neconyd | 61cea9f34f15f7e1aa3ccea70c87910117128cf63ed841b94773f28c0bcadd3c

Analysis

max time kernel
149s
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
11-01-2025 13:54

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General

Target

61cea9f34f15f7e1aa3ccea70c87910117128cf63ed841b94773f28c0bcadd3c.exe
Size

134KB
MD5

fea7ad8323b536783fd6bb0663652f59
SHA1

6bed3ae0094ee8fcdb5ce7efa07e1779cb29f9c0
SHA256

61cea9f34f15f7e1aa3ccea70c87910117128cf63ed841b94773f28c0bcadd3c
SHA512

53ab11e1ab5ddec15a48447a85183182e5021078d8f68fec2113f62278ba3e610fd5a415040c094fde1ca1c8f478e7aa53151ec1457035aac31281dcfe0b459b
SSDEEP

1536:ADfDbhERTatPLTH0iqNZg3mqKv6y0RrwFd1tSEsF27da6ZW72Foj/MqMabadwCi1:2iRTeH0iqAW6J6f1tqF6dngNmaZCiaI

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 6 IoCs

pid	Process
3408	omsecor.exe
1032	omsecor.exe
1964	omsecor.exe
1924	omsecor.exe
4588	omsecor.exe
1484	omsecor.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\omsecor.exe	omsecor.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 4000 set thread context of 1068	4000	61cea9f34f15f7e1aa3ccea70c87910117128cf63ed841b94773f28c0bcadd3c.exe	82
PID 3408 set thread context of 1032	3408	omsecor.exe	86
PID 1964 set thread context of 1924	1964	omsecor.exe	100
PID 4588 set thread context of 1484	4588	omsecor.exe	103

Program crash 4 IoCs

pid	pid_target	Process	procid_target
1664	4000	WerFault.exe	81
4284	3408	WerFault.exe	85
5072	1964	WerFault.exe	99
3324	4588	WerFault.exe	102

System Location Discovery: System Language Discovery 1 TTPs 8 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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	61cea9f34f15f7e1aa3ccea70c87910117128cf63ed841b94773f28c0bcadd3c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	61cea9f34f15f7e1aa3ccea70c87910117128cf63ed841b94773f28c0bcadd3c.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 29 IoCs

description	pid	Process	procid_target
PID 4000 wrote to memory of 1068	4000	61cea9f34f15f7e1aa3ccea70c87910117128cf63ed841b94773f28c0bcadd3c.exe	82
PID 4000 wrote to memory of 1068	4000	61cea9f34f15f7e1aa3ccea70c87910117128cf63ed841b94773f28c0bcadd3c.exe	82
PID 4000 wrote to memory of 1068	4000	61cea9f34f15f7e1aa3ccea70c87910117128cf63ed841b94773f28c0bcadd3c.exe	82
PID 4000 wrote to memory of 1068	4000	61cea9f34f15f7e1aa3ccea70c87910117128cf63ed841b94773f28c0bcadd3c.exe	82
PID 4000 wrote to memory of 1068	4000	61cea9f34f15f7e1aa3ccea70c87910117128cf63ed841b94773f28c0bcadd3c.exe	82
PID 1068 wrote to memory of 3408	1068	61cea9f34f15f7e1aa3ccea70c87910117128cf63ed841b94773f28c0bcadd3c.exe	85
PID 1068 wrote to memory of 3408	1068	61cea9f34f15f7e1aa3ccea70c87910117128cf63ed841b94773f28c0bcadd3c.exe	85
PID 1068 wrote to memory of 3408	1068	61cea9f34f15f7e1aa3ccea70c87910117128cf63ed841b94773f28c0bcadd3c.exe	85
PID 3408 wrote to memory of 1032	3408	omsecor.exe	86
PID 3408 wrote to memory of 1032	3408	omsecor.exe	86
PID 3408 wrote to memory of 1032	3408	omsecor.exe	86
PID 3408 wrote to memory of 1032	3408	omsecor.exe	86
PID 3408 wrote to memory of 1032	3408	omsecor.exe	86
PID 1032 wrote to memory of 1964	1032	omsecor.exe	99
PID 1032 wrote to memory of 1964	1032	omsecor.exe	99
PID 1032 wrote to memory of 1964	1032	omsecor.exe	99
PID 1964 wrote to memory of 1924	1964	omsecor.exe	100
PID 1964 wrote to memory of 1924	1964	omsecor.exe	100
PID 1964 wrote to memory of 1924	1964	omsecor.exe	100
PID 1964 wrote to memory of 1924	1964	omsecor.exe	100
PID 1964 wrote to memory of 1924	1964	omsecor.exe	100
PID 1924 wrote to memory of 4588	1924	omsecor.exe	102
PID 1924 wrote to memory of 4588	1924	omsecor.exe	102
PID 1924 wrote to memory of 4588	1924	omsecor.exe	102
PID 4588 wrote to memory of 1484	4588	omsecor.exe	103
PID 4588 wrote to memory of 1484	4588	omsecor.exe	103
PID 4588 wrote to memory of 1484	4588	omsecor.exe	103
PID 4588 wrote to memory of 1484	4588	omsecor.exe	103
PID 4588 wrote to memory of 1484	4588	omsecor.exe	103

C:\Users\Admin\AppData\Local\Temp\61cea9f34f15f7e1aa3ccea70c87910117128cf63ed841b94773f28c0bcadd3c.exe
"C:\Users\Admin\AppData\Local\Temp\61cea9f34f15f7e1aa3ccea70c87910117128cf63ed841b94773f28c0bcadd3c.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4000
- C:\Users\Admin\AppData\Local\Temp\61cea9f34f15f7e1aa3ccea70c87910117128cf63ed841b94773f28c0bcadd3c.exe
  C:\Users\Admin\AppData\Local\Temp\61cea9f34f15f7e1aa3ccea70c87910117128cf63ed841b94773f28c0bcadd3c.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1068
- - C:\Users\Admin\AppData\Roaming\omsecor.exe
    C:\Users\Admin\AppData\Roaming\omsecor.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3408
  - - C:\Users\Admin\AppData\Roaming\omsecor.exe
      C:\Users\Admin\AppData\Roaming\omsecor.exe
      4⤵
      Executes dropped EXE
      Drops file in System32 directory
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:1032
    - - C:\Windows\SysWOW64\omsecor.exe
        
        C:\Windows\System32\omsecor.exe
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1964
      - C:\Windows\SysWOW64\omsecor.exe
        
        C:\Windows\SysWOW64\omsecor.exe
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1924
        
        C:\Users\Admin\AppData\Roaming\omsecor.exe
        
        C:\Users\Admin\AppData\Roaming\omsecor.exe
        7⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        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
        8⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:1484
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4588 -s 268
        8⤵
        Program crash
        
        PID:3324
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1964 -s 292
        6⤵
        Program crash
        
        PID:5072
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3408 -s 288
      4⤵
      Program crash
      PID:4284
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4000 -s 288
  2⤵
  - Program crash
  PID:1664

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4000 -ip 4000
1⤵
PID:1276

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3408 -ip 3408
1⤵
PID:3280

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 1964 -ip 1964
1⤵
PID:244

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4588 -ip 4588
1⤵
PID:5028

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

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Downloads

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

Filesize
134KB

MD5
8bbc5dab4b6a5f4e52af08902f95dd4e

SHA1
b576d7b1b11bb6a72760837b343351a08ee8c195

SHA256
e3828188516670554109e28b51c810ce7c07d7ea7cd5b9f4d8419c1c62a84d00

SHA512
991e50d99bf514076ad6beda49785d4a62101fb6d7155c1f69a58eb308592887b6c41c794fde448bc4b832ecbf34fdf806d41afa0440fe9d7e241a2a7bd5fff6

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

Filesize
134KB

MD5
c1fe695375d2e048de9f2c2170b0273e

SHA1
74443b5ab666259067a70bb3a811dd63574a8875

SHA256
4aface4922107c79758b239da148407beedfb12280c4a661536a13b462d3ad2c

SHA512
68de2172caa59c09e0db3e0e4708a99780ef1ca5ea34e7c5badc746812e6ff29bf1ec06af0c08c8d91e22341f469cca99837bbff519212a0aa4fad07b51b4897

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

Filesize
134KB

MD5
56ab0e327bf493203638066d2f4d0f24

SHA1
967937f76312986dc78cb611f4112d2669d0d8bb

SHA256
ba57176c29fb9351fa2b62de8e0bab9ff901b1dabfcb06346ed924fb0ce06482

SHA512
2e673778e1785523cc7326025ce1e3c340c5eae4c43da950e00edd92ef6c316955cce0a61ab6bff5e5e36f29ab660d65d2373837fc67d2b2081bc0b55e9da7da

Download Submit
memory/1032-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1032-18-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1032-33-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1032-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1032-24-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1032-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1032-21-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1068-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1068-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1068-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1068-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1484-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1484-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1484-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1484-51-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1924-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1924-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1924-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1964-50-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1964-32-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3408-16-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3408-9-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4000-17-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4000-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4588-44-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download