neconyd | ab668982bfab822a30cfc77c78ec0b77069f89278e2c89cafc2a8ba1657165da

Analysis

max time kernel
115s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15-01-2025 22:24

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General

Target

ab668982bfab822a30cfc77c78ec0b77069f89278e2c89cafc2a8ba1657165da.exe
Size

96KB
MD5

4bd59731fc24d9c116fcda0149fb02ff
SHA1

f6acf67de9b320a883cbe2412a1cd6e80ab79359
SHA256

ab668982bfab822a30cfc77c78ec0b77069f89278e2c89cafc2a8ba1657165da
SHA512

bfc0e28509c9a3affeb865674bee67f7c775a1624b8905dae0486b72e2b379922edbfbce43e681ffe1e68c50eee03d9b3319eb27dc559a8bc5e002c96db4db9f
SSDEEP

1536:EnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxL:EGs8cd8eXlYairZYqMddH13L

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
3472	omsecor.exe
3308	omsecor.exe
4444	omsecor.exe
2988	omsecor.exe
2836	omsecor.exe
2364	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 4868 set thread context of 4880	4868	ab668982bfab822a30cfc77c78ec0b77069f89278e2c89cafc2a8ba1657165da.exe	83
PID 3472 set thread context of 3308	3472	omsecor.exe	88
PID 4444 set thread context of 2988	4444	omsecor.exe	108
PID 2836 set thread context of 2364	2836	omsecor.exe	112

Program crash 4 IoCs

pid	pid_target	Process	procid_target
4488	4868	WerFault.exe	82
5044	3472	WerFault.exe	85
892	4444	WerFault.exe	107
1344	2836	WerFault.exe	110

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	ab668982bfab822a30cfc77c78ec0b77069f89278e2c89cafc2a8ba1657165da.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ab668982bfab822a30cfc77c78ec0b77069f89278e2c89cafc2a8ba1657165da.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 4868 wrote to memory of 4880	4868	ab668982bfab822a30cfc77c78ec0b77069f89278e2c89cafc2a8ba1657165da.exe	83
PID 4868 wrote to memory of 4880	4868	ab668982bfab822a30cfc77c78ec0b77069f89278e2c89cafc2a8ba1657165da.exe	83
PID 4868 wrote to memory of 4880	4868	ab668982bfab822a30cfc77c78ec0b77069f89278e2c89cafc2a8ba1657165da.exe	83
PID 4868 wrote to memory of 4880	4868	ab668982bfab822a30cfc77c78ec0b77069f89278e2c89cafc2a8ba1657165da.exe	83
PID 4868 wrote to memory of 4880	4868	ab668982bfab822a30cfc77c78ec0b77069f89278e2c89cafc2a8ba1657165da.exe	83
PID 4880 wrote to memory of 3472	4880	ab668982bfab822a30cfc77c78ec0b77069f89278e2c89cafc2a8ba1657165da.exe	85
PID 4880 wrote to memory of 3472	4880	ab668982bfab822a30cfc77c78ec0b77069f89278e2c89cafc2a8ba1657165da.exe	85
PID 4880 wrote to memory of 3472	4880	ab668982bfab822a30cfc77c78ec0b77069f89278e2c89cafc2a8ba1657165da.exe	85
PID 3472 wrote to memory of 3308	3472	omsecor.exe	88
PID 3472 wrote to memory of 3308	3472	omsecor.exe	88
PID 3472 wrote to memory of 3308	3472	omsecor.exe	88
PID 3472 wrote to memory of 3308	3472	omsecor.exe	88
PID 3472 wrote to memory of 3308	3472	omsecor.exe	88
PID 3308 wrote to memory of 4444	3308	omsecor.exe	107
PID 3308 wrote to memory of 4444	3308	omsecor.exe	107
PID 3308 wrote to memory of 4444	3308	omsecor.exe	107
PID 4444 wrote to memory of 2988	4444	omsecor.exe	108
PID 4444 wrote to memory of 2988	4444	omsecor.exe	108
PID 4444 wrote to memory of 2988	4444	omsecor.exe	108
PID 4444 wrote to memory of 2988	4444	omsecor.exe	108
PID 4444 wrote to memory of 2988	4444	omsecor.exe	108
PID 2988 wrote to memory of 2836	2988	omsecor.exe	110
PID 2988 wrote to memory of 2836	2988	omsecor.exe	110
PID 2988 wrote to memory of 2836	2988	omsecor.exe	110
PID 2836 wrote to memory of 2364	2836	omsecor.exe	112
PID 2836 wrote to memory of 2364	2836	omsecor.exe	112
PID 2836 wrote to memory of 2364	2836	omsecor.exe	112
PID 2836 wrote to memory of 2364	2836	omsecor.exe	112
PID 2836 wrote to memory of 2364	2836	omsecor.exe	112

C:\Users\Admin\AppData\Local\Temp\ab668982bfab822a30cfc77c78ec0b77069f89278e2c89cafc2a8ba1657165da.exe
"C:\Users\Admin\AppData\Local\Temp\ab668982bfab822a30cfc77c78ec0b77069f89278e2c89cafc2a8ba1657165da.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4868
- C:\Users\Admin\AppData\Local\Temp\ab668982bfab822a30cfc77c78ec0b77069f89278e2c89cafc2a8ba1657165da.exe
  C:\Users\Admin\AppData\Local\Temp\ab668982bfab822a30cfc77c78ec0b77069f89278e2c89cafc2a8ba1657165da.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4880
- - C:\Users\Admin\AppData\Roaming\omsecor.exe
    C:\Users\Admin\AppData\Roaming\omsecor.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3472
  - - C:\Users\Admin\AppData\Roaming\omsecor.exe
      C:\Users\Admin\AppData\Roaming\omsecor.exe
      4⤵
      Executes dropped EXE
      Drops file in System32 directory
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:3308
    - - 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:4444
      - C:\Windows\SysWOW64\omsecor.exe
        
        C:\Windows\SysWOW64\omsecor.exe
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2988
        
        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:2836
        
        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:2364
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2836 -s 268
        8⤵
        Program crash
        
        PID:1344
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4444 -s 304
        6⤵
        Program crash
        
        PID:892
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3472 -s 260
      4⤵
      Program crash
      PID:5044
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4868 -s 288
  2⤵
  - Program crash
  PID:4488

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4868 -ip 4868
1⤵
PID:2772

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3472 -ip 3472
1⤵
PID:2840

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4444 -ip 4444
1⤵
PID:3568

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 2836 -ip 2836
1⤵
PID:2772

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

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Downloads

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

Filesize
96KB

MD5
4d86d58e541f04c51e27b9033b9c48c4

SHA1
01100b9435dcc4004c671b3c99910d5bf5c28e08

SHA256
376bf70c608c4ca206030699cb719722ade0e9d32891adc20ac8b895683d5de1

SHA512
7e703910aae15e58bdf9a6626f1540b79bdae969d2e12f706f69ccf7996c3f3151b438b57bad8b17f75aedbff7fea69ff35b5c9b4413a7daaa60fc1cffac6870

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

Filesize
96KB

MD5
8f764a08255e4f2c37fc23c1a8512ea0

SHA1
6eb198f9fdd0c70bacb3e2a69514446fa9dd87fc

SHA256
3b8fb1279c02aaae3f193897064b193a77413796c7b1e53abf38298ae7afc398

SHA512
030bf9d58974693cb35d3484cba0060afe9dcb5aa16e3ffafd2f39761293d1ca8964d6dd9062a8a663041757de06cd878d9a935b3ed582f10088f4284d5ee8e2

Download Submit
C:\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
c61b68fce4a75a17bc1c548daaa55b34

SHA1
d335afd717da21918e320a9dd1bbb55afd5c68f8

SHA256
4b85304bf175a892f31c19cdfe399d85bd6f6d0fcdb383e39a5d8e9780e69876

SHA512
322b86d188fbf17c51c412feb01fee694704fa1a7d1c8f060cabf9b3d8981cf82c1834f335f1451dad4de6c2fbaef172a7a57728f58fc264ac9ac01547577dab

Download Submit
memory/2364-53-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2364-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2364-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2836-43-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2988-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2988-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2988-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3308-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3308-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3308-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3308-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3308-29-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3308-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3308-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3472-10-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4444-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4444-51-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4868-18-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4868-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4880-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4880-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4880-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4880-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download