bdaejec | 65214c3035c0f49f04a69d0c23f90f5b2b0135b706991ce5a9842fc6e4a077ed

Analysis

max time kernel
122s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
28-12-2024 11:24

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General

Target

2024-12-28_93bc13a5ccf808ac29d512748221ce1d.exe
Size

80KB
MD5

93bc13a5ccf808ac29d512748221ce1d
SHA1

bff2313cab29f6301d4131eb2f211d4b26743a90
SHA256

65214c3035c0f49f04a69d0c23f90f5b2b0135b706991ce5a9842fc6e4a077ed
SHA512

342d40e8b5cce907f02123c1eec89bc18233468a7c7bba7c3b180de4a05fdc1996d509545129db8e9207cfa70b8eced8798633f6ce82c75c399a680bb655da37
SSDEEP

1536:Yg/6/tM8NXDjPX0QWlfGMckTQwZGCq2iW7z:Hk3U8kTQUGCH

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/2692-52-0x0000000000900000-0x0000000000909000-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/0x000a0000000120d5-4.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2692	rbQTKRDg.exe

Loads dropped DLL 2 IoCs

pid	Process
2076	2024-12-28_93bc13a5ccf808ac29d512748221ce1d.exe
2076	2024-12-28_93bc13a5ccf808ac29d512748221ce1d.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE	rbQTKRDg.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	rbQTKRDg.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jvisualvm.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{EBB1980D-D3FB-4EE3-8028-3788F037127D}\chrome_installer.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	rbQTKRDg.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	rbQTKRDg.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	rbQTKRDg.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	rbQTKRDg.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	2024-12-28_93bc13a5ccf808ac29d512748221ce1d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rbQTKRDg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2076 wrote to memory of 2692	2076	2024-12-28_93bc13a5ccf808ac29d512748221ce1d.exe	30
PID 2076 wrote to memory of 2692	2076	2024-12-28_93bc13a5ccf808ac29d512748221ce1d.exe	30
PID 2076 wrote to memory of 2692	2076	2024-12-28_93bc13a5ccf808ac29d512748221ce1d.exe	30
PID 2076 wrote to memory of 2692	2076	2024-12-28_93bc13a5ccf808ac29d512748221ce1d.exe	30
PID 2692 wrote to memory of 2952	2692	rbQTKRDg.exe	33
PID 2692 wrote to memory of 2952	2692	rbQTKRDg.exe	33
PID 2692 wrote to memory of 2952	2692	rbQTKRDg.exe	33
PID 2692 wrote to memory of 2952	2692	rbQTKRDg.exe	33

C:\Users\Admin\AppData\Local\Temp\2024-12-28_93bc13a5ccf808ac29d512748221ce1d.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-28_93bc13a5ccf808ac29d512748221ce1d.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2076
- C:\Users\Admin\AppData\Local\Temp\rbQTKRDg.exe
  C:\Users\Admin\AppData\Local\Temp\rbQTKRDg.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2692
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\6ae477f3.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2952

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\LPQ313RR\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\42033329.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\6ae477f3.bat

Filesize
191B

MD5
2f636143837e1f52a35ed1771f719d29

SHA1
4e45fb0037af7ea526b4d4a8efaf9e672eb96a9e

SHA256
3b4bf13118fe12a9623dc79e24a45c59bf71a18dd8c579d949e713e92ca95c0d

SHA512
1c4e00d6fecddfed7a1aecef04cdabff6c6d800df292ee3e483dd27bfa12bfe4e9c1a2dcda2c5738a469286d1d2e1f8bee4c532d4a483320b456f466d8a172a1

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2076-1-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2076-8-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2692-10-0x0000000000900000-0x0000000000909000-memory.dmp

Filesize
36KB

Download
memory/2692-52-0x0000000000900000-0x0000000000909000-memory.dmp

Filesize
36KB

Download