bdaejec | ea921b12fc684f16fbbac08a981837245abb4e162efec2be4b8d66f1f9b6f097

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12-02-2025 13:32

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General

Target

2025-02-12_7dd9c4b12f200f00d10f4e0e805ab02d_avoslocker_cobalt-strike_luca-stealer_wapomi.exe
Size

164KB
MD5

7dd9c4b12f200f00d10f4e0e805ab02d
SHA1

b9b8274beca2efa279189ac9bb8fe0d7addcb067
SHA256

ea921b12fc684f16fbbac08a981837245abb4e162efec2be4b8d66f1f9b6f097
SHA512

d62ec08b5e95c143b5dab0c7a80b24259c8764b7445a57e830ce91194e6e89303a1e19cb335ba2cd8f66a2e952f058b94ac11d0d33ae18a1c4840c3d8013d679
SSDEEP

3072:h8nH9j2ziuvAaIBlCn24Rc4Yn0NJKckH2Fe7E29A/zdGt69heo4JdGCH:hyR2zi7ajvRcGLKZH2FaLw9hH4JI

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/2016-16-0x00000000008A0000-0x00000000008A9000-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/0x000700000001211a-8.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2016	qnsTac.exe

Loads dropped DLL 2 IoCs

pid	Process
1916	2025-02-12_7dd9c4b12f200f00d10f4e0e805ab02d_avoslocker_cobalt-strike_luca-stealer_wapomi.exe
1916	2025-02-12_7dd9c4b12f200f00d10f4e0e805ab02d_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 (x86)\Mozilla Maintenance Service\maintenanceservice.exe	qnsTac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	qnsTac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	qnsTac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	qnsTac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	qnsTac.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	qnsTac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	qnsTac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	qnsTac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	qnsTac.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	qnsTac.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	qnsTac.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe	qnsTac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	qnsTac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	qnsTac.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	qnsTac.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	qnsTac.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	qnsTac.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	qnsTac.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe	qnsTac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	qnsTac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	qnsTac.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	qnsTac.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	qnsTac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	qnsTac.exe
File opened for modification	C:\Program Files\Java\jre7\bin\pack200.exe	qnsTac.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	qnsTac.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe	qnsTac.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{5EB8F02B-573C-439E-BE36-635B3B6563D9}\chrome_installer.exe	qnsTac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	qnsTac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	qnsTac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	qnsTac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	qnsTac.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe	qnsTac.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	qnsTac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	qnsTac.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	qnsTac.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	qnsTac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	qnsTac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	qnsTac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	qnsTac.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	qnsTac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CLVIEW.EXE	qnsTac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	qnsTac.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe	qnsTac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	qnsTac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	qnsTac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	qnsTac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	qnsTac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	qnsTac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	qnsTac.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	qnsTac.exe
File opened for modification	C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE	qnsTac.exe
File opened for modification	C:\Program Files\Windows Journal\Journal.exe	qnsTac.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	qnsTac.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe	qnsTac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PPTICO.EXE	qnsTac.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	qnsTac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	qnsTac.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	qnsTac.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe	qnsTac.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	qnsTac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	qnsTac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe	qnsTac.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	qnsTac.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	2025-02-12_7dd9c4b12f200f00d10f4e0e805ab02d_avoslocker_cobalt-strike_luca-stealer_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	qnsTac.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1916 wrote to memory of 2016	1916	2025-02-12_7dd9c4b12f200f00d10f4e0e805ab02d_avoslocker_cobalt-strike_luca-stealer_wapomi.exe	30
PID 1916 wrote to memory of 2016	1916	2025-02-12_7dd9c4b12f200f00d10f4e0e805ab02d_avoslocker_cobalt-strike_luca-stealer_wapomi.exe	30
PID 1916 wrote to memory of 2016	1916	2025-02-12_7dd9c4b12f200f00d10f4e0e805ab02d_avoslocker_cobalt-strike_luca-stealer_wapomi.exe	30
PID 1916 wrote to memory of 2016	1916	2025-02-12_7dd9c4b12f200f00d10f4e0e805ab02d_avoslocker_cobalt-strike_luca-stealer_wapomi.exe	30
PID 2016 wrote to memory of 2776	2016	qnsTac.exe	32
PID 2016 wrote to memory of 2776	2016	qnsTac.exe	32
PID 2016 wrote to memory of 2776	2016	qnsTac.exe	32
PID 2016 wrote to memory of 2776	2016	qnsTac.exe	32

C:\Users\Admin\AppData\Local\Temp\2025-02-12_7dd9c4b12f200f00d10f4e0e805ab02d_avoslocker_cobalt-strike_luca-stealer_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-12_7dd9c4b12f200f00d10f4e0e805ab02d_avoslocker_cobalt-strike_luca-stealer_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1916
- C:\Users\Admin\AppData\Local\Temp\qnsTac.exe
  C:\Users\Admin\AppData\Local\Temp\qnsTac.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2016
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\535c06fe.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2776

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\15413A20.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\535c06fe.bat

Filesize
187B

MD5
fbad709783da801d211966cc9d5c5ca5

SHA1
6d64517766e1ca6cbc5b7e6efe4e656d7daa9f63

SHA256
309a73817b72fa6e7f71e78df667937e5327ffd8bd3d2b559c05935baacdab7a

SHA512
903ade3df579e605962be55a2770043a71691adf8082e67e60eabf4b81a54702a1e93da81532a1131b3a6eb3314ec732132f60048bfd5741fc3d50f05f17cd24

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1916-0-0x0000000000D20000-0x0000000000D50000-memory.dmp

Filesize
192KB

Download
memory/1916-4-0x00000000008A0000-0x00000000008A9000-memory.dmp

Filesize
36KB

Download
memory/1916-10-0x00000000008A0000-0x00000000008A9000-memory.dmp

Filesize
36KB

Download
memory/1916-15-0x0000000000D20000-0x0000000000D50000-memory.dmp

Filesize
192KB

Download
memory/1916-57-0x00000000008A0000-0x00000000008A9000-memory.dmp

Filesize
36KB

Download
memory/2016-16-0x00000000008A0000-0x00000000008A9000-memory.dmp

Filesize
36KB

Download