bdaejec | 83ff583fa073675bace6d539d2ec940fcfd917a5f102b0b3cb490a4f91fab8ee

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
31/01/2025, 12:27

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General

Target

2025-01-31_d6ef21245b29bcb94aa1030e888c173b_smoke-loader_wapomi.exe
Size

80KB
MD5

d6ef21245b29bcb94aa1030e888c173b
SHA1

683c580e2c3af13f9c0116f5971aaf3c898a5b2c
SHA256

83ff583fa073675bace6d539d2ec940fcfd917a5f102b0b3cb490a4f91fab8ee
SHA512

8db92ebdc9f7d909a18d01ab45e5e52227e8477d467535252dfcc43d24bdba18fe3c2dcc84966f5851b8f95c4572d01f0dc70d94e54130eeda7464cb59809cfe
SSDEEP

1536:Yg/6/tM8NXDjPX0QWlfGMckTQMLGCq2iW7z:Hk3U8kTQaGCH

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/2668-29-0x0000000000B40000-0x0000000000B49000-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/0x0007000000012119-4.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2668	QLZVMlIT.exe

Loads dropped DLL 2 IoCs

pid	Process
3004	2025-01-31_d6ef21245b29bcb94aa1030e888c173b_smoke-loader_wapomi.exe
3004	2025-01-31_d6ef21245b29bcb94aa1030e888c173b_smoke-loader_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\servertool.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{5EB8F02B-573C-439E-BE36-635B3B6563D9}\chrome_installer.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	QLZVMlIT.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	QLZVMlIT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Windows Journal\Journal.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	QLZVMlIT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	QLZVMlIT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	QLZVMlIT.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	QLZVMlIT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE	QLZVMlIT.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	QLZVMlIT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	QLZVMlIT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE	QLZVMlIT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	QLZVMlIT.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE	QLZVMlIT.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	QLZVMlIT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	QLZVMlIT.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	2025-01-31_d6ef21245b29bcb94aa1030e888c173b_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	QLZVMlIT.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3004 wrote to memory of 2668	3004	2025-01-31_d6ef21245b29bcb94aa1030e888c173b_smoke-loader_wapomi.exe	30
PID 3004 wrote to memory of 2668	3004	2025-01-31_d6ef21245b29bcb94aa1030e888c173b_smoke-loader_wapomi.exe	30
PID 3004 wrote to memory of 2668	3004	2025-01-31_d6ef21245b29bcb94aa1030e888c173b_smoke-loader_wapomi.exe	30
PID 3004 wrote to memory of 2668	3004	2025-01-31_d6ef21245b29bcb94aa1030e888c173b_smoke-loader_wapomi.exe	30
PID 2668 wrote to memory of 2536	2668	QLZVMlIT.exe	31
PID 2668 wrote to memory of 2536	2668	QLZVMlIT.exe	31
PID 2668 wrote to memory of 2536	2668	QLZVMlIT.exe	31
PID 2668 wrote to memory of 2536	2668	QLZVMlIT.exe	31

C:\Users\Admin\AppData\Local\Temp\2025-01-31_d6ef21245b29bcb94aa1030e888c173b_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-31_d6ef21245b29bcb94aa1030e888c173b_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3004
- C:\Users\Admin\AppData\Local\Temp\QLZVMlIT.exe
  C:\Users\Admin\AppData\Local\Temp\QLZVMlIT.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2668
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\2d9a4709.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2536

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\2d9a4709.bat

Filesize
191B

MD5
d5b84f49ece8d8d102650f2a1e93fcf3

SHA1
7ca32baf8b4342227f6727800b113b9aa969bb19

SHA256
075c2697c4080c49ed3d675dd842a3c4f21e96d9bcf95c22a79f814cffeb3784

SHA512
1709a375562881cc1f4d1e5847c4c93793f28d591c85e3c3a46649a2074163bb571071b9912adc663a64dbf7e57dbf7059e9a4e6ad21ce5bb52f36ee05ebe4de

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

Filesize
15KB

MD5
f7d21de5c4e81341eccd280c11ddcc9a

SHA1
d4e9ef10d7685d491583c6fa93ae5d9105d815bd

SHA256
4485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794

SHA512
e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3

Download Submit
memory/2668-10-0x0000000000B40000-0x0000000000B49000-memory.dmp

Filesize
36KB

Download
memory/2668-29-0x0000000000B40000-0x0000000000B49000-memory.dmp

Filesize
36KB

Download
memory/3004-1-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/3004-8-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download