neconyd | 04e9b625581c9feeab28baae5d98fdb91fea2638cb7bfd4d9884c4a7ff8d516f

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-11-2024 19:13

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General

Target

04e9b625581c9feeab28baae5d98fdb91fea2638cb7bfd4d9884c4a7ff8d516f.exe
Size

96KB
MD5

f16d48d2e484c261b18b4bc51e3e8e67
SHA1

33ccefea7655343fb83df731d96546cb39f7395f
SHA256

04e9b625581c9feeab28baae5d98fdb91fea2638cb7bfd4d9884c4a7ff8d516f
SHA512

ff7155e5f2ed84a04192370b0cd1491e183e7ad51c75ba334f60019a376b6f2ef8c366c3ef65f4b1fa4d211f26d73ea25d956451f31f980d32eb4b4ba864c477
SSDEEP

1536:TnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxR:TGs8cd8eXlYairZYqMddH13R

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
4012	omsecor.exe
1724	omsecor.exe
1516	omsecor.exe
1960	omsecor.exe
4412	omsecor.exe
1068	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 3816 set thread context of 1384	3816	04e9b625581c9feeab28baae5d98fdb91fea2638cb7bfd4d9884c4a7ff8d516f.exe	82
PID 4012 set thread context of 1724	4012	omsecor.exe	86
PID 1516 set thread context of 1960	1516	omsecor.exe	100
PID 4412 set thread context of 1068	4412	omsecor.exe	104

Program crash 4 IoCs

pid	pid_target	Process	procid_target
3708	3816	WerFault.exe	81
3416	4012	WerFault.exe	84
4428	1516	WerFault.exe	99
4388	4412	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	04e9b625581c9feeab28baae5d98fdb91fea2638cb7bfd4d9884c4a7ff8d516f.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	04e9b625581c9feeab28baae5d98fdb91fea2638cb7bfd4d9884c4a7ff8d516f.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 3816 wrote to memory of 1384	3816	04e9b625581c9feeab28baae5d98fdb91fea2638cb7bfd4d9884c4a7ff8d516f.exe	82
PID 3816 wrote to memory of 1384	3816	04e9b625581c9feeab28baae5d98fdb91fea2638cb7bfd4d9884c4a7ff8d516f.exe	82
PID 3816 wrote to memory of 1384	3816	04e9b625581c9feeab28baae5d98fdb91fea2638cb7bfd4d9884c4a7ff8d516f.exe	82
PID 3816 wrote to memory of 1384	3816	04e9b625581c9feeab28baae5d98fdb91fea2638cb7bfd4d9884c4a7ff8d516f.exe	82
PID 3816 wrote to memory of 1384	3816	04e9b625581c9feeab28baae5d98fdb91fea2638cb7bfd4d9884c4a7ff8d516f.exe	82
PID 1384 wrote to memory of 4012	1384	04e9b625581c9feeab28baae5d98fdb91fea2638cb7bfd4d9884c4a7ff8d516f.exe	84
PID 1384 wrote to memory of 4012	1384	04e9b625581c9feeab28baae5d98fdb91fea2638cb7bfd4d9884c4a7ff8d516f.exe	84
PID 1384 wrote to memory of 4012	1384	04e9b625581c9feeab28baae5d98fdb91fea2638cb7bfd4d9884c4a7ff8d516f.exe	84
PID 4012 wrote to memory of 1724	4012	omsecor.exe	86
PID 4012 wrote to memory of 1724	4012	omsecor.exe	86
PID 4012 wrote to memory of 1724	4012	omsecor.exe	86
PID 4012 wrote to memory of 1724	4012	omsecor.exe	86
PID 4012 wrote to memory of 1724	4012	omsecor.exe	86
PID 1724 wrote to memory of 1516	1724	omsecor.exe	99
PID 1724 wrote to memory of 1516	1724	omsecor.exe	99
PID 1724 wrote to memory of 1516	1724	omsecor.exe	99
PID 1516 wrote to memory of 1960	1516	omsecor.exe	100
PID 1516 wrote to memory of 1960	1516	omsecor.exe	100
PID 1516 wrote to memory of 1960	1516	omsecor.exe	100
PID 1516 wrote to memory of 1960	1516	omsecor.exe	100
PID 1516 wrote to memory of 1960	1516	omsecor.exe	100
PID 1960 wrote to memory of 4412	1960	omsecor.exe	102
PID 1960 wrote to memory of 4412	1960	omsecor.exe	102
PID 1960 wrote to memory of 4412	1960	omsecor.exe	102
PID 4412 wrote to memory of 1068	4412	omsecor.exe	104
PID 4412 wrote to memory of 1068	4412	omsecor.exe	104
PID 4412 wrote to memory of 1068	4412	omsecor.exe	104
PID 4412 wrote to memory of 1068	4412	omsecor.exe	104
PID 4412 wrote to memory of 1068	4412	omsecor.exe	104

C:\Users\Admin\AppData\Local\Temp\04e9b625581c9feeab28baae5d98fdb91fea2638cb7bfd4d9884c4a7ff8d516f.exe
"C:\Users\Admin\AppData\Local\Temp\04e9b625581c9feeab28baae5d98fdb91fea2638cb7bfd4d9884c4a7ff8d516f.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3816
- C:\Users\Admin\AppData\Local\Temp\04e9b625581c9feeab28baae5d98fdb91fea2638cb7bfd4d9884c4a7ff8d516f.exe
  C:\Users\Admin\AppData\Local\Temp\04e9b625581c9feeab28baae5d98fdb91fea2638cb7bfd4d9884c4a7ff8d516f.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1384
- - 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:4012
  - - 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:1724
    - - 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:1516
      - 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:1960
        
        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:4412
        
        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:1068
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4412 -s 268
        8⤵
        Program crash
        
        PID:4388
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1516 -s 292
        6⤵
        Program crash
        
        PID:4428
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4012 -s 272
      4⤵
      Program crash
      PID:3416
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3816 -s 300
  2⤵
  - Program crash
  PID:3708

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3816 -ip 3816
1⤵
PID:3988

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4012 -ip 4012
1⤵
PID:4996

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 1516 -ip 1516
1⤵
PID:1988

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4412 -ip 4412
1⤵
PID:3136

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
c767d4874bef05c1838c65a91c78fc2e

SHA1
e37b56e9ea867ae888de9aaeced922c78ebe9dba

SHA256
734f6a3e92ac068d3b69140644b81aa7bd0077347cf7a4b9f7736c62c53a092e

SHA512
7eff5bd172e75e8046964f1b5eba5bb3da93735d7cceea901bf624b576056e5e03ad87eaf77e7e857802dc5e26b0af4a1861638cb6106ea68d67415e5c7bff01

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

Filesize
96KB

MD5
5912020c87e7edbb1cb93da5086d3e20

SHA1
4fce9bd50a55886d4824513ae51913ac48ac36e2

SHA256
8a8b8f40916b8cda22586806e4ea0d21eafe83c46300ce7a59601204da4f1b13

SHA512
f29f4b08efad45a5e3b77ae368e69395700c9375ffcc1f9300e3a67fc5c39db25ad5f31ab39bd733b9932996ec7c9e8f061514bf41780b99819f51e44c006c8c

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

Filesize
96KB

MD5
36d01d5a118d54b5256ffa771668b623

SHA1
44bd3eb513e0a467cb4fd61cf351085d8a277b46

SHA256
2a27a863baa3922c17f4eea502b024e7516d6b3487471d536e308b971fac35b8

SHA512
1c6dbb15715377fbaf742f875b8d4435abddeeeac42c194c1611b561490b1b8801338b9be5f69f4e738c496461984b1ff2471db7858a0a07da2c4050e156e3b1

Download Submit
memory/1068-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1068-57-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1068-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1068-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1384-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1384-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1384-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1384-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1516-52-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1516-33-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1724-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1724-27-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1724-30-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1724-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1724-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1724-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1724-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1960-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1960-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1960-42-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3816-19-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3816-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4012-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4012-10-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4412-45-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download