neconyd | fa56d5e7d6838bac9dfc8957e606e7a1deec9b03976282baddf6033c7b281755

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 14:06

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General

Target

fa56d5e7d6838bac9dfc8957e606e7a1deec9b03976282baddf6033c7b281755N.exe
Size

96KB
MD5

b3ed9190eeb41cfeebf7fe819ebb0500
SHA1

0720d3e3de08c0574e391dea8b49bd6ce3b1065b
SHA256

fa56d5e7d6838bac9dfc8957e606e7a1deec9b03976282baddf6033c7b281755
SHA512

b6a8d35dc333b4ebb3ab427fbc99612da1a87dbbc23333e564c779ad8824b9420aa415bf8b7c668c0c1710bd9aa17832361bf029d81da3c4d80485a3006ba8c0
SSDEEP

1536:MnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxL:MGs8cd8eXlYairZYqMddH13L

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
2940	omsecor.exe
2800	omsecor.exe
1980	omsecor.exe
1640	omsecor.exe
2872	omsecor.exe
2876	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
772	fa56d5e7d6838bac9dfc8957e606e7a1deec9b03976282baddf6033c7b281755N.exe
772	fa56d5e7d6838bac9dfc8957e606e7a1deec9b03976282baddf6033c7b281755N.exe
2940	omsecor.exe
2800	omsecor.exe
2800	omsecor.exe
1640	omsecor.exe
1640	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 1864 set thread context of 772	1864	fa56d5e7d6838bac9dfc8957e606e7a1deec9b03976282baddf6033c7b281755N.exe	30
PID 2940 set thread context of 2800	2940	omsecor.exe	32
PID 1980 set thread context of 1640	1980	omsecor.exe	36
PID 2872 set thread context of 2876	2872	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	fa56d5e7d6838bac9dfc8957e606e7a1deec9b03976282baddf6033c7b281755N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fa56d5e7d6838bac9dfc8957e606e7a1deec9b03976282baddf6033c7b281755N.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 1864 wrote to memory of 772	1864	fa56d5e7d6838bac9dfc8957e606e7a1deec9b03976282baddf6033c7b281755N.exe	30
PID 1864 wrote to memory of 772	1864	fa56d5e7d6838bac9dfc8957e606e7a1deec9b03976282baddf6033c7b281755N.exe	30
PID 1864 wrote to memory of 772	1864	fa56d5e7d6838bac9dfc8957e606e7a1deec9b03976282baddf6033c7b281755N.exe	30
PID 1864 wrote to memory of 772	1864	fa56d5e7d6838bac9dfc8957e606e7a1deec9b03976282baddf6033c7b281755N.exe	30
PID 1864 wrote to memory of 772	1864	fa56d5e7d6838bac9dfc8957e606e7a1deec9b03976282baddf6033c7b281755N.exe	30
PID 1864 wrote to memory of 772	1864	fa56d5e7d6838bac9dfc8957e606e7a1deec9b03976282baddf6033c7b281755N.exe	30
PID 772 wrote to memory of 2940	772	fa56d5e7d6838bac9dfc8957e606e7a1deec9b03976282baddf6033c7b281755N.exe	31
PID 772 wrote to memory of 2940	772	fa56d5e7d6838bac9dfc8957e606e7a1deec9b03976282baddf6033c7b281755N.exe	31
PID 772 wrote to memory of 2940	772	fa56d5e7d6838bac9dfc8957e606e7a1deec9b03976282baddf6033c7b281755N.exe	31
PID 772 wrote to memory of 2940	772	fa56d5e7d6838bac9dfc8957e606e7a1deec9b03976282baddf6033c7b281755N.exe	31
PID 2940 wrote to memory of 2800	2940	omsecor.exe	32
PID 2940 wrote to memory of 2800	2940	omsecor.exe	32
PID 2940 wrote to memory of 2800	2940	omsecor.exe	32
PID 2940 wrote to memory of 2800	2940	omsecor.exe	32
PID 2940 wrote to memory of 2800	2940	omsecor.exe	32
PID 2940 wrote to memory of 2800	2940	omsecor.exe	32
PID 2800 wrote to memory of 1980	2800	omsecor.exe	35
PID 2800 wrote to memory of 1980	2800	omsecor.exe	35
PID 2800 wrote to memory of 1980	2800	omsecor.exe	35
PID 2800 wrote to memory of 1980	2800	omsecor.exe	35
PID 1980 wrote to memory of 1640	1980	omsecor.exe	36
PID 1980 wrote to memory of 1640	1980	omsecor.exe	36
PID 1980 wrote to memory of 1640	1980	omsecor.exe	36
PID 1980 wrote to memory of 1640	1980	omsecor.exe	36
PID 1980 wrote to memory of 1640	1980	omsecor.exe	36
PID 1980 wrote to memory of 1640	1980	omsecor.exe	36
PID 1640 wrote to memory of 2872	1640	omsecor.exe	37
PID 1640 wrote to memory of 2872	1640	omsecor.exe	37
PID 1640 wrote to memory of 2872	1640	omsecor.exe	37
PID 1640 wrote to memory of 2872	1640	omsecor.exe	37
PID 2872 wrote to memory of 2876	2872	omsecor.exe	38
PID 2872 wrote to memory of 2876	2872	omsecor.exe	38
PID 2872 wrote to memory of 2876	2872	omsecor.exe	38
PID 2872 wrote to memory of 2876	2872	omsecor.exe	38
PID 2872 wrote to memory of 2876	2872	omsecor.exe	38
PID 2872 wrote to memory of 2876	2872	omsecor.exe	38

C:\Users\Admin\AppData\Local\Temp\fa56d5e7d6838bac9dfc8957e606e7a1deec9b03976282baddf6033c7b281755N.exe
"C:\Users\Admin\AppData\Local\Temp\fa56d5e7d6838bac9dfc8957e606e7a1deec9b03976282baddf6033c7b281755N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1864
- C:\Users\Admin\AppData\Local\Temp\fa56d5e7d6838bac9dfc8957e606e7a1deec9b03976282baddf6033c7b281755N.exe
  C:\Users\Admin\AppData\Local\Temp\fa56d5e7d6838bac9dfc8957e606e7a1deec9b03976282baddf6033c7b281755N.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:772
- - 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:2940
  - - 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:2800
    - - 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:1980
      - 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:1640
        
        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:2872
        
        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:2876

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

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

Filesize
96KB

MD5
9cfa878691bde324abe95cc30568f05c

SHA1
6e7904ded78d25ffe0b4356b43e0890bf56a1885

SHA256
05daa229b08a67c579709c326d95637ce1dd23112a7137552042673cd2b2d443

SHA512
0bf9fccc46d02eda8583534842a0c50aa7d4c007ad2bd14483181468525578e666e6021d02de0a64a02998213760e5febfec08678ae0650667f7e74a81c34913

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

Filesize
96KB

MD5
a6364b307b13d4ce8cd62f7c7ff74a11

SHA1
458f4ea2159970340e6bc378b5a0e6ed72be8e4b

SHA256
f45774f9af0033d33e18279f48d529bfbe3f4faa5d1e715d14031cd654aad3c4

SHA512
f587d8c3c65710b460b84b1dde113ba4d04125951c23981f908ba9941fe61dbe9fe6fbc9e8e081d354aefc88b98fa206ddf17b0a3cba15767686cedece7cca73

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
6d062e98d742e338c3461a41528fbc46

SHA1
bb88735532887254f3e0988d2b6605f9f16d1113

SHA256
12d112f193dcdef997c7518b3d0f2713d891040dbd0404b33904e53d1af70d22

SHA512
fc440219432210711aaf87baefdde8857dab5452201d6964b27721463949b60dd650ad5a1cc5a927d17adf4a6eb0baf3570205aa222c12b9da6888ee19138ff4

Download Submit
memory/772-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/772-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/772-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/772-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/772-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1864-8-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1864-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1980-64-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2800-40-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2800-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2800-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2800-47-0x00000000027D0000-0x00000000027F3000-memory.dmp

Filesize
140KB

Download
memory/2800-34-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2800-54-0x00000000027D0000-0x00000000027F3000-memory.dmp

Filesize
140KB

Download
memory/2800-52-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2872-77-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2872-85-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2876-87-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2940-31-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2940-21-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download