bdaejec | 8533bb3ca7c39789952be350fd2260960eed5dd1c79dffa00f53bdbbeaf4f2f3

Analysis

max time kernel
22s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12-10-2024 03:33

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General

Target

8533bb3ca7c39789952be350fd2260960eed5dd1c79dffa00f53bdbbeaf4f2f3N.exe
Size

186KB
MD5

80ab00a9489d26fbdaf146e50bc89020
SHA1

5429ff45211a500ab30b2d1719a57cef2204ffc7
SHA256

8533bb3ca7c39789952be350fd2260960eed5dd1c79dffa00f53bdbbeaf4f2f3
SHA512

80e621d5b0057b9d9b9dcc6bf3f12a7d73d830c2715960f7fdd0793635cc2c22b151a6faa5114b2fc22140805ceb853681115e029e5377bec25e98770314bd57
SSDEEP

1536:tBVPZVWcDjK/9vE+XFOC3++JWjAcoX/eZqSMRPYeZqSMRqeZqSMRcKLEVGCq2iWv:t72ZO+J4AcoXcsjgCLYGCH

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

Detects Bdaejec Backdoor. 1 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral1/memory/2744-36-0x0000000001250000-0x0000000001259000-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/0x00080000000120ff-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2744	VqoVYh.exe

Loads dropped DLL 2 IoCs

pid	Process
2472	8533bb3ca7c39789952be350fd2260960eed5dd1c79dffa00f53bdbbeaf4f2f3N.exe
2472	8533bb3ca7c39789952be350fd2260960eed5dd1c79dffa00f53bdbbeaf4f2f3N.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	VqoVYh.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	VqoVYh.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Icons\SC_Reader.exe	VqoVYh.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe	VqoVYh.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe	VqoVYh.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	VqoVYh.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	VqoVYh.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	VqoVYh.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	VqoVYh.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	VqoVYh.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe	VqoVYh.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CLVIEW.EXE	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jre7\bin\pack200.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Windows Journal\Journal.exe	VqoVYh.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	VqoVYh.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE	VqoVYh.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	VqoVYh.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PPTICO.EXE	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	VqoVYh.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Microsoft Games\SpiderSolitaire\SpiderSolitaire.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	VqoVYh.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	VqoVYh.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	VqoVYh.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	VqoVYh.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	8533bb3ca7c39789952be350fd2260960eed5dd1c79dffa00f53bdbbeaf4f2f3N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	VqoVYh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2472 wrote to memory of 2744	2472	8533bb3ca7c39789952be350fd2260960eed5dd1c79dffa00f53bdbbeaf4f2f3N.exe	30
PID 2472 wrote to memory of 2744	2472	8533bb3ca7c39789952be350fd2260960eed5dd1c79dffa00f53bdbbeaf4f2f3N.exe	30
PID 2472 wrote to memory of 2744	2472	8533bb3ca7c39789952be350fd2260960eed5dd1c79dffa00f53bdbbeaf4f2f3N.exe	30
PID 2472 wrote to memory of 2744	2472	8533bb3ca7c39789952be350fd2260960eed5dd1c79dffa00f53bdbbeaf4f2f3N.exe	30
PID 2472 wrote to memory of 2624	2472	8533bb3ca7c39789952be350fd2260960eed5dd1c79dffa00f53bdbbeaf4f2f3N.exe	31
PID 2472 wrote to memory of 2624	2472	8533bb3ca7c39789952be350fd2260960eed5dd1c79dffa00f53bdbbeaf4f2f3N.exe	31
PID 2472 wrote to memory of 2624	2472	8533bb3ca7c39789952be350fd2260960eed5dd1c79dffa00f53bdbbeaf4f2f3N.exe	31
PID 2472 wrote to memory of 2624	2472	8533bb3ca7c39789952be350fd2260960eed5dd1c79dffa00f53bdbbeaf4f2f3N.exe	31
PID 2744 wrote to memory of 1256	2744	VqoVYh.exe	33
PID 2744 wrote to memory of 1256	2744	VqoVYh.exe	33
PID 2744 wrote to memory of 1256	2744	VqoVYh.exe	33
PID 2744 wrote to memory of 1256	2744	VqoVYh.exe	33

C:\Users\Admin\AppData\Local\Temp\8533bb3ca7c39789952be350fd2260960eed5dd1c79dffa00f53bdbbeaf4f2f3N.exe
"C:\Users\Admin\AppData\Local\Temp\8533bb3ca7c39789952be350fd2260960eed5dd1c79dffa00f53bdbbeaf4f2f3N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2472
- C:\Users\Admin\AppData\Local\Temp\VqoVYh.exe
  C:\Users\Admin\AppData\Local\Temp\VqoVYh.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2744
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\21081526.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1256
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c copy /y C:\Users\Admin\AppData\Local\Temp\iaStorA.sys C:\Windows\System32\Drivers
  2⤵
  PID:2624

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\MPUI9R2R\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\21081526.bat

Filesize
187B

MD5
ebdb4492b6eaf2a187a910992f8c57da

SHA1
8074639982af24989b0a86e8838f6ad6c849c531

SHA256
901c44137abc1bf4b612f19493832bd82c93ed6dc2c44dec9fe7b05c7bc0df36

SHA512
d4e62f94cb958bad6cb71e06b5d339a2ee1200dc3064fca416152b0fc7a666003a2ce8a9bc02e5a83f56c8419d1a1215942184ce3881e4164cf607412412dfe4

Download Submit
C:\Users\Admin\AppData\Local\Temp\5DBD2B27.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2472-0-0x0000000000270000-0x00000000002A5000-memory.dmp

Filesize
212KB

Download
memory/2472-10-0x0000000000140000-0x0000000000149000-memory.dmp

Filesize
36KB

Download
memory/2472-9-0x0000000000140000-0x0000000000149000-memory.dmp

Filesize
36KB

Download
memory/2472-14-0x0000000000270000-0x00000000002A5000-memory.dmp

Filesize
212KB

Download
memory/2744-11-0x0000000001250000-0x0000000001259000-memory.dmp

Filesize
36KB

Download
memory/2744-36-0x0000000001250000-0x0000000001259000-memory.dmp

Filesize
36KB

Download