neconyd | 2d1e7e34895262731f799b3778b771a83567d6317d08485d6b66715d29a8d2fd

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
21-01-2025 10:42

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General

Target

2d1e7e34895262731f799b3778b771a83567d6317d08485d6b66715d29a8d2fd.exe
Size

96KB
MD5

e7a3c0cf7bf716cfee35c2c08c3775d4
SHA1

9ec9865b9fee7fc69ae242229a1eedabc751d6f5
SHA256

2d1e7e34895262731f799b3778b771a83567d6317d08485d6b66715d29a8d2fd
SHA512

a489560654819eafe3d23567d8bd4d45f27ad8eda548c04fec23fc576e724df87381d4f4d9d518681c4d81a83602895e09aa06845d3f6488409fb64cf91c800b
SSDEEP

1536:rnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxx7:rGs8cd8eXlYairZYqMddH137

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
1256	omsecor.exe
3848	omsecor.exe
2712	omsecor.exe
4644	omsecor.exe
3752	omsecor.exe
4312	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 2584 set thread context of 1216	2584	2d1e7e34895262731f799b3778b771a83567d6317d08485d6b66715d29a8d2fd.exe	83
PID 1256 set thread context of 3848	1256	omsecor.exe	87
PID 2712 set thread context of 4644	2712	omsecor.exe	108
PID 3752 set thread context of 4312	3752	omsecor.exe	111

Program crash 4 IoCs

pid	pid_target	Process	procid_target
2444	1256	WerFault.exe	86
4284	2584	WerFault.exe	82
3352	2712	WerFault.exe	107
3592	3752	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	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	2d1e7e34895262731f799b3778b771a83567d6317d08485d6b66715d29a8d2fd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2d1e7e34895262731f799b3778b771a83567d6317d08485d6b66715d29a8d2fd.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 2584 wrote to memory of 1216	2584	2d1e7e34895262731f799b3778b771a83567d6317d08485d6b66715d29a8d2fd.exe	83
PID 2584 wrote to memory of 1216	2584	2d1e7e34895262731f799b3778b771a83567d6317d08485d6b66715d29a8d2fd.exe	83
PID 2584 wrote to memory of 1216	2584	2d1e7e34895262731f799b3778b771a83567d6317d08485d6b66715d29a8d2fd.exe	83
PID 2584 wrote to memory of 1216	2584	2d1e7e34895262731f799b3778b771a83567d6317d08485d6b66715d29a8d2fd.exe	83
PID 2584 wrote to memory of 1216	2584	2d1e7e34895262731f799b3778b771a83567d6317d08485d6b66715d29a8d2fd.exe	83
PID 1216 wrote to memory of 1256	1216	2d1e7e34895262731f799b3778b771a83567d6317d08485d6b66715d29a8d2fd.exe	86
PID 1216 wrote to memory of 1256	1216	2d1e7e34895262731f799b3778b771a83567d6317d08485d6b66715d29a8d2fd.exe	86
PID 1216 wrote to memory of 1256	1216	2d1e7e34895262731f799b3778b771a83567d6317d08485d6b66715d29a8d2fd.exe	86
PID 1256 wrote to memory of 3848	1256	omsecor.exe	87
PID 1256 wrote to memory of 3848	1256	omsecor.exe	87
PID 1256 wrote to memory of 3848	1256	omsecor.exe	87
PID 1256 wrote to memory of 3848	1256	omsecor.exe	87
PID 1256 wrote to memory of 3848	1256	omsecor.exe	87
PID 3848 wrote to memory of 2712	3848	omsecor.exe	107
PID 3848 wrote to memory of 2712	3848	omsecor.exe	107
PID 3848 wrote to memory of 2712	3848	omsecor.exe	107
PID 2712 wrote to memory of 4644	2712	omsecor.exe	108
PID 2712 wrote to memory of 4644	2712	omsecor.exe	108
PID 2712 wrote to memory of 4644	2712	omsecor.exe	108
PID 2712 wrote to memory of 4644	2712	omsecor.exe	108
PID 2712 wrote to memory of 4644	2712	omsecor.exe	108
PID 4644 wrote to memory of 3752	4644	omsecor.exe	110
PID 4644 wrote to memory of 3752	4644	omsecor.exe	110
PID 4644 wrote to memory of 3752	4644	omsecor.exe	110
PID 3752 wrote to memory of 4312	3752	omsecor.exe	111
PID 3752 wrote to memory of 4312	3752	omsecor.exe	111
PID 3752 wrote to memory of 4312	3752	omsecor.exe	111
PID 3752 wrote to memory of 4312	3752	omsecor.exe	111
PID 3752 wrote to memory of 4312	3752	omsecor.exe	111

C:\Users\Admin\AppData\Local\Temp\2d1e7e34895262731f799b3778b771a83567d6317d08485d6b66715d29a8d2fd.exe
"C:\Users\Admin\AppData\Local\Temp\2d1e7e34895262731f799b3778b771a83567d6317d08485d6b66715d29a8d2fd.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2584
- C:\Users\Admin\AppData\Local\Temp\2d1e7e34895262731f799b3778b771a83567d6317d08485d6b66715d29a8d2fd.exe
  C:\Users\Admin\AppData\Local\Temp\2d1e7e34895262731f799b3778b771a83567d6317d08485d6b66715d29a8d2fd.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1216
- - 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:1256
  - - 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:3848
    - - 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:2712
      - 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:4644
        
        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:3752
        
        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:4312
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3752 -s 256
        8⤵
        Program crash
        
        PID:3592
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2712 -s 292
        6⤵
        Program crash
        
        PID:3352
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1256 -s 288
      4⤵
      Program crash
      PID:2444
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2584 -s 288
  2⤵
  - Program crash
  PID:4284

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2584 -ip 2584
1⤵
PID:1612

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1256 -ip 1256
1⤵
PID:1844

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 2712 -ip 2712
1⤵
PID:4716

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 3752 -ip 3752
1⤵
PID:544

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
4a2941ffb56f1d6c8a7d6ce1143c3c1b

SHA1
c6ffa151c58a77de16421447482210dd785c47d4

SHA256
8aef3b373ce369b21309a8e623a869126d4aef31556bf3256ffe6a4d3915547a

SHA512
2950dcf330f8e0237e9841cd63793630677018bfe035443dcc9ed3bf1343944b136eb55faa476bc1f0237e6374e8110d3ab722c2db4849b6d0389041c808f82c

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

Filesize
96KB

MD5
e4465ce16d973d05df5222c430c4fe8e

SHA1
45a854100a05104ee86523abe58001e63d1ff5c2

SHA256
0697f373079829a1dd10665030c9bbf8f21115d4fc78d73ad6b8c2f78e6cbd2c

SHA512
99b226bd9cb361e26de817c97a6b397956b89d8fa9e04c7496a7a26b2e40b4c04c371a832f5ded0135213a5ab9d08beb36369465279ee659a47860c895a0f16f

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

Filesize
96KB

MD5
1e9504645bafc62fc9e9194067d36d43

SHA1
403a1ff3b3388186cbaf6568d8083817fb02fabd

SHA256
fdf69a4d6f39c3f18bd00c4afb43dffc655590d4e3decf9edcec34742f76d6f5

SHA512
f0a7e261b00f136a6f8187350cc771c793b40f9cc2542150d33931f8b317583d4a3c12f9554ecea0a9ca7e6bbf36ad9dca65d2589bf83d74ecd7387650395dd2

Download Submit
memory/1216-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1216-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1216-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1216-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1256-8-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1256-19-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2584-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2584-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2712-52-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2712-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3752-44-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3848-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3848-31-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3848-27-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3848-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3848-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3848-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3848-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4312-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4312-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4312-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4644-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4644-40-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4644-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download