bdaejec | 180bb4096818344fa9874bcb252b8a87900a0f9861d75a71859a7d8b629b2237

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-10-2024 09:36

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General

Target

180bb4096818344fa9874bcb252b8a87900a0f9861d75a71859a7d8b629b2237N.exe
Size

50KB
MD5

0d20f67c4790219816869e7f0b037fb0
SHA1

b8d9bc207d15e01a94f1d9229adeb78abee539b6
SHA256

180bb4096818344fa9874bcb252b8a87900a0f9861d75a71859a7d8b629b2237
SHA512

cb2feb26685113056f9af735f0ddcc62c52c8041ed934e828d9e879b18b77733a2dfd5a6011a365d0cb4a7ccfcc036ed7a80ae9a968eb1539f07fc4e54ef0c53
SSDEEP

768:uwsbi4i9QebPsnUrukDDd828fRRTnqQGPL4vzZq2o9W7GsxBbPr:uwsbi4i9QKPQUrdPR+RTnJGCq2iW7z

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

Detects Bdaejec Backdoor. 2 IoCs

Bdaejec is backdoor written in C++.

Processes:

resource	yara_rule
behavioral1/memory/2192-12-0x0000000001340000-0x0000000001349000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/2192-53-0x0000000001340000-0x0000000001349000-memory.dmp	family_bdaejec_backdoor

ASPack v2.12-2.42 2 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

Processes:

resource	yara_rule
behavioral1/files/0x0007000000012101-10.dat	aspack_v212_v242
behavioral1/memory/2196-11-0x0000000000140000-0x0000000000149000-memory.dmp	aspack_v212_v242

Executes dropped EXE 1 IoCs

Processes:

BuoekD.exe

pid	Process
2192	BuoekD.exe

Loads dropped DLL 2 IoCs

Processes:

180bb4096818344fa9874bcb252b8a87900a0f9861d75a71859a7d8b629b2237N.exe

pid	Process
2196	180bb4096818344fa9874bcb252b8a87900a0f9861d75a71859a7d8b629b2237N.exe
2196	180bb4096818344fa9874bcb252b8a87900a0f9861d75a71859a7d8b629b2237N.exe

Drops file in Program Files directory 64 IoCs

Processes:

BuoekD.exe

description	ioc	Process
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	BuoekD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	BuoekD.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	BuoekD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	BuoekD.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	BuoekD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	BuoekD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	BuoekD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	BuoekD.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe	BuoekD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\IEContentService.exe	BuoekD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	BuoekD.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	BuoekD.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	BuoekD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe	BuoekD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	BuoekD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	BuoekD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	BuoekD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	BuoekD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	BuoekD.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	BuoekD.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	BuoekD.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	BuoekD.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	BuoekD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	BuoekD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	BuoekD.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	BuoekD.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	BuoekD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	BuoekD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	BuoekD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CLVIEW.EXE	BuoekD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	BuoekD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	BuoekD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	BuoekD.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	BuoekD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	BuoekD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	BuoekD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	BuoekD.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	BuoekD.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	BuoekD.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	BuoekD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	BuoekD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	BuoekD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	BuoekD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe	BuoekD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	BuoekD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	BuoekD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	BuoekD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	BuoekD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	BuoekD.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	BuoekD.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	BuoekD.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	BuoekD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	BuoekD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	BuoekD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	BuoekD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	BuoekD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	BuoekD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	BuoekD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	BuoekD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	BuoekD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	BuoekD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	BuoekD.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	BuoekD.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	BuoekD.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:

180bb4096818344fa9874bcb252b8a87900a0f9861d75a71859a7d8b629b2237N.exeBuoekD.execmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	180bb4096818344fa9874bcb252b8a87900a0f9861d75a71859a7d8b629b2237N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BuoekD.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

180bb4096818344fa9874bcb252b8a87900a0f9861d75a71859a7d8b629b2237N.exeBuoekD.exe

description	pid	Process	procid_target
PID 2196 wrote to memory of 2192	2196	180bb4096818344fa9874bcb252b8a87900a0f9861d75a71859a7d8b629b2237N.exe	32
PID 2196 wrote to memory of 2192	2196	180bb4096818344fa9874bcb252b8a87900a0f9861d75a71859a7d8b629b2237N.exe	32
PID 2196 wrote to memory of 2192	2196	180bb4096818344fa9874bcb252b8a87900a0f9861d75a71859a7d8b629b2237N.exe	32
PID 2196 wrote to memory of 2192	2196	180bb4096818344fa9874bcb252b8a87900a0f9861d75a71859a7d8b629b2237N.exe	32
PID 2192 wrote to memory of 2624	2192	BuoekD.exe	34
PID 2192 wrote to memory of 2624	2192	BuoekD.exe	34
PID 2192 wrote to memory of 2624	2192	BuoekD.exe	34
PID 2192 wrote to memory of 2624	2192	BuoekD.exe	34

C:\Users\Admin\AppData\Local\Temp\180bb4096818344fa9874bcb252b8a87900a0f9861d75a71859a7d8b629b2237N.exe
"C:\Users\Admin\AppData\Local\Temp\180bb4096818344fa9874bcb252b8a87900a0f9861d75a71859a7d8b629b2237N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2196
- C:\Users\Admin\AppData\Local\Temp\BuoekD.exe
  C:\Users\Admin\AppData\Local\Temp\BuoekD.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2192
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\51e72b2d.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2624

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\BQQODH7V\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\46C429A0.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\51e72b2d.bat

Filesize
187B

MD5
4babd255869393e7d50a980ecdff05b1

SHA1
45c1b2b46c1c24b671fe5d15ea102aec78d30fc7

SHA256
a7efa927d788bf7f2b0899751ab173976b3d668a9513766a89abb816428700e4

SHA512
01de8834543c71ecd6dbe110d253188aa26532a8b76d4b858bb54e1cb83074df077232df99aa12108845e8f3dd19e0afc835aa7543668190e5c83575f33240bf

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2192-12-0x0000000001340000-0x0000000001349000-memory.dmp

Filesize
36KB

Download
memory/2192-53-0x0000000001340000-0x0000000001349000-memory.dmp

Filesize
36KB

Download
memory/2196-0-0x0000000000EA0000-0x0000000000EB0000-memory.dmp

Filesize
64KB

Download
memory/2196-11-0x0000000000140000-0x0000000000149000-memory.dmp

Filesize
36KB

Download
memory/2196-3-0x0000000000140000-0x0000000000149000-memory.dmp

Filesize
36KB

Download
memory/2196-55-0x0000000000EA0000-0x0000000000EB0000-memory.dmp

Filesize
64KB

Download
memory/2196-56-0x0000000000140000-0x0000000000149000-memory.dmp

Filesize
36KB

Download