neconyd | 1e9ca37646c0b527ce04a0b28dacb158bb1625f05249dba0570d9c40ec9e3b99

Analysis

max time kernel
114s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2024, 16:23

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General

Target

1e9ca37646c0b527ce04a0b28dacb158bb1625f05249dba0570d9c40ec9e3b99N.exe
Size

134KB
MD5

9e1819eedab3513d2b838dfec76000a0
SHA1

aa5d7cb394186c042f3e06eae176f5bf0af8a933
SHA256

1e9ca37646c0b527ce04a0b28dacb158bb1625f05249dba0570d9c40ec9e3b99
SHA512

3c556e7651560e3651c8bff3aa156c226abe95a2dc13370e3fc300b9c3f7423d00e359f276ca5616901b6ad54af8f6d37ecdbee0970162002a42860b855ae057
SSDEEP

1536:KDfDbhERTatPLTH0iqNZg3mqKv6y0RrwFd1tSEsF27da6ZW72Foj/MqMabadwCi9:siRTeH0iqAW6J6f1tqF6dngNmaZCiaI

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
184	omsecor.exe
4728	omsecor.exe
2804	omsecor.exe
4996	omsecor.exe
940	omsecor.exe
868	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 952 set thread context of 3892	952	1e9ca37646c0b527ce04a0b28dacb158bb1625f05249dba0570d9c40ec9e3b99N.exe	82
PID 184 set thread context of 4728	184	omsecor.exe	86
PID 2804 set thread context of 4996	2804	omsecor.exe	100
PID 940 set thread context of 868	940	omsecor.exe	104

Program crash 4 IoCs

pid	pid_target	Process	procid_target
4128	184	WerFault.exe	85
4268	952	WerFault.exe	81
4536	2804	WerFault.exe	99
1828	940	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	1e9ca37646c0b527ce04a0b28dacb158bb1625f05249dba0570d9c40ec9e3b99N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1e9ca37646c0b527ce04a0b28dacb158bb1625f05249dba0570d9c40ec9e3b99N.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 952 wrote to memory of 3892	952	1e9ca37646c0b527ce04a0b28dacb158bb1625f05249dba0570d9c40ec9e3b99N.exe	82
PID 952 wrote to memory of 3892	952	1e9ca37646c0b527ce04a0b28dacb158bb1625f05249dba0570d9c40ec9e3b99N.exe	82
PID 952 wrote to memory of 3892	952	1e9ca37646c0b527ce04a0b28dacb158bb1625f05249dba0570d9c40ec9e3b99N.exe	82
PID 952 wrote to memory of 3892	952	1e9ca37646c0b527ce04a0b28dacb158bb1625f05249dba0570d9c40ec9e3b99N.exe	82
PID 952 wrote to memory of 3892	952	1e9ca37646c0b527ce04a0b28dacb158bb1625f05249dba0570d9c40ec9e3b99N.exe	82
PID 3892 wrote to memory of 184	3892	1e9ca37646c0b527ce04a0b28dacb158bb1625f05249dba0570d9c40ec9e3b99N.exe	85
PID 3892 wrote to memory of 184	3892	1e9ca37646c0b527ce04a0b28dacb158bb1625f05249dba0570d9c40ec9e3b99N.exe	85
PID 3892 wrote to memory of 184	3892	1e9ca37646c0b527ce04a0b28dacb158bb1625f05249dba0570d9c40ec9e3b99N.exe	85
PID 184 wrote to memory of 4728	184	omsecor.exe	86
PID 184 wrote to memory of 4728	184	omsecor.exe	86
PID 184 wrote to memory of 4728	184	omsecor.exe	86
PID 184 wrote to memory of 4728	184	omsecor.exe	86
PID 184 wrote to memory of 4728	184	omsecor.exe	86
PID 4728 wrote to memory of 2804	4728	omsecor.exe	99
PID 4728 wrote to memory of 2804	4728	omsecor.exe	99
PID 4728 wrote to memory of 2804	4728	omsecor.exe	99
PID 2804 wrote to memory of 4996	2804	omsecor.exe	100
PID 2804 wrote to memory of 4996	2804	omsecor.exe	100
PID 2804 wrote to memory of 4996	2804	omsecor.exe	100
PID 2804 wrote to memory of 4996	2804	omsecor.exe	100
PID 2804 wrote to memory of 4996	2804	omsecor.exe	100
PID 4996 wrote to memory of 940	4996	omsecor.exe	102
PID 4996 wrote to memory of 940	4996	omsecor.exe	102
PID 4996 wrote to memory of 940	4996	omsecor.exe	102
PID 940 wrote to memory of 868	940	omsecor.exe	104
PID 940 wrote to memory of 868	940	omsecor.exe	104
PID 940 wrote to memory of 868	940	omsecor.exe	104
PID 940 wrote to memory of 868	940	omsecor.exe	104
PID 940 wrote to memory of 868	940	omsecor.exe	104

C:\Users\Admin\AppData\Local\Temp\1e9ca37646c0b527ce04a0b28dacb158bb1625f05249dba0570d9c40ec9e3b99N.exe
"C:\Users\Admin\AppData\Local\Temp\1e9ca37646c0b527ce04a0b28dacb158bb1625f05249dba0570d9c40ec9e3b99N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:952
- C:\Users\Admin\AppData\Local\Temp\1e9ca37646c0b527ce04a0b28dacb158bb1625f05249dba0570d9c40ec9e3b99N.exe
  C:\Users\Admin\AppData\Local\Temp\1e9ca37646c0b527ce04a0b28dacb158bb1625f05249dba0570d9c40ec9e3b99N.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3892
- - 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:184
  - - 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:4728
    - - 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:2804
      - 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:4996
        
        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:940
        
        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:868
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 940 -s 256
        8⤵
        Program crash
        
        PID:1828
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2804 -s 292
        6⤵
        Program crash
        
        PID:4536
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 184 -s 300
      4⤵
      Program crash
      PID:4128
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 952 -s 288
  2⤵
  - Program crash
  PID:4268

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 952 -ip 952
1⤵
PID:320

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 184 -ip 184
1⤵
PID:3228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2804 -ip 2804
1⤵
PID:1724

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 940 -ip 940
1⤵
PID:2924

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
134KB

MD5
a20a11e17973bcf9f9ff3a841eb9e80d

SHA1
9c7bddb753d5b5bd000bb31d60e972d795664ff7

SHA256
b447bd6f12253dcbd529299aece48b11972212ed15f1262489431b4d35957f60

SHA512
9525ee123b79d87da37a6c70852dd1955228c1cca76ec38570586c76b366a98143f44d6792b4053cc12374a49279ec9fb74fcb671dc7845fd002f9b3daddd67e

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

Filesize
134KB

MD5
93c4133181cb2595cd3f40f2f1f582bf

SHA1
06dbf67a857e6c09ccff202f2e7cca6a8c62fae8

SHA256
f424538f7783fd9cd9b96d92708ee525317fe9edbdb65ceaae85566e584de38a

SHA512
6c14b36b25abe4c4ad4d2bcd977f336b1e80fbcffcb1eb667070a349796577f5b131fcf8285cd1e7ca2e8c95bbc95c45d37b9d5e37bf5f451d0e28596f3e3e21

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

Filesize
134KB

MD5
3b4f02ddbb280d67ae3b7ff50af96cb4

SHA1
5952598443181d29e072c64ab193a9b0c3c97bbb

SHA256
701f2d67de96633279dd9008407f7526761e52f04fda4ec688cb5a68cbd17c64

SHA512
4d63ac4441c4d8b5b7c9136e2c2dc8ecec6656b4eb36388e2ac1f91c83882b789f730402d2523e46779031d28e28d9c96ed6f5eff1eb7b12e3c670779a08815f

Download Submit
memory/184-11-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/868-52-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/868-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/868-47-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/940-43-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/940-51-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/952-16-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/952-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2804-31-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2804-50-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3892-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3892-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3892-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3892-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4728-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4728-24-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4728-30-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4728-17-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4728-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4728-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4728-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4996-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4996-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4996-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download