neconyd | 41fb31a9a4910cb83dc52cd4eba3947e9f460db8be3c145b0e3f2d8554c1696e

Analysis

max time kernel
117s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-01-2025 02:52

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General

Target

41fb31a9a4910cb83dc52cd4eba3947e9f460db8be3c145b0e3f2d8554c1696e.exe
Size

33KB
MD5

93503f48189b4a010ed4df298b50559b
SHA1

e3c171b26db84355351c73502ac647853020a9f2
SHA256

41fb31a9a4910cb83dc52cd4eba3947e9f460db8be3c145b0e3f2d8554c1696e
SHA512

2054fe826e9a140d099361ff96b6ca888a84e9c8b6c854e053a919439cac9d10488b36082e4029f392c8a916708f677c7771a71b29d6b18f4948a9f82cbed542
SSDEEP

768:afVhP/4kt3+9IV6Y90ksQ1oWHT0hh0vy9S5fsYGbTmoN/yE56hlSQ7D1:afVRztyHo8QNHTk0qE5fslvN/956qo

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
4440	omsecor.exe
736	omsecor.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\merocz.xc6	omsecor.exe
File created	C:\Windows\SysWOW64\omsecor.exe	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	41fb31a9a4910cb83dc52cd4eba3947e9f460db8be3c145b0e3f2d8554c1696e.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 4588 wrote to memory of 4440	4588	41fb31a9a4910cb83dc52cd4eba3947e9f460db8be3c145b0e3f2d8554c1696e.exe	82
PID 4588 wrote to memory of 4440	4588	41fb31a9a4910cb83dc52cd4eba3947e9f460db8be3c145b0e3f2d8554c1696e.exe	82
PID 4588 wrote to memory of 4440	4588	41fb31a9a4910cb83dc52cd4eba3947e9f460db8be3c145b0e3f2d8554c1696e.exe	82
PID 4440 wrote to memory of 736	4440	omsecor.exe	92
PID 4440 wrote to memory of 736	4440	omsecor.exe	92
PID 4440 wrote to memory of 736	4440	omsecor.exe	92

C:\Users\Admin\AppData\Local\Temp\41fb31a9a4910cb83dc52cd4eba3947e9f460db8be3c145b0e3f2d8554c1696e.exe
"C:\Users\Admin\AppData\Local\Temp\41fb31a9a4910cb83dc52cd4eba3947e9f460db8be3c145b0e3f2d8554c1696e.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4588
- 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:4440
- - 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:736

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
33KB

MD5
20e0edd9b3ab5e21a83bf68228bb94a5

SHA1
94734dbc80eac3c9660841ff091e4a032861e355

SHA256
e11170fec5bfc1eab3f1933867db49cf579431030d6576d56350b7fd73fd788b

SHA512
bd78629ca209100c710554f12d76cfd6f5d488616e489179d3fd3370ba15012691732a3a8cead714d64134e896921818b744454c3dfc95307ee25b04a2b3ad10

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

Filesize
33KB

MD5
e4e94c2319f7cf2244157c90071396cb

SHA1
c82e51e2210d2974e675e61599cfb044402f7ed1

SHA256
a02a9720bc62b7135046e46bad2abffbc0b926f9f6bfa124ea071dfbfc39f1c7

SHA512
687a95551d8bae189b1df348ed08ab08b7b1fa53c7fb633b2237a6aa4dc595a9c2cb4cf0393ab5372826a96ed574b533f458e1397625f67540993dcd12c64481

Download Submit
memory/736-19-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/736-22-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4440-4-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4440-8-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4440-11-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4440-14-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4440-15-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4440-20-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4588-0-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4588-7-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download