neconyd | fecaaa14640d1168431884116993ffe918a5a8bfcf40be518b2e8db53975e39e

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-12-2024 04:51

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General

Target

fecaaa14640d1168431884116993ffe918a5a8bfcf40be518b2e8db53975e39e.exe
Size

96KB
MD5

6ced5dec9139ac608aa89bdc528bc2ae
SHA1

ee1ab36b4ac0a9b1726ba0a6b2a555a04cfc7ed6
SHA256

fecaaa14640d1168431884116993ffe918a5a8bfcf40be518b2e8db53975e39e
SHA512

3f2eb264fc7b36f5782e6effe2c9b5df3534bd425103cb9135828c7cc5826d6b692bc2fc9193fd83a17f88c0a212ba6219e61cb17326b71c1c515d0cdc7f5244
SSDEEP

1536:WnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxr:WGs8cd8eXlYairZYqMddH13r

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
2312	omsecor.exe
4756	omsecor.exe
2024	omsecor.exe
3620	omsecor.exe
2484	omsecor.exe
3292	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 4748 set thread context of 3968	4748	fecaaa14640d1168431884116993ffe918a5a8bfcf40be518b2e8db53975e39e.exe	83
PID 2312 set thread context of 4756	2312	omsecor.exe	88
PID 2024 set thread context of 3620	2024	omsecor.exe	108
PID 2484 set thread context of 3292	2484	omsecor.exe	111

Program crash 4 IoCs

pid	pid_target	Process	procid_target
5096	4748	WerFault.exe	82
5092	2312	WerFault.exe	86
2168	2024	WerFault.exe	107
964	2484	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	fecaaa14640d1168431884116993ffe918a5a8bfcf40be518b2e8db53975e39e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fecaaa14640d1168431884116993ffe918a5a8bfcf40be518b2e8db53975e39e.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	omsecor.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 4748 wrote to memory of 3968	4748	fecaaa14640d1168431884116993ffe918a5a8bfcf40be518b2e8db53975e39e.exe	83
PID 4748 wrote to memory of 3968	4748	fecaaa14640d1168431884116993ffe918a5a8bfcf40be518b2e8db53975e39e.exe	83
PID 4748 wrote to memory of 3968	4748	fecaaa14640d1168431884116993ffe918a5a8bfcf40be518b2e8db53975e39e.exe	83
PID 4748 wrote to memory of 3968	4748	fecaaa14640d1168431884116993ffe918a5a8bfcf40be518b2e8db53975e39e.exe	83
PID 4748 wrote to memory of 3968	4748	fecaaa14640d1168431884116993ffe918a5a8bfcf40be518b2e8db53975e39e.exe	83
PID 3968 wrote to memory of 2312	3968	fecaaa14640d1168431884116993ffe918a5a8bfcf40be518b2e8db53975e39e.exe	86
PID 3968 wrote to memory of 2312	3968	fecaaa14640d1168431884116993ffe918a5a8bfcf40be518b2e8db53975e39e.exe	86
PID 3968 wrote to memory of 2312	3968	fecaaa14640d1168431884116993ffe918a5a8bfcf40be518b2e8db53975e39e.exe	86
PID 2312 wrote to memory of 4756	2312	omsecor.exe	88
PID 2312 wrote to memory of 4756	2312	omsecor.exe	88
PID 2312 wrote to memory of 4756	2312	omsecor.exe	88
PID 2312 wrote to memory of 4756	2312	omsecor.exe	88
PID 2312 wrote to memory of 4756	2312	omsecor.exe	88
PID 4756 wrote to memory of 2024	4756	omsecor.exe	107
PID 4756 wrote to memory of 2024	4756	omsecor.exe	107
PID 4756 wrote to memory of 2024	4756	omsecor.exe	107
PID 2024 wrote to memory of 3620	2024	omsecor.exe	108
PID 2024 wrote to memory of 3620	2024	omsecor.exe	108
PID 2024 wrote to memory of 3620	2024	omsecor.exe	108
PID 2024 wrote to memory of 3620	2024	omsecor.exe	108
PID 2024 wrote to memory of 3620	2024	omsecor.exe	108
PID 3620 wrote to memory of 2484	3620	omsecor.exe	110
PID 3620 wrote to memory of 2484	3620	omsecor.exe	110
PID 3620 wrote to memory of 2484	3620	omsecor.exe	110
PID 2484 wrote to memory of 3292	2484	omsecor.exe	111
PID 2484 wrote to memory of 3292	2484	omsecor.exe	111
PID 2484 wrote to memory of 3292	2484	omsecor.exe	111
PID 2484 wrote to memory of 3292	2484	omsecor.exe	111
PID 2484 wrote to memory of 3292	2484	omsecor.exe	111

C:\Users\Admin\AppData\Local\Temp\fecaaa14640d1168431884116993ffe918a5a8bfcf40be518b2e8db53975e39e.exe
"C:\Users\Admin\AppData\Local\Temp\fecaaa14640d1168431884116993ffe918a5a8bfcf40be518b2e8db53975e39e.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4748
- C:\Users\Admin\AppData\Local\Temp\fecaaa14640d1168431884116993ffe918a5a8bfcf40be518b2e8db53975e39e.exe
  C:\Users\Admin\AppData\Local\Temp\fecaaa14640d1168431884116993ffe918a5a8bfcf40be518b2e8db53975e39e.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3968
- - 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:2312
  - - 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:4756
    - - 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:2024
      - 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:3620
        
        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:2484
        
        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:3292
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2484 -s 256
        8⤵
        Program crash
        
        PID:964
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2024 -s 292
        6⤵
        Program crash
        
        PID:2168
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2312 -s 292
      4⤵
      Program crash
      PID:5092
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4748 -s 272
  2⤵
  - Program crash
  PID:5096

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4748 -ip 4748
1⤵
PID:3556

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2312 -ip 2312
1⤵
PID:2436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 2024 -ip 2024
1⤵
PID:5076

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 2484 -ip 2484
1⤵
PID:2508

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
003f048049ab39e46c40c004615f9db8

SHA1
8d808ac2b3054917bc163315dc3129b98566110d

SHA256
827518f916054662bbb8e34d3531d5bdcc597853548cd1f6811362d4772d1911

SHA512
f8b95d5920c6a893a38b2c60b7db3ef156f338a5f49b04d3a67021d2e607367e448799133e5049cab18e20436fdcc8a8433d4800c38d2ac4e37b83894ef94d36

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

Filesize
96KB

MD5
e16b61cd5ae180d84c590fffbebed3e0

SHA1
c7454950d51ca3a9e640cf6f29623b442a280dd5

SHA256
5915d70518585f9cce4cabe36c7430ff9058bde33d63d297788c3c02f681fa9b

SHA512
c4a70f3efd0c24a8698f0f6f0826e295fecb1a67067a1e51742581e8e45c50918a427f1595fb95232c5f4e7d335f8ee78e524395ee41ac4349bb6538ad94a368

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

Filesize
96KB

MD5
f4f86ab6a939086e0926b8f43fd13fd7

SHA1
aaf922ad63c343df389c60cf7425cee9d49cf691

SHA256
d45fac1491220b8f8b23a81e73eb843151d097a064cefd2f1d9ec2cf8b5edf1b

SHA512
9d0a25440be97af8614fa699a0064af9ac55aa38ae81dd8ff98f758ea21debb05538d27adbe2f5830d366a58938289085ac48cfdf1d4b785df0ea8577a255a37

Download Submit
memory/2024-34-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2312-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2312-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2484-44-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3292-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3292-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3292-53-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3292-56-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3620-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3620-40-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3620-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3968-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3968-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3968-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3968-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4748-18-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4748-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4756-33-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4756-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4756-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4756-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4756-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4756-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4756-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download