bdaejec | e11f4056e6678419d75175fb6ea20b18e5c99fb9c992cff32aab7472d671f417

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 13:24

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General

Target

2024-12-25_2bbb766adb4d63fe6b538b96efd0f2cd_smoke-loader_wapomi.exe
Size

80KB
MD5

2bbb766adb4d63fe6b538b96efd0f2cd
SHA1

4f81e784f20a6394756ad0f9ffd6b748695c2ce8
SHA256

e11f4056e6678419d75175fb6ea20b18e5c99fb9c992cff32aab7472d671f417
SHA512

0bf3ef892e70c5d38cd69231390813f9103a4ba2183b92ce8156c6c294afdf346ea9c39f9e23b795def2d6321b16bdf5e036cd3ea20c4b7e52cfb37b518992dd
SSDEEP

1536:vfnLq01weW5yX3jFxv49Nu4GhQUGGCq2iW7z:u3ysTGhQ7GCH

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/2460-11-0x0000000000F30000-0x0000000000F39000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/2460-52-0x0000000000F30000-0x0000000000F39000-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/0x000a0000000120d6-7.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2460	zjVxmu.exe

Loads dropped DLL 2 IoCs

pid	Process
2292	2024-12-25_2bbb766adb4d63fe6b538b96efd0f2cd_smoke-loader_wapomi.exe
2292	2024-12-25_2bbb766adb4d63fe6b538b96efd0f2cd_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\keytool.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	zjVxmu.exe
File opened for modification	C:\Program Files\ReadBlock.exe	zjVxmu.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	zjVxmu.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	zjVxmu.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	zjVxmu.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	zjVxmu.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	zjVxmu.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	zjVxmu.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	zjVxmu.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	zjVxmu.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	zjVxmu.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	zjVxmu.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe	zjVxmu.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	zjVxmu.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	zjVxmu.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe	zjVxmu.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	zjVxmu.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	zjVxmu.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PPTICO.EXE	zjVxmu.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	zjVxmu.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe	zjVxmu.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\IEContentService.exe	zjVxmu.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	zjVxmu.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	zjVxmu.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	zjVxmu.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	zjVxmu.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	zjVxmu.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	2024-12-25_2bbb766adb4d63fe6b538b96efd0f2cd_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	zjVxmu.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2292 wrote to memory of 2460	2292	2024-12-25_2bbb766adb4d63fe6b538b96efd0f2cd_smoke-loader_wapomi.exe	31
PID 2292 wrote to memory of 2460	2292	2024-12-25_2bbb766adb4d63fe6b538b96efd0f2cd_smoke-loader_wapomi.exe	31
PID 2292 wrote to memory of 2460	2292	2024-12-25_2bbb766adb4d63fe6b538b96efd0f2cd_smoke-loader_wapomi.exe	31
PID 2292 wrote to memory of 2460	2292	2024-12-25_2bbb766adb4d63fe6b538b96efd0f2cd_smoke-loader_wapomi.exe	31
PID 2460 wrote to memory of 2868	2460	zjVxmu.exe	34
PID 2460 wrote to memory of 2868	2460	zjVxmu.exe	34
PID 2460 wrote to memory of 2868	2460	zjVxmu.exe	34
PID 2460 wrote to memory of 2868	2460	zjVxmu.exe	34

C:\Users\Admin\AppData\Local\Temp\2024-12-25_2bbb766adb4d63fe6b538b96efd0f2cd_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-25_2bbb766adb4d63fe6b538b96efd0f2cd_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2292
- C:\Users\Admin\AppData\Local\Temp\zjVxmu.exe
  C:\Users\Admin\AppData\Local\Temp\zjVxmu.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2460
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\20d46e03.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2868

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\Microsoft\Windows\Temporary Internet Files\Content.IE5\1LNUKNV0\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\20d46e03.bat

Filesize
187B

MD5
7537d40be06d13d4b6ee8caaed545057

SHA1
cdf6782178290b206104ebf53948503926f1b8f9

SHA256
23dd5fb3597d5e862d321b3c6ccc23db490593cfb5e6221ad5684655ca6e5da5

SHA512
cfb5701acd549cca07c0f052515bd854f0958af7472258606cae80bf82d87936f63da1c85e9376f3f8d112818b7d4dae79a7dc69b2a406a4c8bbad1642fd9ec2

Download Submit
C:\Users\Admin\AppData\Local\Temp\7BA17043.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2292-0-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2292-8-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2460-11-0x0000000000F30000-0x0000000000F39000-memory.dmp

Filesize
36KB

Download
memory/2460-52-0x0000000000F30000-0x0000000000F39000-memory.dmp

Filesize
36KB

Download