neconyd | 4cb824c73e64179c5940c44df44c3c8477e49b52b10749948c69b1e7e90d8ba9

Analysis

max time kernel
115s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06/08/2024, 01:06

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General

Target

35d169697df95ece88cdb45be600da00N.exe
Size

92KB
MD5

35d169697df95ece88cdb45be600da00
SHA1

ecc32b2cf68235b05a0e6fb5895c993d856a676a
SHA256

4cb824c73e64179c5940c44df44c3c8477e49b52b10749948c69b1e7e90d8ba9
SHA512

48cfaf5cfd4fa1bea9d5647a6e81988605c1551e6ba3a713ab6ca646f1c128f8cf42797c9e3b9ab3b8b85b9f6997fc1080a3d8094bc1418429f9439d147d7e33
SSDEEP

1536:+d9dseIOcEE3bIvYvZEyF4EEOF6N4yS+AQmZTl/5:mdseIO/EZEyFjEOFqTiQm5l/5

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

Executes dropped EXE 3 IoCs

pid	Process
2636	omsecor.exe
2624	omsecor.exe
4592	omsecor.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\omsecor.exe	omsecor.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	35d169697df95ece88cdb45be600da00N.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 9 IoCs

description	pid	Process	procid_target
PID 1772 wrote to memory of 2636	1772	35d169697df95ece88cdb45be600da00N.exe	83
PID 1772 wrote to memory of 2636	1772	35d169697df95ece88cdb45be600da00N.exe	83
PID 1772 wrote to memory of 2636	1772	35d169697df95ece88cdb45be600da00N.exe	83
PID 2636 wrote to memory of 2624	2636	omsecor.exe	90
PID 2636 wrote to memory of 2624	2636	omsecor.exe	90
PID 2636 wrote to memory of 2624	2636	omsecor.exe	90
PID 2624 wrote to memory of 4592	2624	omsecor.exe	91
PID 2624 wrote to memory of 4592	2624	omsecor.exe	91
PID 2624 wrote to memory of 4592	2624	omsecor.exe	91

C:\Users\Admin\AppData\Local\Temp\35d169697df95ece88cdb45be600da00N.exe
"C:\Users\Admin\AppData\Local\Temp\35d169697df95ece88cdb45be600da00N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1772
- 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:2636
- - C:\Windows\SysWOW64\omsecor.exe
    C:\Windows\System32\omsecor.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2624
  - - C:\Users\Admin\AppData\Roaming\omsecor.exe
      C:\Users\Admin\AppData\Roaming\omsecor.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:4592

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
92KB

MD5
3162a6482e6d6dbb960e3a9eacdd4814

SHA1
4c0634cb5ec1255e4234949133e4fd3fac582118

SHA256
bf792120f7db4f00a9f164c4a3f41877ab13fed25aa4d28dd9e10df73b99e6c9

SHA512
252023d933eb16b5b06093735c59bb41c93e52fcd56818ee9cb618902c715cc229ea75d35ac63e91d2900344b37de28d197c8e618da8ec76e62c51e0ab4b53bb

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

Filesize
92KB

MD5
d8a214a105c9cc3c6119a325b1f4ea81

SHA1
270bd1e99c8d8e1901d43e340ddc9b07715590a5

SHA256
f6ece1f99007abb409ab2d1d88a2ac58c6dbb27f6b521fc3cd6beb0c9252c58d

SHA512
9b601494ce955f42cd534449650a95f77ce381e61a27b681a877aaea4659532de579910301128616829b2bf29a416e0d594844cc18b5449f302e525927cc0857

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

Filesize
92KB

MD5
5dde16ab4847f31a27f1be523625e175

SHA1
8aa8f46fa152a7ba1f082b60be0f04d07e94b8c7

SHA256
3128b476f578766b30ed54682960bb931ff3c6be65c5d70cce7e75b68ca13597

SHA512
bf411baa4f08d9e9e34f0eacfcda4b5f8b625b1994828328f6a85d82db5e07a60fda7447bd4bd5c87bd49eea7c3b968ac16bc50cb929d859d7106900e25686cd

Download Submit
memory/1772-0-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1772-6-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2624-13-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2624-19-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2636-5-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2636-7-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2636-12-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4592-18-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4592-20-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download