neconyd | 0215474b41ca890339e8a7351431af4a63a8240e8ab63ef45bf28099715ff7a5

Analysis

max time kernel
115s
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
22-01-2025 23:13

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General

Target

0215474b41ca890339e8a7351431af4a63a8240e8ab63ef45bf28099715ff7a5.exe
Size

96KB
MD5

fc5a521412e14ee3f5b104f3dedadc8d
SHA1

59680b4ac14161838dd50c7eb936cc63330c3b55
SHA256

0215474b41ca890339e8a7351431af4a63a8240e8ab63ef45bf28099715ff7a5
SHA512

30d02b940b8a4f959e0aec29a6c382a6dd214a0453ee1e3c7ce83a23aeeeb1520ef4075568ac270f4ba5b0ee771475b65e96b595fa6a00495d6ae7bd14ae5812
SSDEEP

1536:HnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxL:HGs8cd8eXlYairZYqMddH13L

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
1848	omsecor.exe
4048	omsecor.exe
260	omsecor.exe
4676	omsecor.exe
1456	omsecor.exe
3460	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 1576 set thread context of 2920	1576	0215474b41ca890339e8a7351431af4a63a8240e8ab63ef45bf28099715ff7a5.exe	82
PID 1848 set thread context of 4048	1848	omsecor.exe	87
PID 260 set thread context of 4676	260	omsecor.exe	100
PID 1456 set thread context of 3460	1456	omsecor.exe	104

Program crash 4 IoCs

pid	pid_target	Process	procid_target
4516	1576	WerFault.exe	81
3988	1848	WerFault.exe	84
2460	260	WerFault.exe	99
1580	1456	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	0215474b41ca890339e8a7351431af4a63a8240e8ab63ef45bf28099715ff7a5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0215474b41ca890339e8a7351431af4a63a8240e8ab63ef45bf28099715ff7a5.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	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 1576 wrote to memory of 2920	1576	0215474b41ca890339e8a7351431af4a63a8240e8ab63ef45bf28099715ff7a5.exe	82
PID 1576 wrote to memory of 2920	1576	0215474b41ca890339e8a7351431af4a63a8240e8ab63ef45bf28099715ff7a5.exe	82
PID 1576 wrote to memory of 2920	1576	0215474b41ca890339e8a7351431af4a63a8240e8ab63ef45bf28099715ff7a5.exe	82
PID 1576 wrote to memory of 2920	1576	0215474b41ca890339e8a7351431af4a63a8240e8ab63ef45bf28099715ff7a5.exe	82
PID 1576 wrote to memory of 2920	1576	0215474b41ca890339e8a7351431af4a63a8240e8ab63ef45bf28099715ff7a5.exe	82
PID 2920 wrote to memory of 1848	2920	0215474b41ca890339e8a7351431af4a63a8240e8ab63ef45bf28099715ff7a5.exe	84
PID 2920 wrote to memory of 1848	2920	0215474b41ca890339e8a7351431af4a63a8240e8ab63ef45bf28099715ff7a5.exe	84
PID 2920 wrote to memory of 1848	2920	0215474b41ca890339e8a7351431af4a63a8240e8ab63ef45bf28099715ff7a5.exe	84
PID 1848 wrote to memory of 4048	1848	omsecor.exe	87
PID 1848 wrote to memory of 4048	1848	omsecor.exe	87
PID 1848 wrote to memory of 4048	1848	omsecor.exe	87
PID 1848 wrote to memory of 4048	1848	omsecor.exe	87
PID 1848 wrote to memory of 4048	1848	omsecor.exe	87
PID 4048 wrote to memory of 260	4048	omsecor.exe	99
PID 4048 wrote to memory of 260	4048	omsecor.exe	99
PID 4048 wrote to memory of 260	4048	omsecor.exe	99
PID 260 wrote to memory of 4676	260	omsecor.exe	100
PID 260 wrote to memory of 4676	260	omsecor.exe	100
PID 260 wrote to memory of 4676	260	omsecor.exe	100
PID 260 wrote to memory of 4676	260	omsecor.exe	100
PID 260 wrote to memory of 4676	260	omsecor.exe	100
PID 4676 wrote to memory of 1456	4676	omsecor.exe	102
PID 4676 wrote to memory of 1456	4676	omsecor.exe	102
PID 4676 wrote to memory of 1456	4676	omsecor.exe	102
PID 1456 wrote to memory of 3460	1456	omsecor.exe	104
PID 1456 wrote to memory of 3460	1456	omsecor.exe	104
PID 1456 wrote to memory of 3460	1456	omsecor.exe	104
PID 1456 wrote to memory of 3460	1456	omsecor.exe	104
PID 1456 wrote to memory of 3460	1456	omsecor.exe	104

C:\Users\Admin\AppData\Local\Temp\0215474b41ca890339e8a7351431af4a63a8240e8ab63ef45bf28099715ff7a5.exe
"C:\Users\Admin\AppData\Local\Temp\0215474b41ca890339e8a7351431af4a63a8240e8ab63ef45bf28099715ff7a5.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1576
- C:\Users\Admin\AppData\Local\Temp\0215474b41ca890339e8a7351431af4a63a8240e8ab63ef45bf28099715ff7a5.exe
  C:\Users\Admin\AppData\Local\Temp\0215474b41ca890339e8a7351431af4a63a8240e8ab63ef45bf28099715ff7a5.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2920
- - 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:1848
  - - 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:4048
    - - 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:260
      - 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:4676
        
        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:1456
        
        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:3460
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1456 -s 268
        8⤵
        Program crash
        
        PID:1580
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 260 -s 292
        6⤵
        Program crash
        
        PID:2460
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1848 -s 300
      4⤵
      Program crash
      PID:3988
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1576 -s 300
  2⤵
  - Program crash
  PID:4516

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1576 -ip 1576
1⤵
PID:4020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1848 -ip 1848
1⤵
PID:3828

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 260 -ip 260
1⤵
PID:2940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1456 -ip 1456
1⤵
PID:2692

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
96KB

MD5
b3c9ccf5e69f3278bfa46d3f5c5b7980

SHA1
9fcac716b9dfbf4c53c8438ff380e50e4369d654

SHA256
c70e3d971878b361136fb9751603d8242a002d12603523d3f07a3888c47fa2f0

SHA512
18b2e04837b8da2cabc288524eff6c8cb0829a732fd7c7adaa89a147512ab8bc45917b55b42e8a7e1e269f935b1338e8ef92e9ab3029fcef351a670e7d6afd1d

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

Filesize
96KB

MD5
5426ac3522d36db2f82844fe2b686018

SHA1
bf4da61b45f2e0f084d21b423d59364bf79ce082

SHA256
f6ef8b48f1e7dad6453cfbe679899863d8cad610e0280d2e2e6465af1d120efb

SHA512
e11d5ac86cd699c7ad2b8d0acfce64f681ff03295a81304e4a79f22507d2f44ed70d9d93f7d96107ed4b6fd19a2ef5817ba2a22bfd28efb3dd4b237441bb241e

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

Filesize
96KB

MD5
da350dcce45eba6e1079ab5341a4b5ef

SHA1
3603478f0aef41c420682d12353d64a0bfa581b7

SHA256
d93602fa112cd6bc53950c583c8ca837161506d854cdc8dbc788bad9d0d9ad7e

SHA512
01d17e4dc589b201a5b69a6a963d9f31c2cba1487a2443dd4e1b6834dd714651e8b9ce4aaf83acc23387017b539a8862dfae8c38f087f5a2f100d2fcc76334c9

Download Submit
memory/260-51-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/260-31-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1456-44-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1576-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1576-16-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1848-11-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1848-18-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2920-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2920-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2920-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2920-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3460-53-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3460-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3460-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4048-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4048-29-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4048-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4048-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4048-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4048-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4048-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4676-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4676-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4676-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download