bdaejec | 6b518ce4347bd443899013394cdb4e2c0cd7782335953ad94c3ed4577d0a0cd3

Analysis

max time kernel
79s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
31-12-2024 03:54

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General

Target

6b518ce4347bd443899013394cdb4e2c0cd7782335953ad94c3ed4577d0a0cd3.exe
Size

141KB
MD5

0ce7cacaa49d6b4111977c1844f8182c
SHA1

d08c0fdde6b1bf32ed7d8d193ec4b73bcfee3cc1
SHA256

6b518ce4347bd443899013394cdb4e2c0cd7782335953ad94c3ed4577d0a0cd3
SHA512

2b7a48387179adefe4e0ac25e976b1c7995ae37223f529d21f018e96553cdfa03c68cd495f4c9fd9f3bc7fcdaa1b4cd81c1a5afc09fb1c21d8f6d3837c187556
SSDEEP

1536:BKnrXO3fbLMkihYSVRHSKv2UV9MsPJ+ff0XdBch52KYopz871GCq2iW7zu:B3TLsbrR3V9JZtS52KYopz85GCHi

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/1484-29-0x0000000000FF0000-0x0000000000FF9000-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/0x00080000000120fe-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
1484	Hse.exe

Loads dropped DLL 2 IoCs

pid	Process
2308	6b518ce4347bd443899013394cdb4e2c0cd7782335953ad94c3ed4577d0a0cd3.exe
2308	6b518ce4347bd443899013394cdb4e2c0cd7782335953ad94c3ed4577d0a0cd3.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\jabswitch.exe	Hse.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	Hse.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	Hse.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CLVIEW.EXE	Hse.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	Hse.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	Hse.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	Hse.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe	Hse.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe	Hse.exe
File opened for modification	C:\Program Files\Microsoft Games\Hearts\Hearts.exe	Hse.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	Hse.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	Hse.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	Hse.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	Hse.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	Hse.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	Hse.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	Hse.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	Hse.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	Hse.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	Hse.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	Hse.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	Hse.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	Hse.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	Hse.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	Hse.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe	Hse.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	Hse.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	Hse.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	Hse.exe
File opened for modification	C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE	Hse.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	Hse.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	Hse.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	Hse.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	Hse.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	Hse.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	Hse.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	Hse.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	Hse.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe	Hse.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	Hse.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	Hse.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	Hse.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe	Hse.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jvisualvm.exe	Hse.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	Hse.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	Hse.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	Hse.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{0AC99519-0FE0-4797-A0D6-2C21B93D4350}\chrome_installer.exe	Hse.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	Hse.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	Hse.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	Hse.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	Hse.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	Hse.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	Hse.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	Hse.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Icons\SC_Reader.exe	Hse.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	Hse.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe	Hse.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jhat.exe	Hse.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	Hse.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	Hse.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	Hse.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	Hse.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	Hse.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	6b518ce4347bd443899013394cdb4e2c0cd7782335953ad94c3ed4577d0a0cd3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Hse.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2308 wrote to memory of 1484	2308	6b518ce4347bd443899013394cdb4e2c0cd7782335953ad94c3ed4577d0a0cd3.exe	30
PID 2308 wrote to memory of 1484	2308	6b518ce4347bd443899013394cdb4e2c0cd7782335953ad94c3ed4577d0a0cd3.exe	30
PID 2308 wrote to memory of 1484	2308	6b518ce4347bd443899013394cdb4e2c0cd7782335953ad94c3ed4577d0a0cd3.exe	30
PID 2308 wrote to memory of 1484	2308	6b518ce4347bd443899013394cdb4e2c0cd7782335953ad94c3ed4577d0a0cd3.exe	30
PID 1484 wrote to memory of 3048	1484	Hse.exe	31
PID 1484 wrote to memory of 3048	1484	Hse.exe	31
PID 1484 wrote to memory of 3048	1484	Hse.exe	31
PID 1484 wrote to memory of 3048	1484	Hse.exe	31

C:\Users\Admin\AppData\Local\Temp\6b518ce4347bd443899013394cdb4e2c0cd7782335953ad94c3ed4577d0a0cd3.exe
"C:\Users\Admin\AppData\Local\Temp\6b518ce4347bd443899013394cdb4e2c0cd7782335953ad94c3ed4577d0a0cd3.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2308
- C:\Users\Admin\AppData\Local\Temp\Hse.exe
  C:\Users\Admin\AppData\Local\Temp\Hse.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1484
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\2108678e.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3048

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\Temp\2108678e.bat

Filesize
181B

MD5
78df86730673c7f7956ee612f8c0afa7

SHA1
3a3e0e78bff0e674c4b87309ce6439c7e490dda6

SHA256
9d41a7b698e5b9b7c52f5cb3444c9dc23806b281a608e791917dfe46eb067e10

SHA512
46906ae5217cdb9b962c719f2572e4e640d62725db478e3c2831ec9d00a3a0b19dade914add28d25a94784f590d00866610155047609a5ae8f33bebf28ef7391

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1484-10-0x0000000000FF0000-0x0000000000FF9000-memory.dmp

Filesize
36KB

Download
memory/1484-29-0x0000000000FF0000-0x0000000000FF9000-memory.dmp

Filesize
36KB

Download
memory/2308-0-0x0000000000FA0000-0x0000000000FC9000-memory.dmp

Filesize
164KB

Download
memory/2308-4-0x00000000000F0000-0x00000000000F9000-memory.dmp

Filesize
36KB

Download
memory/2308-31-0x0000000000FA0000-0x0000000000FC9000-memory.dmp

Filesize
164KB

Download
memory/2308-32-0x00000000000F0000-0x00000000000F9000-memory.dmp

Filesize
36KB

Download