neconyd | 3faa574172a19eba7bdc738abb42ec4a8b35cdc107394872e3026ab366dfc0c3

Analysis

max time kernel
115s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
22/01/2025, 11:39

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General

Target

3faa574172a19eba7bdc738abb42ec4a8b35cdc107394872e3026ab366dfc0c3N.exe
Size

96KB
MD5

a81d20fbc59985a3b7db87bbfaee5fe0
SHA1

8b7cbd78491f5dbc93c912a7464a9d3baff85ba6
SHA256

3faa574172a19eba7bdc738abb42ec4a8b35cdc107394872e3026ab366dfc0c3
SHA512

035f5e0ef094134c32f47754d3692f36ea88f9ff54c77cdd17c4bef0281b000edf3b5c3d949e00ccb3d0e26b8566114a87ab4590cb8edc6d5a48a301f1f64128
SSDEEP

1536:GnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxb:GGs8cd8eXlYairZYqMddH13b

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
2448	omsecor.exe
2948	omsecor.exe
2064	omsecor.exe
2016	omsecor.exe
1448	omsecor.exe
1744	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
3008	3faa574172a19eba7bdc738abb42ec4a8b35cdc107394872e3026ab366dfc0c3N.exe
3008	3faa574172a19eba7bdc738abb42ec4a8b35cdc107394872e3026ab366dfc0c3N.exe
2448	omsecor.exe
2948	omsecor.exe
2948	omsecor.exe
2016	omsecor.exe
2016	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 2660 set thread context of 3008	2660	3faa574172a19eba7bdc738abb42ec4a8b35cdc107394872e3026ab366dfc0c3N.exe	29
PID 2448 set thread context of 2948	2448	omsecor.exe	31
PID 2064 set thread context of 2016	2064	omsecor.exe	34
PID 1448 set thread context of 1744	1448	omsecor.exe	36

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	3faa574172a19eba7bdc738abb42ec4a8b35cdc107394872e3026ab366dfc0c3N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3faa574172a19eba7bdc738abb42ec4a8b35cdc107394872e3026ab366dfc0c3N.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 2660 wrote to memory of 3008	2660	3faa574172a19eba7bdc738abb42ec4a8b35cdc107394872e3026ab366dfc0c3N.exe	29
PID 2660 wrote to memory of 3008	2660	3faa574172a19eba7bdc738abb42ec4a8b35cdc107394872e3026ab366dfc0c3N.exe	29
PID 2660 wrote to memory of 3008	2660	3faa574172a19eba7bdc738abb42ec4a8b35cdc107394872e3026ab366dfc0c3N.exe	29
PID 2660 wrote to memory of 3008	2660	3faa574172a19eba7bdc738abb42ec4a8b35cdc107394872e3026ab366dfc0c3N.exe	29
PID 2660 wrote to memory of 3008	2660	3faa574172a19eba7bdc738abb42ec4a8b35cdc107394872e3026ab366dfc0c3N.exe	29
PID 2660 wrote to memory of 3008	2660	3faa574172a19eba7bdc738abb42ec4a8b35cdc107394872e3026ab366dfc0c3N.exe	29
PID 3008 wrote to memory of 2448	3008	3faa574172a19eba7bdc738abb42ec4a8b35cdc107394872e3026ab366dfc0c3N.exe	30
PID 3008 wrote to memory of 2448	3008	3faa574172a19eba7bdc738abb42ec4a8b35cdc107394872e3026ab366dfc0c3N.exe	30
PID 3008 wrote to memory of 2448	3008	3faa574172a19eba7bdc738abb42ec4a8b35cdc107394872e3026ab366dfc0c3N.exe	30
PID 3008 wrote to memory of 2448	3008	3faa574172a19eba7bdc738abb42ec4a8b35cdc107394872e3026ab366dfc0c3N.exe	30
PID 2448 wrote to memory of 2948	2448	omsecor.exe	31
PID 2448 wrote to memory of 2948	2448	omsecor.exe	31
PID 2448 wrote to memory of 2948	2448	omsecor.exe	31
PID 2448 wrote to memory of 2948	2448	omsecor.exe	31
PID 2448 wrote to memory of 2948	2448	omsecor.exe	31
PID 2448 wrote to memory of 2948	2448	omsecor.exe	31
PID 2948 wrote to memory of 2064	2948	omsecor.exe	33
PID 2948 wrote to memory of 2064	2948	omsecor.exe	33
PID 2948 wrote to memory of 2064	2948	omsecor.exe	33
PID 2948 wrote to memory of 2064	2948	omsecor.exe	33
PID 2064 wrote to memory of 2016	2064	omsecor.exe	34
PID 2064 wrote to memory of 2016	2064	omsecor.exe	34
PID 2064 wrote to memory of 2016	2064	omsecor.exe	34
PID 2064 wrote to memory of 2016	2064	omsecor.exe	34
PID 2064 wrote to memory of 2016	2064	omsecor.exe	34
PID 2064 wrote to memory of 2016	2064	omsecor.exe	34
PID 2016 wrote to memory of 1448	2016	omsecor.exe	35
PID 2016 wrote to memory of 1448	2016	omsecor.exe	35
PID 2016 wrote to memory of 1448	2016	omsecor.exe	35
PID 2016 wrote to memory of 1448	2016	omsecor.exe	35
PID 1448 wrote to memory of 1744	1448	omsecor.exe	36
PID 1448 wrote to memory of 1744	1448	omsecor.exe	36
PID 1448 wrote to memory of 1744	1448	omsecor.exe	36
PID 1448 wrote to memory of 1744	1448	omsecor.exe	36
PID 1448 wrote to memory of 1744	1448	omsecor.exe	36
PID 1448 wrote to memory of 1744	1448	omsecor.exe	36

C:\Users\Admin\AppData\Local\Temp\3faa574172a19eba7bdc738abb42ec4a8b35cdc107394872e3026ab366dfc0c3N.exe
"C:\Users\Admin\AppData\Local\Temp\3faa574172a19eba7bdc738abb42ec4a8b35cdc107394872e3026ab366dfc0c3N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2660
- C:\Users\Admin\AppData\Local\Temp\3faa574172a19eba7bdc738abb42ec4a8b35cdc107394872e3026ab366dfc0c3N.exe
  C:\Users\Admin\AppData\Local\Temp\3faa574172a19eba7bdc738abb42ec4a8b35cdc107394872e3026ab366dfc0c3N.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3008
- - 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:2448
  - - 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:2948
    - - 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:2064
      - 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:2016
        
        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:1448
        
        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:1744

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

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Downloads

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

Filesize
96KB

MD5
41727eb08ad5cbef79d109b0b24dbd3b

SHA1
125a88131440768053ab0bd76a2b0808897c2744

SHA256
b37c2272f536f2a8f57eb7414e91407a4b3c10faa6a029ba0d7fee5281990265

SHA512
8d26d4038dc05390af1f2704a1bac0e927af444b949f2c72c1a09a87a318a1ceb5511c96d9d553dc536835c58f2ede4f28b4d3412251e64ec1e047d5b147e1e5

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

Filesize
96KB

MD5
4e9e560ba2df60a8d7fd9221f0d7cd31

SHA1
45d7df9af9f7614d8498a383f9e3aa5e97003121

SHA256
46d86820e33db1433ca173c5f6f5de2848431d691ceab999aa19fd347f6d7a12

SHA512
9b25fdf4af733f35b871feb712b60f2550ec3c91674961ba46b3b70de59e836e6e8f48ca6c92037b20f837921392e8e253b63d9d74ab5700f0d34c60c3d32718

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
ef25274211f3af02b3c950976a45ba21

SHA1
5ece2b15dc3136c6c6071040d6a17c43eda1be05

SHA256
1b4b34834fd5bfcf9329e07c0163e50ca22ca174d0fb1001c2d9431ce0e67268

SHA512
26a1ee6ab8af7b12e6cc90f76763035bcd4cb2fa87823787acff584f87b0a76f15fd98606f47848f902f8b9ba32cebc74c2f9a47c20e444cf2e8687fd8f474e5

Download Submit
memory/1448-88-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1448-79-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1744-89-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2064-67-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2064-57-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2448-21-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2448-29-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2448-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2660-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2660-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2948-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2948-44-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2948-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2948-47-0x0000000000310000-0x0000000000333000-memory.dmp

Filesize
140KB

Download
memory/2948-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2948-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3008-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3008-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3008-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3008-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3008-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download