bdaejec | 7238a34952ecbe58390cb2da820a521d4d3058e1f8323302dd2424fdc9dadb1a

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
04/01/2025, 20:59

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General

Target

JaffaCakes118_7bbbe6e1959b676f25b8d362b52bdcf0.exe
Size

116KB
MD5

7bbbe6e1959b676f25b8d362b52bdcf0
SHA1

bc09abd1b9a217125cb43acec7b72f9fbc0282da
SHA256

7238a34952ecbe58390cb2da820a521d4d3058e1f8323302dd2424fdc9dadb1a
SHA512

84d2d2a1a828f4279675d13e4f657f1d6ce4fbbb19234f2d7c46cde4d67178a33c73bb5c99a0d52391aba37096752cd4dcffb47ce14c879d6b69b86cde035832
SSDEEP

3072:pZgC/uOY3G1dYzZZ3JfAg/UhCshlxTDGCH:pWC/zY3GzYzLJfv/UhFE

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/2368-21-0x0000000000E60000-0x0000000000E69000-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/0x000a00000001202c-4.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2368	sIuB.exe

Loads dropped DLL 5 IoCs

pid	Process
2588	JaffaCakes118_7bbbe6e1959b676f25b8d362b52bdcf0.exe
2588	JaffaCakes118_7bbbe6e1959b676f25b8d362b52bdcf0.exe
2368	sIuB.exe
2368	sIuB.exe
2368	sIuB.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	sIuB.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	sIuB.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	sIuB.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	sIuB.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	sIuB.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	sIuB.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	sIuB.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\IEContentService.exe	sIuB.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	sIuB.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	sIuB.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	sIuB.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	sIuB.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	sIuB.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	sIuB.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	sIuB.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	sIuB.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	sIuB.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	sIuB.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	sIuB.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	sIuB.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\misc.exe	sIuB.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	sIuB.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	sIuB.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	sIuB.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	sIuB.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe	sIuB.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	sIuB.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	sIuB.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	sIuB.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	sIuB.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	sIuB.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	JaffaCakes118_7bbbe6e1959b676f25b8d362b52bdcf0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sIuB.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2588 wrote to memory of 2368	2588	JaffaCakes118_7bbbe6e1959b676f25b8d362b52bdcf0.exe	30
PID 2588 wrote to memory of 2368	2588	JaffaCakes118_7bbbe6e1959b676f25b8d362b52bdcf0.exe	30
PID 2588 wrote to memory of 2368	2588	JaffaCakes118_7bbbe6e1959b676f25b8d362b52bdcf0.exe	30
PID 2588 wrote to memory of 2368	2588	JaffaCakes118_7bbbe6e1959b676f25b8d362b52bdcf0.exe	30
PID 2588 wrote to memory of 2368	2588	JaffaCakes118_7bbbe6e1959b676f25b8d362b52bdcf0.exe	30
PID 2588 wrote to memory of 2368	2588	JaffaCakes118_7bbbe6e1959b676f25b8d362b52bdcf0.exe	30
PID 2588 wrote to memory of 2368	2588	JaffaCakes118_7bbbe6e1959b676f25b8d362b52bdcf0.exe	30
PID 2368 wrote to memory of 760	2368	sIuB.exe	34
PID 2368 wrote to memory of 760	2368	sIuB.exe	34
PID 2368 wrote to memory of 760	2368	sIuB.exe	34
PID 2368 wrote to memory of 760	2368	sIuB.exe	34
PID 2368 wrote to memory of 760	2368	sIuB.exe	34
PID 2368 wrote to memory of 760	2368	sIuB.exe	34
PID 2368 wrote to memory of 760	2368	sIuB.exe	34

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7bbbe6e1959b676f25b8d362b52bdcf0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7bbbe6e1959b676f25b8d362b52bdcf0.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2588
- C:\Users\Admin\AppData\Local\Temp\sIuB.exe
  C:\Users\Admin\AppData\Local\Temp\sIuB.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2368
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\2d835bd4.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:760

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\2d835bd4.bat

Filesize
183B

MD5
c2fe9c3702f696a04f5ba2da2cd0bd4b

SHA1
de015e50a65e04469ef4576dc8dce9a804dfe4cd

SHA256
a7b57923758fbeb37675905370aa3da0032acc48e1396219c956b95bccec9cd6

SHA512
bbfffc9e5f8be6f6494c07f171a90ef8380f49bbe8b8548c42d16c3b80325775a13180eb4ade32459a15ae54db940fab94accd8392695f809cd6c60648d7b344

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2368-16-0x0000000000020000-0x0000000000029000-memory.dmp

Filesize
36KB

Download
memory/2368-17-0x0000000000E66000-0x0000000000E67000-memory.dmp

Filesize
4KB

Download
memory/2368-21-0x0000000000E60000-0x0000000000E69000-memory.dmp

Filesize
36KB

Download
memory/2588-0-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2588-2-0x0000000000240000-0x0000000000261000-memory.dmp

Filesize
132KB

Download
memory/2588-1-0x0000000000240000-0x0000000000261000-memory.dmp

Filesize
132KB

Download
memory/2588-5-0x0000000000270000-0x0000000000279000-memory.dmp

Filesize
36KB

Download
memory/2588-19-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download