bdaejec | cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067dde

Analysis

max time kernel
79s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
27-10-2024 12:03

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General

Target

cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe
Size

424KB
MD5

410bd0b2a224d98346be14a3d8bc7690
SHA1

494230861d47da01e99fcad063f77912e075f273
SHA256

cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067dde
SHA512

2de7a93e0355c35204a991fa4d8180ea45960242d9742b08a1ca6d404b363abb7dd6f184c8f07104ebd7bb0e0bbbd961b2ad60a4fd57c068c5050c71f0f6c9b4
SSDEEP

3072:iP/AlO+dsHijwgRtQxPYFCywe0jA7sILipody4rBxfFgJ2Xt+TM+9B0eCkBITFFm:iP/AlOLCjDR+xE57sn7uxJIlBzBzXe

Score

10^/10

bdaejec aspackv2 backdoor discovery persistence

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/2816-53-0x0000000000320000-0x0000000000329000-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/0x000c000000012266-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2816	WQMZip.exe

Loads dropped DLL 2 IoCs

pid	Process
1680	cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe
1680	cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\QuickTime Task = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe\" -atboottime"	cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	WQMZip.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	WQMZip.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	WQMZip.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	WQMZip.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	WQMZip.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	WQMZip.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	WQMZip.exe
File opened for modification	C:\Program Files\Microsoft Games\Hearts\Hearts.exe	WQMZip.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	WQMZip.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	WQMZip.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	WQMZip.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	WQMZip.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	WQMZip.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PPTICO.EXE	WQMZip.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	WQMZip.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jhat.exe	WQMZip.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	WQMZip.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	WQMZip.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	WQMZip.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	WQMZip.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	WQMZip.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	WQMZip.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	WQMZip.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	WQMZip.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	WQMZip.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	WQMZip.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	WQMZip.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	WQMZip.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	WQMZip.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE	WQMZip.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe	WQMZip.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	WQMZip.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	WQMZip.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	WQMZip.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	WQMZip.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe	WQMZip.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	WQMZip.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	WQMZip.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	WQMZip.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	WQMZip.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\misc.exe	WQMZip.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	WQMZip.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	WQMZip.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	WQMZip.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	WQMZip.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	WQMZip.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE	WQMZip.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	WQMZip.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	WQMZip.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	WQMZip.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	WQMZip.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	WQMZip.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	WQMZip.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	WQMZip.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	WQMZip.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	WQMZip.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	WQMZip.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	WQMZip.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	WQMZip.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	WQMZip.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	WQMZip.exe
File opened for modification	C:\Program Files\Java\jre7\bin\pack200.exe	WQMZip.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	WQMZip.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	WQMZip.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	cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WQMZip.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 4 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Content Type\video/quicktime	cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Content Type\image/x-quicktime	cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Content Type\image/x-macpaint	cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1680	cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
1680	cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1680 wrote to memory of 2816	1680	cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe	30
PID 1680 wrote to memory of 2816	1680	cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe	30
PID 1680 wrote to memory of 2816	1680	cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe	30
PID 1680 wrote to memory of 2816	1680	cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe	30
PID 2816 wrote to memory of 2704	2816	WQMZip.exe	31
PID 2816 wrote to memory of 2704	2816	WQMZip.exe	31
PID 2816 wrote to memory of 2704	2816	WQMZip.exe	31
PID 2816 wrote to memory of 2704	2816	WQMZip.exe	31

C:\Users\Admin\AppData\Local\Temp\cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe
"C:\Users\Admin\AppData\Local\Temp\cd8e96c7b461f37c9cd4a3613e2598f398b9507b381f484fbde0e18b14067ddeN.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1680
- C:\Users\Admin\AppData\Local\Temp\WQMZip.exe
  C:\Users\Admin\AppData\Local\Temp\WQMZip.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2816
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\2df35cf7.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2704

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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\2df35cf7.bat

Filesize
187B

MD5
c5eeec3888b335e247cc337998fa88ef

SHA1
fa9af46c6c956d5f10a1b81050f9ffc7fe5bbf85

SHA256
815f4c9a2e888c06f5f12e8a7acb26bc42fe33e0b0e5b48a6f23a2e59c100710

SHA512
749d58b0a77215d3a9704496587875932185bb7fa859343eb867a8aad332b57ee4b38093c6b03590bd57699f7c9da381f221a726d086604d75e184236e5e88f3

Download Submit
C:\Users\Admin\AppData\Local\Temp\70A92701.exe

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\70A92701.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1680-1-0x0000000001120000-0x000000000118C000-memory.dmp

Filesize
432KB

Download
memory/1680-9-0x0000000000130000-0x0000000000139000-memory.dmp

Filesize
36KB

Download
memory/1680-8-0x0000000000130000-0x0000000000139000-memory.dmp

Filesize
36KB

Download
memory/1680-55-0x0000000001120000-0x000000000118C000-memory.dmp

Filesize
432KB

Download
memory/1680-57-0x0000000000130000-0x0000000000139000-memory.dmp

Filesize
36KB

Download
memory/1680-56-0x0000000000130000-0x0000000000139000-memory.dmp

Filesize
36KB

Download
memory/2816-11-0x0000000000320000-0x0000000000329000-memory.dmp

Filesize
36KB

Download
memory/2816-53-0x0000000000320000-0x0000000000329000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads