neconyd | facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5a

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-01-2025 16:51

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General

Target

facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5aN.exe
Size

96KB
MD5

2b3bf1308b7e79ef933b3d2592048f90
SHA1

387d9d6b78e9aa6fef3ddc5d08962a0c6711526c
SHA256

facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5a
SHA512

3f86081d595862dd03a97f01ee65d25a5ab22f402edf98257060d398632efabdcbc0ad378b149d5dfd71fc98b70f4f43fd2faafafa6e5f4810722ac31b2ff25b
SSDEEP

1536:vnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxL:vGs8cd8eXlYairZYqMddH13L

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
2404	omsecor.exe
2744	omsecor.exe
2616	omsecor.exe
2540	omsecor.exe
1228	omsecor.exe
2392	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
2816	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5aN.exe
2816	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5aN.exe
2404	omsecor.exe
2744	omsecor.exe
2744	omsecor.exe
2540	omsecor.exe
2540	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 2804 set thread context of 2816	2804	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5aN.exe	31
PID 2404 set thread context of 2744	2404	omsecor.exe	33
PID 2616 set thread context of 2540	2616	omsecor.exe	36
PID 1228 set thread context of 2392	1228	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	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5aN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5aN.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 2804 wrote to memory of 2816	2804	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5aN.exe	31
PID 2804 wrote to memory of 2816	2804	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5aN.exe	31
PID 2804 wrote to memory of 2816	2804	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5aN.exe	31
PID 2804 wrote to memory of 2816	2804	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5aN.exe	31
PID 2804 wrote to memory of 2816	2804	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5aN.exe	31
PID 2804 wrote to memory of 2816	2804	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5aN.exe	31
PID 2816 wrote to memory of 2404	2816	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5aN.exe	32
PID 2816 wrote to memory of 2404	2816	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5aN.exe	32
PID 2816 wrote to memory of 2404	2816	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5aN.exe	32
PID 2816 wrote to memory of 2404	2816	facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5aN.exe	32
PID 2404 wrote to memory of 2744	2404	omsecor.exe	33
PID 2404 wrote to memory of 2744	2404	omsecor.exe	33
PID 2404 wrote to memory of 2744	2404	omsecor.exe	33
PID 2404 wrote to memory of 2744	2404	omsecor.exe	33
PID 2404 wrote to memory of 2744	2404	omsecor.exe	33
PID 2404 wrote to memory of 2744	2404	omsecor.exe	33
PID 2744 wrote to memory of 2616	2744	omsecor.exe	35
PID 2744 wrote to memory of 2616	2744	omsecor.exe	35
PID 2744 wrote to memory of 2616	2744	omsecor.exe	35
PID 2744 wrote to memory of 2616	2744	omsecor.exe	35
PID 2616 wrote to memory of 2540	2616	omsecor.exe	36
PID 2616 wrote to memory of 2540	2616	omsecor.exe	36
PID 2616 wrote to memory of 2540	2616	omsecor.exe	36
PID 2616 wrote to memory of 2540	2616	omsecor.exe	36
PID 2616 wrote to memory of 2540	2616	omsecor.exe	36
PID 2616 wrote to memory of 2540	2616	omsecor.exe	36
PID 2540 wrote to memory of 1228	2540	omsecor.exe	37
PID 2540 wrote to memory of 1228	2540	omsecor.exe	37
PID 2540 wrote to memory of 1228	2540	omsecor.exe	37
PID 2540 wrote to memory of 1228	2540	omsecor.exe	37
PID 1228 wrote to memory of 2392	1228	omsecor.exe	38
PID 1228 wrote to memory of 2392	1228	omsecor.exe	38
PID 1228 wrote to memory of 2392	1228	omsecor.exe	38
PID 1228 wrote to memory of 2392	1228	omsecor.exe	38
PID 1228 wrote to memory of 2392	1228	omsecor.exe	38
PID 1228 wrote to memory of 2392	1228	omsecor.exe	38

C:\Users\Admin\AppData\Local\Temp\facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5aN.exe
"C:\Users\Admin\AppData\Local\Temp\facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5aN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2804
- C:\Users\Admin\AppData\Local\Temp\facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5aN.exe
  C:\Users\Admin\AppData\Local\Temp\facc8a9019a58871c175f23c94e592ee55f7fec7b154e4eab8602a35d67f9d5aN.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2816
- - 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:2404
  - - 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:2744
    - - 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:2616
      - 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:2540
        
        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:1228
        
        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:2392

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
e6835ec9d4e951870ad46fe5021111ed

SHA1
df2ec61803825f0e4d0fda0a9c26b8ae5e055f90

SHA256
8a70358503ef5cc52b9da1c0508897b2a8144626ff04b1fcfed25d4b02f72a88

SHA512
033664a8a2687435b9505223bcdff9fc60401976afa872fc474bf4fb90af39a6872348796e4a38845be11bf314ad2ab4d690557b7bb7dcceb309b6ae02067ab3

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

Filesize
96KB

MD5
1c190a9308343d4e06ddb69d23e3eaa2

SHA1
f1dbf1b9bc052678ec282215034f37e54a4e6c0e

SHA256
a76d66d79700dd1bad84fad4eb4380a920e4e5136aae0e460d2625d3f259a706

SHA512
28b50f7d02701e202bc3f015c4733e540fac221b27317622094b7458fd31a53e136be776e2d251a2bddc9a369e020934c9df509155cab68948cb75852abc3d54

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
93e77f144b7afb8f3359a13382dcc9ba

SHA1
6238878321773498bed1bcb8d92dae47e6d67acb

SHA256
ef1b215feed8c90926b1e66447b44dcbc36638ed424eb5d577d8dca9dd8f2d07

SHA512
9939818eefe7355810647fd0d00353ebdf6b569935a35a0f18993d4a49dac33342733a26869e156e0bc4a51535edab95ba076e75bff664079cebae9622bf2864

Download Submit
memory/1228-88-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1228-80-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2392-90-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2404-22-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2404-33-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2404-25-0x0000000000260000-0x0000000000283000-memory.dmp

Filesize
140KB

Download
memory/2616-67-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2744-58-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2744-48-0x0000000002380000-0x00000000023A3000-memory.dmp

Filesize
140KB

Download
memory/2744-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2744-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2744-42-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2744-45-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2744-56-0x0000000002380000-0x00000000023A3000-memory.dmp

Filesize
140KB

Download
memory/2804-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2804-8-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2804-11-0x0000000001C60000-0x0000000001C83000-memory.dmp

Filesize
140KB

Download
memory/2816-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2816-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2816-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2816-12-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2816-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download