neconyd | c1a3ccfcfcc93958f158a9f4a94af094445cd91735c6788e0ce208dd8825320b

Analysis

max time kernel
114s
max time network
112s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2024 04:20

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c1a3ccfcfcc93958f158a9f4a94af094445cd91735c6788e0ce208dd8825320bN.exe
Size

96KB
MD5

e0fad41a8a5e4cf2c8b82e0719721a90
SHA1

95d718867024a2e636d1eab38a4dea6ebe3b5388
SHA256

c1a3ccfcfcc93958f158a9f4a94af094445cd91735c6788e0ce208dd8825320b
SHA512

b986901c89a82c70e3d72ad7a59ad2e92e02920a57b1115c4f5705247d69d10596a52d828dad3b22444da6938e63e946d0c75a1f937337c5c1ff9c990d778414
SSDEEP

1536:6nAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxz:6Gs8cd8eXlYairZYqMddH13z

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
4072	omsecor.exe
1864	omsecor.exe
3636	omsecor.exe
2372	omsecor.exe
3308	omsecor.exe
5080	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 4316 set thread context of 2380	4316	c1a3ccfcfcc93958f158a9f4a94af094445cd91735c6788e0ce208dd8825320bN.exe	83
PID 4072 set thread context of 1864	4072	omsecor.exe	88
PID 3636 set thread context of 2372	3636	omsecor.exe	109
PID 3308 set thread context of 5080	3308	omsecor.exe	113

Program crash 4 IoCs

pid	pid_target	Process	procid_target
3528	4316	WerFault.exe	82
644	4072	WerFault.exe	85
912	3636	WerFault.exe	108
1816	3308	WerFault.exe	111

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	c1a3ccfcfcc93958f158a9f4a94af094445cd91735c6788e0ce208dd8825320bN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c1a3ccfcfcc93958f158a9f4a94af094445cd91735c6788e0ce208dd8825320bN.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 4316 wrote to memory of 2380	4316	c1a3ccfcfcc93958f158a9f4a94af094445cd91735c6788e0ce208dd8825320bN.exe	83
PID 4316 wrote to memory of 2380	4316	c1a3ccfcfcc93958f158a9f4a94af094445cd91735c6788e0ce208dd8825320bN.exe	83
PID 4316 wrote to memory of 2380	4316	c1a3ccfcfcc93958f158a9f4a94af094445cd91735c6788e0ce208dd8825320bN.exe	83
PID 4316 wrote to memory of 2380	4316	c1a3ccfcfcc93958f158a9f4a94af094445cd91735c6788e0ce208dd8825320bN.exe	83
PID 4316 wrote to memory of 2380	4316	c1a3ccfcfcc93958f158a9f4a94af094445cd91735c6788e0ce208dd8825320bN.exe	83
PID 2380 wrote to memory of 4072	2380	c1a3ccfcfcc93958f158a9f4a94af094445cd91735c6788e0ce208dd8825320bN.exe	85
PID 2380 wrote to memory of 4072	2380	c1a3ccfcfcc93958f158a9f4a94af094445cd91735c6788e0ce208dd8825320bN.exe	85
PID 2380 wrote to memory of 4072	2380	c1a3ccfcfcc93958f158a9f4a94af094445cd91735c6788e0ce208dd8825320bN.exe	85
PID 4072 wrote to memory of 1864	4072	omsecor.exe	88
PID 4072 wrote to memory of 1864	4072	omsecor.exe	88
PID 4072 wrote to memory of 1864	4072	omsecor.exe	88
PID 4072 wrote to memory of 1864	4072	omsecor.exe	88
PID 4072 wrote to memory of 1864	4072	omsecor.exe	88
PID 1864 wrote to memory of 3636	1864	omsecor.exe	108
PID 1864 wrote to memory of 3636	1864	omsecor.exe	108
PID 1864 wrote to memory of 3636	1864	omsecor.exe	108
PID 3636 wrote to memory of 2372	3636	omsecor.exe	109
PID 3636 wrote to memory of 2372	3636	omsecor.exe	109
PID 3636 wrote to memory of 2372	3636	omsecor.exe	109
PID 3636 wrote to memory of 2372	3636	omsecor.exe	109
PID 3636 wrote to memory of 2372	3636	omsecor.exe	109
PID 2372 wrote to memory of 3308	2372	omsecor.exe	111
PID 2372 wrote to memory of 3308	2372	omsecor.exe	111
PID 2372 wrote to memory of 3308	2372	omsecor.exe	111
PID 3308 wrote to memory of 5080	3308	omsecor.exe	113
PID 3308 wrote to memory of 5080	3308	omsecor.exe	113
PID 3308 wrote to memory of 5080	3308	omsecor.exe	113
PID 3308 wrote to memory of 5080	3308	omsecor.exe	113
PID 3308 wrote to memory of 5080	3308	omsecor.exe	113

C:\Users\Admin\AppData\Local\Temp\c1a3ccfcfcc93958f158a9f4a94af094445cd91735c6788e0ce208dd8825320bN.exe
"C:\Users\Admin\AppData\Local\Temp\c1a3ccfcfcc93958f158a9f4a94af094445cd91735c6788e0ce208dd8825320bN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4316
- C:\Users\Admin\AppData\Local\Temp\c1a3ccfcfcc93958f158a9f4a94af094445cd91735c6788e0ce208dd8825320bN.exe
  C:\Users\Admin\AppData\Local\Temp\c1a3ccfcfcc93958f158a9f4a94af094445cd91735c6788e0ce208dd8825320bN.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2380
- - 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:4072
  - - 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:1864
    - - 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:3636
      - 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:2372
        
        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:3308
        
        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:5080
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3308 -s 268
        8⤵
        Program crash
        
        PID:1816
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3636 -s 292
        6⤵
        Program crash
        
        PID:912
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4072 -s 292
      4⤵
      Program crash
      PID:644
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4316 -s 288
  2⤵
  - Program crash
  PID:3528

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4316 -ip 4316
1⤵
PID:2644

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4072 -ip 4072
1⤵
PID:3324

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 3636 -ip 3636
1⤵
PID:3508

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3308 -ip 3308
1⤵
PID:3552

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

Loading Replay Monitor...

Downloads

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

Filesize
96KB

MD5
026690d5f60c1cc21b4bb6345c3d2d18

SHA1
7a8a86ba3f1637656a3474e032877889f7095979

SHA256
cd1a171b8158ae9b7344719d6b4d6a7f4712e19eccc24b0a27ccbfd6aa66b55d

SHA512
06b9824f595ba5fd657f3e478a82f06eb047f8b2ba275767403e6afc161e74e87098d386f917e943097a44673ad7653b96819bb68f73476b1a2eeed4458f0d6c

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

Filesize
96KB

MD5
c454b1a2c14d49b5e2e37169e2f488fb

SHA1
f69c22cdfdcee04625161f26f4d3c367dc58ebff

SHA256
7258a860ff45345097584a9d0bca3c304dfcc48da620bde1041d7a9b7fada09e

SHA512
258f3a59b2b6a18ceb720eaa0462131732330a1f88c7667559b14265d7e3818151d071dfe86f8a514c0ef8d3399a94c7ed4fd06b8ea9fb69e19ee142cb176c72

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

Filesize
96KB

MD5
ff39135e9c757e8135f30545aee6374c

SHA1
de48afa590d0c57123e72962f402e151d1566435

SHA256
87d4689b5bc629b01d59c89dac1a0810497eb17191f06df0597a6b701c9c5193

SHA512
0babab5bf6ed867deb400032c9c3f44961b84ffe6e701846244d7f14e2e3a2ffbd0cb45d0c04e85fee15d1986ca47055290e84646ab504b6d30d8696fe351b31

Download Submit
memory/1864-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1864-32-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1864-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1864-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1864-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1864-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1864-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2372-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2372-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2372-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2380-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2380-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2380-6-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2380-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3308-46-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3636-33-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3636-53-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4072-11-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4316-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4316-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/5080-51-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5080-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/5080-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download