neconyd | 33a402fc0cf6afdaeb3bd4491a6a8a9a58731a2d48de68af96b58eee1a034f0b

Analysis

max time kernel
115s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-01-2025 16:44

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General

Target

33a402fc0cf6afdaeb3bd4491a6a8a9a58731a2d48de68af96b58eee1a034f0b.exe
Size

96KB
MD5

9c5a9ad759d63824e7e07c1a820259cf
SHA1

b666d9a995fca47c54d9cc9f8b329f3ae4dffa29
SHA256

33a402fc0cf6afdaeb3bd4491a6a8a9a58731a2d48de68af96b58eee1a034f0b
SHA512

128eff79593bcb8b1dda902146c19e4db046274b78b427b15dc1048765d400e205e1c9b79d7189fe8b5ae0d2c4e7c25e5b0c7d34f5aeec9fcee21e905a2327da
SSDEEP

1536:OnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxx7:OGs8cd8eXlYairZYqMddH137

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
2748	omsecor.exe
1440	omsecor.exe
2848	omsecor.exe
540	omsecor.exe
580	omsecor.exe
1984	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
2224	33a402fc0cf6afdaeb3bd4491a6a8a9a58731a2d48de68af96b58eee1a034f0b.exe
2224	33a402fc0cf6afdaeb3bd4491a6a8a9a58731a2d48de68af96b58eee1a034f0b.exe
2748	omsecor.exe
1440	omsecor.exe
1440	omsecor.exe
540	omsecor.exe
540	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 2056 set thread context of 2224	2056	33a402fc0cf6afdaeb3bd4491a6a8a9a58731a2d48de68af96b58eee1a034f0b.exe	30
PID 2748 set thread context of 1440	2748	omsecor.exe	32
PID 2848 set thread context of 540	2848	omsecor.exe	36
PID 580 set thread context of 1984	580	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	33a402fc0cf6afdaeb3bd4491a6a8a9a58731a2d48de68af96b58eee1a034f0b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	33a402fc0cf6afdaeb3bd4491a6a8a9a58731a2d48de68af96b58eee1a034f0b.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

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2056 wrote to memory of 2224	2056	33a402fc0cf6afdaeb3bd4491a6a8a9a58731a2d48de68af96b58eee1a034f0b.exe	30
PID 2056 wrote to memory of 2224	2056	33a402fc0cf6afdaeb3bd4491a6a8a9a58731a2d48de68af96b58eee1a034f0b.exe	30
PID 2056 wrote to memory of 2224	2056	33a402fc0cf6afdaeb3bd4491a6a8a9a58731a2d48de68af96b58eee1a034f0b.exe	30
PID 2056 wrote to memory of 2224	2056	33a402fc0cf6afdaeb3bd4491a6a8a9a58731a2d48de68af96b58eee1a034f0b.exe	30
PID 2056 wrote to memory of 2224	2056	33a402fc0cf6afdaeb3bd4491a6a8a9a58731a2d48de68af96b58eee1a034f0b.exe	30
PID 2056 wrote to memory of 2224	2056	33a402fc0cf6afdaeb3bd4491a6a8a9a58731a2d48de68af96b58eee1a034f0b.exe	30
PID 2224 wrote to memory of 2748	2224	33a402fc0cf6afdaeb3bd4491a6a8a9a58731a2d48de68af96b58eee1a034f0b.exe	31
PID 2224 wrote to memory of 2748	2224	33a402fc0cf6afdaeb3bd4491a6a8a9a58731a2d48de68af96b58eee1a034f0b.exe	31
PID 2224 wrote to memory of 2748	2224	33a402fc0cf6afdaeb3bd4491a6a8a9a58731a2d48de68af96b58eee1a034f0b.exe	31
PID 2224 wrote to memory of 2748	2224	33a402fc0cf6afdaeb3bd4491a6a8a9a58731a2d48de68af96b58eee1a034f0b.exe	31
PID 2748 wrote to memory of 1440	2748	omsecor.exe	32
PID 2748 wrote to memory of 1440	2748	omsecor.exe	32
PID 2748 wrote to memory of 1440	2748	omsecor.exe	32
PID 2748 wrote to memory of 1440	2748	omsecor.exe	32
PID 2748 wrote to memory of 1440	2748	omsecor.exe	32
PID 2748 wrote to memory of 1440	2748	omsecor.exe	32
PID 1440 wrote to memory of 2848	1440	omsecor.exe	35
PID 1440 wrote to memory of 2848	1440	omsecor.exe	35
PID 1440 wrote to memory of 2848	1440	omsecor.exe	35
PID 1440 wrote to memory of 2848	1440	omsecor.exe	35
PID 2848 wrote to memory of 540	2848	omsecor.exe	36
PID 2848 wrote to memory of 540	2848	omsecor.exe	36
PID 2848 wrote to memory of 540	2848	omsecor.exe	36
PID 2848 wrote to memory of 540	2848	omsecor.exe	36
PID 2848 wrote to memory of 540	2848	omsecor.exe	36
PID 2848 wrote to memory of 540	2848	omsecor.exe	36
PID 540 wrote to memory of 580	540	omsecor.exe	37
PID 540 wrote to memory of 580	540	omsecor.exe	37
PID 540 wrote to memory of 580	540	omsecor.exe	37
PID 540 wrote to memory of 580	540	omsecor.exe	37
PID 580 wrote to memory of 1984	580	omsecor.exe	38
PID 580 wrote to memory of 1984	580	omsecor.exe	38
PID 580 wrote to memory of 1984	580	omsecor.exe	38
PID 580 wrote to memory of 1984	580	omsecor.exe	38
PID 580 wrote to memory of 1984	580	omsecor.exe	38
PID 580 wrote to memory of 1984	580	omsecor.exe	38

C:\Users\Admin\AppData\Local\Temp\33a402fc0cf6afdaeb3bd4491a6a8a9a58731a2d48de68af96b58eee1a034f0b.exe
"C:\Users\Admin\AppData\Local\Temp\33a402fc0cf6afdaeb3bd4491a6a8a9a58731a2d48de68af96b58eee1a034f0b.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2056
- C:\Users\Admin\AppData\Local\Temp\33a402fc0cf6afdaeb3bd4491a6a8a9a58731a2d48de68af96b58eee1a034f0b.exe
  C:\Users\Admin\AppData\Local\Temp\33a402fc0cf6afdaeb3bd4491a6a8a9a58731a2d48de68af96b58eee1a034f0b.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2224
- - 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:2748
  - - 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:1440
    - - 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:2848
      - 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:540
        
        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:580
        
        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:1984

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
a4dc09214b2c271e5c26947dbf095c1a

SHA1
305d5ef53ec693db337e18f1f9e8a8c633aec6b7

SHA256
0a49ba2f718f792983dc191df7d375ac8cd02e9a9afa94d1e9d3a058ff07aa2d

SHA512
4421a5621b57be7d173e98eee914293b45dcb8653ab6c78d7f5677d0104ce69f63afe74688252db915a81ec22aa830913637857d983ba6f4a0cfa58a0788de55

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

Filesize
96KB

MD5
7e0918e73eda9924a1a16ddb88377619

SHA1
2ced193246157c7efd813c059b7839035044e868

SHA256
c27f5963eff471a50a7b38d943aa74cbdcae5dcf25ae59d3031c7a2fade137cb

SHA512
148c46db14b22d0d58dc65efbe6bba6924d928c8a19a546bccbdf78b465f848a508250c868815e858bf27c6ae2327bb430d7b4f8eec3bd4928b9be22240c8572

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
b8627a5133abce9aa88e725354e36492

SHA1
17357dadaf2d11262381a62c631ca85f91a50c87

SHA256
bb0f60822a0e4431585dfca07d21f2f23681a12642c9847a10f54ab280907b8d

SHA512
1357761ca6c7fb253508ad4835eae3884c1532e4de2cedff83f9c6a113d79b13877624e1c70eea477aa4a79cfba26ccc238fd42ecc6ba4458dfc605c1adb4940

Download Submit
memory/540-71-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/580-87-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/580-79-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1440-47-0x0000000000330000-0x0000000000353000-memory.dmp

Filesize
140KB

Download
memory/1440-56-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1440-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1440-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1440-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1440-44-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1984-89-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2056-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2056-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2056-8-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2224-21-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2224-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2224-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2224-10-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2224-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2748-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2748-22-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2848-66-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download