neconyd | 3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e

Analysis

max time kernel
145s
max time network
147s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-12-2024 09:20

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General

Target

3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe
Size

96KB
MD5

368d064efacaaa20abc57a01c83e0f3e
SHA1

2f0a36ebc6e185071605afa653ad3da504d4df62
SHA256

3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e
SHA512

641a4ac039b2cb409b615069c1874a004e0f0da2e4a69937bd176a089c12b1960597afb12bb10b0f218ecc126cf85ad53a5ae4f099844ab316e3d43c20f172c9
SSDEEP

1536:+nAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxh:+Gs8cd8eXlYairZYqMddH13h

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
2824	omsecor.exe
2652	omsecor.exe
1992	omsecor.exe
768	omsecor.exe
2204	omsecor.exe
1896	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
1732	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe
1732	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe
2824	omsecor.exe
2652	omsecor.exe
2652	omsecor.exe
768	omsecor.exe
768	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 1916 set thread context of 1732	1916	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe	31
PID 2824 set thread context of 2652	2824	omsecor.exe	33
PID 1992 set thread context of 768	1992	omsecor.exe	37
PID 2204 set thread context of 1896	2204	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	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.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 1916 wrote to memory of 1732	1916	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe	31
PID 1916 wrote to memory of 1732	1916	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe	31
PID 1916 wrote to memory of 1732	1916	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe	31
PID 1916 wrote to memory of 1732	1916	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe	31
PID 1916 wrote to memory of 1732	1916	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe	31
PID 1916 wrote to memory of 1732	1916	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe	31
PID 1732 wrote to memory of 2824	1732	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe	32
PID 1732 wrote to memory of 2824	1732	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe	32
PID 1732 wrote to memory of 2824	1732	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe	32
PID 1732 wrote to memory of 2824	1732	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe	32
PID 2824 wrote to memory of 2652	2824	omsecor.exe	33
PID 2824 wrote to memory of 2652	2824	omsecor.exe	33
PID 2824 wrote to memory of 2652	2824	omsecor.exe	33
PID 2824 wrote to memory of 2652	2824	omsecor.exe	33
PID 2824 wrote to memory of 2652	2824	omsecor.exe	33
PID 2824 wrote to memory of 2652	2824	omsecor.exe	33
PID 2652 wrote to memory of 1992	2652	omsecor.exe	36
PID 2652 wrote to memory of 1992	2652	omsecor.exe	36
PID 2652 wrote to memory of 1992	2652	omsecor.exe	36
PID 2652 wrote to memory of 1992	2652	omsecor.exe	36
PID 1992 wrote to memory of 768	1992	omsecor.exe	37
PID 1992 wrote to memory of 768	1992	omsecor.exe	37
PID 1992 wrote to memory of 768	1992	omsecor.exe	37
PID 1992 wrote to memory of 768	1992	omsecor.exe	37
PID 1992 wrote to memory of 768	1992	omsecor.exe	37
PID 1992 wrote to memory of 768	1992	omsecor.exe	37
PID 768 wrote to memory of 2204	768	omsecor.exe	38
PID 768 wrote to memory of 2204	768	omsecor.exe	38
PID 768 wrote to memory of 2204	768	omsecor.exe	38
PID 768 wrote to memory of 2204	768	omsecor.exe	38
PID 2204 wrote to memory of 1896	2204	omsecor.exe	39
PID 2204 wrote to memory of 1896	2204	omsecor.exe	39
PID 2204 wrote to memory of 1896	2204	omsecor.exe	39
PID 2204 wrote to memory of 1896	2204	omsecor.exe	39
PID 2204 wrote to memory of 1896	2204	omsecor.exe	39
PID 2204 wrote to memory of 1896	2204	omsecor.exe	39

C:\Users\Admin\AppData\Local\Temp\3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe
"C:\Users\Admin\AppData\Local\Temp\3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1916
- C:\Users\Admin\AppData\Local\Temp\3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe
  C:\Users\Admin\AppData\Local\Temp\3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1732
- - 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:2824
  - - 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:2652
    - - 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:1992
      - 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:768
        
        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:2204
        
        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:1896

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

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

Filesize
96KB

MD5
bf7081c5fb72643cae63538b0128b8b8

SHA1
ac3e5ac8e5d58b60740da52458b17c762cd17024

SHA256
44ac5aa265f57cf9df83355e6ba0f6dc64f91351229b6ebba9946c514b07347f

SHA512
4653a7c3f8c03681f38a52e6bd7c46b2f68b700382e95218e04579f22087ef6473b3cc1c0cef7837fcc3410c9278a5875cafc9867dbfadc9fdd58eda1d4b5711

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

Filesize
96KB

MD5
744a7cf2a2fe9a0bd5c7c76fa25ffad2

SHA1
004a53893d9e82f177976164e519409f57d34678

SHA256
cdbc9cbc942eba1683901ab4edab2b0455295e88f8ca0ddabf31381e9513dcb4

SHA512
f8a12283996a8874eb198d357207e45f6eb406e5e820dfc774f9f1e37033f143897fb141d869fc4c79c9f4c8aca272b19e2f2ebb8443633e8a093ee9e6325861

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
e8b7777b59ff340feb93250a63dd2a37

SHA1
dc698fea58f49f0505b95eaed0681d5b8a145ee5

SHA256
3d475ccfbf3426c606c25d40547d2b7fb592aa92a1c416aec7c3cf80d33ecfd1

SHA512
33e06934fabecdc6af56eb36d9f8a376690ca32f4baeb5bb4626d7ec050ed54527a08f07c8f317c2855edad1b83f9aa93244e8175c3fa4a130ff37c0bebdd9f1

Download Submit
memory/768-78-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/768-88-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/1732-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1732-10-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1732-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1732-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1732-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1896-92-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1896-89-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1916-8-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1916-7-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/1916-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1992-65-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2204-86-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2652-47-0x0000000000440000-0x0000000000463000-memory.dmp

Filesize
140KB

Download
memory/2652-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2652-44-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2652-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2652-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2652-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2824-31-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2824-22-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download