neconyd | 052ef64189e37ac9f33da3c6e411a866343eb8a944c5db25e29d97e75f32ce06

Analysis

max time kernel
118s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12-01-2025 00:19

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General

Target

052ef64189e37ac9f33da3c6e411a866343eb8a944c5db25e29d97e75f32ce06.exe
Size

96KB
MD5

58d33f08933a68fe8dfd857b5bd6434f
SHA1

601fa23dc75c0299947078f922a0cbe01873c7b8
SHA256

052ef64189e37ac9f33da3c6e411a866343eb8a944c5db25e29d97e75f32ce06
SHA512

dc84bcbf573b6688593f0de80d606c461aef94d276a1fb50f7c6ce10f6af0a851568798de2e41112988d8d22c255c62b0dfe770a75884d2ca7a61f945ec1fc9e
SSDEEP

1536:EnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxx5:EGs8cd8eXlYairZYqMddH135

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
4860	omsecor.exe
3276	omsecor.exe
3104	omsecor.exe
4280	omsecor.exe
3944	omsecor.exe
1608	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 3116 set thread context of 5048	3116	052ef64189e37ac9f33da3c6e411a866343eb8a944c5db25e29d97e75f32ce06.exe	83
PID 4860 set thread context of 3276	4860	omsecor.exe	87
PID 3104 set thread context of 4280	3104	omsecor.exe	108
PID 3944 set thread context of 1608	3944	omsecor.exe	112

Program crash 4 IoCs

pid	pid_target	Process	procid_target
4260	3116	WerFault.exe	82
1628	4860	WerFault.exe	85
1688	3104	WerFault.exe	107
4020	3944	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	052ef64189e37ac9f33da3c6e411a866343eb8a944c5db25e29d97e75f32ce06.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	052ef64189e37ac9f33da3c6e411a866343eb8a944c5db25e29d97e75f32ce06.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 3116 wrote to memory of 5048	3116	052ef64189e37ac9f33da3c6e411a866343eb8a944c5db25e29d97e75f32ce06.exe	83
PID 3116 wrote to memory of 5048	3116	052ef64189e37ac9f33da3c6e411a866343eb8a944c5db25e29d97e75f32ce06.exe	83
PID 3116 wrote to memory of 5048	3116	052ef64189e37ac9f33da3c6e411a866343eb8a944c5db25e29d97e75f32ce06.exe	83
PID 3116 wrote to memory of 5048	3116	052ef64189e37ac9f33da3c6e411a866343eb8a944c5db25e29d97e75f32ce06.exe	83
PID 3116 wrote to memory of 5048	3116	052ef64189e37ac9f33da3c6e411a866343eb8a944c5db25e29d97e75f32ce06.exe	83
PID 5048 wrote to memory of 4860	5048	052ef64189e37ac9f33da3c6e411a866343eb8a944c5db25e29d97e75f32ce06.exe	85
PID 5048 wrote to memory of 4860	5048	052ef64189e37ac9f33da3c6e411a866343eb8a944c5db25e29d97e75f32ce06.exe	85
PID 5048 wrote to memory of 4860	5048	052ef64189e37ac9f33da3c6e411a866343eb8a944c5db25e29d97e75f32ce06.exe	85
PID 4860 wrote to memory of 3276	4860	omsecor.exe	87
PID 4860 wrote to memory of 3276	4860	omsecor.exe	87
PID 4860 wrote to memory of 3276	4860	omsecor.exe	87
PID 4860 wrote to memory of 3276	4860	omsecor.exe	87
PID 4860 wrote to memory of 3276	4860	omsecor.exe	87
PID 3276 wrote to memory of 3104	3276	omsecor.exe	107
PID 3276 wrote to memory of 3104	3276	omsecor.exe	107
PID 3276 wrote to memory of 3104	3276	omsecor.exe	107
PID 3104 wrote to memory of 4280	3104	omsecor.exe	108
PID 3104 wrote to memory of 4280	3104	omsecor.exe	108
PID 3104 wrote to memory of 4280	3104	omsecor.exe	108
PID 3104 wrote to memory of 4280	3104	omsecor.exe	108
PID 3104 wrote to memory of 4280	3104	omsecor.exe	108
PID 4280 wrote to memory of 3944	4280	omsecor.exe	110
PID 4280 wrote to memory of 3944	4280	omsecor.exe	110
PID 4280 wrote to memory of 3944	4280	omsecor.exe	110
PID 3944 wrote to memory of 1608	3944	omsecor.exe	112
PID 3944 wrote to memory of 1608	3944	omsecor.exe	112
PID 3944 wrote to memory of 1608	3944	omsecor.exe	112
PID 3944 wrote to memory of 1608	3944	omsecor.exe	112
PID 3944 wrote to memory of 1608	3944	omsecor.exe	112

C:\Users\Admin\AppData\Local\Temp\052ef64189e37ac9f33da3c6e411a866343eb8a944c5db25e29d97e75f32ce06.exe
"C:\Users\Admin\AppData\Local\Temp\052ef64189e37ac9f33da3c6e411a866343eb8a944c5db25e29d97e75f32ce06.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3116
- C:\Users\Admin\AppData\Local\Temp\052ef64189e37ac9f33da3c6e411a866343eb8a944c5db25e29d97e75f32ce06.exe
  C:\Users\Admin\AppData\Local\Temp\052ef64189e37ac9f33da3c6e411a866343eb8a944c5db25e29d97e75f32ce06.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5048
- - 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:4860
  - - 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:3276
    - - 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:3104
      - 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:4280
        
        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:3944
        
        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:1608
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3944 -s 256
        8⤵
        Program crash
        
        PID:4020
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3104 -s 292
        6⤵
        Program crash
        
        PID:1688
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 300
      4⤵
      Program crash
      PID:1628
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3116 -s 288
  2⤵
  - Program crash
  PID:4260

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 3116 -ip 3116
1⤵
PID:4600

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4860 -ip 4860
1⤵
PID:2484

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3104 -ip 3104
1⤵
PID:4524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 3944 -ip 3944
1⤵
PID:1184

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
097db0fbb4d675790d55ff42c73195d7

SHA1
1ccae71dcb1d9650b6a0bab2d4a28c716f570f43

SHA256
6007d493708249289e544a5f6d73b9758f94f3531bc73a873425e4dd3dcc8016

SHA512
bc23556f9ecebb56bcad749063e0c3d10522aec004660725c904c14b235ebe8c871a2cf7cf99e1859913e88a7d69b84ec372ba24727baed1ce2d29ac59039664

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

Filesize
96KB

MD5
04e44493ed919f309eb9765da15b8163

SHA1
b3bb70e8bf85255f585a01dba7bc7a317d76307a

SHA256
9cad8fca8f3d6992128a01cb84e2a594edf8efc839268cd96b33cd6e1ad2619b

SHA512
fb5bc21d84df5926acd40f095bd96959135f182823c579fae06ab0d5ad5b42f8a0eb2f1868c7afb68f8bf014f6b97498ed8c504bbec446644e10c78876169408

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

Filesize
96KB

MD5
bd5d15cd4e63d5596ddcf77841f00129

SHA1
070b16230fa59d32a0c80fafcec28e73ff8048f7

SHA256
bcce5b631fb3a2d7e3ec1e9abe3f98c8b099d2887db16f513695747cc627600b

SHA512
641ae9d43c3edcc7a8952240efcb7a95f99eb155f3290be5cfe5b2156afb4d9e265fd0539956706737ffc14ecedcf7a8c965045da27ca856b52510cb44688130

Download Submit
memory/1608-53-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1608-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1608-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3104-51-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3104-33-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3116-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3116-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3276-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3276-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3276-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3276-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3276-32-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3276-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3276-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3944-52-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3944-44-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4280-42-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4280-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4280-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4860-11-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4860-18-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/5048-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5048-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5048-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5048-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download