neconyd | 4fbce909ae0da37ed40da1c8aab0696eb797ffc637be1cf103dc9fbca8539f2e

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03-12-2024 22:19

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General

Target

4fbce909ae0da37ed40da1c8aab0696eb797ffc637be1cf103dc9fbca8539f2e.exe
Size

76KB
MD5

7386d580dddefe874edb2d7825c51d52
SHA1

16309f985e351bc5b34d99c5ab17ad9552ba50c9
SHA256

4fbce909ae0da37ed40da1c8aab0696eb797ffc637be1cf103dc9fbca8539f2e
SHA512

9b21054776bfd9462d5b6f0ebcf4f88605cb44921b0831fd1025a4d2e873501f27f45ccd366792a6e3b158594d4eaaad29afa81909c7f65e76120c2b123d11f1
SSDEEP

1536:yd9dseIOcE93bIvYvZEyF4EEOF6N4XS+AQmZTl/5w113:CdseIOMEZEyFjEOFqaiQm5l/5w113

Score

10^/10

neconyd discovery trojan

Malware Config

Extracted

Family

neconyd

http://ow5dirasuek.com/

http://mkkuei4kdsz.com/

http://lousta.net/

Signatures

Neconyd
Neconyd is a trojan written in C++.
trojan neconyd
Neconyd family
neconyd

Executes dropped EXE 2 IoCs

pid	Process
3184	omsecor.exe
4176	omsecor.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\omsecor.exe	omsecor.exe
File opened for modification	C:\Windows\SysWOW64\merocz.xc6	omsecor.exe

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	4fbce909ae0da37ed40da1c8aab0696eb797ffc637be1cf103dc9fbca8539f2e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3872 wrote to memory of 3184	3872	4fbce909ae0da37ed40da1c8aab0696eb797ffc637be1cf103dc9fbca8539f2e.exe	82
PID 3872 wrote to memory of 3184	3872	4fbce909ae0da37ed40da1c8aab0696eb797ffc637be1cf103dc9fbca8539f2e.exe	82
PID 3872 wrote to memory of 3184	3872	4fbce909ae0da37ed40da1c8aab0696eb797ffc637be1cf103dc9fbca8539f2e.exe	82
PID 3184 wrote to memory of 4176	3184	omsecor.exe	92
PID 3184 wrote to memory of 4176	3184	omsecor.exe	92
PID 3184 wrote to memory of 4176	3184	omsecor.exe	92

C:\Users\Admin\AppData\Local\Temp\4fbce909ae0da37ed40da1c8aab0696eb797ffc637be1cf103dc9fbca8539f2e.exe
"C:\Users\Admin\AppData\Local\Temp\4fbce909ae0da37ed40da1c8aab0696eb797ffc637be1cf103dc9fbca8539f2e.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3872
- C:\Users\Admin\AppData\Roaming\omsecor.exe
  C:\Users\Admin\AppData\Roaming\omsecor.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3184
- - C:\Windows\SysWOW64\omsecor.exe
    C:\Windows\System32\omsecor.exe
    3⤵
    - Executes dropped EXE
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    PID:4176

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\omsecor.exe

Filesize
76KB

MD5
dab49e619379f458c7a6582d0eeb0f1b

SHA1
1d33c576343b33626a103e29602ccdc7fb805d8a

SHA256
980663429cbf08ed014e5eea03325c92b28d886046f7b8754e38de5019fe0498

SHA512
a3266a09c344f55b447b423d7247ba9c727c48ba1ec40ec132749a5642dc9dbd10e1d2e80945fdfcb6e178c1e67e0107e6e8ef89863607823cb3916798984550

Download Submit
C:\Windows\SysWOW64\omsecor.exe

Filesize
76KB

MD5
6c7c891470a58715145782e783eda8ac

SHA1
6b34a9e5ad0e114955c431da7882cdb7bac518fb

SHA256
d6f83a562d90bd8de9622cf6cdb3681eadd844c7673f9105f2a97a469f7b8ffc

SHA512
9a6eed38be64d04072704828b0a3ffd8bd2eef30f36a616702030c7aaf3c23192eab27dc613137b603e77a5039252f539c063d6121ff754e1114e314c660ee3b

Download Submit
memory/3184-4-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3184-7-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3184-13-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3872-0-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3872-5-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4176-11-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4176-14-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download