neconyd | e1a1b03a866b969f10718ad5a1541a7edde8ebeadfb26c89f3f81c3988e5e69c

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24/02/2025, 17:30

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General

Target

e1a1b03a866b969f10718ad5a1541a7edde8ebeadfb26c89f3f81c3988e5e69cN.exe
Size

96KB
MD5

8e73e501734b63cb8cadc886e05bae70
SHA1

d605f1278198f3d02740ca868270a2291143aebb
SHA256

e1a1b03a866b969f10718ad5a1541a7edde8ebeadfb26c89f3f81c3988e5e69c
SHA512

d1427314fe7609ec33a489cb5e6b13b1d1bba9e25b3b172b36de9e7db9b55c8c1db976e57789c094ec43ff0d0a8451173807a7b369954cf5fd6d4effd33bc61c
SSDEEP

1536:xnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxb:xGs8cd8eXlYairZYqMddH13b

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
2056	omsecor.exe
2016	omsecor.exe
2692	omsecor.exe
1364	omsecor.exe
1484	omsecor.exe
3020	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
2360	e1a1b03a866b969f10718ad5a1541a7edde8ebeadfb26c89f3f81c3988e5e69cN.exe
2360	e1a1b03a866b969f10718ad5a1541a7edde8ebeadfb26c89f3f81c3988e5e69cN.exe
2056	omsecor.exe
2016	omsecor.exe
2016	omsecor.exe
1364	omsecor.exe
1364	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 3032 set thread context of 2360	3032	e1a1b03a866b969f10718ad5a1541a7edde8ebeadfb26c89f3f81c3988e5e69cN.exe	30
PID 2056 set thread context of 2016	2056	omsecor.exe	32
PID 2692 set thread context of 1364	2692	omsecor.exe	36
PID 1484 set thread context of 3020	1484	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	e1a1b03a866b969f10718ad5a1541a7edde8ebeadfb26c89f3f81c3988e5e69cN.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	e1a1b03a866b969f10718ad5a1541a7edde8ebeadfb26c89f3f81c3988e5e69cN.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 3032 wrote to memory of 2360	3032	e1a1b03a866b969f10718ad5a1541a7edde8ebeadfb26c89f3f81c3988e5e69cN.exe	30
PID 3032 wrote to memory of 2360	3032	e1a1b03a866b969f10718ad5a1541a7edde8ebeadfb26c89f3f81c3988e5e69cN.exe	30
PID 3032 wrote to memory of 2360	3032	e1a1b03a866b969f10718ad5a1541a7edde8ebeadfb26c89f3f81c3988e5e69cN.exe	30
PID 3032 wrote to memory of 2360	3032	e1a1b03a866b969f10718ad5a1541a7edde8ebeadfb26c89f3f81c3988e5e69cN.exe	30
PID 3032 wrote to memory of 2360	3032	e1a1b03a866b969f10718ad5a1541a7edde8ebeadfb26c89f3f81c3988e5e69cN.exe	30
PID 3032 wrote to memory of 2360	3032	e1a1b03a866b969f10718ad5a1541a7edde8ebeadfb26c89f3f81c3988e5e69cN.exe	30
PID 2360 wrote to memory of 2056	2360	e1a1b03a866b969f10718ad5a1541a7edde8ebeadfb26c89f3f81c3988e5e69cN.exe	31
PID 2360 wrote to memory of 2056	2360	e1a1b03a866b969f10718ad5a1541a7edde8ebeadfb26c89f3f81c3988e5e69cN.exe	31
PID 2360 wrote to memory of 2056	2360	e1a1b03a866b969f10718ad5a1541a7edde8ebeadfb26c89f3f81c3988e5e69cN.exe	31
PID 2360 wrote to memory of 2056	2360	e1a1b03a866b969f10718ad5a1541a7edde8ebeadfb26c89f3f81c3988e5e69cN.exe	31
PID 2056 wrote to memory of 2016	2056	omsecor.exe	32
PID 2056 wrote to memory of 2016	2056	omsecor.exe	32
PID 2056 wrote to memory of 2016	2056	omsecor.exe	32
PID 2056 wrote to memory of 2016	2056	omsecor.exe	32
PID 2056 wrote to memory of 2016	2056	omsecor.exe	32
PID 2056 wrote to memory of 2016	2056	omsecor.exe	32
PID 2016 wrote to memory of 2692	2016	omsecor.exe	35
PID 2016 wrote to memory of 2692	2016	omsecor.exe	35
PID 2016 wrote to memory of 2692	2016	omsecor.exe	35
PID 2016 wrote to memory of 2692	2016	omsecor.exe	35
PID 2692 wrote to memory of 1364	2692	omsecor.exe	36
PID 2692 wrote to memory of 1364	2692	omsecor.exe	36
PID 2692 wrote to memory of 1364	2692	omsecor.exe	36
PID 2692 wrote to memory of 1364	2692	omsecor.exe	36
PID 2692 wrote to memory of 1364	2692	omsecor.exe	36
PID 2692 wrote to memory of 1364	2692	omsecor.exe	36
PID 1364 wrote to memory of 1484	1364	omsecor.exe	37
PID 1364 wrote to memory of 1484	1364	omsecor.exe	37
PID 1364 wrote to memory of 1484	1364	omsecor.exe	37
PID 1364 wrote to memory of 1484	1364	omsecor.exe	37
PID 1484 wrote to memory of 3020	1484	omsecor.exe	38
PID 1484 wrote to memory of 3020	1484	omsecor.exe	38
PID 1484 wrote to memory of 3020	1484	omsecor.exe	38
PID 1484 wrote to memory of 3020	1484	omsecor.exe	38
PID 1484 wrote to memory of 3020	1484	omsecor.exe	38
PID 1484 wrote to memory of 3020	1484	omsecor.exe	38

C:\Users\Admin\AppData\Local\Temp\e1a1b03a866b969f10718ad5a1541a7edde8ebeadfb26c89f3f81c3988e5e69cN.exe
"C:\Users\Admin\AppData\Local\Temp\e1a1b03a866b969f10718ad5a1541a7edde8ebeadfb26c89f3f81c3988e5e69cN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3032
- C:\Users\Admin\AppData\Local\Temp\e1a1b03a866b969f10718ad5a1541a7edde8ebeadfb26c89f3f81c3988e5e69cN.exe
  C:\Users\Admin\AppData\Local\Temp\e1a1b03a866b969f10718ad5a1541a7edde8ebeadfb26c89f3f81c3988e5e69cN.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2360
- - 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:2056
  - - 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:2016
    - - 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:2692
      - 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:1364
        
        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:1484
        
        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:3020

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

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

Filesize
96KB

MD5
d8c0e1c5a971133e0cbe438ffcb30bee

SHA1
5b3639ad77f2b10c830fd59abef6fb2c115e0bfb

SHA256
b630987f421f1e58ec328d6318f95490cce964193368739782bf4707817e03c6

SHA512
08af07b11a9d8a078056015813c3827ad81ba154c891399c798c81b6ddf725a9bc5eea9786f9771f30d7b4fcaea40862b10947515dfba5c572a5abb129b10bc3

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

Filesize
96KB

MD5
207ae8d494d419f23792c3f7810a370e

SHA1
a48a2568b776dcda6975984db54dffc5ded2cf97

SHA256
5569c8e9579287da6ba58d5541d46a92ffbc63290ceeb7b649904823ac591ae0

SHA512
de303068d2c756fe48bfdc8f0e97673459d78f8b27bf199a53f0e200034844b2b3ad23f002ef25efcb46a177c1d8c7482d845f3b93e9ab9ca4c4853162770889

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
cf62575dd388ef0eede3fea177b975d3

SHA1
884a4cefec404d2c5f116426086b071666bcb9a3

SHA256
b66bd7eb26b8bab07b7f1d840c6b502a5c917ab066931ffd1706be4197946a97

SHA512
9a7c1ed00a8133a606ce888695ee1cac1483f461086a8acc5369c5b357207297a970ac75e0e21ac1d8b3fe3821e16312c534286e6f94d40147382048b371b600

Download Submit
memory/1364-91-0x0000000000230000-0x0000000000253000-memory.dmp

Filesize
140KB

Download
memory/1484-89-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1484-80-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2016-56-0x00000000005C0000-0x00000000005E3000-memory.dmp

Filesize
140KB

Download
memory/2016-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2016-90-0x00000000005C0000-0x00000000005E3000-memory.dmp

Filesize
140KB

Download
memory/2016-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2016-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2016-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2016-44-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2016-52-0x00000000005C0000-0x00000000005E3000-memory.dmp

Filesize
140KB

Download
memory/2056-24-0x00000000001C0000-0x00000000001E3000-memory.dmp

Filesize
140KB

Download
memory/2056-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2056-21-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2360-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2360-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2360-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2360-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2360-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2692-58-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2692-67-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3020-92-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3032-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3032-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download