neconyd | afab42024bd75b37513c3fe61e5797836dbf6a67ae97b461d1606c90bd4b4641

Analysis

max time kernel
115s
max time network
119s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
04/10/2024, 20:11

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General

Target

afab42024bd75b37513c3fe61e5797836dbf6a67ae97b461d1606c90bd4b4641N.exe
Size

96KB
MD5

d5a9e370628ca8008e1193bf8f314160
SHA1

73f85117c4a3bd2903ae46e7081add3479fb15ae
SHA256

afab42024bd75b37513c3fe61e5797836dbf6a67ae97b461d1606c90bd4b4641
SHA512

8108563002fe522ed6e308c0562d940304263d237d5561f8c1be59ea82aabc838ce3a3c9e827abe1f13f9315a121645c710480f10784094b2a1d746c25ba1b3b
SSDEEP

1536:jnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxL:jGs8cd8eXlYairZYqMddH13L

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

Executes dropped EXE 6 IoCs

pid	Process
2352	omsecor.exe
1924	omsecor.exe
1984	omsecor.exe
2984	omsecor.exe
1544	omsecor.exe
2260	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
2948	afab42024bd75b37513c3fe61e5797836dbf6a67ae97b461d1606c90bd4b4641N.exe
2948	afab42024bd75b37513c3fe61e5797836dbf6a67ae97b461d1606c90bd4b4641N.exe
2352	omsecor.exe
1924	omsecor.exe
1924	omsecor.exe
2984	omsecor.exe
2984	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 2172 set thread context of 2948	2172	afab42024bd75b37513c3fe61e5797836dbf6a67ae97b461d1606c90bd4b4641N.exe	30
PID 2352 set thread context of 1924	2352	omsecor.exe	32
PID 1984 set thread context of 2984	1984	omsecor.exe	36
PID 1544 set thread context of 2260	1544	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	afab42024bd75b37513c3fe61e5797836dbf6a67ae97b461d1606c90bd4b4641N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	afab42024bd75b37513c3fe61e5797836dbf6a67ae97b461d1606c90bd4b4641N.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 2172 wrote to memory of 2948	2172	afab42024bd75b37513c3fe61e5797836dbf6a67ae97b461d1606c90bd4b4641N.exe	30
PID 2172 wrote to memory of 2948	2172	afab42024bd75b37513c3fe61e5797836dbf6a67ae97b461d1606c90bd4b4641N.exe	30
PID 2172 wrote to memory of 2948	2172	afab42024bd75b37513c3fe61e5797836dbf6a67ae97b461d1606c90bd4b4641N.exe	30
PID 2172 wrote to memory of 2948	2172	afab42024bd75b37513c3fe61e5797836dbf6a67ae97b461d1606c90bd4b4641N.exe	30
PID 2172 wrote to memory of 2948	2172	afab42024bd75b37513c3fe61e5797836dbf6a67ae97b461d1606c90bd4b4641N.exe	30
PID 2172 wrote to memory of 2948	2172	afab42024bd75b37513c3fe61e5797836dbf6a67ae97b461d1606c90bd4b4641N.exe	30
PID 2948 wrote to memory of 2352	2948	afab42024bd75b37513c3fe61e5797836dbf6a67ae97b461d1606c90bd4b4641N.exe	31
PID 2948 wrote to memory of 2352	2948	afab42024bd75b37513c3fe61e5797836dbf6a67ae97b461d1606c90bd4b4641N.exe	31
PID 2948 wrote to memory of 2352	2948	afab42024bd75b37513c3fe61e5797836dbf6a67ae97b461d1606c90bd4b4641N.exe	31
PID 2948 wrote to memory of 2352	2948	afab42024bd75b37513c3fe61e5797836dbf6a67ae97b461d1606c90bd4b4641N.exe	31
PID 2352 wrote to memory of 1924	2352	omsecor.exe	32
PID 2352 wrote to memory of 1924	2352	omsecor.exe	32
PID 2352 wrote to memory of 1924	2352	omsecor.exe	32
PID 2352 wrote to memory of 1924	2352	omsecor.exe	32
PID 2352 wrote to memory of 1924	2352	omsecor.exe	32
PID 2352 wrote to memory of 1924	2352	omsecor.exe	32
PID 1924 wrote to memory of 1984	1924	omsecor.exe	35
PID 1924 wrote to memory of 1984	1924	omsecor.exe	35
PID 1924 wrote to memory of 1984	1924	omsecor.exe	35
PID 1924 wrote to memory of 1984	1924	omsecor.exe	35
PID 1984 wrote to memory of 2984	1984	omsecor.exe	36
PID 1984 wrote to memory of 2984	1984	omsecor.exe	36
PID 1984 wrote to memory of 2984	1984	omsecor.exe	36
PID 1984 wrote to memory of 2984	1984	omsecor.exe	36
PID 1984 wrote to memory of 2984	1984	omsecor.exe	36
PID 1984 wrote to memory of 2984	1984	omsecor.exe	36
PID 2984 wrote to memory of 1544	2984	omsecor.exe	37
PID 2984 wrote to memory of 1544	2984	omsecor.exe	37
PID 2984 wrote to memory of 1544	2984	omsecor.exe	37
PID 2984 wrote to memory of 1544	2984	omsecor.exe	37
PID 1544 wrote to memory of 2260	1544	omsecor.exe	38
PID 1544 wrote to memory of 2260	1544	omsecor.exe	38
PID 1544 wrote to memory of 2260	1544	omsecor.exe	38
PID 1544 wrote to memory of 2260	1544	omsecor.exe	38
PID 1544 wrote to memory of 2260	1544	omsecor.exe	38
PID 1544 wrote to memory of 2260	1544	omsecor.exe	38

C:\Users\Admin\AppData\Local\Temp\afab42024bd75b37513c3fe61e5797836dbf6a67ae97b461d1606c90bd4b4641N.exe
"C:\Users\Admin\AppData\Local\Temp\afab42024bd75b37513c3fe61e5797836dbf6a67ae97b461d1606c90bd4b4641N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2172
- C:\Users\Admin\AppData\Local\Temp\afab42024bd75b37513c3fe61e5797836dbf6a67ae97b461d1606c90bd4b4641N.exe
  C:\Users\Admin\AppData\Local\Temp\afab42024bd75b37513c3fe61e5797836dbf6a67ae97b461d1606c90bd4b4641N.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2948
- - 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:2352
  - - 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:1924
    - - 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:1984
      - 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:2984
        
        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:1544
        
        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:2260

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
86aa26b6a1a08cf74acf7c29e1de5fee

SHA1
598af807a31a2557969bd6784607d624c6bded11

SHA256
8ef4c3c08dbe1fe8ef0c71be72fbcfd86c1d14222a0d16cb1ad361b419dc8074

SHA512
2dd78538c77ffd209ba0cbe006ababaf934e3668163ab9be49fd3c17d0132cf10b3d31100922c1b1715a2db08cef7c5362c2f3065e930b50dd331fa154da8c68

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

Filesize
96KB

MD5
79cc021be71e1ee2df18cb1c6fe24153

SHA1
5db722a929dc815489fe42e322d6c1c6c1ba6b3d

SHA256
f010a54cd97d0f412cdfce18e0e1350bfe077c8bfe462d4ff2c1f1404c0c0e7e

SHA512
f738288b7197b4b483fefff50871b212d6dccddbb283bfe947df53de361c5b5a8e47c4d02fff89c343cfa3b3612fa7d99bf8450f325b5d35b4f11d77a5ac960b

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
d05c654b7a8ffccc445151f423885047

SHA1
d10a2c9e1f3609bb8d136d28c11c49c79414c706

SHA256
6ff490d347fe034e00bd95c761961f43365a6b0f63dfc26668db6334586ecf34

SHA512
44b09436a13cbb8f67a437e59852d04bc083e29db2f2d5d1b8b5eb10ef5e37e2bda2cb540d96ba8385eb032dc5140372c9099014f1790acf40ae0adf318a403d

Download Submit
memory/1544-87-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1544-80-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1924-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1924-56-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1924-48-0x0000000002010000-0x0000000002033000-memory.dmp

Filesize
140KB

Download
memory/1924-45-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1924-42-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1924-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1984-67-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2172-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2172-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2260-90-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2352-22-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2352-31-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2948-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2948-14-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2948-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2948-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2948-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2948-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2984-72-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download