bdaejec | 4feaa17c9b4a297a1fd51843a7f514d99c749a19bf46ab2968b48c6ccbd1d327

Analysis

max time kernel
74s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
28-12-2024 11:25

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General

Target

2024-12-28_3840cfa13afb95c493fc98d766946229.exe
Size

80KB
MD5

3840cfa13afb95c493fc98d766946229
SHA1

745322beeaaf28197f3949b5ee30929f827177e1
SHA256

4feaa17c9b4a297a1fd51843a7f514d99c749a19bf46ab2968b48c6ccbd1d327
SHA512

3b51d82d1d2d2cbd2b49f638d807cc677fdb2a723b835872ac270dd0cb54cdef155ad4f8181618c7ecadb7d0f9d1abfa79332d32f0da1e0495ccbfe41e1f8c59
SSDEEP

1536:RfnLq01weW5yX3jFxv49Nu4GhQ6dGCq2iW7z:Y3ysTGhQiGCH

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/2596-11-0x00000000000F0000-0x00000000000F9000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/2596-46-0x00000000000F0000-0x00000000000F9000-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/0x000c000000012266-9.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2596	lhwmJX.exe

Loads dropped DLL 2 IoCs

pid	Process
2116	2024-12-28_3840cfa13afb95c493fc98d766946229.exe
2116	2024-12-28_3840cfa13afb95c493fc98d766946229.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\7-Zip\7zG.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	lhwmJX.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	lhwmJX.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	lhwmJX.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	lhwmJX.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	lhwmJX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	lhwmJX.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_3840cfa13afb95c493fc98d766946229.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lhwmJX.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 2596	2116	2024-12-28_3840cfa13afb95c493fc98d766946229.exe	31
PID 2116 wrote to memory of 2596	2116	2024-12-28_3840cfa13afb95c493fc98d766946229.exe	31
PID 2116 wrote to memory of 2596	2116	2024-12-28_3840cfa13afb95c493fc98d766946229.exe	31
PID 2116 wrote to memory of 2596	2116	2024-12-28_3840cfa13afb95c493fc98d766946229.exe	31
PID 2596 wrote to memory of 2800	2596	lhwmJX.exe	33
PID 2596 wrote to memory of 2800	2596	lhwmJX.exe	33
PID 2596 wrote to memory of 2800	2596	lhwmJX.exe	33
PID 2596 wrote to memory of 2800	2596	lhwmJX.exe	33

C:\Users\Admin\AppData\Local\Temp\2024-12-28_3840cfa13afb95c493fc98d766946229.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-28_3840cfa13afb95c493fc98d766946229.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Users\Admin\AppData\Local\Temp\lhwmJX.exe
  C:\Users\Admin\AppData\Local\Temp\lhwmJX.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2596
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\16eb7c5f.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2800

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\15FD3368.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\16eb7c5f.bat

Filesize
187B

MD5
f6d9248be6e0f42f9b49d620588e13bf

SHA1
8c72e68a056a79f456f45b07b6fda2938e17dcf3

SHA256
e09cfe801eeef3be113d84007b6a488013bed8c9401f3709ada23d602ea64e2e

SHA512
8dba04df72cb0d596364d03d0fa2953d9896e8d8b7f0529a407da39df0acb406ce1d726a5de44288dc763eb1139c0bd5b235e979acb7e1518f589ce0186da67c

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2116-0-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2116-8-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2596-11-0x00000000000F0000-0x00000000000F9000-memory.dmp

Filesize
36KB

Download
memory/2596-46-0x00000000000F0000-0x00000000000F9000-memory.dmp

Filesize
36KB

Download