neconyd | b8a4b2d8902d2ed4c79a37dd2559209064611c27f04026f423d54740d13ccdcd

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
05-12-2024 15:06

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General

Target

b8a4b2d8902d2ed4c79a37dd2559209064611c27f04026f423d54740d13ccdcd.exe
Size

96KB
MD5

4c3bb51b742d063506cd6400a4601577
SHA1

24186ae58bc65217faba05eeaa80db7d998a3fcf
SHA256

b8a4b2d8902d2ed4c79a37dd2559209064611c27f04026f423d54740d13ccdcd
SHA512

3dc054d0748900a50d7a810404e0ed7fab852428483bd98acda79b373171592deec1804bd26526da11d9d587f8e4d5049f286ba45b9de8c9273362eb28f942e9
SSDEEP

1536:CnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxT:CGs8cd8eXlYairZYqMddH13T

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 6 IoCs

pid	Process
2288	omsecor.exe
316	omsecor.exe
1696	omsecor.exe
1936	omsecor.exe
1736	omsecor.exe
756	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
1628	b8a4b2d8902d2ed4c79a37dd2559209064611c27f04026f423d54740d13ccdcd.exe
1628	b8a4b2d8902d2ed4c79a37dd2559209064611c27f04026f423d54740d13ccdcd.exe
2288	omsecor.exe
316	omsecor.exe
316	omsecor.exe
1936	omsecor.exe
1936	omsecor.exe

Drops file in System32 directory 1 IoCs

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

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2124 set thread context of 1628	2124	b8a4b2d8902d2ed4c79a37dd2559209064611c27f04026f423d54740d13ccdcd.exe	28
PID 2288 set thread context of 316	2288	omsecor.exe	30
PID 1696 set thread context of 1936	1696	omsecor.exe	35
PID 1736 set thread context of 756	1736	omsecor.exe	37

System Location Discovery: System Language Discovery 1 TTPs 8 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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b8a4b2d8902d2ed4c79a37dd2559209064611c27f04026f423d54740d13ccdcd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b8a4b2d8902d2ed4c79a37dd2559209064611c27f04026f423d54740d13ccdcd.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 36 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 1628	2124	b8a4b2d8902d2ed4c79a37dd2559209064611c27f04026f423d54740d13ccdcd.exe	28
PID 2124 wrote to memory of 1628	2124	b8a4b2d8902d2ed4c79a37dd2559209064611c27f04026f423d54740d13ccdcd.exe	28
PID 2124 wrote to memory of 1628	2124	b8a4b2d8902d2ed4c79a37dd2559209064611c27f04026f423d54740d13ccdcd.exe	28
PID 2124 wrote to memory of 1628	2124	b8a4b2d8902d2ed4c79a37dd2559209064611c27f04026f423d54740d13ccdcd.exe	28
PID 2124 wrote to memory of 1628	2124	b8a4b2d8902d2ed4c79a37dd2559209064611c27f04026f423d54740d13ccdcd.exe	28
PID 2124 wrote to memory of 1628	2124	b8a4b2d8902d2ed4c79a37dd2559209064611c27f04026f423d54740d13ccdcd.exe	28
PID 1628 wrote to memory of 2288	1628	b8a4b2d8902d2ed4c79a37dd2559209064611c27f04026f423d54740d13ccdcd.exe	29
PID 1628 wrote to memory of 2288	1628	b8a4b2d8902d2ed4c79a37dd2559209064611c27f04026f423d54740d13ccdcd.exe	29
PID 1628 wrote to memory of 2288	1628	b8a4b2d8902d2ed4c79a37dd2559209064611c27f04026f423d54740d13ccdcd.exe	29
PID 1628 wrote to memory of 2288	1628	b8a4b2d8902d2ed4c79a37dd2559209064611c27f04026f423d54740d13ccdcd.exe	29
PID 2288 wrote to memory of 316	2288	omsecor.exe	30
PID 2288 wrote to memory of 316	2288	omsecor.exe	30
PID 2288 wrote to memory of 316	2288	omsecor.exe	30
PID 2288 wrote to memory of 316	2288	omsecor.exe	30
PID 2288 wrote to memory of 316	2288	omsecor.exe	30
PID 2288 wrote to memory of 316	2288	omsecor.exe	30
PID 316 wrote to memory of 1696	316	omsecor.exe	34
PID 316 wrote to memory of 1696	316	omsecor.exe	34
PID 316 wrote to memory of 1696	316	omsecor.exe	34
PID 316 wrote to memory of 1696	316	omsecor.exe	34
PID 1696 wrote to memory of 1936	1696	omsecor.exe	35
PID 1696 wrote to memory of 1936	1696	omsecor.exe	35
PID 1696 wrote to memory of 1936	1696	omsecor.exe	35
PID 1696 wrote to memory of 1936	1696	omsecor.exe	35
PID 1696 wrote to memory of 1936	1696	omsecor.exe	35
PID 1696 wrote to memory of 1936	1696	omsecor.exe	35
PID 1936 wrote to memory of 1736	1936	omsecor.exe	36
PID 1936 wrote to memory of 1736	1936	omsecor.exe	36
PID 1936 wrote to memory of 1736	1936	omsecor.exe	36
PID 1936 wrote to memory of 1736	1936	omsecor.exe	36
PID 1736 wrote to memory of 756	1736	omsecor.exe	37
PID 1736 wrote to memory of 756	1736	omsecor.exe	37
PID 1736 wrote to memory of 756	1736	omsecor.exe	37
PID 1736 wrote to memory of 756	1736	omsecor.exe	37
PID 1736 wrote to memory of 756	1736	omsecor.exe	37
PID 1736 wrote to memory of 756	1736	omsecor.exe	37

C:\Users\Admin\AppData\Local\Temp\b8a4b2d8902d2ed4c79a37dd2559209064611c27f04026f423d54740d13ccdcd.exe
"C:\Users\Admin\AppData\Local\Temp\b8a4b2d8902d2ed4c79a37dd2559209064611c27f04026f423d54740d13ccdcd.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Users\Admin\AppData\Local\Temp\b8a4b2d8902d2ed4c79a37dd2559209064611c27f04026f423d54740d13ccdcd.exe
  C:\Users\Admin\AppData\Local\Temp\b8a4b2d8902d2ed4c79a37dd2559209064611c27f04026f423d54740d13ccdcd.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1628
- - C:\Users\Admin\AppData\Roaming\omsecor.exe
    C:\Users\Admin\AppData\Roaming\omsecor.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2288
  - - C:\Users\Admin\AppData\Roaming\omsecor.exe
      C:\Users\Admin\AppData\Roaming\omsecor.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Drops file in System32 directory
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:316
    - - C:\Windows\SysWOW64\omsecor.exe
        
        C:\Windows\System32\omsecor.exe
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1696
      - C:\Windows\SysWOW64\omsecor.exe
        
        C:\Windows\SysWOW64\omsecor.exe
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1936
        
        C:\Users\Admin\AppData\Roaming\omsecor.exe
        
        C:\Users\Admin\AppData\Roaming\omsecor.exe
        7⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1736
        
        C:\Users\Admin\AppData\Roaming\omsecor.exe
        
        C:\Users\Admin\AppData\Roaming\omsecor.exe
        8⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:756

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

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

Filesize
96KB

MD5
df663fe551c00f69dbbf3ae73e98506b

SHA1
2305c30228d80319cd1977ceb67353e3d4b8d504

SHA256
bf765286d2cb6a3201a47268a09692604f42862d19fc698a00cb1616bf18915e

SHA512
0d89bc2ad7bf243ec0eebd5b313143d2fe7e2ad85b582f48580ea2159abbd7a298d6469bad811eeffdbe394e42856b20456838b688d852c323407aaf066437af

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

Filesize
96KB

MD5
fada79126d1caec75100d30e9e9a0c80

SHA1
f9df9d359fb576cd36e6d4a52b0c38ee590a0c94

SHA256
69c796a6f6dbeb067ee92705a2a76280857feb91d5594d9d4ec0d228e03cbf93

SHA512
df4db013140b17fe15ac0349e41d77e8cb8faea241d8f7b3c2c0807cbc8f62b6be464c3c36804a86d55dbbf8fe7fbf63e479dca5a35ea21f72b3d02a59ce0fe2

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
a1a16ae99466ff8500c6a4b0bd0bd1ef

SHA1
22111fa4c0f67c222573a3357b664097e25a756b

SHA256
b273b771d41d0753739bdfdea6db78ce58537f7f428532f02b5779cbf3fcfd79

SHA512
4389313b4d667c08a88a1072055b1ff88dde8e379d905dc8533faa2dbdd98771654b662728fa2120eb95b564bee127c19b38f1efeee5c575fa8d4d26357e0802

Download Submit
memory/316-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/316-47-0x0000000000350000-0x0000000000373000-memory.dmp

Filesize
140KB

Download
memory/316-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/316-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/316-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/316-44-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/756-89-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1628-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1628-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1628-14-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/1628-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1628-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1628-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1696-66-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1696-57-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1736-79-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1736-87-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2124-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2124-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2288-31-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2288-22-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download