bdaejec | bc48fdabd10f7a6fe446a180a5ddf8d98a2dbf59c9852fb4367aeb4e05c9c659

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
28-12-2024 08:35

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General

Target

2024-12-28_ec98cc0baa8954496cac361019fed838_smoke-loader_wapomi.exe
Size

428KB
MD5

ec98cc0baa8954496cac361019fed838
SHA1

b6b77ab9d9524ed9d502a219fc9770c3bee30c7b
SHA256

bc48fdabd10f7a6fe446a180a5ddf8d98a2dbf59c9852fb4367aeb4e05c9c659
SHA512

7a9fa2be2aca1bef51cd3a3a8e4f34b4894f6bc0231a50464338b4ef96b67f9c5227e912c9e12cb33782d5449f19435566b20a416da30fe0ef067ccb6fd5c7a7
SSDEEP

6144:VcY4G6cWDIn7hB8juQ1SO1qV37xBNNwnbmFSEBNvrywyn74gG8wBEuao:uY4G6Fy8jR1m37xBNenYbT8MM

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/2516-16-0x0000000000D60000-0x0000000000D69000-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/0x000c000000012281-2.dat	aspack_v212_v242

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Control Panel\International\Geo\Nation	2024-12-28_ec98cc0baa8954496cac361019fed838_smoke-loader_wapomi.exe

Executes dropped EXE 1 IoCs

pid	Process
2516	SrjeY.exe

Loads dropped DLL 2 IoCs

pid	Process
2520	2024-12-28_ec98cc0baa8954496cac361019fed838_smoke-loader_wapomi.exe
2520	2024-12-28_ec98cc0baa8954496cac361019fed838_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	SrjeY.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	SrjeY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jvisualvm.exe	SrjeY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	SrjeY.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	SrjeY.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	SrjeY.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	SrjeY.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	SrjeY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	SrjeY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	SrjeY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	SrjeY.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe	SrjeY.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE	SrjeY.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	SrjeY.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	SrjeY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	SrjeY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	SrjeY.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	SrjeY.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	SrjeY.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	SrjeY.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	SrjeY.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	SrjeY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	SrjeY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe	SrjeY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	SrjeY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	SrjeY.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	SrjeY.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	SrjeY.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	SrjeY.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdate.exe	SrjeY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	SrjeY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	SrjeY.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	SrjeY.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	SrjeY.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	SrjeY.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	SrjeY.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	SrjeY.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	SrjeY.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	SrjeY.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	SrjeY.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	SrjeY.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	SrjeY.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	SrjeY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	SrjeY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe	SrjeY.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	SrjeY.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	SrjeY.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	SrjeY.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	SrjeY.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe	SrjeY.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	SrjeY.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	SrjeY.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PPTICO.EXE	SrjeY.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	SrjeY.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	SrjeY.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	SrjeY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	SrjeY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe	SrjeY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe	SrjeY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	SrjeY.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe	SrjeY.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	SrjeY.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	SrjeY.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	SrjeY.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_ec98cc0baa8954496cac361019fed838_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SrjeY.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2520	2024-12-28_ec98cc0baa8954496cac361019fed838_smoke-loader_wapomi.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2520 wrote to memory of 2516	2520	2024-12-28_ec98cc0baa8954496cac361019fed838_smoke-loader_wapomi.exe	30
PID 2520 wrote to memory of 2516	2520	2024-12-28_ec98cc0baa8954496cac361019fed838_smoke-loader_wapomi.exe	30
PID 2520 wrote to memory of 2516	2520	2024-12-28_ec98cc0baa8954496cac361019fed838_smoke-loader_wapomi.exe	30
PID 2520 wrote to memory of 2516	2520	2024-12-28_ec98cc0baa8954496cac361019fed838_smoke-loader_wapomi.exe	30
PID 2516 wrote to memory of 3028	2516	SrjeY.exe	34
PID 2516 wrote to memory of 3028	2516	SrjeY.exe	34
PID 2516 wrote to memory of 3028	2516	SrjeY.exe	34
PID 2516 wrote to memory of 3028	2516	SrjeY.exe	34

C:\Users\Admin\AppData\Local\Temp\2024-12-28_ec98cc0baa8954496cac361019fed838_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-28_ec98cc0baa8954496cac361019fed838_smoke-loader_wapomi.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2520
- C:\Users\Admin\AppData\Local\Temp\SrjeY.exe
  C:\Users\Admin\AppData\Local\Temp\SrjeY.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2516
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\0bb92edb.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3028

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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\0bb92edb.bat

Filesize
185B

MD5
df280fee9215e784bacadbb084e7a467

SHA1
c5285ba37a9e69836b5d15994300d8ff62dee30b

SHA256
3a4b9c94a94093fc0884fe5892c71f37474daf0cbbfda7dc58f4fa2161ca3ea3

SHA512
6336d21eeb6835dca53a06860dc87014dcb7b1a01a59897bab057a46f1b5f6dd34f1212dd63fabf7f3306dcd49ab3fc96435f579c0feaea53d8412affde3eb84

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2516-11-0x0000000000D60000-0x0000000000D69000-memory.dmp

Filesize
36KB

Download
memory/2516-16-0x0000000000D60000-0x0000000000D69000-memory.dmp

Filesize
36KB

Download
memory/2520-0-0x0000000000400000-0x000000000046F000-memory.dmp

Filesize
444KB

Download
memory/2520-10-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2520-9-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2520-14-0x0000000000400000-0x000000000046F000-memory.dmp

Filesize
444KB

Download