neconyd | 7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01-01-2025 18:36

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General

Target

7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe
Size

96KB
MD5

25010824fed38e2ca5cba1fad94fb28c
SHA1

4c571f8c16026f1223812598ce38654a9f7d5bf6
SHA256

7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0
SHA512

c6e4c68647d39c09920c29769f96182634e21c53f92e5e1e05004c8220c04a5a17a8f03fc1dc1bf2ea116c5bb5ad73d299014740ac8936565869c8f81df805ea
SSDEEP

1536:1nAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxB:1Gs8cd8eXlYairZYqMddH13B

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
2364	omsecor.exe
1032	omsecor.exe
1440	omsecor.exe
1872	omsecor.exe
1044	omsecor.exe
1920	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
2400	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe
2400	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe
2364	omsecor.exe
1032	omsecor.exe
1032	omsecor.exe
1872	omsecor.exe
1872	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 2108 set thread context of 2400	2108	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	30
PID 2364 set thread context of 1032	2364	omsecor.exe	32
PID 1440 set thread context of 1872	1440	omsecor.exe	36
PID 1044 set thread context of 1920	1044	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	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2108 wrote to memory of 2400	2108	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	30
PID 2108 wrote to memory of 2400	2108	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	30
PID 2108 wrote to memory of 2400	2108	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	30
PID 2108 wrote to memory of 2400	2108	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	30
PID 2108 wrote to memory of 2400	2108	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	30
PID 2108 wrote to memory of 2400	2108	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	30
PID 2400 wrote to memory of 2364	2400	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	31
PID 2400 wrote to memory of 2364	2400	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	31
PID 2400 wrote to memory of 2364	2400	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	31
PID 2400 wrote to memory of 2364	2400	7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe	31
PID 2364 wrote to memory of 1032	2364	omsecor.exe	32
PID 2364 wrote to memory of 1032	2364	omsecor.exe	32
PID 2364 wrote to memory of 1032	2364	omsecor.exe	32
PID 2364 wrote to memory of 1032	2364	omsecor.exe	32
PID 2364 wrote to memory of 1032	2364	omsecor.exe	32
PID 2364 wrote to memory of 1032	2364	omsecor.exe	32
PID 1032 wrote to memory of 1440	1032	omsecor.exe	35
PID 1032 wrote to memory of 1440	1032	omsecor.exe	35
PID 1032 wrote to memory of 1440	1032	omsecor.exe	35
PID 1032 wrote to memory of 1440	1032	omsecor.exe	35
PID 1440 wrote to memory of 1872	1440	omsecor.exe	36
PID 1440 wrote to memory of 1872	1440	omsecor.exe	36
PID 1440 wrote to memory of 1872	1440	omsecor.exe	36
PID 1440 wrote to memory of 1872	1440	omsecor.exe	36
PID 1440 wrote to memory of 1872	1440	omsecor.exe	36
PID 1440 wrote to memory of 1872	1440	omsecor.exe	36
PID 1872 wrote to memory of 1044	1872	omsecor.exe	37
PID 1872 wrote to memory of 1044	1872	omsecor.exe	37
PID 1872 wrote to memory of 1044	1872	omsecor.exe	37
PID 1872 wrote to memory of 1044	1872	omsecor.exe	37
PID 1044 wrote to memory of 1920	1044	omsecor.exe	38
PID 1044 wrote to memory of 1920	1044	omsecor.exe	38
PID 1044 wrote to memory of 1920	1044	omsecor.exe	38
PID 1044 wrote to memory of 1920	1044	omsecor.exe	38
PID 1044 wrote to memory of 1920	1044	omsecor.exe	38
PID 1044 wrote to memory of 1920	1044	omsecor.exe	38

C:\Users\Admin\AppData\Local\Temp\7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe
"C:\Users\Admin\AppData\Local\Temp\7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2108
- C:\Users\Admin\AppData\Local\Temp\7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe
  C:\Users\Admin\AppData\Local\Temp\7c49c8d862332ed00640dfa7ea7c4b22c46455f64b6b6c09bd8425b3f2f531a0.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2400
- - 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:2364
  - - 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:1032
    - - 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:1440
      - 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:1872
        
        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:1044
        
        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:1920

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
b40f2d66eecd5c396c94bc245d0c13fe

SHA1
b2dca0ec48fe62dc3819cc063ddb04fc80925e24

SHA256
4fadda8f37a7732dd377cb48a99b681fbbc6fde23ec8c55ccfd3ed0669edb27b

SHA512
568a86b4efaca2698fed072c8530a70d7b4a88c25efafefbf046ff0ea08439530b7b141b2ef3d93e397ec77b31303959ccae5b3622e89b5013d2d150ef7eb279

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

Filesize
96KB

MD5
f6d8d62d97d32c28a994a83a61d3326e

SHA1
9b623ba447d7154204a8a61e778a344b4688a693

SHA256
3be6872a5950797e8d172d9efefbea6373ae60feae88ddabf2374e478efb269a

SHA512
05c9a2e1418906033a464c6992ad118fd1506d759734374de6098b356a661dc87465cd332019729e843a18319ac7b956804f25371bf64a2919c256ea5e1a6c00

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
44ffbd9164c6a70fd305404013a0f037

SHA1
aeffbd851262a0eccd7a980cde8c298e2ac51a48

SHA256
903bbc81c61d7cf09815d86477885cfeb451be7da67b7d1cb43b58a9e2c5a4ac

SHA512
a0f1e278ebfe35d44bb1165dd06fafc519d1925cd53520b48bade5356663d73b4f982df39a20c07670d15c9ee8dfb24f979f4b477cdab9d31dd8278a11eb0ed7

Download Submit
memory/1032-57-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1032-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1032-48-0x0000000000430000-0x0000000000453000-memory.dmp

Filesize
140KB

Download
memory/1032-45-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1032-42-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1032-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1044-88-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1044-80-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1440-66-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1872-71-0x00000000001C0000-0x00000000001E3000-memory.dmp

Filesize
140KB

Download
memory/1920-90-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2108-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2108-35-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2108-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2364-21-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2364-24-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2364-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2400-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2400-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2400-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2400-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2400-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download