bdaejec | f74c46647d8e598ac9fa398f50e31d63383fa4c60e3aed1576a23eac687b9b00

Analysis

max time kernel
111s
max time network
99s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
31/12/2024, 21:19

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General

Target

f74c46647d8e598ac9fa398f50e31d63383fa4c60e3aed1576a23eac687b9b00N.exe
Size

104KB
MD5

d02330867f2adf19ffdc2942c4e1f570
SHA1

e897b4879c88794dd0a4b7f0648b7c901014ff79
SHA256

f74c46647d8e598ac9fa398f50e31d63383fa4c60e3aed1576a23eac687b9b00
SHA512

c02c60ccac38abfce6782deb190d831f446112ea730de31cfbc046c3962c14ec5308c5bf5cf8c2b51b9e6ae33ff24a01c3080644ac3f35953a6a0c21b48c3f9c
SSDEEP

1536:DFEL0c3++wG5NlKOln9N7oKsMmuB2IMokC+0FfHYToSMygGCq2iW7z:DFUxlnjmDXokC+GfHYToSMTGCH

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/2328-32-0x00000000011D0000-0x00000000011D9000-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/0x000700000001211a-8.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2328	MfmirF.exe

Loads dropped DLL 2 IoCs

pid	Process
2316	f74c46647d8e598ac9fa398f50e31d63383fa4c60e3aed1576a23eac687b9b00N.exe
2316	f74c46647d8e598ac9fa398f50e31d63383fa4c60e3aed1576a23eac687b9b00N.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\wsimport.exe	MfmirF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	MfmirF.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	MfmirF.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	MfmirF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	MfmirF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\IEContentService.exe	MfmirF.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	MfmirF.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	MfmirF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	MfmirF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe	MfmirF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe	MfmirF.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	MfmirF.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	MfmirF.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	MfmirF.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	MfmirF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	MfmirF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	MfmirF.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	MfmirF.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	MfmirF.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	MfmirF.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe	MfmirF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	MfmirF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	MfmirF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	MfmirF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jvisualvm.exe	MfmirF.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	MfmirF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	MfmirF.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe	MfmirF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	MfmirF.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	MfmirF.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{5EB8F02B-573C-439E-BE36-635B3B6563D9}\chrome_installer.exe	MfmirF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	MfmirF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	MfmirF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	MfmirF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	MfmirF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe	MfmirF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	MfmirF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	MfmirF.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	MfmirF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	MfmirF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE	MfmirF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	MfmirF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	MfmirF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	MfmirF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	MfmirF.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	MfmirF.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	MfmirF.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	MfmirF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	MfmirF.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	MfmirF.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	MfmirF.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	MfmirF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	MfmirF.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	MfmirF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	MfmirF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	MfmirF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe	MfmirF.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	MfmirF.exe
File opened for modification	C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE	MfmirF.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	MfmirF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	MfmirF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe	MfmirF.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	MfmirF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	MfmirF.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	f74c46647d8e598ac9fa398f50e31d63383fa4c60e3aed1576a23eac687b9b00N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MfmirF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 2328	2316	f74c46647d8e598ac9fa398f50e31d63383fa4c60e3aed1576a23eac687b9b00N.exe	30
PID 2316 wrote to memory of 2328	2316	f74c46647d8e598ac9fa398f50e31d63383fa4c60e3aed1576a23eac687b9b00N.exe	30
PID 2316 wrote to memory of 2328	2316	f74c46647d8e598ac9fa398f50e31d63383fa4c60e3aed1576a23eac687b9b00N.exe	30
PID 2316 wrote to memory of 2328	2316	f74c46647d8e598ac9fa398f50e31d63383fa4c60e3aed1576a23eac687b9b00N.exe	30
PID 2328 wrote to memory of 1260	2328	MfmirF.exe	33
PID 2328 wrote to memory of 1260	2328	MfmirF.exe	33
PID 2328 wrote to memory of 1260	2328	MfmirF.exe	33
PID 2328 wrote to memory of 1260	2328	MfmirF.exe	33

C:\Users\Admin\AppData\Local\Temp\f74c46647d8e598ac9fa398f50e31d63383fa4c60e3aed1576a23eac687b9b00N.exe
"C:\Users\Admin\AppData\Local\Temp\f74c46647d8e598ac9fa398f50e31d63383fa4c60e3aed1576a23eac687b9b00N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Users\Admin\AppData\Local\Temp\MfmirF.exe
  C:\Users\Admin\AppData\Local\Temp\MfmirF.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2328
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\14ac6ce4.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1260

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\Microsoft\Windows\Temporary Internet Files\Content.IE5\0I0VVMWQ\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\14ac6ce4.bat

Filesize
187B

MD5
88f74580e439742de0b2927050f9463a

SHA1
799c34606fd0804d1f7cf70198b49d0bd8856fc7

SHA256
abeac4e0fbb54fdde2536e883b7ba904f70ce696c42dabc47915767097926c89

SHA512
0225f15f90c1d95b060d2f96a51598e5e057bb94a61422f7642a3a46fcc5be66a80210c425312ec9a3abe156b09590650192152a23b4a3ce4637ed13e0034a60

Download Submit
C:\Users\Admin\AppData\Local\Temp\31986DC7.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2316-0-0x0000000001310000-0x0000000001330000-memory.dmp

Filesize
128KB

Download
memory/2316-3-0x00000000011D0000-0x00000000011D9000-memory.dmp

Filesize
36KB

Download
memory/2316-31-0x0000000001310000-0x0000000001330000-memory.dmp

Filesize
128KB

Download
memory/2328-32-0x00000000011D0000-0x00000000011D9000-memory.dmp

Filesize
36KB

Download