neconyd | 4d9263337fbba1e57004b48e7650ad5c29106ca9b87b92ebc262f5bf6d9dc754

Analysis

max time kernel
114s
max time network
113s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16-01-2025 14:54

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General

Target

4d9263337fbba1e57004b48e7650ad5c29106ca9b87b92ebc262f5bf6d9dc754N.exe
Size

96KB
MD5

c3c9082ca4d6f729c7cb85020d976e80
SHA1

36850f28b3bf166fcf19d73dcedcfcfff0905f2b
SHA256

4d9263337fbba1e57004b48e7650ad5c29106ca9b87b92ebc262f5bf6d9dc754
SHA512

76adb5e809b78b5e027b0bc25e0cb3604d7872d0664b76ec61c93118ec5f43141a708eb7fd9b20272abe3dedbb35f71e55046c5b344377afd9121b41f3bf790d
SSDEEP

1536:snAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxb:sGs8cd8eXlYairZYqMddH13b

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
2668	omsecor.exe
2704	omsecor.exe
2884	omsecor.exe
2024	omsecor.exe
3036	omsecor.exe
2196	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
2776	4d9263337fbba1e57004b48e7650ad5c29106ca9b87b92ebc262f5bf6d9dc754N.exe
2776	4d9263337fbba1e57004b48e7650ad5c29106ca9b87b92ebc262f5bf6d9dc754N.exe
2668	omsecor.exe
2704	omsecor.exe
2704	omsecor.exe
2024	omsecor.exe
2024	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 2084 set thread context of 2776	2084	4d9263337fbba1e57004b48e7650ad5c29106ca9b87b92ebc262f5bf6d9dc754N.exe	31
PID 2668 set thread context of 2704	2668	omsecor.exe	33
PID 2884 set thread context of 2024	2884	omsecor.exe	37
PID 3036 set thread context of 2196	3036	omsecor.exe	39

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	4d9263337fbba1e57004b48e7650ad5c29106ca9b87b92ebc262f5bf6d9dc754N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4d9263337fbba1e57004b48e7650ad5c29106ca9b87b92ebc262f5bf6d9dc754N.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 2084 wrote to memory of 2776	2084	4d9263337fbba1e57004b48e7650ad5c29106ca9b87b92ebc262f5bf6d9dc754N.exe	31
PID 2084 wrote to memory of 2776	2084	4d9263337fbba1e57004b48e7650ad5c29106ca9b87b92ebc262f5bf6d9dc754N.exe	31
PID 2084 wrote to memory of 2776	2084	4d9263337fbba1e57004b48e7650ad5c29106ca9b87b92ebc262f5bf6d9dc754N.exe	31
PID 2084 wrote to memory of 2776	2084	4d9263337fbba1e57004b48e7650ad5c29106ca9b87b92ebc262f5bf6d9dc754N.exe	31
PID 2084 wrote to memory of 2776	2084	4d9263337fbba1e57004b48e7650ad5c29106ca9b87b92ebc262f5bf6d9dc754N.exe	31
PID 2084 wrote to memory of 2776	2084	4d9263337fbba1e57004b48e7650ad5c29106ca9b87b92ebc262f5bf6d9dc754N.exe	31
PID 2776 wrote to memory of 2668	2776	4d9263337fbba1e57004b48e7650ad5c29106ca9b87b92ebc262f5bf6d9dc754N.exe	32
PID 2776 wrote to memory of 2668	2776	4d9263337fbba1e57004b48e7650ad5c29106ca9b87b92ebc262f5bf6d9dc754N.exe	32
PID 2776 wrote to memory of 2668	2776	4d9263337fbba1e57004b48e7650ad5c29106ca9b87b92ebc262f5bf6d9dc754N.exe	32
PID 2776 wrote to memory of 2668	2776	4d9263337fbba1e57004b48e7650ad5c29106ca9b87b92ebc262f5bf6d9dc754N.exe	32
PID 2668 wrote to memory of 2704	2668	omsecor.exe	33
PID 2668 wrote to memory of 2704	2668	omsecor.exe	33
PID 2668 wrote to memory of 2704	2668	omsecor.exe	33
PID 2668 wrote to memory of 2704	2668	omsecor.exe	33
PID 2668 wrote to memory of 2704	2668	omsecor.exe	33
PID 2668 wrote to memory of 2704	2668	omsecor.exe	33
PID 2704 wrote to memory of 2884	2704	omsecor.exe	36
PID 2704 wrote to memory of 2884	2704	omsecor.exe	36
PID 2704 wrote to memory of 2884	2704	omsecor.exe	36
PID 2704 wrote to memory of 2884	2704	omsecor.exe	36
PID 2884 wrote to memory of 2024	2884	omsecor.exe	37
PID 2884 wrote to memory of 2024	2884	omsecor.exe	37
PID 2884 wrote to memory of 2024	2884	omsecor.exe	37
PID 2884 wrote to memory of 2024	2884	omsecor.exe	37
PID 2884 wrote to memory of 2024	2884	omsecor.exe	37
PID 2884 wrote to memory of 2024	2884	omsecor.exe	37
PID 2024 wrote to memory of 3036	2024	omsecor.exe	38
PID 2024 wrote to memory of 3036	2024	omsecor.exe	38
PID 2024 wrote to memory of 3036	2024	omsecor.exe	38
PID 2024 wrote to memory of 3036	2024	omsecor.exe	38
PID 3036 wrote to memory of 2196	3036	omsecor.exe	39
PID 3036 wrote to memory of 2196	3036	omsecor.exe	39
PID 3036 wrote to memory of 2196	3036	omsecor.exe	39
PID 3036 wrote to memory of 2196	3036	omsecor.exe	39
PID 3036 wrote to memory of 2196	3036	omsecor.exe	39
PID 3036 wrote to memory of 2196	3036	omsecor.exe	39

C:\Users\Admin\AppData\Local\Temp\4d9263337fbba1e57004b48e7650ad5c29106ca9b87b92ebc262f5bf6d9dc754N.exe
"C:\Users\Admin\AppData\Local\Temp\4d9263337fbba1e57004b48e7650ad5c29106ca9b87b92ebc262f5bf6d9dc754N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2084
- C:\Users\Admin\AppData\Local\Temp\4d9263337fbba1e57004b48e7650ad5c29106ca9b87b92ebc262f5bf6d9dc754N.exe
  C:\Users\Admin\AppData\Local\Temp\4d9263337fbba1e57004b48e7650ad5c29106ca9b87b92ebc262f5bf6d9dc754N.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2776
- - 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:2668
  - - 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:2704
    - - 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:2884
      - 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:2024
        
        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:3036
        
        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:2196

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
064a6a7912924367409b201f465c9254

SHA1
286d4e6649476dcd55ebf9c01d668bf34c513ead

SHA256
4f30c3a0012ea227c95f296d1246de3c0ffd87bba4df3c7c7bc4023c8820a68e

SHA512
1d6650fdc94c418d67b4cf9759b26a72cb53b7ca66d9b9af5f396adcb7ebda8e62ab12135051c142f3a20a49f3ac75661d43ccf505b0b136bb3950b70d97f697

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

Filesize
96KB

MD5
3276c018a48efa81f995bf038164d115

SHA1
b710bfd6c716eeb44745d0b64f8ce59b26966259

SHA256
769e6ee6dd99404c5c061bfc828bc842555a4a3b49e87abb41d482c42482d3fe

SHA512
1794b814d18089fa2eb60e6c5333b462035b937042873ca01abddfe818d616525f008423e2f0ee9b7e0fbf3e89868a173ca803c059537d9f8f51e3adec3724b3

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
764c02a2c75dec62e1a93cd62600066b

SHA1
0409fc6672d74f23656175256a3e35e2ddf76af0

SHA256
3cb253f3d4a878ece2dad854583465876c35c1df97a109527031dc87140d141a

SHA512
2d10b5cbd0874a7a02804ff1eaded3485787e9a93ff1490a442be811d1d65b0d09e70586d56c23c8d531f618c09d833f2ba57778cb1ef5dd7fdff81cd64bf9ff

Download Submit
memory/2024-90-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2084-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2084-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2196-91-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2668-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2668-21-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2668-24-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2704-55-0x0000000000310000-0x0000000000333000-memory.dmp

Filesize
140KB

Download
memory/2704-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2704-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2704-42-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2704-57-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2704-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2704-48-0x0000000000310000-0x0000000000333000-memory.dmp

Filesize
140KB

Download
memory/2776-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2776-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2776-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2776-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2776-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2884-58-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2884-68-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3036-88-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3036-80-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download