bdaejec | 7a119689be42e9b0b012084180e7f73afe0d4b75bad19da32ba2d322eeec24d0

Analysis

max time kernel
144s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28-12-2024 17:45

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General

Target

7a119689be42e9b0b012084180e7f73afe0d4b75bad19da32ba2d322eeec24d0.exe
Size

12.0MB
MD5

8e108ac2fe0f2fd5bf0974bb06af1ea2
SHA1

d9b4f639a5b059b688345a8694696eb4e54383b1
SHA256

7a119689be42e9b0b012084180e7f73afe0d4b75bad19da32ba2d322eeec24d0
SHA512

466ff4e330770281d4f57f529c58d2c493ae1d7755c887529f481418dc223360aa0ecc2a8de721ab326c6dd31a3b9cf04dd1d728ca138a8c06017385377ef476
SSDEEP

49152:s/KE1ld3/wAyJxVZp2bnbJ5eA+zlFTCTMqQ:s/KU9/pyJx9Y5elx0T

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/2620-11-0x0000000001360000-0x0000000001369000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/2620-18-0x0000000001360000-0x0000000001369000-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/0x0007000000012117-1.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2620	wvFJhl.exe

Loads dropped DLL 2 IoCs

pid	Process
3032	7a119689be42e9b0b012084180e7f73afe0d4b75bad19da32ba2d322eeec24d0.exe
3032	7a119689be42e9b0b012084180e7f73afe0d4b75bad19da32ba2d322eeec24d0.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	wvFJhl.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	wvFJhl.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	wvFJhl.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	wvFJhl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	wvFJhl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	wvFJhl.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	wvFJhl.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\Chess.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	wvFJhl.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	wvFJhl.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	wvFJhl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE	wvFJhl.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	wvFJhl.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	wvFJhl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jre7\bin\pack200.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Microsoft Games\Hearts\Hearts.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	wvFJhl.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	wvFJhl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	wvFJhl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	wvFJhl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE	wvFJhl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	wvFJhl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	wvFJhl.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	wvFJhl.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	wvFJhl.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	wvFJhl.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe	wvFJhl.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	7a119689be42e9b0b012084180e7f73afe0d4b75bad19da32ba2d322eeec24d0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wvFJhl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3032	7a119689be42e9b0b012084180e7f73afe0d4b75bad19da32ba2d322eeec24d0.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
3032	7a119689be42e9b0b012084180e7f73afe0d4b75bad19da32ba2d322eeec24d0.exe
3032	7a119689be42e9b0b012084180e7f73afe0d4b75bad19da32ba2d322eeec24d0.exe
3032	7a119689be42e9b0b012084180e7f73afe0d4b75bad19da32ba2d322eeec24d0.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3032 wrote to memory of 2620	3032	7a119689be42e9b0b012084180e7f73afe0d4b75bad19da32ba2d322eeec24d0.exe	30
PID 3032 wrote to memory of 2620	3032	7a119689be42e9b0b012084180e7f73afe0d4b75bad19da32ba2d322eeec24d0.exe	30
PID 3032 wrote to memory of 2620	3032	7a119689be42e9b0b012084180e7f73afe0d4b75bad19da32ba2d322eeec24d0.exe	30
PID 3032 wrote to memory of 2620	3032	7a119689be42e9b0b012084180e7f73afe0d4b75bad19da32ba2d322eeec24d0.exe	30
PID 2620 wrote to memory of 588	2620	wvFJhl.exe	33
PID 2620 wrote to memory of 588	2620	wvFJhl.exe	33
PID 2620 wrote to memory of 588	2620	wvFJhl.exe	33
PID 2620 wrote to memory of 588	2620	wvFJhl.exe	33

C:\Users\Admin\AppData\Local\Temp\7a119689be42e9b0b012084180e7f73afe0d4b75bad19da32ba2d322eeec24d0.exe
"C:\Users\Admin\AppData\Local\Temp\7a119689be42e9b0b012084180e7f73afe0d4b75bad19da32ba2d322eeec24d0.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3032
- C:\Users\Admin\AppData\Local\Temp\wvFJhl.exe
  C:\Users\Admin\AppData\Local\Temp\wvFJhl.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2620
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\00537061.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:588

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\00537061.bat

Filesize
187B

MD5
5caaaa77fc35d1e7cd48c3dc8a287b38

SHA1
8714da8d2d5191225a206ab827726cf59bafcb9a

SHA256
bd59d98f3d14b317c99402be62ba493b0ef9d00485a66217d57e2fed01bae01f

SHA512
1a2caf4ef04cad83f661ca8eefb919b5ec2d4fd52c346b0d83d653866d002a42479ab60caaa8963d45ca12f92b81ed07dd2a243690a12bff070b5e9e0de1192a

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2620-11-0x0000000001360000-0x0000000001369000-memory.dmp

Filesize
36KB

Download
memory/2620-18-0x0000000001360000-0x0000000001369000-memory.dmp

Filesize
36KB

Download
memory/3032-9-0x0000000000D40000-0x00000000019A1000-memory.dmp

Filesize
12.4MB

Download
memory/3032-12-0x0000000000150000-0x0000000000159000-memory.dmp

Filesize
36KB

Download
memory/3032-10-0x0000000000150000-0x0000000000159000-memory.dmp

Filesize
36KB

Download
memory/3032-15-0x0000000000940000-0x0000000000A40000-memory.dmp

Filesize
1024KB

Download
memory/3032-17-0x0000000000D40000-0x00000000019A1000-memory.dmp

Filesize
12.4MB

Download
memory/3032-19-0x0000000000940000-0x0000000000A40000-memory.dmp

Filesize
1024KB

Download
memory/3032-26-0x0000000000150000-0x0000000000159000-memory.dmp

Filesize
36KB

Download
memory/3032-28-0x0000000000150000-0x0000000000159000-memory.dmp

Filesize
36KB

Download