neconyd | 6c5293e8be1df26d6f15895e22a9b6b79d33ab9984fb7598fedc9337ab24147b

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
21-01-2025 07:02

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General

Target

6c5293e8be1df26d6f15895e22a9b6b79d33ab9984fb7598fedc9337ab24147bN.exe
Size

96KB
MD5

6d3dc9d6bd7adee40728b253e2eb0780
SHA1

a86a05578acb4d0627f7d85af8a39433da702194
SHA256

6c5293e8be1df26d6f15895e22a9b6b79d33ab9984fb7598fedc9337ab24147b
SHA512

bf635ffe96a0b02ed884ad962d023f204bbe1d7a33fddc951cf1fcd34b7abc304ca5345287dd823c5413944433b3a14a358307fd0829dc29f3fe768e2fc48357
SSDEEP

1536:4nAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxr:4Gs8cd8eXlYairZYqMddH13r

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
4480	omsecor.exe
4248	omsecor.exe
2404	omsecor.exe
3628	omsecor.exe
2436	omsecor.exe
4496	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 4836 set thread context of 3236	4836	6c5293e8be1df26d6f15895e22a9b6b79d33ab9984fb7598fedc9337ab24147bN.exe	83
PID 4480 set thread context of 4248	4480	omsecor.exe	87
PID 2404 set thread context of 3628	2404	omsecor.exe	109
PID 2436 set thread context of 4496	2436	omsecor.exe	113

Program crash 4 IoCs

pid	pid_target	Process	procid_target
4680	4836	WerFault.exe	82
2076	4480	WerFault.exe
1856	2404	WerFault.exe	108
2440	2436	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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6c5293e8be1df26d6f15895e22a9b6b79d33ab9984fb7598fedc9337ab24147bN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6c5293e8be1df26d6f15895e22a9b6b79d33ab9984fb7598fedc9337ab24147bN.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 4836 wrote to memory of 3236	4836	6c5293e8be1df26d6f15895e22a9b6b79d33ab9984fb7598fedc9337ab24147bN.exe	83
PID 4836 wrote to memory of 3236	4836	6c5293e8be1df26d6f15895e22a9b6b79d33ab9984fb7598fedc9337ab24147bN.exe	83
PID 4836 wrote to memory of 3236	4836	6c5293e8be1df26d6f15895e22a9b6b79d33ab9984fb7598fedc9337ab24147bN.exe	83
PID 4836 wrote to memory of 3236	4836	6c5293e8be1df26d6f15895e22a9b6b79d33ab9984fb7598fedc9337ab24147bN.exe	83
PID 4836 wrote to memory of 3236	4836	6c5293e8be1df26d6f15895e22a9b6b79d33ab9984fb7598fedc9337ab24147bN.exe	83
PID 3236 wrote to memory of 4480	3236	6c5293e8be1df26d6f15895e22a9b6b79d33ab9984fb7598fedc9337ab24147bN.exe	86
PID 3236 wrote to memory of 4480	3236	6c5293e8be1df26d6f15895e22a9b6b79d33ab9984fb7598fedc9337ab24147bN.exe	86
PID 3236 wrote to memory of 4480	3236	6c5293e8be1df26d6f15895e22a9b6b79d33ab9984fb7598fedc9337ab24147bN.exe	86
PID 4480 wrote to memory of 4248	4480	omsecor.exe	87
PID 4480 wrote to memory of 4248	4480	omsecor.exe	87
PID 4480 wrote to memory of 4248	4480	omsecor.exe	87
PID 4480 wrote to memory of 4248	4480	omsecor.exe	87
PID 4480 wrote to memory of 4248	4480	omsecor.exe	87
PID 4248 wrote to memory of 2404	4248	omsecor.exe	108
PID 4248 wrote to memory of 2404	4248	omsecor.exe	108
PID 4248 wrote to memory of 2404	4248	omsecor.exe	108
PID 2404 wrote to memory of 3628	2404	omsecor.exe	109
PID 2404 wrote to memory of 3628	2404	omsecor.exe	109
PID 2404 wrote to memory of 3628	2404	omsecor.exe	109
PID 2404 wrote to memory of 3628	2404	omsecor.exe	109
PID 2404 wrote to memory of 3628	2404	omsecor.exe	109
PID 3628 wrote to memory of 2436	3628	omsecor.exe	111
PID 3628 wrote to memory of 2436	3628	omsecor.exe	111
PID 3628 wrote to memory of 2436	3628	omsecor.exe	111
PID 2436 wrote to memory of 4496	2436	omsecor.exe	113
PID 2436 wrote to memory of 4496	2436	omsecor.exe	113
PID 2436 wrote to memory of 4496	2436	omsecor.exe	113
PID 2436 wrote to memory of 4496	2436	omsecor.exe	113
PID 2436 wrote to memory of 4496	2436	omsecor.exe	113

C:\Users\Admin\AppData\Local\Temp\6c5293e8be1df26d6f15895e22a9b6b79d33ab9984fb7598fedc9337ab24147bN.exe
"C:\Users\Admin\AppData\Local\Temp\6c5293e8be1df26d6f15895e22a9b6b79d33ab9984fb7598fedc9337ab24147bN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4836
- C:\Users\Admin\AppData\Local\Temp\6c5293e8be1df26d6f15895e22a9b6b79d33ab9984fb7598fedc9337ab24147bN.exe
  C:\Users\Admin\AppData\Local\Temp\6c5293e8be1df26d6f15895e22a9b6b79d33ab9984fb7598fedc9337ab24147bN.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3236
- - 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:4480
  - - 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:4248
    - - 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:2404
      - 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:3628
        
        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:2436
        
        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:4496
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2436 -s 260
        8⤵
        Program crash
        
        PID:2440
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 292
        6⤵
        Program crash
        
        PID:1856
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4480 -s 300
      4⤵
      Program crash
      PID:2076
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4836 -s 288
  2⤵
  - Program crash
  PID:4680

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4836 -ip 4836
1⤵
PID:3204

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4480 -ip 4480
1⤵
PID:1488

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2404 -ip 2404
1⤵
PID:2268

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 2436 -ip 2436
1⤵
PID:1808

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
38d50e91825b4feac22944d34fe693bf

SHA1
d60f928b37f28416b603122716e986abf310cece

SHA256
16bf9cea5e82763db66e7724da8afe663d5f0f6ea00ca2a8666e69888421c06d

SHA512
81a65315b40bf79bc66cb8eb383a9c5c7ac7a90887fdac66299a6366f6890a2292ce9ef986134a449d96ce2611e86ad8ae6ce9c7369c54bb4223d4e8a31a2b3d

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

Filesize
96KB

MD5
df24be91929341411994d9c5d5df22c9

SHA1
c947478174e353d33dad3244fc79ddae1be3e703

SHA256
bb5f489b34c4001feae77f356975ffe2007b2c566820753122ced0ffc504a268

SHA512
088f54fd412db3564f1be4e0ce79ad305cee6cae65ef3e65dcc3aa003927e0ddecf99326f789fb199988de5428eb0f4d451bc0cec1d82f417a61e148ea3c54ec

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

Filesize
96KB

MD5
cf6b7fcae2d195eb650ee306209ffce8

SHA1
a8ff851ea5e3ead1b98d1a670da91b3cc44be666

SHA256
7b1112f84dc49ea721b01c9e4f47114b993c4b65c0be981c47f0dc9220641353

SHA512
b93d284a03a77aba73b98672e0ccbc325772b4e0618785afe5c474fc3bc0bc0d804778a71b267dc68859683ea6d0aedef9f160cbc573d756d1f6cc779233c8c4

Download Submit
memory/2404-51-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2404-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2436-44-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3236-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3236-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3236-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3236-10-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3628-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3628-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3628-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4248-21-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4248-24-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4248-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4248-18-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4248-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4248-31-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4248-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4480-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4480-11-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4496-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4496-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4496-53-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4836-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4836-16-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download