neconyd | b21e8df9279fc8634113987252f62ff0235306b01931c99767140b8ae8a7f01b

General

Target

b21e8df9279fc8634113987252f62ff0235306b01931c99767140b8ae8a7f01bN.exe
Size

80KB
MD5

9bc80822b028fff58ee08ec2ea934270
SHA1

f9bd989066a859ecf53dc2347b892e18691564c2
SHA256

b21e8df9279fc8634113987252f62ff0235306b01931c99767140b8ae8a7f01b
SHA512

d6ae05288d4721460a4676126dc55548427cf95071a6412ce767985b61ce429ae3d1780b46063f6853c81de905ef03c573d0d65775c13a8029072822a850fb08
SSDEEP

1536:ud9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZcl/52izbR9XwzJ:2dseIOMEZEyFjEOFqTiQmOl/5xPvwV

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
1868	omsecor.exe
2880	omsecor.exe
1936	omsecor.exe

Loads dropped DLL 6 IoCs

pid	Process
2556	b21e8df9279fc8634113987252f62ff0235306b01931c99767140b8ae8a7f01bN.exe
2556	b21e8df9279fc8634113987252f62ff0235306b01931c99767140b8ae8a7f01bN.exe
1868	omsecor.exe
1868	omsecor.exe
2880	omsecor.exe
2880	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	b21e8df9279fc8634113987252f62ff0235306b01931c99767140b8ae8a7f01bN.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 2556 wrote to memory of 1868	2556	b21e8df9279fc8634113987252f62ff0235306b01931c99767140b8ae8a7f01bN.exe	31
PID 2556 wrote to memory of 1868	2556	b21e8df9279fc8634113987252f62ff0235306b01931c99767140b8ae8a7f01bN.exe	31
PID 2556 wrote to memory of 1868	2556	b21e8df9279fc8634113987252f62ff0235306b01931c99767140b8ae8a7f01bN.exe	31
PID 2556 wrote to memory of 1868	2556	b21e8df9279fc8634113987252f62ff0235306b01931c99767140b8ae8a7f01bN.exe	31
PID 1868 wrote to memory of 2880	1868	omsecor.exe	34
PID 1868 wrote to memory of 2880	1868	omsecor.exe	34
PID 1868 wrote to memory of 2880	1868	omsecor.exe	34
PID 1868 wrote to memory of 2880	1868	omsecor.exe	34
PID 2880 wrote to memory of 1936	2880	omsecor.exe	35
PID 2880 wrote to memory of 1936	2880	omsecor.exe	35
PID 2880 wrote to memory of 1936	2880	omsecor.exe	35
PID 2880 wrote to memory of 1936	2880	omsecor.exe	35

C:\Users\Admin\AppData\Local\Temp\b21e8df9279fc8634113987252f62ff0235306b01931c99767140b8ae8a7f01bN.exe
"C:\Users\Admin\AppData\Local\Temp\b21e8df9279fc8634113987252f62ff0235306b01931c99767140b8ae8a7f01bN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2556
- 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:1868
- - 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:2880
  - - 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:1936

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
af2cf09c6199bf9f26ce46bf479d429c

SHA1
cf43a541262520e1202bcf17dba694a088d17cb2

SHA256
dda355d805d9fa7d56fbcb14e26417239e14e7ce7395be5da20b038c257be8c6

SHA512
faed24ca0bb97c8f06a4880b74242c053bb3034d049b3bbdef2822743a2e8d0431a2dfe96834d39f42d8637faf6290e67fbf2a2376da3986656f414be822621b

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

Filesize
80KB

MD5
35ce31206935a17719c65021a02f32e8

SHA1
1fedfa68520395b364fb0d4f57e6e95281670dcf

SHA256
ebd31a0f1da882a8f584f966eaa7e4e160d5ff7c7106418b60943bf02e77090d

SHA512
b336cd8011eab77485ef0e764d45ced16f8c926129d9aec9d6cd099e68503fbc33a6f1c7bdc27e3b9fe0341f027a68f0587c16b0fc6b6089879c94f1520f10b5

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
80KB

MD5
903dc67dd72e6e3736788c0fb958fb6c

SHA1
26dfe6108b0820a29d7a27fa9fa0fc8dba7dbffd

SHA256
b720857027e18e1a5ec00aea23c478ae83dc6a1f7282980a89162d622a68801e

SHA512
b93a6f2dba81809650f33f6de19f3290cabce535a371dff35dd90220fdc48efb5dc5a86d15ade5ed87f2dcd90b1cabd39ef347e3d37fbe66487e3809d01e800f

Download Submit

Analysis

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