neconyd | c3b44afca040e0f46e23246d0bcc9bb809dd9801efdf4fe959e0b0d6859d65c1

Analysis

max time kernel
114s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
31-12-2024 12:05

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General

Target

c3b44afca040e0f46e23246d0bcc9bb809dd9801efdf4fe959e0b0d6859d65c1N.exe
Size

96KB
MD5

e3c633e3a73e66f06a4191e7412c3bf0
SHA1

32f994aef5edacda4cc4a54b86e0787415e53461
SHA256

c3b44afca040e0f46e23246d0bcc9bb809dd9801efdf4fe959e0b0d6859d65c1
SHA512

4800b7fcc0bf6fbe2546ee3c58899112b79909e52efb480ab93377093f1422a401c6c8e86fb68b15c8ff28c3b2188e4cf229e4b5887a1a4a2b5d17cba992e476
SSDEEP

1536:7nAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxL:7Gs8cd8eXlYairZYqMddH13L

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
2664	omsecor.exe
2676	omsecor.exe
2844	omsecor.exe
1132	omsecor.exe
1912	omsecor.exe
2948	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
2744	c3b44afca040e0f46e23246d0bcc9bb809dd9801efdf4fe959e0b0d6859d65c1N.exe
2744	c3b44afca040e0f46e23246d0bcc9bb809dd9801efdf4fe959e0b0d6859d65c1N.exe
2664	omsecor.exe
2676	omsecor.exe
2676	omsecor.exe
1132	omsecor.exe
1132	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 2668 set thread context of 2744	2668	c3b44afca040e0f46e23246d0bcc9bb809dd9801efdf4fe959e0b0d6859d65c1N.exe	30
PID 2664 set thread context of 2676	2664	omsecor.exe	32
PID 2844 set thread context of 1132	2844	omsecor.exe	36
PID 1912 set thread context of 2948	1912	omsecor.exe	38

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	c3b44afca040e0f46e23246d0bcc9bb809dd9801efdf4fe959e0b0d6859d65c1N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c3b44afca040e0f46e23246d0bcc9bb809dd9801efdf4fe959e0b0d6859d65c1N.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 36 IoCs

description	pid	Process	procid_target
PID 2668 wrote to memory of 2744	2668	c3b44afca040e0f46e23246d0bcc9bb809dd9801efdf4fe959e0b0d6859d65c1N.exe	30
PID 2668 wrote to memory of 2744	2668	c3b44afca040e0f46e23246d0bcc9bb809dd9801efdf4fe959e0b0d6859d65c1N.exe	30
PID 2668 wrote to memory of 2744	2668	c3b44afca040e0f46e23246d0bcc9bb809dd9801efdf4fe959e0b0d6859d65c1N.exe	30
PID 2668 wrote to memory of 2744	2668	c3b44afca040e0f46e23246d0bcc9bb809dd9801efdf4fe959e0b0d6859d65c1N.exe	30
PID 2668 wrote to memory of 2744	2668	c3b44afca040e0f46e23246d0bcc9bb809dd9801efdf4fe959e0b0d6859d65c1N.exe	30
PID 2668 wrote to memory of 2744	2668	c3b44afca040e0f46e23246d0bcc9bb809dd9801efdf4fe959e0b0d6859d65c1N.exe	30
PID 2744 wrote to memory of 2664	2744	c3b44afca040e0f46e23246d0bcc9bb809dd9801efdf4fe959e0b0d6859d65c1N.exe	31
PID 2744 wrote to memory of 2664	2744	c3b44afca040e0f46e23246d0bcc9bb809dd9801efdf4fe959e0b0d6859d65c1N.exe	31
PID 2744 wrote to memory of 2664	2744	c3b44afca040e0f46e23246d0bcc9bb809dd9801efdf4fe959e0b0d6859d65c1N.exe	31
PID 2744 wrote to memory of 2664	2744	c3b44afca040e0f46e23246d0bcc9bb809dd9801efdf4fe959e0b0d6859d65c1N.exe	31
PID 2664 wrote to memory of 2676	2664	omsecor.exe	32
PID 2664 wrote to memory of 2676	2664	omsecor.exe	32
PID 2664 wrote to memory of 2676	2664	omsecor.exe	32
PID 2664 wrote to memory of 2676	2664	omsecor.exe	32
PID 2664 wrote to memory of 2676	2664	omsecor.exe	32
PID 2664 wrote to memory of 2676	2664	omsecor.exe	32
PID 2676 wrote to memory of 2844	2676	omsecor.exe	35
PID 2676 wrote to memory of 2844	2676	omsecor.exe	35
PID 2676 wrote to memory of 2844	2676	omsecor.exe	35
PID 2676 wrote to memory of 2844	2676	omsecor.exe	35
PID 2844 wrote to memory of 1132	2844	omsecor.exe	36
PID 2844 wrote to memory of 1132	2844	omsecor.exe	36
PID 2844 wrote to memory of 1132	2844	omsecor.exe	36
PID 2844 wrote to memory of 1132	2844	omsecor.exe	36
PID 2844 wrote to memory of 1132	2844	omsecor.exe	36
PID 2844 wrote to memory of 1132	2844	omsecor.exe	36
PID 1132 wrote to memory of 1912	1132	omsecor.exe	37
PID 1132 wrote to memory of 1912	1132	omsecor.exe	37
PID 1132 wrote to memory of 1912	1132	omsecor.exe	37
PID 1132 wrote to memory of 1912	1132	omsecor.exe	37
PID 1912 wrote to memory of 2948	1912	omsecor.exe	38
PID 1912 wrote to memory of 2948	1912	omsecor.exe	38
PID 1912 wrote to memory of 2948	1912	omsecor.exe	38
PID 1912 wrote to memory of 2948	1912	omsecor.exe	38
PID 1912 wrote to memory of 2948	1912	omsecor.exe	38
PID 1912 wrote to memory of 2948	1912	omsecor.exe	38

C:\Users\Admin\AppData\Local\Temp\c3b44afca040e0f46e23246d0bcc9bb809dd9801efdf4fe959e0b0d6859d65c1N.exe
"C:\Users\Admin\AppData\Local\Temp\c3b44afca040e0f46e23246d0bcc9bb809dd9801efdf4fe959e0b0d6859d65c1N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2668
- C:\Users\Admin\AppData\Local\Temp\c3b44afca040e0f46e23246d0bcc9bb809dd9801efdf4fe959e0b0d6859d65c1N.exe
  C:\Users\Admin\AppData\Local\Temp\c3b44afca040e0f46e23246d0bcc9bb809dd9801efdf4fe959e0b0d6859d65c1N.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2744
- - C:\Users\Admin\AppData\Roaming\omsecor.exe
    C:\Users\Admin\AppData\Roaming\omsecor.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2664
  - - C:\Users\Admin\AppData\Roaming\omsecor.exe
      C:\Users\Admin\AppData\Roaming\omsecor.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Drops file in System32 directory
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2676
    - - 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:2844
      - C:\Windows\SysWOW64\omsecor.exe
        
        C:\Windows\SysWOW64\omsecor.exe
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1132
        
        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:1912
        
        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:2948

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
2f302f500edee250920957482838a1dc

SHA1
e43fef95c39d303ade69a53c01918ff043a08987

SHA256
54b5ff8763932bc56faa588957a2adec0280f75849219943a0f38cac61ece5be

SHA512
a469f4668e752a054f863bf632a07ec7daf1ef62524b0eaf53409fd220d09b5d328bf7e40ed9d79cde49067ce2415574c1d71080e0f95cafac30fca1c2459f8f

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

Filesize
96KB

MD5
042e2e9efc80c0b5056824ed78228da1

SHA1
4939a4a19fa945ec3a20dbdbc10d060dad4a8198

SHA256
6a1f4d82ddfa964d3c680a293c44614f22f1ad2ddb5843053202b9734b9e6fb3

SHA512
365643bac5b70f741432684d77897b58022e3b1d2c917045d350a58d9b0d8a160ae4fcdb2524a1ee15292542e5b0a440f1b6d9b8e187561f6db66e81c702198e

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
22f88c28e2b7d65d6f0afbebd69f5d2c

SHA1
1b2ade7b5f75ab95fdcb59cf42a30a26ce880596

SHA256
872447e2ae5e0663edbe7dbce8e9d9010b9879de858ca3695f1ab74383067dcf

SHA512
4ea0751a81fc9fe7b6de848ae21d87091a9a0eceb13c6bad40119df6eab50182a6416a09f583b501596a036daf7d22da328335b75aaf820038ce23e64534f717

Download Submit
memory/1132-69-0x00000000001C0000-0x00000000001E3000-memory.dmp

Filesize
140KB

Download
memory/1912-85-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1912-78-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2664-21-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2664-30-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2668-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2668-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2676-46-0x0000000000310000-0x0000000000333000-memory.dmp

Filesize
140KB

Download
memory/2676-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2676-40-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2676-43-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2676-34-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2676-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2744-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2744-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2744-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2744-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2744-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2844-64-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2948-88-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download