bdaejec | 429f3e4077707113c1b7a8af7e45f5dd304faf297cb6d554d428f7e273dafe17

Analysis

max time kernel
117s
max time network
125s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13/11/2024, 20:39

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General

Target

429f3e4077707113c1b7a8af7e45f5dd304faf297cb6d554d428f7e273dafe17N.exe
Size

387KB
MD5

4dab2f7cac16a2c1ab690e34d24449e0
SHA1

db17883dd6a948505514170dbdb4a2d9ec4a716f
SHA256

429f3e4077707113c1b7a8af7e45f5dd304faf297cb6d554d428f7e273dafe17
SHA512

b5cd2a984e1f3c7e4598f6bf0dfc810d7c9851076fea24cb4478679d241ed2c478c8074ce28b44eccb35b5c479c22807377ffae2b073b9ecf062ebcedd574900
SSDEEP

6144:Ku4/N3Ey3OnuxqL7Hv0f5JISfqLJAazynL3c+fR6T:Ku4/NNWv0f5JISfqLhzynL37

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. 2 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral1/memory/3064-11-0x00000000003A0000-0x00000000003A9000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/3064-52-0x00000000003A0000-0x00000000003A9000-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/0x000d0000000122e4-8.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
3064	pDVdne.exe

Loads dropped DLL 2 IoCs

pid	Process
2344	429f3e4077707113c1b7a8af7e45f5dd304faf297cb6d554d428f7e273dafe17N.exe
2344	429f3e4077707113c1b7a8af7e45f5dd304faf297cb6d554d428f7e273dafe17N.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	pDVdne.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\misc.exe	pDVdne.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	pDVdne.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	pDVdne.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	pDVdne.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	pDVdne.exe
File opened for modification	C:\Program Files\Java\jre7\bin\pack200.exe	pDVdne.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	pDVdne.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	pDVdne.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	pDVdne.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	pDVdne.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	pDVdne.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	pDVdne.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe	pDVdne.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	pDVdne.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	pDVdne.exe
File opened for modification	C:\Program Files\Microsoft Games\SpiderSolitaire\SpiderSolitaire.exe	pDVdne.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	pDVdne.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	pDVdne.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	pDVdne.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	pDVdne.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	pDVdne.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	pDVdne.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	pDVdne.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	pDVdne.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	pDVdne.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	pDVdne.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	pDVdne.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	pDVdne.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	pDVdne.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe	pDVdne.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe	pDVdne.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	pDVdne.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	pDVdne.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	pDVdne.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	pDVdne.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe	pDVdne.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	pDVdne.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe	pDVdne.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	pDVdne.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	pDVdne.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe	pDVdne.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	pDVdne.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	pDVdne.exe
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	pDVdne.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	pDVdne.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	pDVdne.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	pDVdne.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe	pDVdne.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	pDVdne.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	pDVdne.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	pDVdne.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	pDVdne.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	pDVdne.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	pDVdne.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	pDVdne.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	pDVdne.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	pDVdne.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	pDVdne.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	pDVdne.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	pDVdne.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE	pDVdne.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	pDVdne.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe	pDVdne.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	429f3e4077707113c1b7a8af7e45f5dd304faf297cb6d554d428f7e273dafe17N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pDVdne.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 3064	2344	429f3e4077707113c1b7a8af7e45f5dd304faf297cb6d554d428f7e273dafe17N.exe	31
PID 2344 wrote to memory of 3064	2344	429f3e4077707113c1b7a8af7e45f5dd304faf297cb6d554d428f7e273dafe17N.exe	31
PID 2344 wrote to memory of 3064	2344	429f3e4077707113c1b7a8af7e45f5dd304faf297cb6d554d428f7e273dafe17N.exe	31
PID 2344 wrote to memory of 3064	2344	429f3e4077707113c1b7a8af7e45f5dd304faf297cb6d554d428f7e273dafe17N.exe	31
PID 3064 wrote to memory of 2616	3064	pDVdne.exe	33
PID 3064 wrote to memory of 2616	3064	pDVdne.exe	33
PID 3064 wrote to memory of 2616	3064	pDVdne.exe	33
PID 3064 wrote to memory of 2616	3064	pDVdne.exe	33

C:\Users\Admin\AppData\Local\Temp\429f3e4077707113c1b7a8af7e45f5dd304faf297cb6d554d428f7e273dafe17N.exe
"C:\Users\Admin\AppData\Local\Temp\429f3e4077707113c1b7a8af7e45f5dd304faf297cb6d554d428f7e273dafe17N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2344
- C:\Users\Admin\AppData\Local\Temp\pDVdne.exe
  C:\Users\Admin\AppData\Local\Temp\pDVdne.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3064
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\3e663111.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2616

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\PLSLTMYI\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\00EF669A.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\3e663111.bat

Filesize
187B

MD5
2e626851f6d178ef60145e200380f235

SHA1
c194c5b5e90424105146f4cf2a6df42cf0a31cdb

SHA256
48addf5db0023d13892f7b7b619ee6d2b6cdf9e58589476cb9be4b44630d03f1

SHA512
1f12a6989e90093292df39f3bdc62173fd86b8ae863a71fc151c05e71c32009a5e076f0f16a9b92566d4b6dc9518ff83d72fca72a21956274640b77a3cf8542b

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2344-10-0x0000000000F00000-0x0000000006768000-memory.dmp

Filesize
88.4MB

Download
memory/2344-54-0x0000000000F00000-0x0000000006768000-memory.dmp

Filesize
88.4MB

Download
memory/3064-11-0x00000000003A0000-0x00000000003A9000-memory.dmp

Filesize
36KB

Download
memory/3064-52-0x00000000003A0000-0x00000000003A9000-memory.dmp

Filesize
36KB

Download