bdaejec | 14d9d23b215a82324dd358bf08db3ad6a6e87d733e5bb2e4813c4b2d8979b7fd

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28-12-2024 08:33

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General

Target

2024-12-28_bb27fcf0783de27cc76139c54d67a0ee_smoke-loader_wapomi.exe
Size

80KB
MD5

bb27fcf0783de27cc76139c54d67a0ee
SHA1

cbdf19cec1a85857609b860423b1c598a9d754fa
SHA256

14d9d23b215a82324dd358bf08db3ad6a6e87d733e5bb2e4813c4b2d8979b7fd
SHA512

e8d69c7227f46abeece3354ae2aa7a482a4e492b7e4dc5693218a2f5fb03e0e1cc04cd64d918592005e62d09b44b3268059b4fd2fe7d963b26de6e04b03fcddc
SSDEEP

1536:RfnLq01weW5yX3jFxv49Nu4GhQ7NGCq2iW7z:Y3ysTGhQ5GCH

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/3040-14-0x0000000000A70000-0x0000000000A79000-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/0x000c000000012254-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
3040	aEOqAF.exe

Loads dropped DLL 2 IoCs

pid	Process
1920	2024-12-28_bb27fcf0783de27cc76139c54d67a0ee_smoke-loader_wapomi.exe
1920	2024-12-28_bb27fcf0783de27cc76139c54d67a0ee_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\extcheck.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	aEOqAF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	aEOqAF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Windows Journal\Journal.exe	aEOqAF.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe	aEOqAF.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	aEOqAF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	aEOqAF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	aEOqAF.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	aEOqAF.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{5059450D-F254-431C-8EC5-1212E61F2D77}\chrome_installer.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	aEOqAF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	aEOqAF.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	aEOqAF.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	aEOqAF.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe	aEOqAF.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe	aEOqAF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	aEOqAF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	aEOqAF.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	aEOqAF.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	aEOqAF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	aEOqAF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	aEOqAF.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	aEOqAF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	aEOqAF.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	2024-12-28_bb27fcf0783de27cc76139c54d67a0ee_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aEOqAF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1920 wrote to memory of 3040	1920	2024-12-28_bb27fcf0783de27cc76139c54d67a0ee_smoke-loader_wapomi.exe	31
PID 1920 wrote to memory of 3040	1920	2024-12-28_bb27fcf0783de27cc76139c54d67a0ee_smoke-loader_wapomi.exe	31
PID 1920 wrote to memory of 3040	1920	2024-12-28_bb27fcf0783de27cc76139c54d67a0ee_smoke-loader_wapomi.exe	31
PID 1920 wrote to memory of 3040	1920	2024-12-28_bb27fcf0783de27cc76139c54d67a0ee_smoke-loader_wapomi.exe	31
PID 3040 wrote to memory of 764	3040	aEOqAF.exe	35
PID 3040 wrote to memory of 764	3040	aEOqAF.exe	35
PID 3040 wrote to memory of 764	3040	aEOqAF.exe	35
PID 3040 wrote to memory of 764	3040	aEOqAF.exe	35

C:\Users\Admin\AppData\Local\Temp\2024-12-28_bb27fcf0783de27cc76139c54d67a0ee_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-28_bb27fcf0783de27cc76139c54d67a0ee_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1920
- C:\Users\Admin\AppData\Local\Temp\aEOqAF.exe
  C:\Users\Admin\AppData\Local\Temp\aEOqAF.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3040
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\3acf0729.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:764

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\3acf0729.bat

Filesize
187B

MD5
c1872b1d3cf0a34083d8a07b9ffefc6c

SHA1
4a3733212cff2e8d59fac7aa95df054cc08c0294

SHA256
19fbf132385d973a2dfb5644923fbaf3068374b34a463c46a27cd9cf8523a30d

SHA512
6b6447a0ddf684bbee6661749a46bd7b669d6c6fe37b74bf27fc4f01f1ef1077b8a0d5a12ad26d8893999df6dcf28d61848ecbd7c6bb472268efc42a28da1c57

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1920-0-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/1920-8-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/3040-10-0x0000000000A70000-0x0000000000A79000-memory.dmp

Filesize
36KB

Download
memory/3040-14-0x0000000000A70000-0x0000000000A79000-memory.dmp

Filesize
36KB

Download