neconyd | dc8638a995ef9800aae48a3a82ad44044a944229352cc366c1db73d9380f0ac7

Analysis

max time kernel
146s
max time network
147s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
10-01-2025 09:05

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General

Target

dc8638a995ef9800aae48a3a82ad44044a944229352cc366c1db73d9380f0ac7.exe
Size

96KB
MD5

6265f95b5751682f1cf51e2acbf42108
SHA1

1a92795b59ed886e299a84b5f1c6d179a7f9fda5
SHA256

dc8638a995ef9800aae48a3a82ad44044a944229352cc366c1db73d9380f0ac7
SHA512

4614dc6c42a212b50e3fe839f9fbd2197fe34cb92e1c053506cb7f13087f8c16c35c2a4b1171d9cba76d8d815ed4605076452ae5af01b1c378a62e39e4c15c4b
SSDEEP

1536:xnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxL:xGs8cd8eXlYairZYqMddH13L

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
2512	omsecor.exe
2028	omsecor.exe
1668	omsecor.exe
1100	omsecor.exe
1160	omsecor.exe
2876	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
2492	dc8638a995ef9800aae48a3a82ad44044a944229352cc366c1db73d9380f0ac7.exe
2492	dc8638a995ef9800aae48a3a82ad44044a944229352cc366c1db73d9380f0ac7.exe
2512	omsecor.exe
2028	omsecor.exe
2028	omsecor.exe
1100	omsecor.exe
1100	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 2368 set thread context of 2492	2368	dc8638a995ef9800aae48a3a82ad44044a944229352cc366c1db73d9380f0ac7.exe	30
PID 2512 set thread context of 2028	2512	omsecor.exe	32
PID 1668 set thread context of 1100	1668	omsecor.exe	36
PID 1160 set thread context of 2876	1160	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	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	dc8638a995ef9800aae48a3a82ad44044a944229352cc366c1db73d9380f0ac7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dc8638a995ef9800aae48a3a82ad44044a944229352cc366c1db73d9380f0ac7.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 2492	2368	dc8638a995ef9800aae48a3a82ad44044a944229352cc366c1db73d9380f0ac7.exe	30
PID 2368 wrote to memory of 2492	2368	dc8638a995ef9800aae48a3a82ad44044a944229352cc366c1db73d9380f0ac7.exe	30
PID 2368 wrote to memory of 2492	2368	dc8638a995ef9800aae48a3a82ad44044a944229352cc366c1db73d9380f0ac7.exe	30
PID 2368 wrote to memory of 2492	2368	dc8638a995ef9800aae48a3a82ad44044a944229352cc366c1db73d9380f0ac7.exe	30
PID 2368 wrote to memory of 2492	2368	dc8638a995ef9800aae48a3a82ad44044a944229352cc366c1db73d9380f0ac7.exe	30
PID 2368 wrote to memory of 2492	2368	dc8638a995ef9800aae48a3a82ad44044a944229352cc366c1db73d9380f0ac7.exe	30
PID 2492 wrote to memory of 2512	2492	dc8638a995ef9800aae48a3a82ad44044a944229352cc366c1db73d9380f0ac7.exe	31
PID 2492 wrote to memory of 2512	2492	dc8638a995ef9800aae48a3a82ad44044a944229352cc366c1db73d9380f0ac7.exe	31
PID 2492 wrote to memory of 2512	2492	dc8638a995ef9800aae48a3a82ad44044a944229352cc366c1db73d9380f0ac7.exe	31
PID 2492 wrote to memory of 2512	2492	dc8638a995ef9800aae48a3a82ad44044a944229352cc366c1db73d9380f0ac7.exe	31
PID 2512 wrote to memory of 2028	2512	omsecor.exe	32
PID 2512 wrote to memory of 2028	2512	omsecor.exe	32
PID 2512 wrote to memory of 2028	2512	omsecor.exe	32
PID 2512 wrote to memory of 2028	2512	omsecor.exe	32
PID 2512 wrote to memory of 2028	2512	omsecor.exe	32
PID 2512 wrote to memory of 2028	2512	omsecor.exe	32
PID 2028 wrote to memory of 1668	2028	omsecor.exe	35
PID 2028 wrote to memory of 1668	2028	omsecor.exe	35
PID 2028 wrote to memory of 1668	2028	omsecor.exe	35
PID 2028 wrote to memory of 1668	2028	omsecor.exe	35
PID 1668 wrote to memory of 1100	1668	omsecor.exe	36
PID 1668 wrote to memory of 1100	1668	omsecor.exe	36
PID 1668 wrote to memory of 1100	1668	omsecor.exe	36
PID 1668 wrote to memory of 1100	1668	omsecor.exe	36
PID 1668 wrote to memory of 1100	1668	omsecor.exe	36
PID 1668 wrote to memory of 1100	1668	omsecor.exe	36
PID 1100 wrote to memory of 1160	1100	omsecor.exe	37
PID 1100 wrote to memory of 1160	1100	omsecor.exe	37
PID 1100 wrote to memory of 1160	1100	omsecor.exe	37
PID 1100 wrote to memory of 1160	1100	omsecor.exe	37
PID 1160 wrote to memory of 2876	1160	omsecor.exe	38
PID 1160 wrote to memory of 2876	1160	omsecor.exe	38
PID 1160 wrote to memory of 2876	1160	omsecor.exe	38
PID 1160 wrote to memory of 2876	1160	omsecor.exe	38
PID 1160 wrote to memory of 2876	1160	omsecor.exe	38
PID 1160 wrote to memory of 2876	1160	omsecor.exe	38

C:\Users\Admin\AppData\Local\Temp\dc8638a995ef9800aae48a3a82ad44044a944229352cc366c1db73d9380f0ac7.exe
"C:\Users\Admin\AppData\Local\Temp\dc8638a995ef9800aae48a3a82ad44044a944229352cc366c1db73d9380f0ac7.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2368
- C:\Users\Admin\AppData\Local\Temp\dc8638a995ef9800aae48a3a82ad44044a944229352cc366c1db73d9380f0ac7.exe
  C:\Users\Admin\AppData\Local\Temp\dc8638a995ef9800aae48a3a82ad44044a944229352cc366c1db73d9380f0ac7.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2492
- - 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:2512
  - - 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:2028
    - - 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:1668
      - 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:1100
        
        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:1160
        
        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:2876

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
c7c47a004eb060f5a0cc1fda7b78e9d9

SHA1
8ff3b25b85402f6c5b7009655419da2615c8ba5c

SHA256
6b602921fe6ba928bb6fa63287bf293280a23f637eef3b7da9d1a7d36c59c3cf

SHA512
c4232b41e51e1f450ea95fe1f71f902c354f822c68cd695d11505ae5e7be1985084d082b821ec272d86c845e7186b6a984430e47dbde02c12ad066de84707a5f

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

Filesize
96KB

MD5
052fc28d269c794f822a8af305de55f5

SHA1
eb5e9457e97d40553ab7e6aec0808cb6d33ffa3c

SHA256
eee3b6bffe9985ef2040bdc5fcc32a584c0c7f27dfa5ab515a2209199d32d38f

SHA512
1032e4330049a6f5e9a6b7db4c0d0852443b4eefbfc3ad0735d1367ceb5cda5fa0fdfd32cfd026776aa6a403421ed83f4e8c289f34be9e4c54a0464eee76444a

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
fa47b0256b57ce95f677be55575d768d

SHA1
b49147bfb4d5beed3cd2c76b019dd8e9462b58dc

SHA256
9167d90657535a815648ac2a7ca82142c07114ffd974eae140730ffe35c31ef4

SHA512
7f137f2f1bb203711eab6f30d354294fa58a4d25bc1fa4befa2d111c6b27ac6367ce6ce3f1f5d5aac178ce11f213dab3fbac1bf2f0cf5156cfcc597af9a82887

Download Submit
memory/1100-72-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/1160-87-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1668-66-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1668-57-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2028-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2028-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2028-56-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2028-47-0x0000000002350000-0x0000000002373000-memory.dmp

Filesize
140KB

Download
memory/2028-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2028-44-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2368-1-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2368-8-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2368-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2492-4-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2492-21-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2492-6-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2492-10-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2492-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2512-31-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2512-22-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2876-89-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2876-92-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download