bdaejec | 94f46f8505e2be83e0c46f8ebd49fea1bbd0972c334fb68392c6c4a12f8a1c9a

Analysis

max time kernel
141s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 01:32

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General

Target

2024-12-21_52c1ec73c1f44800cecf26379d3bf316_smoke-loader_wapomi.exe
Size

56KB
MD5

52c1ec73c1f44800cecf26379d3bf316
SHA1

afccb91abbaf7c9b6c43ecd85ae6dd3cc392b186
SHA256

94f46f8505e2be83e0c46f8ebd49fea1bbd0972c334fb68392c6c4a12f8a1c9a
SHA512

fd4af3d249be4c0b567ba125519dffdab3123fe411628646bb77d6bd6203ec83940e759a1aebf5207d4f2e8306e62bd9710aa7681b3e27b103417ba324aa6255
SSDEEP

1536:gXiEFKzTz7T+C4W97mwJIxdgqq9yGCq2iW7z:gi0Kz3+9RkIxxqQGCH

Score

10^/10

bdaejec aspackv2 backdoor discovery upx

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/344-17-0x0000000000D10000-0x0000000000D19000-memory.dmp	family_bdaejec_backdoor

Detected Nirsoft tools 1 IoCs

Free utilities often used by attackers which can steal passwords, product keys, etc.

resource	yara_rule
behavioral1/memory/1528-15-0x0000000000400000-0x000000000041E000-memory.dmp	Nirsoft

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral1/files/0x000a00000001202c-4.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
344	SsBLBD.exe

Loads dropped DLL 2 IoCs

pid	Process
1528	2024-12-21_52c1ec73c1f44800cecf26379d3bf316_smoke-loader_wapomi.exe
1528	2024-12-21_52c1ec73c1f44800cecf26379d3bf316_smoke-loader_wapomi.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1528-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx
behavioral1/memory/1528-15-0x0000000000400000-0x000000000041E000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	SsBLBD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Microsoft Games\Hearts\Hearts.exe	SsBLBD.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe	SsBLBD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	SsBLBD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PPTICO.EXE	SsBLBD.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	SsBLBD.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	SsBLBD.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	SsBLBD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	SsBLBD.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe	SsBLBD.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	SsBLBD.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE	SsBLBD.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	SsBLBD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	SsBLBD.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe	SsBLBD.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	SsBLBD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	SsBLBD.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	SsBLBD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	SsBLBD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	SsBLBD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	SsBLBD.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	SsBLBD.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	SsBLBD.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-12-21_52c1ec73c1f44800cecf26379d3bf316_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SsBLBD.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1528 wrote to memory of 344	1528	2024-12-21_52c1ec73c1f44800cecf26379d3bf316_smoke-loader_wapomi.exe	30
PID 1528 wrote to memory of 344	1528	2024-12-21_52c1ec73c1f44800cecf26379d3bf316_smoke-loader_wapomi.exe	30
PID 1528 wrote to memory of 344	1528	2024-12-21_52c1ec73c1f44800cecf26379d3bf316_smoke-loader_wapomi.exe	30
PID 1528 wrote to memory of 344	1528	2024-12-21_52c1ec73c1f44800cecf26379d3bf316_smoke-loader_wapomi.exe	30
PID 344 wrote to memory of 1792	344	SsBLBD.exe	34
PID 344 wrote to memory of 1792	344	SsBLBD.exe	34
PID 344 wrote to memory of 1792	344	SsBLBD.exe	34
PID 344 wrote to memory of 1792	344	SsBLBD.exe	34

C:\Users\Admin\AppData\Local\Temp\2024-12-21_52c1ec73c1f44800cecf26379d3bf316_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-21_52c1ec73c1f44800cecf26379d3bf316_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1528
- C:\Users\Admin\AppData\Local\Temp\SsBLBD.exe
  C:\Users\Admin\AppData\Local\Temp\SsBLBD.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:344
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\3a1d7392.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1792

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\3a1d7392.bat

Filesize
187B

MD5
7e22861da8e7e23bc0f3b1a49a44666d

SHA1
bdab8b19f268ab16ea56949316486e9467a4e657

SHA256
567b855aa00cd2aa0b617a77fac82a0872b2056a53d5981a9e646a18862344b5

SHA512
0776207f7682e18b6a3af6e402b3b1ba94c5ab3a9cb1a11d5b13ef6785a8fff6e76210184d3c9b4b77921a0889190a430eb6c8ab4c8356b745574f386f17a65b

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/344-11-0x0000000000D10000-0x0000000000D19000-memory.dmp

Filesize
36KB

Download
memory/344-17-0x0000000000D10000-0x0000000000D19000-memory.dmp

Filesize
36KB

Download
memory/1528-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1528-10-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/1528-9-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/1528-15-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1528-32-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/1528-33-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download