neconyd | bde8958cf92e7fa43d9b96405e605733169a88cdeb7fdafa00d4e3f9ac573faa

General

Target

bde8958cf92e7fa43d9b96405e605733169a88cdeb7fdafa00d4e3f9ac573faaN.exe
Size

92KB
MD5

56e1c906484e85cd017c86523997c2c0
SHA1

03515d7daf2de0cd0d086b586d6f549c0c1718f6
SHA256

bde8958cf92e7fa43d9b96405e605733169a88cdeb7fdafa00d4e3f9ac573faa
SHA512

41575b84f49db275a78ebd7f32371b982bb5e0aef349b8d333435322a01491ffc48337bebb563ca340e975eea5601420cb0018389b6803ba23e11d729d5fc739
SSDEEP

1536:sd9dseIOcEr3bIvYvZEyF4EEOF6N4yS+AQmZTl/5f:UdseIOyEZEyFjEOFqTiQm5l/5f

Score

10^/10

neconyd discovery trojan

Malware Config

Extracted

Family

neconyd

C2

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
2512	omsecor.exe
2436	omsecor.exe
1176	omsecor.exe

Loads dropped DLL 6 IoCs

pid	Process
2524	bde8958cf92e7fa43d9b96405e605733169a88cdeb7fdafa00d4e3f9ac573faaN.exe
2524	bde8958cf92e7fa43d9b96405e605733169a88cdeb7fdafa00d4e3f9ac573faaN.exe
2512	omsecor.exe
2512	omsecor.exe
2436	omsecor.exe
2436	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	bde8958cf92e7fa43d9b96405e605733169a88cdeb7fdafa00d4e3f9ac573faaN.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 12 IoCs

description	pid	Process	procid_target
PID 2524 wrote to memory of 2512	2524	bde8958cf92e7fa43d9b96405e605733169a88cdeb7fdafa00d4e3f9ac573faaN.exe	30
PID 2524 wrote to memory of 2512	2524	bde8958cf92e7fa43d9b96405e605733169a88cdeb7fdafa00d4e3f9ac573faaN.exe	30
PID 2524 wrote to memory of 2512	2524	bde8958cf92e7fa43d9b96405e605733169a88cdeb7fdafa00d4e3f9ac573faaN.exe	30
PID 2524 wrote to memory of 2512	2524	bde8958cf92e7fa43d9b96405e605733169a88cdeb7fdafa00d4e3f9ac573faaN.exe	30
PID 2512 wrote to memory of 2436	2512	omsecor.exe	33
PID 2512 wrote to memory of 2436	2512	omsecor.exe	33
PID 2512 wrote to memory of 2436	2512	omsecor.exe	33
PID 2512 wrote to memory of 2436	2512	omsecor.exe	33
PID 2436 wrote to memory of 1176	2436	omsecor.exe	34
PID 2436 wrote to memory of 1176	2436	omsecor.exe	34
PID 2436 wrote to memory of 1176	2436	omsecor.exe	34
PID 2436 wrote to memory of 1176	2436	omsecor.exe	34

C:\Users\Admin\AppData\Local\Temp\bde8958cf92e7fa43d9b96405e605733169a88cdeb7fdafa00d4e3f9ac573faaN.exe
"C:\Users\Admin\AppData\Local\Temp\bde8958cf92e7fa43d9b96405e605733169a88cdeb7fdafa00d4e3f9ac573faaN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2524
- 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:2512
- - 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:2436
  - - 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:1176

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
92KB

MD5
8c74992642118d344eccee0b204c2cb1

SHA1
358e9af5788f04c9d3c79d7915df96592b69b75f

SHA256
5f5fb512d520e54839f4c44f5f8469982b5ceac9a137d0b26f7d0450454e76ee

SHA512
9e0e33ccc85880ca06e797eb432f43c2c90351f2e1ff3636a071948595715d83b0f3e4f0b3fffcf1bae180d77f060d076493dd206fde6f440a2782a310a6d078

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

Filesize
92KB

MD5
df9f371efd245d53ef48f0d784053503

SHA1
3870ffcafa37ef3bc2b637becac24e71efd6037e

SHA256
7287962d6ea9d0cf18959a5eb3fd7fa51a2362ccd2992a1f0567cda159f74ca4

SHA512
d456528134b9667618273c94f3deede0d2d7b5ccdf4b2a5e873aca0f7a118c99de46e245c2990bca3b8b38b3d902b502a94009ca7bba8dcd2ac230d04b699485

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
92KB

MD5
db2dc2633c094271c14afee22bf56b1a

SHA1
9551141b4fe846f7b76c37eaa9269a0f6f1e146b

SHA256
14c6b5c5dc0819762c2de62cabd2b6dca5d2a2390943035a24bf98ef73f7a109

SHA512
4fa6f16f5f676b0cdd3ac4686700444e1e57103ee1aa05fe2d2739b30c4f2781268341fa24d73f91dd710fb71e1c78f470ceb74345771dcd0a7168e6c157a49d

Download Submit
memory/1176-38-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2436-25-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2436-30-0x00000000002C0000-0x00000000002EB000-memory.dmp

Filesize
172KB

Download
memory/2436-36-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2512-11-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2512-13-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2512-24-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2524-8-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2524-0-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2524-9-0x0000000000220000-0x000000000024B000-memory.dmp

Filesize
172KB

Download

Analysis

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