neconyd | 79e121ce9b89940e0eb817f6adb0856c6e90d94ef19feb39442b58cfa372abcb

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01-02-2025 12:20

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General

Target

79e121ce9b89940e0eb817f6adb0856c6e90d94ef19feb39442b58cfa372abcb.exe
Size

72KB
MD5

9592ee5fba1e7596b73533ea1439c32c
SHA1

5c3618e890cdd08638a6bfffa468a982104974a5
SHA256

79e121ce9b89940e0eb817f6adb0856c6e90d94ef19feb39442b58cfa372abcb
SHA512

e3bf195375a131c067913ac33e444afd040c58bcd07d966bd1dd6a9f1a0fb4ba79e0b9722d2d9dc6dce7afe4adb8ef93d2429178e2745d2216386464010404d4
SSDEEP

1536:vd9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZTl/5211N:HdseIOMEZEyFjEOFqTiQm5l/5211N

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 3 IoCs

pid	Process
2716	omsecor.exe
1400	omsecor.exe
872	omsecor.exe

Loads dropped DLL 6 IoCs

pid	Process
2324	79e121ce9b89940e0eb817f6adb0856c6e90d94ef19feb39442b58cfa372abcb.exe
2324	79e121ce9b89940e0eb817f6adb0856c6e90d94ef19feb39442b58cfa372abcb.exe
2716	omsecor.exe
2716	omsecor.exe
1400	omsecor.exe
1400	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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	79e121ce9b89940e0eb817f6adb0856c6e90d94ef19feb39442b58cfa372abcb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2324 wrote to memory of 2716	2324	79e121ce9b89940e0eb817f6adb0856c6e90d94ef19feb39442b58cfa372abcb.exe	30
PID 2324 wrote to memory of 2716	2324	79e121ce9b89940e0eb817f6adb0856c6e90d94ef19feb39442b58cfa372abcb.exe	30
PID 2324 wrote to memory of 2716	2324	79e121ce9b89940e0eb817f6adb0856c6e90d94ef19feb39442b58cfa372abcb.exe	30
PID 2324 wrote to memory of 2716	2324	79e121ce9b89940e0eb817f6adb0856c6e90d94ef19feb39442b58cfa372abcb.exe	30
PID 2716 wrote to memory of 1400	2716	omsecor.exe	33
PID 2716 wrote to memory of 1400	2716	omsecor.exe	33
PID 2716 wrote to memory of 1400	2716	omsecor.exe	33
PID 2716 wrote to memory of 1400	2716	omsecor.exe	33
PID 1400 wrote to memory of 872	1400	omsecor.exe	34
PID 1400 wrote to memory of 872	1400	omsecor.exe	34
PID 1400 wrote to memory of 872	1400	omsecor.exe	34
PID 1400 wrote to memory of 872	1400	omsecor.exe	34

C:\Users\Admin\AppData\Local\Temp\79e121ce9b89940e0eb817f6adb0856c6e90d94ef19feb39442b58cfa372abcb.exe
"C:\Users\Admin\AppData\Local\Temp\79e121ce9b89940e0eb817f6adb0856c6e90d94ef19feb39442b58cfa372abcb.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Users\Admin\AppData\Roaming\omsecor.exe
  C:\Users\Admin\AppData\Roaming\omsecor.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2716
- - C:\Windows\SysWOW64\omsecor.exe
    C:\Windows\System32\omsecor.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1400
  - - 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:872

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

\Users\Admin\AppData\Roaming\omsecor.exe

Filesize
72KB

MD5
329b376585d668ef251dc7d89d9e2945

SHA1
30c74af2c686885383266cda0641b48c9df3db69

SHA256
9bbb6de36b4880448004f5b70bc277c1dbe1d5494901ec2724b0d955033fdf51

SHA512
6873921f12e60666da0d585990606a02b40a4ca98153440ed12105c5168a064ac6baa669414ce6857817b4bf17d6d40957be2beb524a4554a0e5c05bb9c59868

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
72KB

MD5
9592ee5fba1e7596b73533ea1439c32c

SHA1
5c3618e890cdd08638a6bfffa468a982104974a5

SHA256
79e121ce9b89940e0eb817f6adb0856c6e90d94ef19feb39442b58cfa372abcb

SHA512
e3bf195375a131c067913ac33e444afd040c58bcd07d966bd1dd6a9f1a0fb4ba79e0b9722d2d9dc6dce7afe4adb8ef93d2429178e2745d2216386464010404d4

Download Submit