neconyd | 4797e1373fcdb7ea609aaceeaf2c0f78a7e1e21d20b0bb4a045985717b199302

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
19-12-2024 02:04

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General

Target

4797e1373fcdb7ea609aaceeaf2c0f78a7e1e21d20b0bb4a045985717b199302.exe
Size

96KB
MD5

d88b3cd30e3f1447bdfac79a08df111f
SHA1

a8288bfa23db0157e34e1dd91d9df0256a5eb69f
SHA256

4797e1373fcdb7ea609aaceeaf2c0f78a7e1e21d20b0bb4a045985717b199302
SHA512

8655eb41a84c3e8c9fc413fe95f146497e7402c8d2b3342813e537b1b72240597a0191b4e38d1443e79d82770b895dfb870a185e192ab1d9768bd61af55330f5
SSDEEP

1536:onAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxb:oGs8cd8eXlYairZYqMddH13b

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
4468	omsecor.exe
4960	omsecor.exe
4404	omsecor.exe
2280	omsecor.exe
4992	omsecor.exe
1536	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 1644 set thread context of 2696	1644	4797e1373fcdb7ea609aaceeaf2c0f78a7e1e21d20b0bb4a045985717b199302.exe	83
PID 4468 set thread context of 4960	4468	omsecor.exe	87
PID 4404 set thread context of 2280	4404	omsecor.exe	108
PID 4992 set thread context of 1536	4992	omsecor.exe	112

Program crash 4 IoCs

pid	pid_target	Process	procid_target
1068	1644	WerFault.exe	82
2132	4468	WerFault.exe	85
4588	4404	WerFault.exe	107
4968	4992	WerFault.exe	110

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	4797e1373fcdb7ea609aaceeaf2c0f78a7e1e21d20b0bb4a045985717b199302.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4797e1373fcdb7ea609aaceeaf2c0f78a7e1e21d20b0bb4a045985717b199302.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 1644 wrote to memory of 2696	1644	4797e1373fcdb7ea609aaceeaf2c0f78a7e1e21d20b0bb4a045985717b199302.exe	83
PID 1644 wrote to memory of 2696	1644	4797e1373fcdb7ea609aaceeaf2c0f78a7e1e21d20b0bb4a045985717b199302.exe	83
PID 1644 wrote to memory of 2696	1644	4797e1373fcdb7ea609aaceeaf2c0f78a7e1e21d20b0bb4a045985717b199302.exe	83
PID 1644 wrote to memory of 2696	1644	4797e1373fcdb7ea609aaceeaf2c0f78a7e1e21d20b0bb4a045985717b199302.exe	83
PID 1644 wrote to memory of 2696	1644	4797e1373fcdb7ea609aaceeaf2c0f78a7e1e21d20b0bb4a045985717b199302.exe	83
PID 2696 wrote to memory of 4468	2696	4797e1373fcdb7ea609aaceeaf2c0f78a7e1e21d20b0bb4a045985717b199302.exe	85
PID 2696 wrote to memory of 4468	2696	4797e1373fcdb7ea609aaceeaf2c0f78a7e1e21d20b0bb4a045985717b199302.exe	85
PID 2696 wrote to memory of 4468	2696	4797e1373fcdb7ea609aaceeaf2c0f78a7e1e21d20b0bb4a045985717b199302.exe	85
PID 4468 wrote to memory of 4960	4468	omsecor.exe	87
PID 4468 wrote to memory of 4960	4468	omsecor.exe	87
PID 4468 wrote to memory of 4960	4468	omsecor.exe	87
PID 4468 wrote to memory of 4960	4468	omsecor.exe	87
PID 4468 wrote to memory of 4960	4468	omsecor.exe	87
PID 4960 wrote to memory of 4404	4960	omsecor.exe	107
PID 4960 wrote to memory of 4404	4960	omsecor.exe	107
PID 4960 wrote to memory of 4404	4960	omsecor.exe	107
PID 4404 wrote to memory of 2280	4404	omsecor.exe	108
PID 4404 wrote to memory of 2280	4404	omsecor.exe	108
PID 4404 wrote to memory of 2280	4404	omsecor.exe	108
PID 4404 wrote to memory of 2280	4404	omsecor.exe	108
PID 4404 wrote to memory of 2280	4404	omsecor.exe	108
PID 2280 wrote to memory of 4992	2280	omsecor.exe	110
PID 2280 wrote to memory of 4992	2280	omsecor.exe	110
PID 2280 wrote to memory of 4992	2280	omsecor.exe	110
PID 4992 wrote to memory of 1536	4992	omsecor.exe	112
PID 4992 wrote to memory of 1536	4992	omsecor.exe	112
PID 4992 wrote to memory of 1536	4992	omsecor.exe	112
PID 4992 wrote to memory of 1536	4992	omsecor.exe	112
PID 4992 wrote to memory of 1536	4992	omsecor.exe	112

C:\Users\Admin\AppData\Local\Temp\4797e1373fcdb7ea609aaceeaf2c0f78a7e1e21d20b0bb4a045985717b199302.exe
"C:\Users\Admin\AppData\Local\Temp\4797e1373fcdb7ea609aaceeaf2c0f78a7e1e21d20b0bb4a045985717b199302.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1644
- C:\Users\Admin\AppData\Local\Temp\4797e1373fcdb7ea609aaceeaf2c0f78a7e1e21d20b0bb4a045985717b199302.exe
  C:\Users\Admin\AppData\Local\Temp\4797e1373fcdb7ea609aaceeaf2c0f78a7e1e21d20b0bb4a045985717b199302.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2696
- - 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:4468
  - - 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:4960
    - - 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:4404
      - 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:2280
        
        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:4992
        
        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:1536
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4992 -s 256
        8⤵
        Program crash
        
        PID:4968
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4404 -s 292
        6⤵
        Program crash
        
        PID:4588
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4468 -s 304
      4⤵
      Program crash
      PID:2132
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1644 -s 292
  2⤵
  - Program crash
  PID:1068

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1644 -ip 1644
1⤵
PID:2320

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4468 -ip 4468
1⤵
PID:60

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 4404 -ip 4404
1⤵
PID:64

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4992 -ip 4992
1⤵
PID:1068

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
96KB

MD5
94cb6bf1496dc22100d63514da2e74be

SHA1
aba3efc97e4a487bb1f907230c925d8ac12e3f4a

SHA256
57308cbbaf4eef76dbc255f42e028e8de5468c3fd9e5aa6bb63fa4a85ee61948

SHA512
70c9904498e7138a8ac9327288a2b39d4b472bbc71113993fed1e88aeee42c2e369d94ef540a3e0d93e8f12ddbb1a15a382c536a089b9f4565f799b2def7e5be

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

Filesize
96KB

MD5
c229ec62f0c068ef88145ac02af6f35d

SHA1
a124c8fe0f0b1b5a765543f24db977c460902680

SHA256
c4546cbfa69c716d9a6fbeb4f810760aabb69789bd2356cbc3b3df03744182a9

SHA512
3b2a7e3a410b50e05f06da3005a804ec3512aea60073de7e65ed19ff2668d962cb704b5e52a951774e4f51a7ea50b1a6ce7de2fda3ae9c2d3b0f529f05d0ec2a

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

Filesize
96KB

MD5
d2a9cb67dc9cf7221b48a9c59c01eacc

SHA1
6c7e93a61963df1c84ee05851dd555ad56103c3c

SHA256
a517b9675eeb80a84104cf50a515fe35b3eaa4480b6078995f58c7292cf447b7

SHA512
3ff23322ef35b62ca74a2dd2914056e4bddf51e9c841690872afcdaff2c1040fb0d1a91edc2e1bb571b678a9f1b07445a4aec33227409343e7efb439bc0af9ad

Download Submit
memory/1536-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1536-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1536-57-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1536-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1644-18-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1644-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2280-40-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2280-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2280-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2696-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2696-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2696-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2696-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4404-52-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4404-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4468-11-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4468-19-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4960-27-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4960-31-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4960-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4960-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4960-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4960-16-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4960-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4992-45-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download