB

Download
memory/2336-0-0x0000000000F20000-0x00000000010CB000-memory.dmp

Filesize
1.7MB

Download
memory/2336-9-0x0000000000110000-0x0000000000119000-memory.dmp

Filesize
36KB

Download
memory/2336-3-0x0000000000110000-0x0000000000119000-memory.dmp

Filesize
36KB

Download
memory/2336-55-0x0000000000F20000-0x00000000010CB000-memory.dmp

Filesize
1.7MB

Download
memory/2336-56-0x0000000000110000-0x0000000000119000-memory.dmp

Filesize
36KB

Download