neconyd | e38756b320f67949bc7b2fc64b6858678e156b43317915b7c782e597f698d014

Analysis

max time kernel
146s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05-12-2024 09:01

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General

Target

e38756b320f67949bc7b2fc64b6858678e156b43317915b7c782e597f698d014.exe
Size

96KB
MD5

c5d27f97b4a50dc6a13f45a8ed2a9476
SHA1

dc06bb72c634658d7347009688980b841a8b4899
SHA256

e38756b320f67949bc7b2fc64b6858678e156b43317915b7c782e597f698d014
SHA512

653aabd8a7cf34d9c1f9861152b805d5bb5d2dff119dbb2edcff36784d71055ff4e33de19909e484b41cf96bb7e3b3158e9d9f6726cd923f5194cce4050cbf57
SSDEEP

1536:ZnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxj:ZGs8cd8eXlYairZYqMddH13j

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
3732	omsecor.exe
3120	omsecor.exe
1388	omsecor.exe
1944	omsecor.exe
4736	omsecor.exe
2144	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 1348 set thread context of 876	1348	e38756b320f67949bc7b2fc64b6858678e156b43317915b7c782e597f698d014.exe	82
PID 3732 set thread context of 3120	3732	omsecor.exe	86
PID 1388 set thread context of 1944	1388	omsecor.exe	100
PID 4736 set thread context of 2144	4736	omsecor.exe	104

Program crash 4 IoCs

pid	pid_target	Process	procid_target
4528	1348	WerFault.exe	81
4836	3732	WerFault.exe	85
4816	1388	WerFault.exe	99
744	4736	WerFault.exe	102

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	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	e38756b320f67949bc7b2fc64b6858678e156b43317915b7c782e597f698d014.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e38756b320f67949bc7b2fc64b6858678e156b43317915b7c782e597f698d014.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 1348 wrote to memory of 876	1348	e38756b320f67949bc7b2fc64b6858678e156b43317915b7c782e597f698d014.exe	82
PID 1348 wrote to memory of 876	1348	e38756b320f67949bc7b2fc64b6858678e156b43317915b7c782e597f698d014.exe	82
PID 1348 wrote to memory of 876	1348	e38756b320f67949bc7b2fc64b6858678e156b43317915b7c782e597f698d014.exe	82
PID 1348 wrote to memory of 876	1348	e38756b320f67949bc7b2fc64b6858678e156b43317915b7c782e597f698d014.exe	82
PID 1348 wrote to memory of 876	1348	e38756b320f67949bc7b2fc64b6858678e156b43317915b7c782e597f698d014.exe	82
PID 876 wrote to memory of 3732	876	e38756b320f67949bc7b2fc64b6858678e156b43317915b7c782e597f698d014.exe	85
PID 876 wrote to memory of 3732	876	e38756b320f67949bc7b2fc64b6858678e156b43317915b7c782e597f698d014.exe	85
PID 876 wrote to memory of 3732	876	e38756b320f67949bc7b2fc64b6858678e156b43317915b7c782e597f698d014.exe	85
PID 3732 wrote to memory of 3120	3732	omsecor.exe	86
PID 3732 wrote to memory of 3120	3732	omsecor.exe	86
PID 3732 wrote to memory of 3120	3732	omsecor.exe	86
PID 3732 wrote to memory of 3120	3732	omsecor.exe	86
PID 3732 wrote to memory of 3120	3732	omsecor.exe	86
PID 3120 wrote to memory of 1388	3120	omsecor.exe	99
PID 3120 wrote to memory of 1388	3120	omsecor.exe	99
PID 3120 wrote to memory of 1388	3120	omsecor.exe	99
PID 1388 wrote to memory of 1944	1388	omsecor.exe	100
PID 1388 wrote to memory of 1944	1388	omsecor.exe	100
PID 1388 wrote to memory of 1944	1388	omsecor.exe	100
PID 1388 wrote to memory of 1944	1388	omsecor.exe	100
PID 1388 wrote to memory of 1944	1388	omsecor.exe	100
PID 1944 wrote to memory of 4736	1944	omsecor.exe	102
PID 1944 wrote to memory of 4736	1944	omsecor.exe	102
PID 1944 wrote to memory of 4736	1944	omsecor.exe	102
PID 4736 wrote to memory of 2144	4736	omsecor.exe	104
PID 4736 wrote to memory of 2144	4736	omsecor.exe	104
PID 4736 wrote to memory of 2144	4736	omsecor.exe	104
PID 4736 wrote to memory of 2144	4736	omsecor.exe	104
PID 4736 wrote to memory of 2144	4736	omsecor.exe	104

C:\Users\Admin\AppData\Local\Temp\e38756b320f67949bc7b2fc64b6858678e156b43317915b7c782e597f698d014.exe
"C:\Users\Admin\AppData\Local\Temp\e38756b320f67949bc7b2fc64b6858678e156b43317915b7c782e597f698d014.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1348
- C:\Users\Admin\AppData\Local\Temp\e38756b320f67949bc7b2fc64b6858678e156b43317915b7c782e597f698d014.exe
  C:\Users\Admin\AppData\Local\Temp\e38756b320f67949bc7b2fc64b6858678e156b43317915b7c782e597f698d014.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:876
- - C:\Users\Admin\AppData\Roaming\omsecor.exe
    C:\Users\Admin\AppData\Roaming\omsecor.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3732
  - - C:\Users\Admin\AppData\Roaming\omsecor.exe
      C:\Users\Admin\AppData\Roaming\omsecor.exe
      4⤵
      Executes dropped EXE
      Drops file in System32 directory
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:3120
    - - 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:1388
      - C:\Windows\SysWOW64\omsecor.exe
        
        C:\Windows\SysWOW64\omsecor.exe
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1944
        
        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:4736
        
        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:2144
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4736 -s 256
        8⤵
        Program crash
        
        PID:744
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1388 -s 292
        6⤵
        Program crash
        
        PID:4816
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3732 -s 300
      4⤵
      Program crash
      PID:4836
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1348 -s 288
  2⤵
  - Program crash
  PID:4528

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1348 -ip 1348
1⤵
PID:1700

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 3732 -ip 3732
1⤵
PID:1092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1388 -ip 1388
1⤵
PID:2676

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4736 -ip 4736
1⤵
PID:4084

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
9e7bacc8a06035834c6d77d39a1f9323

SHA1
612ee8fdaaa8e67a5bf4c8b0a54e28b558ed7093

SHA256
619f8148adb44214a4b73aebcd7328b6daadc9ebf1cc69b9cc119c7a9e1f4027

SHA512
64dbfa76ca855f24bfbd6d69b3ab1001487b4e4b496ac05de29b75471acccd2617608b48e4af97e344870fb1df32d1e0154209b9aed351db340c35b35df26e73

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

Filesize
96KB

MD5
76a463c29386e5e016674ab429d6ab87

SHA1
fafc3605f3e8cde84f86429063fd2c242b744b6e

SHA256
9a9e4e81ec8b36ce09cb5595d78a45af9c5dfec692348a8918f6f48285a7f1bc

SHA512
7528f2143a37f83e399a0a41d5f09a0f4c866d78ef2ee8d3a2fb642497caddd663b89766e69696e07f4fd6dc44a5d85b537a70472a17bbd8e0ade856173b31d9

Download Submit
C:\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
805227500fb418a934e10c411d378d35

SHA1
ed732725aaa63a3de1c2350c8c28959e770555cf

SHA256
d95b6a3b73eea9a3443ae39d967e524927086619b9ea336c66492670c6493223

SHA512
72a9a24935ad79d9fa3bbee312684548c0b1513f42930fa71e306a8b60c11a4c9f56ea9493f7eb5339bc5e2cc32d483236e99750735678339c30249c849c143b

Download Submit
memory/876-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/876-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/876-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/876-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1348-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1348-18-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1388-31-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1388-51-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1944-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1944-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1944-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2144-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2144-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2144-53-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2144-56-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3120-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3120-30-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3120-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3120-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3120-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3120-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3120-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3732-16-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3732-8-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4736-44-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download