neconyd | 1f258bc13ee7af4278a9f6b79a7885857d0fb89c162bd94507bb78c1c91e8c70

Analysis

max time kernel
115s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16-12-2024 15:16

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General

Target

1f258bc13ee7af4278a9f6b79a7885857d0fb89c162bd94507bb78c1c91e8c70N.exe
Size

96KB
MD5

526f09b131e50e09afbb2e5b581fae60
SHA1

5e0a3e5e30de8c5b18165e4ffc15b47e43c07a1e
SHA256

1f258bc13ee7af4278a9f6b79a7885857d0fb89c162bd94507bb78c1c91e8c70
SHA512

0635a7aa65177fbcf29c5d3d65c4768ad601d966f1104a917dcb800e79a750e7ba4c141ba2428594a5cea211015df3311a05bd46a1c4904ec12f2018410df793
SSDEEP

1536:ynAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxL:yGs8cd8eXlYairZYqMddH13L

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
1608	omsecor.exe
1660	omsecor.exe
1052	omsecor.exe
2400	omsecor.exe
1576	omsecor.exe
2020	omsecor.exe

Loads dropped DLL 8 IoCs

pid	Process
1736	1f258bc13ee7af4278a9f6b79a7885857d0fb89c162bd94507bb78c1c91e8c70N.exe
1736	1f258bc13ee7af4278a9f6b79a7885857d0fb89c162bd94507bb78c1c91e8c70N.exe
1608	omsecor.exe
1660	omsecor.exe
1660	omsecor.exe
1052	omsecor.exe
2400	omsecor.exe
2400	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 2136 set thread context of 1736	2136	1f258bc13ee7af4278a9f6b79a7885857d0fb89c162bd94507bb78c1c91e8c70N.exe	28
PID 1608 set thread context of 1660	1608	omsecor.exe	30
PID 1052 set thread context of 2400	1052	omsecor.exe	35
PID 1576 set thread context of 2020	1576	omsecor.exe	37

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	1f258bc13ee7af4278a9f6b79a7885857d0fb89c162bd94507bb78c1c91e8c70N.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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1f258bc13ee7af4278a9f6b79a7885857d0fb89c162bd94507bb78c1c91e8c70N.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2136 wrote to memory of 1736	2136	1f258bc13ee7af4278a9f6b79a7885857d0fb89c162bd94507bb78c1c91e8c70N.exe	28
PID 2136 wrote to memory of 1736	2136	1f258bc13ee7af4278a9f6b79a7885857d0fb89c162bd94507bb78c1c91e8c70N.exe	28
PID 2136 wrote to memory of 1736	2136	1f258bc13ee7af4278a9f6b79a7885857d0fb89c162bd94507bb78c1c91e8c70N.exe	28
PID 2136 wrote to memory of 1736	2136	1f258bc13ee7af4278a9f6b79a7885857d0fb89c162bd94507bb78c1c91e8c70N.exe	28
PID 2136 wrote to memory of 1736	2136	1f258bc13ee7af4278a9f6b79a7885857d0fb89c162bd94507bb78c1c91e8c70N.exe	28
PID 2136 wrote to memory of 1736	2136	1f258bc13ee7af4278a9f6b79a7885857d0fb89c162bd94507bb78c1c91e8c70N.exe	28
PID 1736 wrote to memory of 1608	1736	1f258bc13ee7af4278a9f6b79a7885857d0fb89c162bd94507bb78c1c91e8c70N.exe	29
PID 1736 wrote to memory of 1608	1736	1f258bc13ee7af4278a9f6b79a7885857d0fb89c162bd94507bb78c1c91e8c70N.exe	29
PID 1736 wrote to memory of 1608	1736	1f258bc13ee7af4278a9f6b79a7885857d0fb89c162bd94507bb78c1c91e8c70N.exe	29
PID 1736 wrote to memory of 1608	1736	1f258bc13ee7af4278a9f6b79a7885857d0fb89c162bd94507bb78c1c91e8c70N.exe	29
PID 1608 wrote to memory of 1660	1608	omsecor.exe	30
PID 1608 wrote to memory of 1660	1608	omsecor.exe	30
PID 1608 wrote to memory of 1660	1608	omsecor.exe	30
PID 1608 wrote to memory of 1660	1608	omsecor.exe	30
PID 1608 wrote to memory of 1660	1608	omsecor.exe	30
PID 1608 wrote to memory of 1660	1608	omsecor.exe	30
PID 1660 wrote to memory of 1052	1660	omsecor.exe	34
PID 1660 wrote to memory of 1052	1660	omsecor.exe	34
PID 1660 wrote to memory of 1052	1660	omsecor.exe	34
PID 1660 wrote to memory of 1052	1660	omsecor.exe	34
PID 1052 wrote to memory of 2400	1052	omsecor.exe	35
PID 1052 wrote to memory of 2400	1052	omsecor.exe	35
PID 1052 wrote to memory of 2400	1052	omsecor.exe	35
PID 1052 wrote to memory of 2400	1052	omsecor.exe	35
PID 1052 wrote to memory of 2400	1052	omsecor.exe	35
PID 1052 wrote to memory of 2400	1052	omsecor.exe	35
PID 2400 wrote to memory of 1576	2400	omsecor.exe	36
PID 2400 wrote to memory of 1576	2400	omsecor.exe	36
PID 2400 wrote to memory of 1576	2400	omsecor.exe	36
PID 2400 wrote to memory of 1576	2400	omsecor.exe	36
PID 1576 wrote to memory of 2020	1576	omsecor.exe	37
PID 1576 wrote to memory of 2020	1576	omsecor.exe	37
PID 1576 wrote to memory of 2020	1576	omsecor.exe	37
PID 1576 wrote to memory of 2020	1576	omsecor.exe	37
PID 1576 wrote to memory of 2020	1576	omsecor.exe	37
PID 1576 wrote to memory of 2020	1576	omsecor.exe	37

C:\Users\Admin\AppData\Local\Temp\1f258bc13ee7af4278a9f6b79a7885857d0fb89c162bd94507bb78c1c91e8c70N.exe
"C:\Users\Admin\AppData\Local\Temp\1f258bc13ee7af4278a9f6b79a7885857d0fb89c162bd94507bb78c1c91e8c70N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2136
- C:\Users\Admin\AppData\Local\Temp\1f258bc13ee7af4278a9f6b79a7885857d0fb89c162bd94507bb78c1c91e8c70N.exe
  C:\Users\Admin\AppData\Local\Temp\1f258bc13ee7af4278a9f6b79a7885857d0fb89c162bd94507bb78c1c91e8c70N.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1736
- - 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:1608
  - - 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:1660
    - - C:\Windows\SysWOW64\omsecor.exe
        
        C:\Windows\System32\omsecor.exe
        5⤵
        Executes dropped EXE
        Loads dropped DLL
        Suspicious use of SetThreadContext
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1052
      - 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:2400
        
        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:1576
        
        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:2020

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
fa3117e39b8ed88967b4ca79432ce9a4

SHA1
7cc5c7e51731b1c1b1a0c25eaf13c7053e453d3c

SHA256
4b6a6c6d11b4ba1bb9e0690f2dbcb58e737774e00ea0bf1c7769582b87d63987

SHA512
6bbfea8a4d98a6b63487aa81030a1de3b90e60ac8047e16c2f15d7a2893ed98165a2d7f38afae86c7d48c44bbf7b75c86f8285a2887e1284d4487b9c10e0e0c7

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

Filesize
96KB

MD5
2cefc4efd1d9f316a1d62047de0cfa08

SHA1
e90e4a12596df984a8b265574e8d3dc896672243

SHA256
68b6db4779bb635930f2def9a03cd73e1cb15407991f34106b0eb218898d9328

SHA512
3bdaaeb8ec284db065569f9041a7dbbf33df4198e881bc36dcc155f7072bb320777c2401471138adb36566657b4a42b337d02c08da82b3974ae73b0829a6e19c

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
d9f1fd707f10304b10cb7644821665b5

SHA1
42048a02b274ed53e246551c2ff28b7dc248ea12

SHA256
0bace152e4523e2ec0aaf39f542243886f5fdca8f397114d02da7c030dba646d

SHA512
26a564d19bdd6e66f216515e78bd8348c500da14f63287bb056a07b43836ea189a238150cd2a364e85da3c38cef1fa0a13fa20f7db470156f6f406a0e622765c

Download Submit
memory/1052-68-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1052-58-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1576-89-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1576-82-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1608-29-0x00000000005C0000-0x00000000005E3000-memory.dmp

Filesize
140KB

Download
memory/1608-21-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1608-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1660-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1660-53-0x0000000000340000-0x0000000000363000-memory.dmp

Filesize
140KB

Download
memory/1660-57-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1660-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1660-44-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1660-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1660-54-0x0000000000340000-0x0000000000363000-memory.dmp

Filesize
140KB

Download
memory/1736-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1736-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1736-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1736-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1736-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2020-92-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2136-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2136-8-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2400-73-0x00000000002B0000-0x00000000002D3000-memory.dmp

Filesize
140KB

Download