neconyd | 61321ac128d3d5dbb22385e8d5880c9527d4c1c59873bac01223cc2d62e9e0ab

Analysis

max time kernel
116s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2024, 16:46

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General

Target

61321ac128d3d5dbb22385e8d5880c9527d4c1c59873bac01223cc2d62e9e0abN.exe
Size

96KB
MD5

f4e9b81146e3a7c76fcd136712d9be40
SHA1

e7cffad0e338c3f13e179bc3920d40c144d0d3ed
SHA256

61321ac128d3d5dbb22385e8d5880c9527d4c1c59873bac01223cc2d62e9e0ab
SHA512

4c3cbd65c12714a99d99e49aa5881c0c0b2bc11587a996df34b052754bd0643af83239087659ddd2458cb92f247109b60a40f65f66d4e716a294956d0f4fa8c5
SSDEEP

1536:inAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxL:iGs8cd8eXlYairZYqMddH13L

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
5064	omsecor.exe
3008	omsecor.exe
4452	omsecor.exe
224	omsecor.exe
1680	omsecor.exe
1212	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 4460 set thread context of 4076	4460	61321ac128d3d5dbb22385e8d5880c9527d4c1c59873bac01223cc2d62e9e0abN.exe	83
PID 5064 set thread context of 3008	5064	omsecor.exe	88
PID 4452 set thread context of 224	4452	omsecor.exe	109
PID 1680 set thread context of 1212	1680	omsecor.exe	113

Program crash 4 IoCs

pid	pid_target	Process	procid_target
4112	4460	WerFault.exe	82
60	5064	WerFault.exe	85
2388	4452	WerFault.exe	108
4644	1680	WerFault.exe	111

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	61321ac128d3d5dbb22385e8d5880c9527d4c1c59873bac01223cc2d62e9e0abN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	61321ac128d3d5dbb22385e8d5880c9527d4c1c59873bac01223cc2d62e9e0abN.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	omsecor.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 4460 wrote to memory of 4076	4460	61321ac128d3d5dbb22385e8d5880c9527d4c1c59873bac01223cc2d62e9e0abN.exe	83
PID 4460 wrote to memory of 4076	4460	61321ac128d3d5dbb22385e8d5880c9527d4c1c59873bac01223cc2d62e9e0abN.exe	83
PID 4460 wrote to memory of 4076	4460	61321ac128d3d5dbb22385e8d5880c9527d4c1c59873bac01223cc2d62e9e0abN.exe	83
PID 4460 wrote to memory of 4076	4460	61321ac128d3d5dbb22385e8d5880c9527d4c1c59873bac01223cc2d62e9e0abN.exe	83
PID 4460 wrote to memory of 4076	4460	61321ac128d3d5dbb22385e8d5880c9527d4c1c59873bac01223cc2d62e9e0abN.exe	83
PID 4076 wrote to memory of 5064	4076	61321ac128d3d5dbb22385e8d5880c9527d4c1c59873bac01223cc2d62e9e0abN.exe	85
PID 4076 wrote to memory of 5064	4076	61321ac128d3d5dbb22385e8d5880c9527d4c1c59873bac01223cc2d62e9e0abN.exe	85
PID 4076 wrote to memory of 5064	4076	61321ac128d3d5dbb22385e8d5880c9527d4c1c59873bac01223cc2d62e9e0abN.exe	85
PID 5064 wrote to memory of 3008	5064	omsecor.exe	88
PID 5064 wrote to memory of 3008	5064	omsecor.exe	88
PID 5064 wrote to memory of 3008	5064	omsecor.exe	88
PID 5064 wrote to memory of 3008	5064	omsecor.exe	88
PID 5064 wrote to memory of 3008	5064	omsecor.exe	88
PID 3008 wrote to memory of 4452	3008	omsecor.exe	108
PID 3008 wrote to memory of 4452	3008	omsecor.exe	108
PID 3008 wrote to memory of 4452	3008	omsecor.exe	108
PID 4452 wrote to memory of 224	4452	omsecor.exe	109
PID 4452 wrote to memory of 224	4452	omsecor.exe	109
PID 4452 wrote to memory of 224	4452	omsecor.exe	109
PID 4452 wrote to memory of 224	4452	omsecor.exe	109
PID 4452 wrote to memory of 224	4452	omsecor.exe	109
PID 224 wrote to memory of 1680	224	omsecor.exe	111
PID 224 wrote to memory of 1680	224	omsecor.exe	111
PID 224 wrote to memory of 1680	224	omsecor.exe	111
PID 1680 wrote to memory of 1212	1680	omsecor.exe	113
PID 1680 wrote to memory of 1212	1680	omsecor.exe	113
PID 1680 wrote to memory of 1212	1680	omsecor.exe	113
PID 1680 wrote to memory of 1212	1680	omsecor.exe	113
PID 1680 wrote to memory of 1212	1680	omsecor.exe	113

C:\Users\Admin\AppData\Local\Temp\61321ac128d3d5dbb22385e8d5880c9527d4c1c59873bac01223cc2d62e9e0abN.exe
"C:\Users\Admin\AppData\Local\Temp\61321ac128d3d5dbb22385e8d5880c9527d4c1c59873bac01223cc2d62e9e0abN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4460
- C:\Users\Admin\AppData\Local\Temp\61321ac128d3d5dbb22385e8d5880c9527d4c1c59873bac01223cc2d62e9e0abN.exe
  C:\Users\Admin\AppData\Local\Temp\61321ac128d3d5dbb22385e8d5880c9527d4c1c59873bac01223cc2d62e9e0abN.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4076
- - 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:5064
  - - 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:3008
    - - 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:4452
      - 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:224
        
        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:1680
        
        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:1212
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1680 -s 256
        8⤵
        Program crash
        
        PID:4644
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4452 -s 292
        6⤵
        Program crash
        
        PID:2388
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5064 -s 252
      4⤵
      Program crash
      PID:60
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4460 -s 288
  2⤵
  - Program crash
  PID:4112

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4460 -ip 4460
1⤵
PID:3660

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 5064 -ip 5064
1⤵
PID:2564

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4452 -ip 4452
1⤵
PID:4216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1680 -ip 1680
1⤵
PID:4492

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
f4f5a3accfc71dc1a2589a832ce3f872

SHA1
689b37479b652ef79e85cf9acc8c71f2235ef497

SHA256
8cfd85b6f508b454e3878aeea00d3fe168e0b0d5dda868e9cf375943759dd367

SHA512
a01f3580b78db6033d4ab04901e3e1f4d4b1450d31525d992a9751ef38eff76df131f08e0247537fc851206b099c546357d40212f929132c397af43adcc2c90a

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

Filesize
96KB

MD5
ade8001189cc18070d30d77c5dfdce99

SHA1
9b33f7b3971ccec383efbff6d30b7a5346b63360

SHA256
934d37f15847e569564c9321e60a5f85212c6fa8c63bf2f426e7fad46f47d800

SHA512
7f3c4f498d188d4fc4a4a6587e9992b9284d4e7eeb4d4f37610add4aa4b58b2a2f0d18692bde1a3d0f31a8561cc3b3c0db8907d6e28c7231469b080a2ae9fa2b

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

Filesize
96KB

MD5
b352dbb18f490174a32a30577b3d9f36

SHA1
89263e5b2018280ace4eeb6641c411bb42d5794c

SHA256
064fe206bf1ca341af26a44f5d5106594d30d86d9edfaadf08fc8d756ecb6043

SHA512
a3ae710c942d8c9bb12f56151eb344a0d9672d70dd97d60c62fb6ea2fe200ce4d95dec1813041520ae09ff176ec97c3f011e7c45f8445ab02d5ed881fd67332f

Download Submit
memory/224-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/224-40-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/224-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1212-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1212-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1212-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1680-44-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3008-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3008-30-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3008-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3008-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3008-27-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3008-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3008-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4076-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4076-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4076-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4076-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4452-34-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4452-52-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4460-18-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4460-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/5064-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/5064-11-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download