bdaejec | f3bc13d7857a6dc5ae83d04b0f125f2246422b589961dfcbaa4087f1e3fc9bed

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-10-2024 17:11

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General

Target

f3bc13d7857a6dc5ae83d04b0f125f2246422b589961dfcbaa4087f1e3fc9bedN.exe
Size

52KB
MD5

0d152a0f4e4ddb9d5f009dd02f4b4320
SHA1

3c43fc8c1d8d3e0a82357fb76b3052fe8db35e01
SHA256

f3bc13d7857a6dc5ae83d04b0f125f2246422b589961dfcbaa4087f1e3fc9bed
SHA512

9f34bfa8203d12e2796f52011bb3164a9d0d24122f984f3323de11de4bff675c4cb200b2c619fdddb8e1127e7dc9479f775b7d913ed80745c235515a08651014
SSDEEP

768:QVMe3Vk9haLNFZ131W8g/ReQGPL4vzZq2o9W7GsxBbPr:uMASiLNFZdO/RlGCq2iW7z

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/2172-44-0x0000000000F00000-0x0000000000F09000-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/0x0007000000012116-13.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2172	eRELly.exe

Loads dropped DLL 5 IoCs

pid	Process
2672	f3bc13d7857a6dc5ae83d04b0f125f2246422b589961dfcbaa4087f1e3fc9bedN.exe
2672	f3bc13d7857a6dc5ae83d04b0f125f2246422b589961dfcbaa4087f1e3fc9bedN.exe
2172	eRELly.exe
2172	eRELly.exe
2172	eRELly.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe	eRELly.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	eRELly.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	eRELly.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	eRELly.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	eRELly.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	eRELly.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PPTICO.EXE	eRELly.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	eRELly.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	eRELly.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe	eRELly.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	eRELly.exe
File opened for modification	C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE	eRELly.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	eRELly.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	eRELly.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	eRELly.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	eRELly.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	eRELly.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	eRELly.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	eRELly.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	eRELly.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	eRELly.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe	eRELly.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	eRELly.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	eRELly.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	eRELly.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	eRELly.exe
File opened for modification	C:\Program Files\Microsoft Games\SpiderSolitaire\SpiderSolitaire.exe	eRELly.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	eRELly.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	eRELly.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe	eRELly.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	eRELly.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe	eRELly.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	eRELly.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	eRELly.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	eRELly.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	eRELly.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe	eRELly.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	eRELly.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	eRELly.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	eRELly.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe	eRELly.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	eRELly.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	eRELly.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	eRELly.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe	eRELly.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	eRELly.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	eRELly.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	eRELly.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	eRELly.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	eRELly.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	eRELly.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	eRELly.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	eRELly.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe	eRELly.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	eRELly.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	eRELly.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	eRELly.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	eRELly.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	eRELly.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	eRELly.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	eRELly.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe	eRELly.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	eRELly.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	eRELly.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	f3bc13d7857a6dc5ae83d04b0f125f2246422b589961dfcbaa4087f1e3fc9bedN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eRELly.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2672 wrote to memory of 2172	2672	f3bc13d7857a6dc5ae83d04b0f125f2246422b589961dfcbaa4087f1e3fc9bedN.exe	30
PID 2672 wrote to memory of 2172	2672	f3bc13d7857a6dc5ae83d04b0f125f2246422b589961dfcbaa4087f1e3fc9bedN.exe	30
PID 2672 wrote to memory of 2172	2672	f3bc13d7857a6dc5ae83d04b0f125f2246422b589961dfcbaa4087f1e3fc9bedN.exe	30
PID 2672 wrote to memory of 2172	2672	f3bc13d7857a6dc5ae83d04b0f125f2246422b589961dfcbaa4087f1e3fc9bedN.exe	30
PID 2672 wrote to memory of 2172	2672	f3bc13d7857a6dc5ae83d04b0f125f2246422b589961dfcbaa4087f1e3fc9bedN.exe	30
PID 2672 wrote to memory of 2172	2672	f3bc13d7857a6dc5ae83d04b0f125f2246422b589961dfcbaa4087f1e3fc9bedN.exe	30
PID 2672 wrote to memory of 2172	2672	f3bc13d7857a6dc5ae83d04b0f125f2246422b589961dfcbaa4087f1e3fc9bedN.exe	30
PID 2172 wrote to memory of 2912	2172	eRELly.exe	32
PID 2172 wrote to memory of 2912	2172	eRELly.exe	32
PID 2172 wrote to memory of 2912	2172	eRELly.exe	32
PID 2172 wrote to memory of 2912	2172	eRELly.exe	32
PID 2172 wrote to memory of 2912	2172	eRELly.exe	32
PID 2172 wrote to memory of 2912	2172	eRELly.exe	32
PID 2172 wrote to memory of 2912	2172	eRELly.exe	32

C:\Users\Admin\AppData\Local\Temp\f3bc13d7857a6dc5ae83d04b0f125f2246422b589961dfcbaa4087f1e3fc9bedN.exe
"C:\Users\Admin\AppData\Local\Temp\f3bc13d7857a6dc5ae83d04b0f125f2246422b589961dfcbaa4087f1e3fc9bedN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2672
- C:\Users\Admin\AppData\Local\Temp\eRELly.exe
  C:\Users\Admin\AppData\Local\Temp\eRELly.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:2172
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\6ec52143.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2912

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\095B5AF9.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\6ec52143.bat

Filesize
187B

MD5
aa7060ff2d2506f1f8a58612a464a76c

SHA1
c932a50e56d33fed38e17beb8a1ccf92790b48f0

SHA256
8c49d7d336989156201b491039f0e349c61c20d0a69f3b6b91a5f0661cf2793b

SHA512
3ac96419d98881c337daabe51fca23045bc7d6ecb29419628aea8998ca8b9a671f9752aa40fffc36b9f87bc13bd232103328c85dffe140d76c8724a056acd6ef

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2172-19-0x0000000000020000-0x0000000000029000-memory.dmp

Filesize
36KB

Download
memory/2172-20-0x0000000000F06000-0x0000000000F07000-memory.dmp

Filesize
4KB

Download
memory/2172-14-0x0000000000F00000-0x0000000000F09000-memory.dmp

Filesize
36KB

Download
memory/2172-44-0x0000000000F00000-0x0000000000F09000-memory.dmp

Filesize
36KB

Download
memory/2672-11-0x0000000000190000-0x0000000000199000-memory.dmp

Filesize
36KB

Download
memory/2672-10-0x0000000000020000-0x000000000002D000-memory.dmp

Filesize
52KB

Download
memory/2672-9-0x0000000000020000-0x000000000002D000-memory.dmp

Filesize
52KB

Download
memory/2672-8-0x0000000000020000-0x000000000002D000-memory.dmp

Filesize
52KB

Download
memory/2672-0-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2672-22-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2672-12-0x0000000000190000-0x0000000000199000-memory.dmp

Filesize
36KB

Download