neconyd | 04ca9a896bb58e5da858578e344c8becc0a3874a2555aaeb87fe6cd3aef8a90c

Analysis

max time kernel
116s
max time network
123s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
04-02-2025 18:51

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General

Target

04ca9a896bb58e5da858578e344c8becc0a3874a2555aaeb87fe6cd3aef8a90cN.exe
Size

96KB
MD5

04d19ba87ec5e17d08b5d034006329c0
SHA1

c9ece5653d9dd3d8212a0e4722d5753f62c4ca8f
SHA256

04ca9a896bb58e5da858578e344c8becc0a3874a2555aaeb87fe6cd3aef8a90c
SHA512

04df3c3d0c633aa819dd8dbeab615f061d5046eb5bd0c73168904d50c33ccbe97ae7c11699d4c88e760ad5b660f3e4567572143c58762013d90075ff1a415257
SSDEEP

1536:znAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxL:zGs8cd8eXlYairZYqMddH13L

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
2184	omsecor.exe
2040	omsecor.exe
2356	omsecor.exe
1348	omsecor.exe
2216	omsecor.exe
2244	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
760	04ca9a896bb58e5da858578e344c8becc0a3874a2555aaeb87fe6cd3aef8a90cN.exe
760	04ca9a896bb58e5da858578e344c8becc0a3874a2555aaeb87fe6cd3aef8a90cN.exe
2184	omsecor.exe
2040	omsecor.exe
2040	omsecor.exe
1348	omsecor.exe
1348	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 1736 set thread context of 760	1736	04ca9a896bb58e5da858578e344c8becc0a3874a2555aaeb87fe6cd3aef8a90cN.exe	30
PID 2184 set thread context of 2040	2184	omsecor.exe	32
PID 2356 set thread context of 1348	2356	omsecor.exe	36
PID 2216 set thread context of 2244	2216	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	04ca9a896bb58e5da858578e344c8becc0a3874a2555aaeb87fe6cd3aef8a90cN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	04ca9a896bb58e5da858578e344c8becc0a3874a2555aaeb87fe6cd3aef8a90cN.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 36 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 760	1736	04ca9a896bb58e5da858578e344c8becc0a3874a2555aaeb87fe6cd3aef8a90cN.exe	30
PID 1736 wrote to memory of 760	1736	04ca9a896bb58e5da858578e344c8becc0a3874a2555aaeb87fe6cd3aef8a90cN.exe	30
PID 1736 wrote to memory of 760	1736	04ca9a896bb58e5da858578e344c8becc0a3874a2555aaeb87fe6cd3aef8a90cN.exe	30
PID 1736 wrote to memory of 760	1736	04ca9a896bb58e5da858578e344c8becc0a3874a2555aaeb87fe6cd3aef8a90cN.exe	30
PID 1736 wrote to memory of 760	1736	04ca9a896bb58e5da858578e344c8becc0a3874a2555aaeb87fe6cd3aef8a90cN.exe	30
PID 1736 wrote to memory of 760	1736	04ca9a896bb58e5da858578e344c8becc0a3874a2555aaeb87fe6cd3aef8a90cN.exe	30
PID 760 wrote to memory of 2184	760	04ca9a896bb58e5da858578e344c8becc0a3874a2555aaeb87fe6cd3aef8a90cN.exe	31
PID 760 wrote to memory of 2184	760	04ca9a896bb58e5da858578e344c8becc0a3874a2555aaeb87fe6cd3aef8a90cN.exe	31
PID 760 wrote to memory of 2184	760	04ca9a896bb58e5da858578e344c8becc0a3874a2555aaeb87fe6cd3aef8a90cN.exe	31
PID 760 wrote to memory of 2184	760	04ca9a896bb58e5da858578e344c8becc0a3874a2555aaeb87fe6cd3aef8a90cN.exe	31
PID 2184 wrote to memory of 2040	2184	omsecor.exe	32
PID 2184 wrote to memory of 2040	2184	omsecor.exe	32
PID 2184 wrote to memory of 2040	2184	omsecor.exe	32
PID 2184 wrote to memory of 2040	2184	omsecor.exe	32
PID 2184 wrote to memory of 2040	2184	omsecor.exe	32
PID 2184 wrote to memory of 2040	2184	omsecor.exe	32
PID 2040 wrote to memory of 2356	2040	omsecor.exe	35
PID 2040 wrote to memory of 2356	2040	omsecor.exe	35
PID 2040 wrote to memory of 2356	2040	omsecor.exe	35
PID 2040 wrote to memory of 2356	2040	omsecor.exe	35
PID 2356 wrote to memory of 1348	2356	omsecor.exe	36
PID 2356 wrote to memory of 1348	2356	omsecor.exe	36
PID 2356 wrote to memory of 1348	2356	omsecor.exe	36
PID 2356 wrote to memory of 1348	2356	omsecor.exe	36
PID 2356 wrote to memory of 1348	2356	omsecor.exe	36
PID 2356 wrote to memory of 1348	2356	omsecor.exe	36
PID 1348 wrote to memory of 2216	1348	omsecor.exe	37
PID 1348 wrote to memory of 2216	1348	omsecor.exe	37
PID 1348 wrote to memory of 2216	1348	omsecor.exe	37
PID 1348 wrote to memory of 2216	1348	omsecor.exe	37
PID 2216 wrote to memory of 2244	2216	omsecor.exe	38
PID 2216 wrote to memory of 2244	2216	omsecor.exe	38
PID 2216 wrote to memory of 2244	2216	omsecor.exe	38
PID 2216 wrote to memory of 2244	2216	omsecor.exe	38
PID 2216 wrote to memory of 2244	2216	omsecor.exe	38
PID 2216 wrote to memory of 2244	2216	omsecor.exe	38

C:\Users\Admin\AppData\Local\Temp\04ca9a896bb58e5da858578e344c8becc0a3874a2555aaeb87fe6cd3aef8a90cN.exe
"C:\Users\Admin\AppData\Local\Temp\04ca9a896bb58e5da858578e344c8becc0a3874a2555aaeb87fe6cd3aef8a90cN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1736
- C:\Users\Admin\AppData\Local\Temp\04ca9a896bb58e5da858578e344c8becc0a3874a2555aaeb87fe6cd3aef8a90cN.exe
  C:\Users\Admin\AppData\Local\Temp\04ca9a896bb58e5da858578e344c8becc0a3874a2555aaeb87fe6cd3aef8a90cN.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:760
- - 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:2184
  - - 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:2040
    - - 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:2356
      - 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:1348
        
        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:2216
        
        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:2244

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

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

Filesize
96KB

MD5
015ef091408362aee7661ea5b51ad5c4

SHA1
24bbe5e0ee111439a378f0e24af57b76d0732b24

SHA256
5eb8136421ad315ff50a8cca57799615c42a09e57cc9e6e382d81732992def1b

SHA512
c0b167e786296743162217c39e792547041f7bec8398697c30e752f61bf4d850e944684f3ee80b979df1a42d1cf3d5e647366b0624f842b3daaffa6679dbe0c0

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

Filesize
96KB

MD5
ca6a4e1ba3e64b60433127ecc6fb0b9c

SHA1
28b62f591a88cc162c8d76b407b5db449e54a487

SHA256
1d05818e419407fba3171b76f7a5fca5211a5483277277a6ed96d29fc8a32bc4

SHA512
f76f8e0207982bbda2a2c0a13a1d33689fa369dcd20fa497aac615420abaa74ceb63b6165027c2c87c9928cd88844ac7da526f0f3d6ccd99af2332be0c07e55b

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
5c71038b80a06027d245f41299dd061d

SHA1
71330de80f17b5addc8f279fd041395978a3eb5a

SHA256
0d980767ef404077e0c8cfd5adbc53e2f0270e7d6f6bd8c2f05b2e03daa67f68

SHA512
994aab6beabfe2c970e656a7855b10a2110bf9686675fddaf608eae773730985e00a89ede1315ff686a576b63c22fc1bceef3e2aa532976ff8824de530a47a63

Download Submit
memory/760-10-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/760-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/760-4-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/760-14-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/760-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/760-6-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1348-73-0x00000000003C0000-0x00000000003E3000-memory.dmp

Filesize
140KB

Download
memory/1736-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1736-9-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1736-1-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2040-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2040-57-0x0000000002100000-0x0000000002123000-memory.dmp

Filesize
140KB

Download
memory/2040-43-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2040-46-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2040-50-0x0000000002100000-0x0000000002123000-memory.dmp

Filesize
140KB

Download
memory/2040-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2040-40-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2184-34-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2184-26-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2184-23-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2216-81-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2216-89-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2244-91-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2356-67-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download