neconyd | a20d8d15be6fd148f7481b57a9bcb9ee877eca2d85be64394e149d4e39769203

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
01-02-2025 21:20

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General

Target

a20d8d15be6fd148f7481b57a9bcb9ee877eca2d85be64394e149d4e39769203N.exe
Size

134KB
MD5

f4be90352975039dc08cb4cfff1ab390
SHA1

e9e7d4d0d1f8da90d7748a18b21a6d2a579d9f2b
SHA256

a20d8d15be6fd148f7481b57a9bcb9ee877eca2d85be64394e149d4e39769203
SHA512

5bb9afc5872978bcfbdecf0997e54d1b8a091e3941e83a59164d4124d7c7ee48b68ac3814eb336c5226761f35965ecf413ec0d51a6d8a2c173c297b3db85fc2f
SSDEEP

1536:MDfDbhERTatPLTH0iqNZg3mqKv6y0RrwFd1tSEsF27da6ZW72Foj/MqMabadwCid:yiRTeH0iqAW6J6f1tqF6dngNmaZCiaI

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
1272	omsecor.exe
2172	omsecor.exe
1928	omsecor.exe
1448	omsecor.exe
1764	omsecor.exe
2128	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
1204	a20d8d15be6fd148f7481b57a9bcb9ee877eca2d85be64394e149d4e39769203N.exe
1204	a20d8d15be6fd148f7481b57a9bcb9ee877eca2d85be64394e149d4e39769203N.exe
1272	omsecor.exe
2172	omsecor.exe
2172	omsecor.exe
1448	omsecor.exe
1448	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 1268 set thread context of 1204	1268	a20d8d15be6fd148f7481b57a9bcb9ee877eca2d85be64394e149d4e39769203N.exe	31
PID 1272 set thread context of 2172	1272	omsecor.exe	33
PID 1928 set thread context of 1448	1928	omsecor.exe	37
PID 1764 set thread context of 2128	1764	omsecor.exe	39

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	a20d8d15be6fd148f7481b57a9bcb9ee877eca2d85be64394e149d4e39769203N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a20d8d15be6fd148f7481b57a9bcb9ee877eca2d85be64394e149d4e39769203N.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 1268 wrote to memory of 1204	1268	a20d8d15be6fd148f7481b57a9bcb9ee877eca2d85be64394e149d4e39769203N.exe	31
PID 1268 wrote to memory of 1204	1268	a20d8d15be6fd148f7481b57a9bcb9ee877eca2d85be64394e149d4e39769203N.exe	31
PID 1268 wrote to memory of 1204	1268	a20d8d15be6fd148f7481b57a9bcb9ee877eca2d85be64394e149d4e39769203N.exe	31
PID 1268 wrote to memory of 1204	1268	a20d8d15be6fd148f7481b57a9bcb9ee877eca2d85be64394e149d4e39769203N.exe	31
PID 1268 wrote to memory of 1204	1268	a20d8d15be6fd148f7481b57a9bcb9ee877eca2d85be64394e149d4e39769203N.exe	31
PID 1268 wrote to memory of 1204	1268	a20d8d15be6fd148f7481b57a9bcb9ee877eca2d85be64394e149d4e39769203N.exe	31
PID 1204 wrote to memory of 1272	1204	a20d8d15be6fd148f7481b57a9bcb9ee877eca2d85be64394e149d4e39769203N.exe	32
PID 1204 wrote to memory of 1272	1204	a20d8d15be6fd148f7481b57a9bcb9ee877eca2d85be64394e149d4e39769203N.exe	32
PID 1204 wrote to memory of 1272	1204	a20d8d15be6fd148f7481b57a9bcb9ee877eca2d85be64394e149d4e39769203N.exe	32
PID 1204 wrote to memory of 1272	1204	a20d8d15be6fd148f7481b57a9bcb9ee877eca2d85be64394e149d4e39769203N.exe	32
PID 1272 wrote to memory of 2172	1272	omsecor.exe	33
PID 1272 wrote to memory of 2172	1272	omsecor.exe	33
PID 1272 wrote to memory of 2172	1272	omsecor.exe	33
PID 1272 wrote to memory of 2172	1272	omsecor.exe	33
PID 1272 wrote to memory of 2172	1272	omsecor.exe	33
PID 1272 wrote to memory of 2172	1272	omsecor.exe	33
PID 2172 wrote to memory of 1928	2172	omsecor.exe	36
PID 2172 wrote to memory of 1928	2172	omsecor.exe	36
PID 2172 wrote to memory of 1928	2172	omsecor.exe	36
PID 2172 wrote to memory of 1928	2172	omsecor.exe	36
PID 1928 wrote to memory of 1448	1928	omsecor.exe	37
PID 1928 wrote to memory of 1448	1928	omsecor.exe	37
PID 1928 wrote to memory of 1448	1928	omsecor.exe	37
PID 1928 wrote to memory of 1448	1928	omsecor.exe	37
PID 1928 wrote to memory of 1448	1928	omsecor.exe	37
PID 1928 wrote to memory of 1448	1928	omsecor.exe	37
PID 1448 wrote to memory of 1764	1448	omsecor.exe	38
PID 1448 wrote to memory of 1764	1448	omsecor.exe	38
PID 1448 wrote to memory of 1764	1448	omsecor.exe	38
PID 1448 wrote to memory of 1764	1448	omsecor.exe	38
PID 1764 wrote to memory of 2128	1764	omsecor.exe	39
PID 1764 wrote to memory of 2128	1764	omsecor.exe	39
PID 1764 wrote to memory of 2128	1764	omsecor.exe	39
PID 1764 wrote to memory of 2128	1764	omsecor.exe	39
PID 1764 wrote to memory of 2128	1764	omsecor.exe	39
PID 1764 wrote to memory of 2128	1764	omsecor.exe	39

C:\Users\Admin\AppData\Local\Temp\a20d8d15be6fd148f7481b57a9bcb9ee877eca2d85be64394e149d4e39769203N.exe
"C:\Users\Admin\AppData\Local\Temp\a20d8d15be6fd148f7481b57a9bcb9ee877eca2d85be64394e149d4e39769203N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1268
- C:\Users\Admin\AppData\Local\Temp\a20d8d15be6fd148f7481b57a9bcb9ee877eca2d85be64394e149d4e39769203N.exe
  C:\Users\Admin\AppData\Local\Temp\a20d8d15be6fd148f7481b57a9bcb9ee877eca2d85be64394e149d4e39769203N.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1204
- - 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:1272
  - - 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:2172
    - - 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:1928
      - 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:1448
        
        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:1764
        
        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:2128

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
134KB

MD5
47ea24d32de825648a86967dd4c2b7f2

SHA1
6d6a59b5630a39fc8dea1bb37169e237ccf19802

SHA256
1a4455972b1f0c6a3b893c2650be4f66bea2ee3023a08994d3a5eb01ff589fe4

SHA512
308a1c734176ff6d19e7c14e63af6f08458cb2a64ffa0c37709877ff1be38b7dc6fff157b9ed9728623e344707d96bc791e8dcf9878327b5dc40b8754d0c8f3e

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

Filesize
134KB

MD5
e19dd94e2d8aa586a1398fac07dee48e

SHA1
d51b394d9541c1e406dc50c328d9a2d0b5f1916d

SHA256
d18d6d93f7c92932fd76f6061edcbf78af56e2a492ca152619e024446664e558

SHA512
c16b58d1f9f6808666b32309c1c41ef3afb7f2fccbfe3c5f7bd5a4ff8cfba549c9d5d58c5dbe0271cb8c2e2ce2e3d7aad9eb149e003b806b63015d52af4d4f58

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
134KB

MD5
237ebd15c1275362cce5aff75c69ceee

SHA1
761b9d5db6a75a4357dcdb9c94123994b2e57b41

SHA256
e5849be6141e9184ed52e98962ded107bb2d836e9d345a192e10e9448bb806fb

SHA512
1dd00cd212e4f6f9c9b870adff395d64c3936bebb0bf7a49f108a545f15d19c879a038901519b46dac5f84b6960f4928bb953b6d9780d87ba6c2ab3e178621a7

Download Submit
memory/1204-19-0x0000000000230000-0x0000000000254000-memory.dmp

Filesize
144KB

Download
memory/1204-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1204-8-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1204-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1204-17-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1204-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1268-6-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1268-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1272-24-0x0000000000230000-0x0000000000254000-memory.dmp

Filesize
144KB

Download
memory/1272-31-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1272-21-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1448-75-0x0000000000230000-0x0000000000254000-memory.dmp

Filesize
144KB

Download
memory/1448-77-0x0000000000230000-0x0000000000254000-memory.dmp

Filesize
144KB

Download
memory/1764-85-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1928-56-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1928-64-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2128-87-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2172-53-0x0000000000340000-0x0000000000364000-memory.dmp

Filesize
144KB

Download
memory/2172-52-0x0000000000340000-0x0000000000364000-memory.dmp

Filesize
144KB

Download
memory/2172-51-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2172-43-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2172-40-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2172-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2172-34-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download