neconyd | 89f0584fdc33316bf1c0e9942879ba5100a533de1809d36ef35e7b964e370b25

Analysis

max time kernel
146s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-12-2024 09:51

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General

Target

89f0584fdc33316bf1c0e9942879ba5100a533de1809d36ef35e7b964e370b25.exe
Size

96KB
MD5

e10b3a7a7069066eed78dadc8378cde7
SHA1

537f76364cb78e9b7a5d569a0eb0c02c7b20904e
SHA256

89f0584fdc33316bf1c0e9942879ba5100a533de1809d36ef35e7b964e370b25
SHA512

9c42fc40335ee2169192235f6cd1c66dc0714facd9d76baa70c4076a43147bcc3bd36c1cd0065d381162cd8452eb77bd018d12c11fff35da8bb205e2f39ccc87
SSDEEP

1536:YnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxB:YGs8cd8eXlYairZYqMddH13B

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
816	omsecor.exe
4196	omsecor.exe
1532	omsecor.exe
1524	omsecor.exe
4112	omsecor.exe
4976	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 3816 set thread context of 3976	3816	89f0584fdc33316bf1c0e9942879ba5100a533de1809d36ef35e7b964e370b25.exe	84
PID 816 set thread context of 4196	816	omsecor.exe	88
PID 1532 set thread context of 1524	1532	omsecor.exe	109
PID 4112 set thread context of 4976	4112	omsecor.exe	113

Program crash 4 IoCs

pid	pid_target	Process	procid_target
2688	3816	WerFault.exe	83
4432	816	WerFault.exe	87
1136	1532	WerFault.exe	108
1664	4112	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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	89f0584fdc33316bf1c0e9942879ba5100a533de1809d36ef35e7b964e370b25.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	89f0584fdc33316bf1c0e9942879ba5100a533de1809d36ef35e7b964e370b25.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 3816 wrote to memory of 3976	3816	89f0584fdc33316bf1c0e9942879ba5100a533de1809d36ef35e7b964e370b25.exe	84
PID 3816 wrote to memory of 3976	3816	89f0584fdc33316bf1c0e9942879ba5100a533de1809d36ef35e7b964e370b25.exe	84
PID 3816 wrote to memory of 3976	3816	89f0584fdc33316bf1c0e9942879ba5100a533de1809d36ef35e7b964e370b25.exe	84
PID 3816 wrote to memory of 3976	3816	89f0584fdc33316bf1c0e9942879ba5100a533de1809d36ef35e7b964e370b25.exe	84
PID 3816 wrote to memory of 3976	3816	89f0584fdc33316bf1c0e9942879ba5100a533de1809d36ef35e7b964e370b25.exe	84
PID 3976 wrote to memory of 816	3976	89f0584fdc33316bf1c0e9942879ba5100a533de1809d36ef35e7b964e370b25.exe	87
PID 3976 wrote to memory of 816	3976	89f0584fdc33316bf1c0e9942879ba5100a533de1809d36ef35e7b964e370b25.exe	87
PID 3976 wrote to memory of 816	3976	89f0584fdc33316bf1c0e9942879ba5100a533de1809d36ef35e7b964e370b25.exe	87
PID 816 wrote to memory of 4196	816	omsecor.exe	88
PID 816 wrote to memory of 4196	816	omsecor.exe	88
PID 816 wrote to memory of 4196	816	omsecor.exe	88
PID 816 wrote to memory of 4196	816	omsecor.exe	88
PID 816 wrote to memory of 4196	816	omsecor.exe	88
PID 4196 wrote to memory of 1532	4196	omsecor.exe	108
PID 4196 wrote to memory of 1532	4196	omsecor.exe	108
PID 4196 wrote to memory of 1532	4196	omsecor.exe	108
PID 1532 wrote to memory of 1524	1532	omsecor.exe	109
PID 1532 wrote to memory of 1524	1532	omsecor.exe	109
PID 1532 wrote to memory of 1524	1532	omsecor.exe	109
PID 1532 wrote to memory of 1524	1532	omsecor.exe	109
PID 1532 wrote to memory of 1524	1532	omsecor.exe	109
PID 1524 wrote to memory of 4112	1524	omsecor.exe	111
PID 1524 wrote to memory of 4112	1524	omsecor.exe	111
PID 1524 wrote to memory of 4112	1524	omsecor.exe	111
PID 4112 wrote to memory of 4976	4112	omsecor.exe	113
PID 4112 wrote to memory of 4976	4112	omsecor.exe	113
PID 4112 wrote to memory of 4976	4112	omsecor.exe	113
PID 4112 wrote to memory of 4976	4112	omsecor.exe	113
PID 4112 wrote to memory of 4976	4112	omsecor.exe	113

C:\Users\Admin\AppData\Local\Temp\89f0584fdc33316bf1c0e9942879ba5100a533de1809d36ef35e7b964e370b25.exe
"C:\Users\Admin\AppData\Local\Temp\89f0584fdc33316bf1c0e9942879ba5100a533de1809d36ef35e7b964e370b25.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3816
- C:\Users\Admin\AppData\Local\Temp\89f0584fdc33316bf1c0e9942879ba5100a533de1809d36ef35e7b964e370b25.exe
  C:\Users\Admin\AppData\Local\Temp\89f0584fdc33316bf1c0e9942879ba5100a533de1809d36ef35e7b964e370b25.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3976
- - 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:816
  - - 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:4196
    - - 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:1532
      - 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:1524
        
        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:4112
        
        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:4976
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4112 -s 268
        8⤵
        Program crash
        
        PID:1664
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1532 -s 292
        6⤵
        Program crash
        
        PID:1136
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 816 -s 288
      4⤵
      Program crash
      PID:4432
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3816 -s 288
  2⤵
  - Program crash
  PID:2688

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 3816 -ip 3816
1⤵
PID:376

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 816 -ip 816
1⤵
PID:4424

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 1532 -ip 1532
1⤵
PID:2392

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 4112 -ip 4112
1⤵
PID:1764

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
75083482f60da84c431e07f5c04b0b2a

SHA1
ab79667e58ed9adb1968a74ca5a8491c7bdc0241

SHA256
8b82bd93d045be5600e32181b017b55d4c3ab6e14a06a7d6c61534232547e0c2

SHA512
447e77cbba1a5eea341a3fea2c23242d7d378c6df195e617ea2851c791573346762cb61b15c0c0c66c5bde88ec402949c13fb57e94d623a3d36afa10e202e3ff

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

Filesize
96KB

MD5
9ae7a66c72a4e951e218a9cb633935a2

SHA1
b78aa8282064b037adf8e327a984d8ba39b6c962

SHA256
2acc161e874e963410fae6c1742cf30b0a304ad24a1eb7f60aca8e0207db35d3

SHA512
9a9280d66a94340d53c0664027b9f1a38defa83631ef98fdf16ea6625067252e85f60618f52b01407679409eda0769dd764d5a228a539c08678cc43ccd41fcea

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

Filesize
96KB

MD5
521f12d79ad008f3e6cb69de72004fad

SHA1
c4eedb62e8f21baf3d6a34b8bd4b00a55cf06557

SHA256
78764833516ae6d8c3a001fd74ee035757c4f482c82154500276679fe8391301

SHA512
0c5b05fcfd5df7118dcedc096734219a55342ad84521a4221f92b6baf89deccd13a8786c90ada6fdc86511218e67e41182f7f33744b8b3ae563f1ad1b23e5d74

Download Submit
memory/816-8-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/816-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1524-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1524-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1524-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1532-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1532-51-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3816-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3816-16-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3976-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3976-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3976-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3976-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4112-44-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4196-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4196-31-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4196-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4196-24-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4196-21-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4196-18-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4196-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4976-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4976-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4976-53-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4976-56-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download