neconyd | 2626b9f67620618d0bdbc8aeee36cfd63237625f56f7d5e7ae42af69ddef0c74

Analysis

max time kernel
115s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19/11/2024, 17:42

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General

Target
2626b9f67620618d0bdbc8aeee36cfd63237625f56f7d5e7ae42af69ddef0c74N.exe
Size 96KB
Sample241119-wahsbatnfl
SHA256 2626b9f67620618d0bdbc8aeee36cfd63237625f56f7d5e7ae42af69ddef0c74
MD5 aadaeb52e55be32cc0d7a72b08e5f9a0
SHA1 664ddf69e254972d8c08b050eff65342c470b346
SHA512 25f5d99ca6e77f6d6712f90b6922238673cf4a62f0917057691a0021cec356becf2a302542f50a768ea4e61a652d0c94ebf3dff6c77580d69d8c4bae49a59fbb
SSDEEP 1536:0nAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxq:0Gs8cd8eXlYairZYqMddH13q
MD5 SHA1 SHA512 SSDEEP

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
2176	omsecor.exe
4388	omsecor.exe
1184	omsecor.exe
312	omsecor.exe
2064	omsecor.exe
1200	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 2944 set thread context of 3064	2944	2626b9f67620618d0bdbc8aeee36cfd63237625f56f7d5e7ae42af69ddef0c74N.exe	83
PID 2176 set thread context of 4388	2176	omsecor.exe	88
PID 1184 set thread context of 312	1184	omsecor.exe	104
PID 2064 set thread context of 1200	2064	omsecor.exe	108

Program crash 4 IoCs

pid	pid_target	Process	procid_target
4708	2944	WerFault.exe	82
3384	2176	WerFault.exe	86
808	1184	WerFault.exe	103
3004	2064	WerFault.exe	106

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	2626b9f67620618d0bdbc8aeee36cfd63237625f56f7d5e7ae42af69ddef0c74N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2626b9f67620618d0bdbc8aeee36cfd63237625f56f7d5e7ae42af69ddef0c74N.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 2944 wrote to memory of 3064	2944	2626b9f67620618d0bdbc8aeee36cfd63237625f56f7d5e7ae42af69ddef0c74N.exe	83
PID 2944 wrote to memory of 3064	2944	2626b9f67620618d0bdbc8aeee36cfd63237625f56f7d5e7ae42af69ddef0c74N.exe	83
PID 2944 wrote to memory of 3064	2944	2626b9f67620618d0bdbc8aeee36cfd63237625f56f7d5e7ae42af69ddef0c74N.exe	83
PID 2944 wrote to memory of 3064	2944	2626b9f67620618d0bdbc8aeee36cfd63237625f56f7d5e7ae42af69ddef0c74N.exe	83
PID 2944 wrote to memory of 3064	2944	2626b9f67620618d0bdbc8aeee36cfd63237625f56f7d5e7ae42af69ddef0c74N.exe	83
PID 3064 wrote to memory of 2176	3064	2626b9f67620618d0bdbc8aeee36cfd63237625f56f7d5e7ae42af69ddef0c74N.exe	86
PID 3064 wrote to memory of 2176	3064	2626b9f67620618d0bdbc8aeee36cfd63237625f56f7d5e7ae42af69ddef0c74N.exe	86
PID 3064 wrote to memory of 2176	3064	2626b9f67620618d0bdbc8aeee36cfd63237625f56f7d5e7ae42af69ddef0c74N.exe	86
PID 2176 wrote to memory of 4388	2176	omsecor.exe	88
PID 2176 wrote to memory of 4388	2176	omsecor.exe	88
PID 2176 wrote to memory of 4388	2176	omsecor.exe	88
PID 2176 wrote to memory of 4388	2176	omsecor.exe	88
PID 2176 wrote to memory of 4388	2176	omsecor.exe	88
PID 4388 wrote to memory of 1184	4388	omsecor.exe	103
PID 4388 wrote to memory of 1184	4388	omsecor.exe	103
PID 4388 wrote to memory of 1184	4388	omsecor.exe	103
PID 1184 wrote to memory of 312	1184	omsecor.exe	104
PID 1184 wrote to memory of 312	1184	omsecor.exe	104
PID 1184 wrote to memory of 312	1184	omsecor.exe	104
PID 1184 wrote to memory of 312	1184	omsecor.exe	104
PID 1184 wrote to memory of 312	1184	omsecor.exe	104
PID 312 wrote to memory of 2064	312	omsecor.exe	106
PID 312 wrote to memory of 2064	312	omsecor.exe	106
PID 312 wrote to memory of 2064	312	omsecor.exe	106
PID 2064 wrote to memory of 1200	2064	omsecor.exe	108
PID 2064 wrote to memory of 1200	2064	omsecor.exe	108
PID 2064 wrote to memory of 1200	2064	omsecor.exe	108
PID 2064 wrote to memory of 1200	2064	omsecor.exe	108
PID 2064 wrote to memory of 1200	2064	omsecor.exe	108

C:\Users\Admin\AppData\Local\Temp\2626b9f67620618d0bdbc8aeee36cfd63237625f56f7d5e7ae42af69ddef0c74N.exe
"C:\Users\Admin\AppData\Local\Temp\2626b9f67620618d0bdbc8aeee36cfd63237625f56f7d5e7ae42af69ddef0c74N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2944
- C:\Users\Admin\AppData\Local\Temp\2626b9f67620618d0bdbc8aeee36cfd63237625f56f7d5e7ae42af69ddef0c74N.exe
  C:\Users\Admin\AppData\Local\Temp\2626b9f67620618d0bdbc8aeee36cfd63237625f56f7d5e7ae42af69ddef0c74N.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3064
- - 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:2176
  - - 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:4388
    - - 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:1184
      - 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:312
        
        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:2064
        
        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:1200
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 268
        8⤵
        Program crash
        
        PID:3004
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1184 -s 292
        6⤵
        Program crash
        
        PID:808
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2176 -s 288
      4⤵
      Program crash
      PID:3384
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2944 -s 288
  2⤵
  - Program crash
  PID:4708

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2944 -ip 2944
1⤵
PID:4768

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2176 -ip 2176
1⤵
PID:3452

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1184 -ip 1184
1⤵
PID:4948

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 2064 -ip 2064
1⤵
PID:2816

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

omsecor.exe

Path C:\Users\Admin\AppData\Roaming\omsecor.exe
Size 96KB
SHA256 499dbd50dcf07dc7650e5f801d25edad4d212bc203cc2d23d827da0faaa6cb7b
MD5 ac38e61ef18d7989916047962537df79
SHA1 8ecd3782170a01525ce7a6f2e326aed8c437176f
SHA512 e74a0c3a4085d859734bd5a6be3da036fd29d16850d092478ddb3537b11f46342aeaed2dffdc618dc769f497340187fddeadf24ed9db585ed9a2ba7a8a8b6ef8
SSDEEP 1536:BnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxq:BGs8cd8eXlYairZYqMddH13q
MD5 SHA1 SHA512 SSDEEP

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omsecor.exe

Path C:\Users\Admin\AppData\Roaming\omsecor.exe
Size 96KB
SHA256 4cd9026718afc5b60a89163e71cfeb2cf678a8abdd8d9e5dc9ee38343ae8828f
MD5 26c2738c2dbedd1c812ca720c6997ff9
SHA1 2241751435a939d4252892847335a144defd71b2
SHA512 d801338707719c4dc03be226b160deaf1f766477fdcb3f72f3bb4ae4a113dc8570e84ba54dd89931810ff1d538ed49a4e48eb3d91c4a008895c62ad12b74db5f
SSDEEP 1536:UnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxq:UGs8cd8eXlYairZYqMddH13q
MD5 SHA1 SHA512 SSDEEP

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omsecor.exe

Path C:\Windows\SysWOW64\omsecor.exe
Size 96KB
SHA256 db1469c0f1c088f0da006eff697e44a998e7144cfc5819a1fc67547cc05229c5
MD5 6031eaf00ce79af9cf774ffaaa7fe062
SHA1 0eb2d6da5fe9816f8ee30d07007f4444ac87ca34
SHA512 853a58d0b5eee8e18bdb5e912be2197a36b98aea4c66fcf00a05985c73c8a4586e3fd89893b0e2102e2ee7fe1ad28a8168baffb9212fa9b5703ad9605c6595d9
SSDEEP 1536:lnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxq:lGs8cd8eXlYairZYqMddH13q
MD5 SHA1 SHA512 SSDEEP

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memory/312-37-0x0000000000400000-0x0000000000429000-memory.dmp

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memory/312-42-0x0000000000400000-0x0000000000429000-memory.dmp

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memory/312-38-0x0000000000400000-0x0000000000429000-memory.dmp

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memory/1184-52-0x0000000000400000-0x0000000000423000-memory.dmp

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memory/1184-32-0x0000000000400000-0x0000000000423000-memory.dmp

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memory/1200-54-0x0000000000400000-0x0000000000429000-memory.dmp

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memory/1200-49-0x0000000000400000-0x0000000000429000-memory.dmp

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memory/1200-50-0x0000000000400000-0x0000000000429000-memory.dmp

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memory/2064-53-0x0000000000400000-0x0000000000423000-memory.dmp

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memory/2064-45-0x0000000000400000-0x0000000000423000-memory.dmp

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memory/2176-19-0x0000000000400000-0x0000000000423000-memory.dmp

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memory/2176-9-0x0000000000400000-0x0000000000423000-memory.dmp

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memory/2944-17-0x0000000000400000-0x0000000000423000-memory.dmp

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memory/2944-0-0x0000000000400000-0x0000000000423000-memory.dmp

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memory/3064-5-0x0000000000400000-0x0000000000429000-memory.dmp

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memory/3064-2-0x0000000000400000-0x0000000000429000-memory.dmp

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memory/3064-3-0x0000000000400000-0x0000000000429000-memory.dmp

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memory/3064-1-0x0000000000400000-0x0000000000429000-memory.dmp

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memory/4388-15-0x0000000000400000-0x0000000000429000-memory.dmp

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memory/4388-30-0x0000000000400000-0x0000000000429000-memory.dmp

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memory/4388-27-0x0000000000400000-0x0000000000429000-memory.dmp

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memory/4388-26-0x0000000000400000-0x0000000000429000-memory.dmp

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memory/4388-21-0x0000000000400000-0x0000000000429000-memory.dmp

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memory/4388-20-0x0000000000400000-0x0000000000429000-memory.dmp

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memory/4388-14-0x0000000000400000-0x0000000000429000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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