neconyd | a3853861e93889de282be1696e5c1f9b899c5ce93bb35cdd7c78529592c020e2

Analysis

max time kernel
145s
max time network
147s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-01-2025 05:42

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General

Target

a3853861e93889de282be1696e5c1f9b899c5ce93bb35cdd7c78529592c020e2.exe
Size

96KB
MD5

5f183655fa1a1055d33053759abd8b05
SHA1

4757739dd4a1c5e24981a7742807271ecc23b7a1
SHA256

a3853861e93889de282be1696e5c1f9b899c5ce93bb35cdd7c78529592c020e2
SHA512

5b1d8038890af7fc2500dd5a3ac68b10d09c5f7df687d5458c484a18592abef1ec4961106b3f5098e75359fed25f8b21d5047213cb17d75cf73d6f56ecb1a749
SSDEEP

1536:HnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxb:HGs8cd8eXlYairZYqMddH13b

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
2344	omsecor.exe
2560	omsecor.exe
2144	omsecor.exe
1784	omsecor.exe
2156	omsecor.exe
2168	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
2808	a3853861e93889de282be1696e5c1f9b899c5ce93bb35cdd7c78529592c020e2.exe
2808	a3853861e93889de282be1696e5c1f9b899c5ce93bb35cdd7c78529592c020e2.exe
2344	omsecor.exe
2560	omsecor.exe
2560	omsecor.exe
1784	omsecor.exe
1784	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 2736 set thread context of 2808	2736	a3853861e93889de282be1696e5c1f9b899c5ce93bb35cdd7c78529592c020e2.exe	31
PID 2344 set thread context of 2560	2344	omsecor.exe	33
PID 2144 set thread context of 1784	2144	omsecor.exe	36
PID 2156 set thread context of 2168	2156	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	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	a3853861e93889de282be1696e5c1f9b899c5ce93bb35cdd7c78529592c020e2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a3853861e93889de282be1696e5c1f9b899c5ce93bb35cdd7c78529592c020e2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2736 wrote to memory of 2808	2736	a3853861e93889de282be1696e5c1f9b899c5ce93bb35cdd7c78529592c020e2.exe	31
PID 2736 wrote to memory of 2808	2736	a3853861e93889de282be1696e5c1f9b899c5ce93bb35cdd7c78529592c020e2.exe	31
PID 2736 wrote to memory of 2808	2736	a3853861e93889de282be1696e5c1f9b899c5ce93bb35cdd7c78529592c020e2.exe	31
PID 2736 wrote to memory of 2808	2736	a3853861e93889de282be1696e5c1f9b899c5ce93bb35cdd7c78529592c020e2.exe	31
PID 2736 wrote to memory of 2808	2736	a3853861e93889de282be1696e5c1f9b899c5ce93bb35cdd7c78529592c020e2.exe	31
PID 2736 wrote to memory of 2808	2736	a3853861e93889de282be1696e5c1f9b899c5ce93bb35cdd7c78529592c020e2.exe	31
PID 2808 wrote to memory of 2344	2808	a3853861e93889de282be1696e5c1f9b899c5ce93bb35cdd7c78529592c020e2.exe	32
PID 2808 wrote to memory of 2344	2808	a3853861e93889de282be1696e5c1f9b899c5ce93bb35cdd7c78529592c020e2.exe	32
PID 2808 wrote to memory of 2344	2808	a3853861e93889de282be1696e5c1f9b899c5ce93bb35cdd7c78529592c020e2.exe	32
PID 2808 wrote to memory of 2344	2808	a3853861e93889de282be1696e5c1f9b899c5ce93bb35cdd7c78529592c020e2.exe	32
PID 2344 wrote to memory of 2560	2344	omsecor.exe	33
PID 2344 wrote to memory of 2560	2344	omsecor.exe	33
PID 2344 wrote to memory of 2560	2344	omsecor.exe	33
PID 2344 wrote to memory of 2560	2344	omsecor.exe	33
PID 2344 wrote to memory of 2560	2344	omsecor.exe	33
PID 2344 wrote to memory of 2560	2344	omsecor.exe	33
PID 2560 wrote to memory of 2144	2560	omsecor.exe	35
PID 2560 wrote to memory of 2144	2560	omsecor.exe	35
PID 2560 wrote to memory of 2144	2560	omsecor.exe	35
PID 2560 wrote to memory of 2144	2560	omsecor.exe	35
PID 2144 wrote to memory of 1784	2144	omsecor.exe	36
PID 2144 wrote to memory of 1784	2144	omsecor.exe	36
PID 2144 wrote to memory of 1784	2144	omsecor.exe	36
PID 2144 wrote to memory of 1784	2144	omsecor.exe	36
PID 2144 wrote to memory of 1784	2144	omsecor.exe	36
PID 2144 wrote to memory of 1784	2144	omsecor.exe	36
PID 1784 wrote to memory of 2156	1784	omsecor.exe	37
PID 1784 wrote to memory of 2156	1784	omsecor.exe	37
PID 1784 wrote to memory of 2156	1784	omsecor.exe	37
PID 1784 wrote to memory of 2156	1784	omsecor.exe	37
PID 2156 wrote to memory of 2168	2156	omsecor.exe	38
PID 2156 wrote to memory of 2168	2156	omsecor.exe	38
PID 2156 wrote to memory of 2168	2156	omsecor.exe	38
PID 2156 wrote to memory of 2168	2156	omsecor.exe	38
PID 2156 wrote to memory of 2168	2156	omsecor.exe	38
PID 2156 wrote to memory of 2168	2156	omsecor.exe	38

C:\Users\Admin\AppData\Local\Temp\a3853861e93889de282be1696e5c1f9b899c5ce93bb35cdd7c78529592c020e2.exe
"C:\Users\Admin\AppData\Local\Temp\a3853861e93889de282be1696e5c1f9b899c5ce93bb35cdd7c78529592c020e2.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2736
- C:\Users\Admin\AppData\Local\Temp\a3853861e93889de282be1696e5c1f9b899c5ce93bb35cdd7c78529592c020e2.exe
  C:\Users\Admin\AppData\Local\Temp\a3853861e93889de282be1696e5c1f9b899c5ce93bb35cdd7c78529592c020e2.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2808
- - 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:2344
  - - 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:2560
    - - 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:2144
      - 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:1784
        
        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:2156
        
        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:2168

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
e0386cf663208c2c12c41319bcb50cad

SHA1
c8e014d136a07f192e2c4649d17c7f72f8daa4ce

SHA256
202c13feb011da9688e59c8e4d7024d1678021f245e50123b16bca49c5ec2416

SHA512
7857e5344f86b0de96bbf349ee8f0150374804f46457d8024bb5ef7f63885425aad340c69b1bc2e82148232c87ed056b45d24f8931d03c8c030dbb70e58adf63

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

Filesize
96KB

MD5
466adf1141531b43662be0dd6ea9682c

SHA1
785c9981010a1ccf5de5d64f6c0da40871f619cb

SHA256
be2fb5874a40883f83052c9875636903fdc086b7e38e2ae6eb79ba1b37f7b134

SHA512
3b9ba1ccc517bd7172179e168e35113d07aec2f75be8b9e78423c3184b1844a66f112c0faa1ee62ae164677ed96d24dc333e308aa71828950441ed6045c0b0db

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
4ff62b97aa1a96b9250c4f0dbe8ee857

SHA1
cfdac3244b0c324d99ea45cf355aaeef960ee5bc

SHA256
28188f10ce0ecf666cfd1ec726d933d83459607bcbaed83ad59510e3a04f60f8

SHA512
e08d3e1a4b918f99244df9262711424677577a25bc7bb1bad7181c1189711ecb9ad8f0f17e9ee5818be8aadc9a422d84ea5baddc389d66c00bc1f7b006ddd42c

Download Submit
memory/1784-90-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/1784-78-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2144-66-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2156-88-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2156-80-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2168-94-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2168-91-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2344-23-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2344-34-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2560-56-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2560-42-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2560-45-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2560-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2560-48-0x0000000000290000-0x00000000002B3000-memory.dmp

Filesize
140KB

Download
memory/2560-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2736-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2736-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2808-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2808-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2808-13-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2808-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2808-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2808-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2808-20-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download