neconyd | 1863f8ffd273a7d21d813c004bbee88e27ceed12faba042880bd1bb72a3b14d5

Analysis

max time kernel
115s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-01-2025 08:25

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General

Target

1863f8ffd273a7d21d813c004bbee88e27ceed12faba042880bd1bb72a3b14d5.exe
Size

96KB
MD5

de08d653fa129b10cd40b2b869573be8
SHA1

2164c63aced87d14e6544bd63cf79f4d2f5d4aca
SHA256

1863f8ffd273a7d21d813c004bbee88e27ceed12faba042880bd1bb72a3b14d5
SHA512

06bb45bfe88c50892fc2b23faf9ddb22a211378dda508a6fee2a6561ce864ee08a7a187b34839f69a4e3b965f9b9d9c896b312245fd8d60368e6659e178bfd66
SSDEEP

1536:NnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxR:NGs8cd8eXlYairZYqMddH13R

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
772	omsecor.exe
408	omsecor.exe
2776	omsecor.exe
2804	omsecor.exe
3852	omsecor.exe
1648	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 2364 set thread context of 216	2364	1863f8ffd273a7d21d813c004bbee88e27ceed12faba042880bd1bb72a3b14d5.exe	82
PID 772 set thread context of 408	772	omsecor.exe	87
PID 2776 set thread context of 2804	2776	omsecor.exe	100
PID 3852 set thread context of 1648	3852	omsecor.exe	104

Program crash 4 IoCs

pid	pid_target	Process	procid_target
2348	2364	WerFault.exe	81
2664	772	WerFault.exe	84
2008	2776	WerFault.exe	99
2704	3852	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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1863f8ffd273a7d21d813c004bbee88e27ceed12faba042880bd1bb72a3b14d5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1863f8ffd273a7d21d813c004bbee88e27ceed12faba042880bd1bb72a3b14d5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 2364 wrote to memory of 216	2364	1863f8ffd273a7d21d813c004bbee88e27ceed12faba042880bd1bb72a3b14d5.exe	82
PID 2364 wrote to memory of 216	2364	1863f8ffd273a7d21d813c004bbee88e27ceed12faba042880bd1bb72a3b14d5.exe	82
PID 2364 wrote to memory of 216	2364	1863f8ffd273a7d21d813c004bbee88e27ceed12faba042880bd1bb72a3b14d5.exe	82
PID 2364 wrote to memory of 216	2364	1863f8ffd273a7d21d813c004bbee88e27ceed12faba042880bd1bb72a3b14d5.exe	82
PID 2364 wrote to memory of 216	2364	1863f8ffd273a7d21d813c004bbee88e27ceed12faba042880bd1bb72a3b14d5.exe	82
PID 216 wrote to memory of 772	216	1863f8ffd273a7d21d813c004bbee88e27ceed12faba042880bd1bb72a3b14d5.exe	84
PID 216 wrote to memory of 772	216	1863f8ffd273a7d21d813c004bbee88e27ceed12faba042880bd1bb72a3b14d5.exe	84
PID 216 wrote to memory of 772	216	1863f8ffd273a7d21d813c004bbee88e27ceed12faba042880bd1bb72a3b14d5.exe	84
PID 772 wrote to memory of 408	772	omsecor.exe	87
PID 772 wrote to memory of 408	772	omsecor.exe	87
PID 772 wrote to memory of 408	772	omsecor.exe	87
PID 772 wrote to memory of 408	772	omsecor.exe	87
PID 772 wrote to memory of 408	772	omsecor.exe	87
PID 408 wrote to memory of 2776	408	omsecor.exe	99
PID 408 wrote to memory of 2776	408	omsecor.exe	99
PID 408 wrote to memory of 2776	408	omsecor.exe	99
PID 2776 wrote to memory of 2804	2776	omsecor.exe	100
PID 2776 wrote to memory of 2804	2776	omsecor.exe	100
PID 2776 wrote to memory of 2804	2776	omsecor.exe	100
PID 2776 wrote to memory of 2804	2776	omsecor.exe	100
PID 2776 wrote to memory of 2804	2776	omsecor.exe	100
PID 2804 wrote to memory of 3852	2804	omsecor.exe	102
PID 2804 wrote to memory of 3852	2804	omsecor.exe	102
PID 2804 wrote to memory of 3852	2804	omsecor.exe	102
PID 3852 wrote to memory of 1648	3852	omsecor.exe	104
PID 3852 wrote to memory of 1648	3852	omsecor.exe	104
PID 3852 wrote to memory of 1648	3852	omsecor.exe	104
PID 3852 wrote to memory of 1648	3852	omsecor.exe	104
PID 3852 wrote to memory of 1648	3852	omsecor.exe	104

C:\Users\Admin\AppData\Local\Temp\1863f8ffd273a7d21d813c004bbee88e27ceed12faba042880bd1bb72a3b14d5.exe
"C:\Users\Admin\AppData\Local\Temp\1863f8ffd273a7d21d813c004bbee88e27ceed12faba042880bd1bb72a3b14d5.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2364
- C:\Users\Admin\AppData\Local\Temp\1863f8ffd273a7d21d813c004bbee88e27ceed12faba042880bd1bb72a3b14d5.exe
  C:\Users\Admin\AppData\Local\Temp\1863f8ffd273a7d21d813c004bbee88e27ceed12faba042880bd1bb72a3b14d5.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:216
- - 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:772
  - - 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:408
    - - 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:2776
      - 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:2804
        
        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:3852
        
        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:1648
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 244
        8⤵
        Program crash
        
        PID:2704
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2776 -s 312
        6⤵
        Program crash
        
        PID:2008
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 300
      4⤵
      Program crash
      PID:2664
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2364 -s 300
  2⤵
  - Program crash
  PID:2348

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2364 -ip 2364
1⤵
PID:4744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 772 -ip 772
1⤵
PID:1976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2776 -ip 2776
1⤵
PID:4600

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 3852 -ip 3852
1⤵
PID:1564

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
514fcf52ac21b819499e4936b2a2998a

SHA1
72b40a50175ec7f3f011284de2daca8821789e3b

SHA256
28861112f2b202751719202ed433edab9ec847c2be485173a12aa6089dbaafe0

SHA512
2f0489af43cc6154de5c6f02e9052c2f315a4617fc7bed481191eb6e4033ae6ee8e9e74a96ea80ea17625fb353d51f30d49b7694178f618d6a8bb1730cb4e7d8

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

Filesize
96KB

MD5
fdce8879327ace3e78a5b3d507032650

SHA1
0fed7aa14e8ee03a80b20bd6948d230e1127a550

SHA256
75389f80b36d5d36ff5f6f1cb2ab9436dad0ceace924191551c5d0feac620de5

SHA512
30bfd31a7a8e7a64dbdeae3592529fcd8ced241268d027f0f47765deaf128f031c86b2d7d335844b3791df446462760ce04cf9679d4b5b2f21f6e855d6be6f48

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

Filesize
96KB

MD5
2c6b1b06d646bc804b2988ee8d66e671

SHA1
8c34720ea5a91482dbf3c1c821f04c4e48c3b990

SHA256
7bf5545c690b9ac37bb50d2280d10afb940bbf7a1507149806335cfe257af6a8

SHA512
6c65d2c9a20a59104a99003371fa46669a7fb693553ebb900634106581d1dbdd2dc60a92f369d0ed52f52305865ccb17cae51343a7ab045467c5c40773f64338

Download Submit
memory/216-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/216-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/216-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/216-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/408-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/408-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/408-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/408-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/408-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/408-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/408-30-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/772-11-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/772-18-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1648-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1648-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1648-53-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2364-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2364-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2776-31-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2776-51-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2804-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2804-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2804-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3852-44-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3852-52-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download