bdaejec | 8fb21da485e1e69b887ebf7702d578138fae07852c863828bab2261a83db75e0

Analysis

max time kernel
122s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-11-2024 18:31

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General

Target

2024-11-09_4f0a7d2f975af5ce73f59615da313bbe_avoslocker_cobalt-strike_luca-stealer_wapomi.exe
Size

164KB
MD5

4f0a7d2f975af5ce73f59615da313bbe
SHA1

0dad9a866dfc7a3476ccc3d2212c1736a37e4849
SHA256

8fb21da485e1e69b887ebf7702d578138fae07852c863828bab2261a83db75e0
SHA512

a579e2c4f7d52d95bad523ab94872fd66a938273850521f730722108c1b4f8f13d6121691b3f7203fe1d6466b73bbe7359f96141b53f46ab56eb058ca4b134cc
SSDEEP

3072:h8nH9j2ziuvAaIBlCn24Rc4Yn0NJKckH2Fe7E29A/zdGt69heo4JMGCH:hyR2zi7ajvRcGLKZH2FaLw9hH4JR

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/2372-11-0x0000000000310000-0x0000000000319000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/2372-37-0x0000000000310000-0x0000000000319000-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/0x00080000000120ff-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2372	CdahltaP.exe

Loads dropped DLL 2 IoCs

pid	Process
1732	2024-11-09_4f0a7d2f975af5ce73f59615da313bbe_avoslocker_cobalt-strike_luca-stealer_wapomi.exe
1732	2024-11-09_4f0a7d2f975af5ce73f59615da313bbe_avoslocker_cobalt-strike_luca-stealer_wapomi.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\pack200.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	CdahltaP.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PPTICO.EXE	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdate.exe	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE	CdahltaP.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	CdahltaP.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	CdahltaP.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{C10A79F8-2372-49E3-801D-73DDEB38AD5B}\chrome_installer.exe	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	CdahltaP.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	CdahltaP.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	CdahltaP.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe	CdahltaP.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	2024-11-09_4f0a7d2f975af5ce73f59615da313bbe_avoslocker_cobalt-strike_luca-stealer_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CdahltaP.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 2372	1732	2024-11-09_4f0a7d2f975af5ce73f59615da313bbe_avoslocker_cobalt-strike_luca-stealer_wapomi.exe	30
PID 1732 wrote to memory of 2372	1732	2024-11-09_4f0a7d2f975af5ce73f59615da313bbe_avoslocker_cobalt-strike_luca-stealer_wapomi.exe	30
PID 1732 wrote to memory of 2372	1732	2024-11-09_4f0a7d2f975af5ce73f59615da313bbe_avoslocker_cobalt-strike_luca-stealer_wapomi.exe	30
PID 1732 wrote to memory of 2372	1732	2024-11-09_4f0a7d2f975af5ce73f59615da313bbe_avoslocker_cobalt-strike_luca-stealer_wapomi.exe	30
PID 2372 wrote to memory of 2836	2372	CdahltaP.exe	32
PID 2372 wrote to memory of 2836	2372	CdahltaP.exe	32
PID 2372 wrote to memory of 2836	2372	CdahltaP.exe	32
PID 2372 wrote to memory of 2836	2372	CdahltaP.exe	32

C:\Users\Admin\AppData\Local\Temp\2024-11-09_4f0a7d2f975af5ce73f59615da313bbe_avoslocker_cobalt-strike_luca-stealer_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-09_4f0a7d2f975af5ce73f59615da313bbe_avoslocker_cobalt-strike_luca-stealer_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1732
- C:\Users\Admin\AppData\Local\Temp\CdahltaP.exe
  C:\Users\Admin\AppData\Local\Temp\CdahltaP.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2372
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\377c1416.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2836

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\322D3211.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\377c1416.bat

Filesize
191B

MD5
651e63985b8e247d7c6870220e4acdf8

SHA1
eeefb02d78dffdf0a4347cb8b8a6a828ce821d03

SHA256
7714d3f30e07be2b5f7b0e65622c81d632cb9f5e1c538780bddce58121b2bed2

SHA512
df170fe8be0d340c4a6d41ca03e6b38f55575382708a361fa5e586d5cfdbe5a6907ce92c89ed7a433d09ffbef590aab7e2d3a77f77dbf0ef99e58a0b90f12f34

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1732-1-0x0000000000E70000-0x0000000000EA0000-memory.dmp

Filesize
192KB

Download
memory/1732-10-0x0000000000310000-0x0000000000319000-memory.dmp

Filesize
36KB

Download
memory/1732-9-0x0000000000310000-0x0000000000319000-memory.dmp

Filesize
36KB

Download
memory/1732-39-0x0000000000E70000-0x0000000000EA0000-memory.dmp

Filesize
192KB

Download
memory/1732-40-0x0000000000310000-0x0000000000319000-memory.dmp

Filesize
36KB

Download
memory/1732-41-0x0000000000310000-0x0000000000319000-memory.dmp

Filesize
36KB

Download
memory/2372-11-0x0000000000310000-0x0000000000319000-memory.dmp

Filesize
36KB

Download
memory/2372-37-0x0000000000310000-0x0000000000319000-memory.dmp

Filesize
36KB

Download