neconyd | 8891257eb0c5f2f5174bb4d8263576f1c3db1ef337c1995970b12471d80c58f6

General

Target

8891257eb0c5f2f5174bb4d8263576f1c3db1ef337c1995970b12471d80c58f6N.exe
Size

80KB
MD5

4affced65f7e21ae8f762cdec29cc000
SHA1

f97e21b5cb05ba69532165946d39e52d0b57025e
SHA256

8891257eb0c5f2f5174bb4d8263576f1c3db1ef337c1995970b12471d80c58f6
SHA512

580ef2762e6038af7534b5a355bf00dfb5b82010cdbf949b680d603b3fb92f592cd3dc6b7c4e4885b7d3a247c0e29acf97c51e62fca3428f2e04e0d5113574a4
SSDEEP

768:nfMEIvFGvZEr8LFK0ic46N47eSdYAHwmZGp6JXXlaa5uA:nfbIvYvZEyFKF6N4yS+AQmZTl/5

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
1992	omsecor.exe
2304	omsecor.exe
636	omsecor.exe

Loads dropped DLL 6 IoCs

pid	Process
2148	8891257eb0c5f2f5174bb4d8263576f1c3db1ef337c1995970b12471d80c58f6N.exe
2148	8891257eb0c5f2f5174bb4d8263576f1c3db1ef337c1995970b12471d80c58f6N.exe
1992	omsecor.exe
1992	omsecor.exe
2304	omsecor.exe
2304	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	8891257eb0c5f2f5174bb4d8263576f1c3db1ef337c1995970b12471d80c58f6N.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 2148 wrote to memory of 1992	2148	8891257eb0c5f2f5174bb4d8263576f1c3db1ef337c1995970b12471d80c58f6N.exe	30
PID 2148 wrote to memory of 1992	2148	8891257eb0c5f2f5174bb4d8263576f1c3db1ef337c1995970b12471d80c58f6N.exe	30
PID 2148 wrote to memory of 1992	2148	8891257eb0c5f2f5174bb4d8263576f1c3db1ef337c1995970b12471d80c58f6N.exe	30
PID 2148 wrote to memory of 1992	2148	8891257eb0c5f2f5174bb4d8263576f1c3db1ef337c1995970b12471d80c58f6N.exe	30
PID 1992 wrote to memory of 2304	1992	omsecor.exe	33
PID 1992 wrote to memory of 2304	1992	omsecor.exe	33
PID 1992 wrote to memory of 2304	1992	omsecor.exe	33
PID 1992 wrote to memory of 2304	1992	omsecor.exe	33
PID 2304 wrote to memory of 636	2304	omsecor.exe	34
PID 2304 wrote to memory of 636	2304	omsecor.exe	34
PID 2304 wrote to memory of 636	2304	omsecor.exe	34
PID 2304 wrote to memory of 636	2304	omsecor.exe	34

C:\Users\Admin\AppData\Local\Temp\8891257eb0c5f2f5174bb4d8263576f1c3db1ef337c1995970b12471d80c58f6N.exe
"C:\Users\Admin\AppData\Local\Temp\8891257eb0c5f2f5174bb4d8263576f1c3db1ef337c1995970b12471d80c58f6N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2148
- 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:1992
- - 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:2304
  - - 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:636

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
80KB

MD5
5c58e89f87ffd1d95af7d093fbd0b5fd

SHA1
381e925e58de768820a291c4287459888a628276

SHA256
fccc725c756d1d604aa4ac05e03c1819a9fab158065c3b7d7158b99f8440d4ac

SHA512
4dc7f21be34a78b7b386eb4f305ceb597ec257463b627729f75faa727749df39b57c661bd7ba2cac440b898e61690b527eebe737629e8676ddd552d74a61d3e5

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

Filesize
80KB

MD5
8a5a2eb92a130a4c7f47158c93c69280

SHA1
dd9884f542a058f70f9af743e05a164f8e0333bb

SHA256
843525f83b4f25fffec2cad5ce7aae2d5c9dcdb887a0946a14c648f8828f3a3e

SHA512
e07990832ff3d730f52a6d75c646e650a79d3480495dbb84b5468e860aae1030ce27a38bc113ad9d93eb3acd5db5270f83295acad306bfd6a62f68f3c94f9063

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\Windows\SysWOW64\omsecor.exe

Filesize
80KB

MD5
34038f1eda08cc5586167ce3f92cc7f4

SHA1
76bedb5b44145692a61441b9f33239335f517c9f

SHA256
4bb78fab7e48f9505b93a6f9df147e56cc77d3bd30e973fb7475fbe798d2ddd8

SHA512
9abf0266a25fe860236cd1b36618860e2f7457c209944fea6510cb355c3cf7631026ec9c9bb868b2457b420a7968c2aa98fec820ba80a32ef218765ba98c24d7

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Analysis

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