neconyd | fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5

Analysis

max time kernel
119s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17/01/2025, 16:59

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General

Target

fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5N.exe
Size

96KB
MD5

0a68231149af2d2de2fc3a35fb3bbc40
SHA1

5ffd534ec88af748dc1f5175113b0f211d40f3af
SHA256

fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5
SHA512

86a5cfe53a1735e109c5fac98727be340fa5e89f070e25ebf54ff9fd2fd5fc568f3e9a831c986e26c5b435cc5319e3c1de28d3cfa29e239a29c76ad9f48e4942
SSDEEP

1536:5nAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxu:5Gs8cd8eXlYairZYqMddH13u

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
3068	omsecor.exe
2800	omsecor.exe
860	omsecor.exe
1304	omsecor.exe
2756	omsecor.exe
1920	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
2900	fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5N.exe
2900	fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5N.exe
3068	omsecor.exe
2800	omsecor.exe
2800	omsecor.exe
1304	omsecor.exe
1304	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 2216 set thread context of 2900	2216	fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5N.exe	28
PID 3068 set thread context of 2800	3068	omsecor.exe	30
PID 860 set thread context of 1304	860	omsecor.exe	35
PID 2756 set thread context of 1920	2756	omsecor.exe	37

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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5N.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 2900	2216	fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5N.exe	28
PID 2216 wrote to memory of 2900	2216	fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5N.exe	28
PID 2216 wrote to memory of 2900	2216	fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5N.exe	28
PID 2216 wrote to memory of 2900	2216	fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5N.exe	28
PID 2216 wrote to memory of 2900	2216	fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5N.exe	28
PID 2216 wrote to memory of 2900	2216	fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5N.exe	28
PID 2900 wrote to memory of 3068	2900	fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5N.exe	29
PID 2900 wrote to memory of 3068	2900	fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5N.exe	29
PID 2900 wrote to memory of 3068	2900	fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5N.exe	29
PID 2900 wrote to memory of 3068	2900	fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5N.exe	29
PID 3068 wrote to memory of 2800	3068	omsecor.exe	30
PID 3068 wrote to memory of 2800	3068	omsecor.exe	30
PID 3068 wrote to memory of 2800	3068	omsecor.exe	30
PID 3068 wrote to memory of 2800	3068	omsecor.exe	30
PID 3068 wrote to memory of 2800	3068	omsecor.exe	30
PID 3068 wrote to memory of 2800	3068	omsecor.exe	30
PID 2800 wrote to memory of 860	2800	omsecor.exe	34
PID 2800 wrote to memory of 860	2800	omsecor.exe	34
PID 2800 wrote to memory of 860	2800	omsecor.exe	34
PID 2800 wrote to memory of 860	2800	omsecor.exe	34
PID 860 wrote to memory of 1304	860	omsecor.exe	35
PID 860 wrote to memory of 1304	860	omsecor.exe	35
PID 860 wrote to memory of 1304	860	omsecor.exe	35
PID 860 wrote to memory of 1304	860	omsecor.exe	35
PID 860 wrote to memory of 1304	860	omsecor.exe	35
PID 860 wrote to memory of 1304	860	omsecor.exe	35
PID 1304 wrote to memory of 2756	1304	omsecor.exe	36
PID 1304 wrote to memory of 2756	1304	omsecor.exe	36
PID 1304 wrote to memory of 2756	1304	omsecor.exe	36
PID 1304 wrote to memory of 2756	1304	omsecor.exe	36
PID 2756 wrote to memory of 1920	2756	omsecor.exe	37
PID 2756 wrote to memory of 1920	2756	omsecor.exe	37
PID 2756 wrote to memory of 1920	2756	omsecor.exe	37
PID 2756 wrote to memory of 1920	2756	omsecor.exe	37
PID 2756 wrote to memory of 1920	2756	omsecor.exe	37
PID 2756 wrote to memory of 1920	2756	omsecor.exe	37

C:\Users\Admin\AppData\Local\Temp\fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5N.exe
"C:\Users\Admin\AppData\Local\Temp\fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2216
- C:\Users\Admin\AppData\Local\Temp\fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5N.exe
  C:\Users\Admin\AppData\Local\Temp\fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5N.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2900
- - 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:3068
  - - 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:2800
    - - 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:860
      - 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:1304
        
        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:2756
        
        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:1920

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
35afb09fb08b8c414c83808134204785

SHA1
196effd894da34734b0980cfae0a132c556238ab

SHA256
ade37df719267c53f9573a4fb1325e35cfae7c859560254f5020b64f33343525

SHA512
03201954f03bf2f464e320acb77cb14bd2e73a31d5724493d621e6b989102d0d0aa0d7022bf5b156b3cd1e20cc807439259b1242de3ad1feb311ab86cac03d3a

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

Filesize
96KB

MD5
5e242a07698b73b4aae1ac100add6ea5

SHA1
920bc72f3bc09e78c2ebcd2c797a8839b176d6d0

SHA256
594c6e93e6b007b90373df8df990fd3d873b8c08384187c5377607ae2e2b4cd6

SHA512
646435900136d028078ae53bd52892c254809d7b9ad4863188b9facb11ede9d06975fec3c6b719a70af35424120089d523bafe3400afd96eac30c47b5447e4bf

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
6a68b2cad4bb03812e79807d26487633

SHA1
97962a550159474546b32f906d994ed17169fd4f

SHA256
9e5048cc11de3d6e53153f4b05abd09f4421b437eccfeedb46a073e2cfc23c2e

SHA512
509d4564fec896ccf00b0c745e387ad1ef0fc30efee9ee38ce19424ca3c47ceb33f86e36c59351e1e87009ee2b579a784773f3a0de1ef72e40c75321bf005732

Download Submit
memory/860-64-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/860-56-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1304-79-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/1304-71-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/1920-89-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2216-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2216-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2756-86-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2800-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2800-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2800-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2800-44-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2800-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2900-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2900-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2900-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2900-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2900-34-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2900-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3068-31-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3068-21-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download