neconyd | cb1e09e30bb7273880cbcc9927e5d02b4f4fe6e25d0ed8dec47df6a78c70945c

Analysis

max time kernel
114s
max time network
118s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-01-2025 01:30

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General

Target

cb1e09e30bb7273880cbcc9927e5d02b4f4fe6e25d0ed8dec47df6a78c70945c.exe
Size

72KB
MD5

87d057b93a2301e8de8bbb1a495e9b08
SHA1

bdf58c03ca185b5821f08509a30d496e88e0acf0
SHA256

cb1e09e30bb7273880cbcc9927e5d02b4f4fe6e25d0ed8dec47df6a78c70945c
SHA512

69d0106842aa4c88abfa8d4da87214ba09527446a493d431b2f690a5a1f6fb5671ffffa28cf25dd84dc206001b5d8cb9b9f0f79bf637e5f5065b18f83cc7bdb6
SSDEEP

1536:hd9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZTl/5211v:RdseIOMEZEyFjEOFqTiQm5l/5211v

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 2 IoCs

pid	Process
2736	omsecor.exe
1772	omsecor.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\omsecor.exe	omsecor.exe
File opened for modification	C:\Windows\SysWOW64\merocz.xc6	omsecor.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	cb1e09e30bb7273880cbcc9927e5d02b4f4fe6e25d0ed8dec47df6a78c70945c.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 6 IoCs

description	pid	Process	procid_target
PID 1572 wrote to memory of 2736	1572	cb1e09e30bb7273880cbcc9927e5d02b4f4fe6e25d0ed8dec47df6a78c70945c.exe	83
PID 1572 wrote to memory of 2736	1572	cb1e09e30bb7273880cbcc9927e5d02b4f4fe6e25d0ed8dec47df6a78c70945c.exe	83
PID 1572 wrote to memory of 2736	1572	cb1e09e30bb7273880cbcc9927e5d02b4f4fe6e25d0ed8dec47df6a78c70945c.exe	83
PID 2736 wrote to memory of 1772	2736	omsecor.exe	101
PID 2736 wrote to memory of 1772	2736	omsecor.exe	101
PID 2736 wrote to memory of 1772	2736	omsecor.exe	101

C:\Users\Admin\AppData\Local\Temp\cb1e09e30bb7273880cbcc9927e5d02b4f4fe6e25d0ed8dec47df6a78c70945c.exe
"C:\Users\Admin\AppData\Local\Temp\cb1e09e30bb7273880cbcc9927e5d02b4f4fe6e25d0ed8dec47df6a78c70945c.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1572
- C:\Users\Admin\AppData\Roaming\omsecor.exe
  C:\Users\Admin\AppData\Roaming\omsecor.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2736
- - C:\Windows\SysWOW64\omsecor.exe
    C:\Windows\System32\omsecor.exe
    3⤵
    - Executes dropped EXE
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    PID:1772

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
72KB

MD5
b65894502ecf2b5f3937259eb5301615

SHA1
0cc95adb325e604999f74394b2a865e787d9d554

SHA256
14e40595887be53d37d1356c2615b13bd991c8744b0f277799ce0072370d23bb

SHA512
479d2b14ab2d2081b444550b705af92f808ae721a840e346ae64116025ac84e3a5c7f85d97ee895469885d9bb5a9419868d5f3f6e692f78969d6a17bfe03116e

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C:\Windows\SysWOW64\omsecor.exe

Filesize
72KB

MD5
d07ffc98e6c17395d977b692e2a4edc8

SHA1
bae96bb02b905a51cc1ce176892899c89addf68e

SHA256
c3132177d125222b22a1140afc7e9ae0cfe210f2fda38c430da2f17074a15fc7

SHA512
f5bcfe3a9ba7f50f94eea1cbeba24adb3280e0ef02310b4ca4141046f3ecf8f99ac3fbf2a08d3a6b56a04dd2c6e9740c1fc53c2061becc591545eff5914a14e7

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