neconyd | f62dd28b70e286b2e2a82d2a78ceba0816397a929971d62a0f363da4ffc728dc

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
20-01-2025 21:28

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General

Target

f62dd28b70e286b2e2a82d2a78ceba0816397a929971d62a0f363da4ffc728dc.exe
Size

96KB
MD5

259ab1d3bccdf0c804bc85e2989abbe8
SHA1

675d88b782b4e9239d4a4f6d1173c74ecec23221
SHA256

f62dd28b70e286b2e2a82d2a78ceba0816397a929971d62a0f363da4ffc728dc
SHA512

06ebf6cf3f8886b1ba8bd91162e7b0c442798fa703ca5a1ad5d40d6d9dae38e43e447387f9251f310502de97466e0c6eb88b3a49fb727fa5c9e5cc4ef7cd2fad
SSDEEP

1536:4nAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxr:4Gs8cd8eXlYairZYqMddH13r

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
2896	omsecor.exe
2936	omsecor.exe
2596	omsecor.exe
2500	omsecor.exe
1856	omsecor.exe
2672	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
2468	f62dd28b70e286b2e2a82d2a78ceba0816397a929971d62a0f363da4ffc728dc.exe
2468	f62dd28b70e286b2e2a82d2a78ceba0816397a929971d62a0f363da4ffc728dc.exe
2896	omsecor.exe
2936	omsecor.exe
2936	omsecor.exe
2500	omsecor.exe
2500	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 2180 set thread context of 2468	2180	f62dd28b70e286b2e2a82d2a78ceba0816397a929971d62a0f363da4ffc728dc.exe	30
PID 2896 set thread context of 2936	2896	omsecor.exe	32
PID 2596 set thread context of 2500	2596	omsecor.exe	36
PID 1856 set thread context of 2672	1856	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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f62dd28b70e286b2e2a82d2a78ceba0816397a929971d62a0f363da4ffc728dc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f62dd28b70e286b2e2a82d2a78ceba0816397a929971d62a0f363da4ffc728dc.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 2180 wrote to memory of 2468	2180	f62dd28b70e286b2e2a82d2a78ceba0816397a929971d62a0f363da4ffc728dc.exe	30
PID 2180 wrote to memory of 2468	2180	f62dd28b70e286b2e2a82d2a78ceba0816397a929971d62a0f363da4ffc728dc.exe	30
PID 2180 wrote to memory of 2468	2180	f62dd28b70e286b2e2a82d2a78ceba0816397a929971d62a0f363da4ffc728dc.exe	30
PID 2180 wrote to memory of 2468	2180	f62dd28b70e286b2e2a82d2a78ceba0816397a929971d62a0f363da4ffc728dc.exe	30
PID 2180 wrote to memory of 2468	2180	f62dd28b70e286b2e2a82d2a78ceba0816397a929971d62a0f363da4ffc728dc.exe	30
PID 2180 wrote to memory of 2468	2180	f62dd28b70e286b2e2a82d2a78ceba0816397a929971d62a0f363da4ffc728dc.exe	30
PID 2468 wrote to memory of 2896	2468	f62dd28b70e286b2e2a82d2a78ceba0816397a929971d62a0f363da4ffc728dc.exe	31
PID 2468 wrote to memory of 2896	2468	f62dd28b70e286b2e2a82d2a78ceba0816397a929971d62a0f363da4ffc728dc.exe	31
PID 2468 wrote to memory of 2896	2468	f62dd28b70e286b2e2a82d2a78ceba0816397a929971d62a0f363da4ffc728dc.exe	31
PID 2468 wrote to memory of 2896	2468	f62dd28b70e286b2e2a82d2a78ceba0816397a929971d62a0f363da4ffc728dc.exe	31
PID 2896 wrote to memory of 2936	2896	omsecor.exe	32
PID 2896 wrote to memory of 2936	2896	omsecor.exe	32
PID 2896 wrote to memory of 2936	2896	omsecor.exe	32
PID 2896 wrote to memory of 2936	2896	omsecor.exe	32
PID 2896 wrote to memory of 2936	2896	omsecor.exe	32
PID 2896 wrote to memory of 2936	2896	omsecor.exe	32
PID 2936 wrote to memory of 2596	2936	omsecor.exe	35
PID 2936 wrote to memory of 2596	2936	omsecor.exe	35
PID 2936 wrote to memory of 2596	2936	omsecor.exe	35
PID 2936 wrote to memory of 2596	2936	omsecor.exe	35
PID 2596 wrote to memory of 2500	2596	omsecor.exe	36
PID 2596 wrote to memory of 2500	2596	omsecor.exe	36
PID 2596 wrote to memory of 2500	2596	omsecor.exe	36
PID 2596 wrote to memory of 2500	2596	omsecor.exe	36
PID 2596 wrote to memory of 2500	2596	omsecor.exe	36
PID 2596 wrote to memory of 2500	2596	omsecor.exe	36
PID 2500 wrote to memory of 1856	2500	omsecor.exe	37
PID 2500 wrote to memory of 1856	2500	omsecor.exe	37
PID 2500 wrote to memory of 1856	2500	omsecor.exe	37
PID 2500 wrote to memory of 1856	2500	omsecor.exe	37
PID 1856 wrote to memory of 2672	1856	omsecor.exe	38
PID 1856 wrote to memory of 2672	1856	omsecor.exe	38
PID 1856 wrote to memory of 2672	1856	omsecor.exe	38
PID 1856 wrote to memory of 2672	1856	omsecor.exe	38
PID 1856 wrote to memory of 2672	1856	omsecor.exe	38
PID 1856 wrote to memory of 2672	1856	omsecor.exe	38

C:\Users\Admin\AppData\Local\Temp\f62dd28b70e286b2e2a82d2a78ceba0816397a929971d62a0f363da4ffc728dc.exe
"C:\Users\Admin\AppData\Local\Temp\f62dd28b70e286b2e2a82d2a78ceba0816397a929971d62a0f363da4ffc728dc.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2180
- C:\Users\Admin\AppData\Local\Temp\f62dd28b70e286b2e2a82d2a78ceba0816397a929971d62a0f363da4ffc728dc.exe
  C:\Users\Admin\AppData\Local\Temp\f62dd28b70e286b2e2a82d2a78ceba0816397a929971d62a0f363da4ffc728dc.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2468
- - 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:2896
  - - 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:2936
    - - 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:2596
      - 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:2500
        
        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:1856
        
        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:2672

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

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

Filesize
96KB

MD5
5b4241b36e7e17dba104731ed4d36b3b

SHA1
c9001ea16bec66a1cb6170028b184e64d9bb8985

SHA256
f404305a3f6c169aaaef46388d439021004ffecf2351c4c44321db0c677c2ea0

SHA512
947910b55bfbd8117d2b6e623b42297172381170e3eb5a023d955ff505778012e71d28b0cffe68b93a6c33931d8857193ae87f5255b671740620ee544740edaf

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

Filesize
96KB

MD5
76e5a05f2ac863fb4cd2efb54765bd6b

SHA1
5b77a6cb26404883c4379e7ac6de1d480bd7cbd1

SHA256
aa2dd84c1ebb244868a83438683faf20fb55f3db9a0cdc75c2f7f75083883cad

SHA512
d67446143dffbd2658f75387d914a5b0c63ca7894dafeff600f971f95c8e64fdb3414f712d5fc9fe57874361b26b6a4a1a3a2345ff796733b005f70503c9a39d

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
e36a07b0c81b8cf92eda5915772baccc

SHA1
672d1424ecde918b498f6e638262743aafa503f9

SHA256
b680045dc7f75960bff936d412d75557f38b18bed26bc873454853a510ec5656

SHA512
583d3d34adbb061e20354dc96abc029e3079eddbada0b816daf178a2fabab25fdc0321d79fd8254d38fb1921276433f9ebd23acd2aac596bfced3c0b5c2243cf

Download Submit
memory/1856-79-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1856-86-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2180-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2180-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2468-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2468-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2468-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2468-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2468-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2500-71-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2596-64-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2672-89-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2896-21-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2896-30-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2936-34-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2936-56-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2936-47-0x00000000002F0000-0x0000000000313000-memory.dmp

Filesize
140KB

Download
memory/2936-44-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2936-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2936-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download