neconyd | c8d24857d20b129b9a03b83bef5150bd5463918bfd56b879c1235590bbc2dff8

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
05-12-2024 05:12

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General

Target

c8d24857d20b129b9a03b83bef5150bd5463918bfd56b879c1235590bbc2dff8N.exe
Size

96KB
MD5

416900c00aff107ca4ebcb95c904ab90
SHA1

e49f6e08bdec302e5de3e63bd9b7365c0ff9384b
SHA256

c8d24857d20b129b9a03b83bef5150bd5463918bfd56b879c1235590bbc2dff8
SHA512

5e315c2a28108a27942d29938de790f21247f968bac7c6230091f58f2342af30cde865e14eb9a3c52db0f14770b10db6854302182180a9208e23542e4485381e
SSDEEP

1536:CnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxL:CGs8cd8eXlYairZYqMddH13L

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
3008	omsecor.exe
2840	omsecor.exe
2916	omsecor.exe
2492	omsecor.exe
2428	omsecor.exe
2168	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
2136	c8d24857d20b129b9a03b83bef5150bd5463918bfd56b879c1235590bbc2dff8N.exe
2136	c8d24857d20b129b9a03b83bef5150bd5463918bfd56b879c1235590bbc2dff8N.exe
3008	omsecor.exe
2840	omsecor.exe
2840	omsecor.exe
2492	omsecor.exe
2492	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 2828 set thread context of 2136	2828	c8d24857d20b129b9a03b83bef5150bd5463918bfd56b879c1235590bbc2dff8N.exe	30
PID 3008 set thread context of 2840	3008	omsecor.exe	32
PID 2916 set thread context of 2492	2916	omsecor.exe	36
PID 2428 set thread context of 2168	2428	omsecor.exe	38

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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c8d24857d20b129b9a03b83bef5150bd5463918bfd56b879c1235590bbc2dff8N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c8d24857d20b129b9a03b83bef5150bd5463918bfd56b879c1235590bbc2dff8N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2828 wrote to memory of 2136	2828	c8d24857d20b129b9a03b83bef5150bd5463918bfd56b879c1235590bbc2dff8N.exe	30
PID 2828 wrote to memory of 2136	2828	c8d24857d20b129b9a03b83bef5150bd5463918bfd56b879c1235590bbc2dff8N.exe	30
PID 2828 wrote to memory of 2136	2828	c8d24857d20b129b9a03b83bef5150bd5463918bfd56b879c1235590bbc2dff8N.exe	30
PID 2828 wrote to memory of 2136	2828	c8d24857d20b129b9a03b83bef5150bd5463918bfd56b879c1235590bbc2dff8N.exe	30
PID 2828 wrote to memory of 2136	2828	c8d24857d20b129b9a03b83bef5150bd5463918bfd56b879c1235590bbc2dff8N.exe	30
PID 2828 wrote to memory of 2136	2828	c8d24857d20b129b9a03b83bef5150bd5463918bfd56b879c1235590bbc2dff8N.exe	30
PID 2136 wrote to memory of 3008	2136	c8d24857d20b129b9a03b83bef5150bd5463918bfd56b879c1235590bbc2dff8N.exe	31
PID 2136 wrote to memory of 3008	2136	c8d24857d20b129b9a03b83bef5150bd5463918bfd56b879c1235590bbc2dff8N.exe	31
PID 2136 wrote to memory of 3008	2136	c8d24857d20b129b9a03b83bef5150bd5463918bfd56b879c1235590bbc2dff8N.exe	31
PID 2136 wrote to memory of 3008	2136	c8d24857d20b129b9a03b83bef5150bd5463918bfd56b879c1235590bbc2dff8N.exe	31
PID 3008 wrote to memory of 2840	3008	omsecor.exe	32
PID 3008 wrote to memory of 2840	3008	omsecor.exe	32
PID 3008 wrote to memory of 2840	3008	omsecor.exe	32
PID 3008 wrote to memory of 2840	3008	omsecor.exe	32
PID 3008 wrote to memory of 2840	3008	omsecor.exe	32
PID 3008 wrote to memory of 2840	3008	omsecor.exe	32
PID 2840 wrote to memory of 2916	2840	omsecor.exe	35
PID 2840 wrote to memory of 2916	2840	omsecor.exe	35
PID 2840 wrote to memory of 2916	2840	omsecor.exe	35
PID 2840 wrote to memory of 2916	2840	omsecor.exe	35
PID 2916 wrote to memory of 2492	2916	omsecor.exe	36
PID 2916 wrote to memory of 2492	2916	omsecor.exe	36
PID 2916 wrote to memory of 2492	2916	omsecor.exe	36
PID 2916 wrote to memory of 2492	2916	omsecor.exe	36
PID 2916 wrote to memory of 2492	2916	omsecor.exe	36
PID 2916 wrote to memory of 2492	2916	omsecor.exe	36
PID 2492 wrote to memory of 2428	2492	omsecor.exe	37
PID 2492 wrote to memory of 2428	2492	omsecor.exe	37
PID 2492 wrote to memory of 2428	2492	omsecor.exe	37
PID 2492 wrote to memory of 2428	2492	omsecor.exe	37
PID 2428 wrote to memory of 2168	2428	omsecor.exe	38
PID 2428 wrote to memory of 2168	2428	omsecor.exe	38
PID 2428 wrote to memory of 2168	2428	omsecor.exe	38
PID 2428 wrote to memory of 2168	2428	omsecor.exe	38
PID 2428 wrote to memory of 2168	2428	omsecor.exe	38
PID 2428 wrote to memory of 2168	2428	omsecor.exe	38

C:\Users\Admin\AppData\Local\Temp\c8d24857d20b129b9a03b83bef5150bd5463918bfd56b879c1235590bbc2dff8N.exe
"C:\Users\Admin\AppData\Local\Temp\c8d24857d20b129b9a03b83bef5150bd5463918bfd56b879c1235590bbc2dff8N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2828
- C:\Users\Admin\AppData\Local\Temp\c8d24857d20b129b9a03b83bef5150bd5463918bfd56b879c1235590bbc2dff8N.exe
  C:\Users\Admin\AppData\Local\Temp\c8d24857d20b129b9a03b83bef5150bd5463918bfd56b879c1235590bbc2dff8N.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2136
- - 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:3008
  - - 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:2840
    - - 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:2916
      - 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:2492
        
        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:2428
        
        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:2168

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

Replay Monitor

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Downloads

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

Filesize
96KB

MD5
ad4498b3a34fbb676b992f4f7be4f974

SHA1
f99006b04f785a43fd5d40c7d1659b14492c2190

SHA256
bc7d4b2986f6e144c83c070764cf0a909d5c43647ccfc0ce09b2b49ed7ee89ad

SHA512
bce13d6ef5fd78c7b740182b9e5674a296953a0116f6615a9f9db913fe5975ee80ccdbc1c59baaa6767fb9553a11a51992f586c7e3c51319e5c7c814221ff35d

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

Filesize
96KB

MD5
bc4c75166543a6295515a9284eace533

SHA1
afba59cdde3fad6255c6f3d221474db621c092a8

SHA256
04d43d14a76c90510d3d14c57c6ca32aea1f6ad2a361bad5ba40cf1fc1486216

SHA512
9370d803393a7d98690fe3820118d56b6dedd9b7420a81745adc29d2d29b112d2c92dd1fa08f60f745d5823872d6ce4e01a223836030c20ae74ae05d2a0015be

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
7709c89276efaa8a53f6257b40e68d8d

SHA1
f28dc740eb7810c7a76a1e086898203246156e17

SHA256
e0979542a524c69571ebfd9d097e6ce0b5f931962832eec307dea9d86928bd9f

SHA512
e4e4af96545860d34c31143143a72464172a71eb7c54cd6ef5368d61ff69a21c987551a56a532919d13b3466afd13dd83b701f14269ce274df58d6bf437d7bff

Download Submit
memory/2136-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2136-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2136-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2136-14-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2136-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2136-21-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/2136-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2168-91-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2428-89-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2428-81-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2828-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2828-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2840-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2840-45-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2840-57-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2840-55-0x0000000000290000-0x00000000002B3000-memory.dmp

Filesize
140KB

Download
memory/2840-54-0x0000000000290000-0x00000000002B3000-memory.dmp

Filesize
140KB

Download
memory/2840-42-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2840-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2916-59-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2916-69-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3008-33-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3008-25-0x00000000001C0000-0x00000000001E3000-memory.dmp

Filesize
140KB

Download