bdaejec | 48f31e64035c119d975cdabf58f9c695d8d717345a53c62feb019aeeea7595ae

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17-11-2024 12:26

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General

Target

2024-11-17_4794df45c11f9cf733fbe2287354ccda_smoke-loader_wapomi.exe
Size

80KB
MD5

4794df45c11f9cf733fbe2287354ccda
SHA1

ba0363e1fc3a8f5436d3f7bd84cafcc5e574e739
SHA256

48f31e64035c119d975cdabf58f9c695d8d717345a53c62feb019aeeea7595ae
SHA512

06d3ec4c2dd11e29bd1e9997d2f55f7b0ee6b05969c5d73da1ef414fd7afa7c1fbd8a5c71337544607dbaea7078b66ab79e0b970b70e89a60e499033110769c6
SSDEEP

1536:Yg/6/tM8NXDjPX0QWlfGMckTQJWwGCq2iW7z:Hk3U8kTQMwGCH

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/2708-53-0x0000000000CF0000-0x0000000000CF9000-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/0x000d00000001227f-10.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2708	AcYZyN.exe

Loads dropped DLL 2 IoCs

pid	Process
2404	2024-11-17_4794df45c11f9cf733fbe2287354ccda_smoke-loader_wapomi.exe
2404	2024-11-17_4794df45c11f9cf733fbe2287354ccda_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	AcYZyN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\misc.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	AcYZyN.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	AcYZyN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE	AcYZyN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	AcYZyN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	AcYZyN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	AcYZyN.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	AcYZyN.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	AcYZyN.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	AcYZyN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe	AcYZyN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Windows Journal\Journal.exe	AcYZyN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{49D76B3D-D6A1-4419-AFD0-EDBEA65C21F0}\chrome_installer.exe	AcYZyN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	AcYZyN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	AcYZyN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	AcYZyN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	AcYZyN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	AcYZyN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	AcYZyN.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe	AcYZyN.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe	AcYZyN.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	AcYZyN.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	AcYZyN.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	AcYZyN.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	2024-11-17_4794df45c11f9cf733fbe2287354ccda_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcYZyN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2404 wrote to memory of 2708	2404	2024-11-17_4794df45c11f9cf733fbe2287354ccda_smoke-loader_wapomi.exe	31
PID 2404 wrote to memory of 2708	2404	2024-11-17_4794df45c11f9cf733fbe2287354ccda_smoke-loader_wapomi.exe	31
PID 2404 wrote to memory of 2708	2404	2024-11-17_4794df45c11f9cf733fbe2287354ccda_smoke-loader_wapomi.exe	31
PID 2404 wrote to memory of 2708	2404	2024-11-17_4794df45c11f9cf733fbe2287354ccda_smoke-loader_wapomi.exe	31
PID 2708 wrote to memory of 1588	2708	AcYZyN.exe	32
PID 2708 wrote to memory of 1588	2708	AcYZyN.exe	32
PID 2708 wrote to memory of 1588	2708	AcYZyN.exe	32
PID 2708 wrote to memory of 1588	2708	AcYZyN.exe	32

C:\Users\Admin\AppData\Local\Temp\2024-11-17_4794df45c11f9cf733fbe2287354ccda_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-17_4794df45c11f9cf733fbe2287354ccda_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2404
- C:\Users\Admin\AppData\Local\Temp\AcYZyN.exe
  C:\Users\Admin\AppData\Local\Temp\AcYZyN.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2708
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\2b080d5b.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1588

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\2b080d5b.bat

Filesize
187B

MD5
9a2815769296c5fca77c04e744a5d5c4

SHA1
f010b2f414098f6445a5f5f5d19729488459c077

SHA256
27ee59327a0eef8df77aa7dd4849331653d8e9482b129d79bf171859d799ef1f

SHA512
dfc21cd8bc4ae4272fde3f2e5bc0e893b9420de18d35e1d24f913a539c00f6e8a14039aa138595072ea39c682c2ce5a3419ad12ab09449ac0413d214c13d9166

Download Submit
C:\Users\Admin\AppData\Local\Temp\7BFA0007.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2404-1-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2404-9-0x0000000000CF0000-0x0000000000CF9000-memory.dmp

Filesize
36KB

Download
memory/2404-11-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2404-7-0x0000000000CF0000-0x0000000000CF9000-memory.dmp

Filesize
36KB

Download
memory/2708-53-0x0000000000CF0000-0x0000000000CF9000-memory.dmp

Filesize
36KB

Download