bdaejec | efc06a25024fbbf35a57f15bd9a2cbf36d5706d867fd2433329bb372d316d99d

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06/01/2025, 12:45

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

efc06a25024fbbf35a57f15bd9a2cbf36d5706d867fd2433329bb372d316d99d.exe
Size

722KB
MD5

ff865e96d473152228d0d6552c274b6b
SHA1

91341f1ee71b995a41a06f1b6b3f2a172733c25e
SHA256

efc06a25024fbbf35a57f15bd9a2cbf36d5706d867fd2433329bb372d316d99d
SHA512

ab4550ecf2c3aec42305239a1443d79c0f0e693c9675f406fc30bd0f2712bc16cdf4f711a14e051e67b5c9d17c32552052cbb3289182b8edde33fb7c65c2df2f
SSDEEP

12288:YWiB+BQ4mc8fyMVzUzQmbIs8hG06pkMwclhjj41vNJsmHt7zFR9:YWiBeOykzxmbIdPcl+9Ht7zF

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/2496-12-0x0000000000960000-0x0000000000969000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/2496-40-0x0000000000960000-0x0000000000969000-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/0x0005000000010300-10.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2496	EHWblqwC.exe

Loads dropped DLL 2 IoCs

pid	Process
2704	efc06a25024fbbf35a57f15bd9a2cbf36d5706d867fd2433329bb372d316d99d.exe
2704	efc06a25024fbbf35a57f15bd9a2cbf36d5706d867fd2433329bb372d316d99d.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	EHWblqwC.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	EHWblqwC.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe	EHWblqwC.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe	EHWblqwC.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE	EHWblqwC.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE	EHWblqwC.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	EHWblqwC.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	EHWblqwC.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	EHWblqwC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	EHWblqwC.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	EHWblqwC.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	EHWblqwC.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	EHWblqwC.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	EHWblqwC.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	EHWblqwC.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	EHWblqwC.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	EHWblqwC.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	EHWblqwC.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{9DFE08CC-30AD-4427-BBD2-AE53EED44C59}\chrome_installer.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	EHWblqwC.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	EHWblqwC.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	EHWblqwC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	EHWblqwC.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Java\jre7\bin\pack200.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	EHWblqwC.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jhat.exe	EHWblqwC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	EHWblqwC.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	efc06a25024fbbf35a57f15bd9a2cbf36d5706d867fd2433329bb372d316d99d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EHWblqwC.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2704 wrote to memory of 2496	2704	efc06a25024fbbf35a57f15bd9a2cbf36d5706d867fd2433329bb372d316d99d.exe	30
PID 2704 wrote to memory of 2496	2704	efc06a25024fbbf35a57f15bd9a2cbf36d5706d867fd2433329bb372d316d99d.exe	30
PID 2704 wrote to memory of 2496	2704	efc06a25024fbbf35a57f15bd9a2cbf36d5706d867fd2433329bb372d316d99d.exe	30
PID 2704 wrote to memory of 2496	2704	efc06a25024fbbf35a57f15bd9a2cbf36d5706d867fd2433329bb372d316d99d.exe	30
PID 2496 wrote to memory of 2068	2496	EHWblqwC.exe	31
PID 2496 wrote to memory of 2068	2496	EHWblqwC.exe	31
PID 2496 wrote to memory of 2068	2496	EHWblqwC.exe	31
PID 2496 wrote to memory of 2068	2496	EHWblqwC.exe	31

C:\Users\Admin\AppData\Local\Temp\efc06a25024fbbf35a57f15bd9a2cbf36d5706d867fd2433329bb372d316d99d.exe
"C:\Users\Admin\AppData\Local\Temp\efc06a25024fbbf35a57f15bd9a2cbf36d5706d867fd2433329bb372d316d99d.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2704
- C:\Users\Admin\AppData\Local\Temp\EHWblqwC.exe
  C:\Users\Admin\AppData\Local\Temp\EHWblqwC.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2496
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\60fa532d.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2068

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\60fa532d.bat

Filesize
191B

MD5
09571bdb6259e61b60d1ed0d2583b55f

SHA1
8f8e3c782e494016aee57b57eb61172a6e467d58

SHA256
731b4a9a5a576fda66b36804be02c4f506cc8dea6656c2d1d1e067081ce7b900

SHA512
5d4dfe936f0856e7660adbf87ad2c88d6e46693292402eb5dc993e1b4d4363a411bd8927a8ccbadf08b981a4206a4328e712c49241f1ffb50470b7ffc76f55c8

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2496-12-0x0000000000960000-0x0000000000969000-memory.dmp

Filesize
36KB

Download
memory/2496-40-0x0000000000960000-0x0000000000969000-memory.dmp

Filesize
36KB

Download
memory/2704-9-0x00000000001D0000-0x00000000001D9000-memory.dmp

Filesize
36KB

Download
memory/2704-8-0x00000000001D0000-0x00000000001D9000-memory.dmp

Filesize
36KB

Download
memory/2704-7-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2704-14-0x0000000001D20000-0x0000000001D87000-memory.dmp

Filesize
412KB

Download
memory/2704-24-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2704-22-0x0000000001D20000-0x0000000001D87000-memory.dmp

Filesize
412KB

Download