bdaejec | 79757b669da7754fb0319e313a1c24b9c9e170b7815174ca55959eb3bbca43f3

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-10-2024 02:33

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General

Target

79757b669da7754fb0319e313a1c24b9c9e170b7815174ca55959eb3bbca43f3.exe
Size

36KB
MD5

1913f1b56f94a777c0130ef6e358586f
SHA1

b1bc6735532a06744d37245f172408f8c2f062b0
SHA256

79757b669da7754fb0319e313a1c24b9c9e170b7815174ca55959eb3bbca43f3
SHA512

b838ae8f592776e80c25e4e6280a6e778fa1a1073d62aea9bd6604bdf25248848a45c8589373a0dd978a6193b8ac454eadf53ebcf187dcaa1eb1308cb0a4799c
SSDEEP

768:1LtEcKD6bLDnaJy+bDbM7fSqQGPL4vzZq2o9W7GsxBbPr:1LdugLjR+yfSJGCq2iW7z

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/1608-46-0x0000000000A30000-0x0000000000A39000-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/0x000d000000015ceb-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
1608	hjErac.exe

Loads dropped DLL 2 IoCs

pid	Process
1576	79757b669da7754fb0319e313a1c24b9c9e170b7815174ca55959eb3bbca43f3.exe
1576	79757b669da7754fb0319e313a1c24b9c9e170b7815174ca55959eb3bbca43f3.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\pack200.exe	hjErac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	hjErac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	hjErac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	hjErac.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	hjErac.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	hjErac.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	hjErac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	hjErac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	hjErac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE	hjErac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	hjErac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	hjErac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE	hjErac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	hjErac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	hjErac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	hjErac.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	hjErac.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	hjErac.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	hjErac.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	hjErac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\IEContentService.exe	hjErac.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	hjErac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	hjErac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	hjErac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	hjErac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	hjErac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe	hjErac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	hjErac.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	hjErac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	hjErac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	hjErac.exe
File opened for modification	C:\Program Files\Microsoft Games\Hearts\Hearts.exe	hjErac.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe	hjErac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	hjErac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	hjErac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	hjErac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	hjErac.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	hjErac.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	hjErac.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	hjErac.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	hjErac.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	hjErac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe	hjErac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	hjErac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	hjErac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	hjErac.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	hjErac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	hjErac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	hjErac.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	hjErac.exe
File opened for modification	C:\Program Files\Windows Journal\Journal.exe	hjErac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	hjErac.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	hjErac.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	hjErac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	hjErac.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	hjErac.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	hjErac.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	hjErac.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	hjErac.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	hjErac.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	hjErac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	hjErac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PPTICO.EXE	hjErac.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	hjErac.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	79757b669da7754fb0319e313a1c24b9c9e170b7815174ca55959eb3bbca43f3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hjErac.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1576	79757b669da7754fb0319e313a1c24b9c9e170b7815174ca55959eb3bbca43f3.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1576	79757b669da7754fb0319e313a1c24b9c9e170b7815174ca55959eb3bbca43f3.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1576 wrote to memory of 1608	1576	79757b669da7754fb0319e313a1c24b9c9e170b7815174ca55959eb3bbca43f3.exe	32
PID 1576 wrote to memory of 1608	1576	79757b669da7754fb0319e313a1c24b9c9e170b7815174ca55959eb3bbca43f3.exe	32
PID 1576 wrote to memory of 1608	1576	79757b669da7754fb0319e313a1c24b9c9e170b7815174ca55959eb3bbca43f3.exe	32
PID 1576 wrote to memory of 1608	1576	79757b669da7754fb0319e313a1c24b9c9e170b7815174ca55959eb3bbca43f3.exe	32
PID 1608 wrote to memory of 2792	1608	hjErac.exe	34
PID 1608 wrote to memory of 2792	1608	hjErac.exe	34
PID 1608 wrote to memory of 2792	1608	hjErac.exe	34
PID 1608 wrote to memory of 2792	1608	hjErac.exe	34

C:\Users\Admin\AppData\Local\Temp\79757b669da7754fb0319e313a1c24b9c9e170b7815174ca55959eb3bbca43f3.exe
"C:\Users\Admin\AppData\Local\Temp\79757b669da7754fb0319e313a1c24b9c9e170b7815174ca55959eb3bbca43f3.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1576
- C:\Users\Admin\AppData\Local\Temp\hjErac.exe
  C:\Users\Admin\AppData\Local\Temp\hjErac.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1608
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\06805561.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2792

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\06805561.bat

Filesize
187B

MD5
3dd0e051fbfb5b58c58a8698ac63db65

SHA1
489a56bb6ba778e984b2e268803a1623d240607d

SHA256
a0458c70470a5b2a588fbe492bdc51bd604981adcec5f16fa7cd784e67b16b77

SHA512
0e7c22d81d60fedbda5393fb4441d96c4db2379bf1d9f06f39eae735ff6b2227d07e5b6ae95902b0de65db1f88c4b510af245d29afa94138159e87aba3b42699

Download Submit
C:\Users\Admin\AppData\Local\Temp\71552FBF.exe

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\71552FBF.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1576-0-0x0000000000050000-0x000000000005E000-memory.dmp

Filesize
56KB

Download
memory/1576-4-0x0000000000110000-0x0000000000119000-memory.dmp

Filesize
36KB

Download
memory/1576-48-0x0000000000050000-0x000000000005E000-memory.dmp

Filesize
56KB

Download
memory/1576-49-0x0000000000110000-0x0000000000119000-memory.dmp

Filesize
36KB

Download
memory/1608-46-0x0000000000A30000-0x0000000000A39000-memory.dmp

Filesize
36KB

Download