neconyd | 25b03dceb4c2e0a33ab3d5bf765ff9914746fe41017fb5a5e9e025139d0fc1b0

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-01-2025 10:34

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General

Target

25b03dceb4c2e0a33ab3d5bf765ff9914746fe41017fb5a5e9e025139d0fc1b0N.exe
Size

96KB
MD5

82a3064afc256638a9bc8609d7b04f20
SHA1

dc8fcf3de8dc90c81656256f402e159074a0a9b1
SHA256

25b03dceb4c2e0a33ab3d5bf765ff9914746fe41017fb5a5e9e025139d0fc1b0
SHA512

957c1028ed7350bfc7d7108be87bbe5ada1aad159895b29c6c18e12da7478525da5c04dc7d5e917bcab5383be9a7d713cf33a201d47024a6e80bb992e5605677
SSDEEP

1536:2nAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxL:2Gs8cd8eXlYairZYqMddH13L

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
2452	omsecor.exe
2180	omsecor.exe
2948	omsecor.exe
2900	omsecor.exe
1252	omsecor.exe
1760	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
1196	25b03dceb4c2e0a33ab3d5bf765ff9914746fe41017fb5a5e9e025139d0fc1b0N.exe
1196	25b03dceb4c2e0a33ab3d5bf765ff9914746fe41017fb5a5e9e025139d0fc1b0N.exe
2452	omsecor.exe
2180	omsecor.exe
2180	omsecor.exe
2900	omsecor.exe
2900	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 2416 set thread context of 1196	2416	25b03dceb4c2e0a33ab3d5bf765ff9914746fe41017fb5a5e9e025139d0fc1b0N.exe	30
PID 2452 set thread context of 2180	2452	omsecor.exe	32
PID 2948 set thread context of 2900	2948	omsecor.exe	36
PID 1252 set thread context of 1760	1252	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	25b03dceb4c2e0a33ab3d5bf765ff9914746fe41017fb5a5e9e025139d0fc1b0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	25b03dceb4c2e0a33ab3d5bf765ff9914746fe41017fb5a5e9e025139d0fc1b0N.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 2416 wrote to memory of 1196	2416	25b03dceb4c2e0a33ab3d5bf765ff9914746fe41017fb5a5e9e025139d0fc1b0N.exe	30
PID 2416 wrote to memory of 1196	2416	25b03dceb4c2e0a33ab3d5bf765ff9914746fe41017fb5a5e9e025139d0fc1b0N.exe	30
PID 2416 wrote to memory of 1196	2416	25b03dceb4c2e0a33ab3d5bf765ff9914746fe41017fb5a5e9e025139d0fc1b0N.exe	30
PID 2416 wrote to memory of 1196	2416	25b03dceb4c2e0a33ab3d5bf765ff9914746fe41017fb5a5e9e025139d0fc1b0N.exe	30
PID 2416 wrote to memory of 1196	2416	25b03dceb4c2e0a33ab3d5bf765ff9914746fe41017fb5a5e9e025139d0fc1b0N.exe	30
PID 2416 wrote to memory of 1196	2416	25b03dceb4c2e0a33ab3d5bf765ff9914746fe41017fb5a5e9e025139d0fc1b0N.exe	30
PID 1196 wrote to memory of 2452	1196	25b03dceb4c2e0a33ab3d5bf765ff9914746fe41017fb5a5e9e025139d0fc1b0N.exe	31
PID 1196 wrote to memory of 2452	1196	25b03dceb4c2e0a33ab3d5bf765ff9914746fe41017fb5a5e9e025139d0fc1b0N.exe	31
PID 1196 wrote to memory of 2452	1196	25b03dceb4c2e0a33ab3d5bf765ff9914746fe41017fb5a5e9e025139d0fc1b0N.exe	31
PID 1196 wrote to memory of 2452	1196	25b03dceb4c2e0a33ab3d5bf765ff9914746fe41017fb5a5e9e025139d0fc1b0N.exe	31
PID 2452 wrote to memory of 2180	2452	omsecor.exe	32
PID 2452 wrote to memory of 2180	2452	omsecor.exe	32
PID 2452 wrote to memory of 2180	2452	omsecor.exe	32
PID 2452 wrote to memory of 2180	2452	omsecor.exe	32
PID 2452 wrote to memory of 2180	2452	omsecor.exe	32
PID 2452 wrote to memory of 2180	2452	omsecor.exe	32
PID 2180 wrote to memory of 2948	2180	omsecor.exe	35
PID 2180 wrote to memory of 2948	2180	omsecor.exe	35
PID 2180 wrote to memory of 2948	2180	omsecor.exe	35
PID 2180 wrote to memory of 2948	2180	omsecor.exe	35
PID 2948 wrote to memory of 2900	2948	omsecor.exe	36
PID 2948 wrote to memory of 2900	2948	omsecor.exe	36
PID 2948 wrote to memory of 2900	2948	omsecor.exe	36
PID 2948 wrote to memory of 2900	2948	omsecor.exe	36
PID 2948 wrote to memory of 2900	2948	omsecor.exe	36
PID 2948 wrote to memory of 2900	2948	omsecor.exe	36
PID 2900 wrote to memory of 1252	2900	omsecor.exe	37
PID 2900 wrote to memory of 1252	2900	omsecor.exe	37
PID 2900 wrote to memory of 1252	2900	omsecor.exe	37
PID 2900 wrote to memory of 1252	2900	omsecor.exe	37
PID 1252 wrote to memory of 1760	1252	omsecor.exe	38
PID 1252 wrote to memory of 1760	1252	omsecor.exe	38
PID 1252 wrote to memory of 1760	1252	omsecor.exe	38
PID 1252 wrote to memory of 1760	1252	omsecor.exe	38
PID 1252 wrote to memory of 1760	1252	omsecor.exe	38
PID 1252 wrote to memory of 1760	1252	omsecor.exe	38

C:\Users\Admin\AppData\Local\Temp\25b03dceb4c2e0a33ab3d5bf765ff9914746fe41017fb5a5e9e025139d0fc1b0N.exe
"C:\Users\Admin\AppData\Local\Temp\25b03dceb4c2e0a33ab3d5bf765ff9914746fe41017fb5a5e9e025139d0fc1b0N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2416
- C:\Users\Admin\AppData\Local\Temp\25b03dceb4c2e0a33ab3d5bf765ff9914746fe41017fb5a5e9e025139d0fc1b0N.exe
  C:\Users\Admin\AppData\Local\Temp\25b03dceb4c2e0a33ab3d5bf765ff9914746fe41017fb5a5e9e025139d0fc1b0N.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1196
- - 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:2452
  - - 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:2180
    - - 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:2948
      - 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:2900
        
        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:1252
        
        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:1760

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
175ff8613e46b0ed394f0c289179cebf

SHA1
f17a7e2b05febe8b28f6f6c74d9d8d2f39621599

SHA256
91a72c6d342189658464e647acb222eeadbedb4e019ccc77d12947c27eac2c3f

SHA512
d1104fef152d60d470ea7457ac1de592c848a7c33dce6729ea15f289eaf81bcffe8e7e514acfd2454ca5b3c1410d3a8e351caa472df3eaf4d32fbe7d2a5b31b7

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

Filesize
96KB

MD5
6db853a4d4afa37880a777e634fb61bc

SHA1
25a841a402f07cde8c12217e4639761786f77fae

SHA256
8e98b3a58984404053b066f7b81c929c3e3b728e6a70dc5e6b59489ecad2e5d5

SHA512
e134376c2305537b0fb1514dada99e6cb3544208011b383fa3556c9ac85064328159c04af8aee2a3db4d6eff9e144dc9819e592284732bec3110aa1af5eedef3

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
a2f01893d72aa8d9b87f5b55ab57c153

SHA1
494feed376535c93db3f69d4ee078338a8430b47

SHA256
624210172f5dd5c8c7acc038402c93b7d45b499b765fae5eba1156f4c8aaf278

SHA512
80a230e6a98efdade26ad7fd5ea261ebd0b275bc5565e30949245cd2e92a18b0aef95e80771e57491b6d7d4fcd68a952970a103e3624bade99298c3feb21f997

Download Submit
memory/1196-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1196-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1196-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1196-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1196-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1196-14-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/1252-87-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1252-79-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1760-89-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2180-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2180-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2180-44-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2180-47-0x0000000000330000-0x0000000000353000-memory.dmp

Filesize
140KB

Download
memory/2180-53-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2180-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2416-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2416-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2452-31-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2452-22-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2900-70-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2948-56-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2948-65-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download