neconyd | 93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21

Analysis

max time kernel
145s
max time network
146s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10-01-2025 04:32

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General

Target

93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe
Size

134KB
MD5

dc35c9d2c141e65a01fed54e5f4b06fb
SHA1

87b929eb932881f275296c2c8c4bf456613a85bf
SHA256

93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21
SHA512

878ce2e60ea0516fa51109eaf17b561499eb77c8e927c7ea5912a85f6e552aa3c0d75addaf27af5b20c89b7d812b4588076199a409b14c977c96724d71e9c997
SSDEEP

1536:XDfDbhERTatPLTH0iqNZg3mqKv6y0RrwFd1tSEsF27da6ZW72Foj/MqMabadwCid:ziRTeH0iqAW6J6f1tqF6dngNmaZCiaI

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
2972	omsecor.exe
3048	omsecor.exe
1944	omsecor.exe
1076	omsecor.exe
2284	omsecor.exe
2600	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
1936	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe
1936	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe
2972	omsecor.exe
3048	omsecor.exe
3048	omsecor.exe
1076	omsecor.exe
1076	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 2336 set thread context of 1936	2336	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe	31
PID 2972 set thread context of 3048	2972	omsecor.exe	33
PID 1944 set thread context of 1076	1944	omsecor.exe	36
PID 2284 set thread context of 2600	2284	omsecor.exe	38

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	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.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 36 IoCs

description	pid	Process	procid_target
PID 2336 wrote to memory of 1936	2336	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe	31
PID 2336 wrote to memory of 1936	2336	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe	31
PID 2336 wrote to memory of 1936	2336	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe	31
PID 2336 wrote to memory of 1936	2336	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe	31
PID 2336 wrote to memory of 1936	2336	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe	31
PID 2336 wrote to memory of 1936	2336	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe	31
PID 1936 wrote to memory of 2972	1936	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe	32
PID 1936 wrote to memory of 2972	1936	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe	32
PID 1936 wrote to memory of 2972	1936	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe	32
PID 1936 wrote to memory of 2972	1936	93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe	32
PID 2972 wrote to memory of 3048	2972	omsecor.exe	33
PID 2972 wrote to memory of 3048	2972	omsecor.exe	33
PID 2972 wrote to memory of 3048	2972	omsecor.exe	33
PID 2972 wrote to memory of 3048	2972	omsecor.exe	33
PID 2972 wrote to memory of 3048	2972	omsecor.exe	33
PID 2972 wrote to memory of 3048	2972	omsecor.exe	33
PID 3048 wrote to memory of 1944	3048	omsecor.exe	35
PID 3048 wrote to memory of 1944	3048	omsecor.exe	35
PID 3048 wrote to memory of 1944	3048	omsecor.exe	35
PID 3048 wrote to memory of 1944	3048	omsecor.exe	35
PID 1944 wrote to memory of 1076	1944	omsecor.exe	36
PID 1944 wrote to memory of 1076	1944	omsecor.exe	36
PID 1944 wrote to memory of 1076	1944	omsecor.exe	36
PID 1944 wrote to memory of 1076	1944	omsecor.exe	36
PID 1944 wrote to memory of 1076	1944	omsecor.exe	36
PID 1944 wrote to memory of 1076	1944	omsecor.exe	36
PID 1076 wrote to memory of 2284	1076	omsecor.exe	37
PID 1076 wrote to memory of 2284	1076	omsecor.exe	37
PID 1076 wrote to memory of 2284	1076	omsecor.exe	37
PID 1076 wrote to memory of 2284	1076	omsecor.exe	37
PID 2284 wrote to memory of 2600	2284	omsecor.exe	38
PID 2284 wrote to memory of 2600	2284	omsecor.exe	38
PID 2284 wrote to memory of 2600	2284	omsecor.exe	38
PID 2284 wrote to memory of 2600	2284	omsecor.exe	38
PID 2284 wrote to memory of 2600	2284	omsecor.exe	38
PID 2284 wrote to memory of 2600	2284	omsecor.exe	38

C:\Users\Admin\AppData\Local\Temp\93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe
"C:\Users\Admin\AppData\Local\Temp\93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Users\Admin\AppData\Local\Temp\93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe
  C:\Users\Admin\AppData\Local\Temp\93599d935cd4e21bf1f113773ea735d90319140f27fdab3a2f8b7aa4774e8d21.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1936
- - C:\Users\Admin\AppData\Roaming\omsecor.exe
    C:\Users\Admin\AppData\Roaming\omsecor.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2972
  - - C:\Users\Admin\AppData\Roaming\omsecor.exe
      C:\Users\Admin\AppData\Roaming\omsecor.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Drops file in System32 directory
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:3048
    - - 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:1944
      - C:\Windows\SysWOW64\omsecor.exe
        
        C:\Windows\SysWOW64\omsecor.exe
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1076
        
        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:2284
        
        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:2600

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
134KB

MD5
2019304045626d7fb3b549ee493db083

SHA1
b193f0ff08ab3c0b453b856ae9e1437f9536b247

SHA256
15e7173a479d16baf8f393306d01ed69253712e264be71032ddbf8e1f3a7adc4

SHA512
3fd5ba8ad2e71498125a58945d0027afec0752926d83adb6a0c3908f21f0902099c0da4cde3efd693afc19456466f5d8b1d41d02a23e0b60a675a473aebd8b60

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

Filesize
134KB

MD5
49b8123829698f11e555ae5048425e0b

SHA1
428402cd1dcf90ed26f3158140919f08394d7db4

SHA256
1e2cf852f7df330478d59b3a5a173714667c57016d47e84d581917bb0c2aa20b

SHA512
7151b4e6d35169ff750703e0adbdead6aaca6cdd12ff92d1e702b470d07e958b5e652e490746d7c64c1b4b58863afc84f5bb437576a05d399b17f3d18ce14dd6

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
134KB

MD5
29936d8337ee9f0e7460e1399c8e55cc

SHA1
2e0cbf79a5838fe8716103b4428647e286023be3

SHA256
9f1e907570b1d681027d6aec5ea132e0907b9f4be940a682311c47854139bc2d

SHA512
831d600dde7b6389b90ce8646ab32a170f82b27b0bb80d8e1db37c25f198c20feff8be59c78e0c130df058cc9955a0b3b8e309df1cdbc34f7c913e31a49551de

Download Submit
memory/1076-87-0x0000000000230000-0x0000000000254000-memory.dmp

Filesize
144KB

Download
memory/1076-77-0x0000000000230000-0x0000000000254000-memory.dmp

Filesize
144KB

Download
memory/1076-70-0x0000000000230000-0x0000000000254000-memory.dmp

Filesize
144KB

Download
memory/1936-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1936-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1936-18-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1936-8-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1936-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1944-63-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1944-56-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2284-85-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2336-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2336-6-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2600-88-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2600-91-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2972-20-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2972-30-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2972-23-0x0000000000240000-0x0000000000264000-memory.dmp

Filesize
144KB

Download
memory/3048-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3048-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3048-52-0x00000000002B0000-0x00000000002D4000-memory.dmp

Filesize
144KB

Download
memory/3048-51-0x00000000002B0000-0x00000000002D4000-memory.dmp

Filesize
144KB

Download
memory/3048-42-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3048-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3048-33-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download