bdaejec | 4bd2f4009a66bbbbe1e5063df70d3a31c18633e568d4cabf4948d739c1a4fadd

Analysis

max time kernel
107s
max time network
101s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 22:45

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General

Target

4bd2f4009a66bbbbe1e5063df70d3a31c18633e568d4cabf4948d739c1a4fadd.exe
Size

12.0MB
MD5

e6c6fdbcee4a347a0222db7190eb1d02
SHA1

cd0e803b7c21cb2d945bcfe7fe2c08797c462bb1
SHA256

4bd2f4009a66bbbbe1e5063df70d3a31c18633e568d4cabf4948d739c1a4fadd
SHA512

da94f621d3fc1558aa2a88dc4399e9e362ead62ca6bd0aea99d37db3a9c47cf34ddd3cd9b99824afb86aca19c1828e3156a5af973c0b0fa378ad047e81d0ef95
SSDEEP

49152:s/KE1ld3/wAyJxVZp2bnbJ5eA+znFTCTMqQ:s/KU9/pyJx9Y5elr0T

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/1552-11-0x0000000000E30000-0x0000000000E39000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/1552-17-0x0000000000E30000-0x0000000000E39000-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/0x00100000000122f3-6.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
1552	GnDTfQ.exe

Loads dropped DLL 2 IoCs

pid	Process
2256	4bd2f4009a66bbbbe1e5063df70d3a31c18633e568d4cabf4948d739c1a4fadd.exe
2256	4bd2f4009a66bbbbe1e5063df70d3a31c18633e568d4cabf4948d739c1a4fadd.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\servertool.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	GnDTfQ.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{C3A4D3BC-D67A-4D2A-B0ED-B4E62D27E02C}\chrome_installer.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jre7\bin\pack200.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	GnDTfQ.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	GnDTfQ.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	GnDTfQ.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	GnDTfQ.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	GnDTfQ.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	GnDTfQ.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	GnDTfQ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	GnDTfQ.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	GnDTfQ.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	GnDTfQ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE	GnDTfQ.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	GnDTfQ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	GnDTfQ.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	GnDTfQ.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	GnDTfQ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	GnDTfQ.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	GnDTfQ.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	GnDTfQ.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	GnDTfQ.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\IEContentService.exe	GnDTfQ.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	GnDTfQ.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4bd2f4009a66bbbbe1e5063df70d3a31c18633e568d4cabf4948d739c1a4fadd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2256	4bd2f4009a66bbbbe1e5063df70d3a31c18633e568d4cabf4948d739c1a4fadd.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2256	4bd2f4009a66bbbbe1e5063df70d3a31c18633e568d4cabf4948d739c1a4fadd.exe
2256	4bd2f4009a66bbbbe1e5063df70d3a31c18633e568d4cabf4948d739c1a4fadd.exe
2256	4bd2f4009a66bbbbe1e5063df70d3a31c18633e568d4cabf4948d739c1a4fadd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2256 wrote to memory of 1552	2256	4bd2f4009a66bbbbe1e5063df70d3a31c18633e568d4cabf4948d739c1a4fadd.exe	30
PID 2256 wrote to memory of 1552	2256	4bd2f4009a66bbbbe1e5063df70d3a31c18633e568d4cabf4948d739c1a4fadd.exe	30
PID 2256 wrote to memory of 1552	2256	4bd2f4009a66bbbbe1e5063df70d3a31c18633e568d4cabf4948d739c1a4fadd.exe	30
PID 2256 wrote to memory of 1552	2256	4bd2f4009a66bbbbe1e5063df70d3a31c18633e568d4cabf4948d739c1a4fadd.exe	30
PID 1552 wrote to memory of 1208	1552	GnDTfQ.exe	33
PID 1552 wrote to memory of 1208	1552	GnDTfQ.exe	33
PID 1552 wrote to memory of 1208	1552	GnDTfQ.exe	33
PID 1552 wrote to memory of 1208	1552	GnDTfQ.exe	33

C:\Users\Admin\AppData\Local\Temp\4bd2f4009a66bbbbe1e5063df70d3a31c18633e568d4cabf4948d739c1a4fadd.exe
"C:\Users\Admin\AppData\Local\Temp\4bd2f4009a66bbbbe1e5063df70d3a31c18633e568d4cabf4948d739c1a4fadd.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2256
- C:\Users\Admin\AppData\Local\Temp\GnDTfQ.exe
  C:\Users\Admin\AppData\Local\Temp\GnDTfQ.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1552
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\05b71744.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1208

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\05b71744.bat

Filesize
187B

MD5
e228928723226d4f15c358ca6367d3ae

SHA1
009cdcf6de66d08b7e1c28b9b7256567ab881944

SHA256
b8cff6fb111c4e8504d7b2f923550f8e04a9c8c25ba5d36a5f9938bb3ec37a23

SHA512
89f8d06d51829b98982b0ac17812e2e3ad4cf3e4c012466a2b07c3767c5da7961d310354075cd2f7fba02a680d728b87e3b8612833b0eaad636c690954211898

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1552-11-0x0000000000E30000-0x0000000000E39000-memory.dmp

Filesize
36KB

Download
memory/1552-17-0x0000000000E30000-0x0000000000E39000-memory.dmp

Filesize
36KB

Download
memory/2256-10-0x0000000000E30000-0x0000000000E39000-memory.dmp

Filesize
36KB

Download
memory/2256-12-0x0000000000E30000-0x0000000000E39000-memory.dmp

Filesize
36KB

Download
memory/2256-8-0x00000000000F0000-0x0000000000D51000-memory.dmp

Filesize
12.4MB

Download
memory/2256-16-0x00000000000F0000-0x0000000000D51000-memory.dmp

Filesize
12.4MB

Download