neconyd | bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88

Analysis

max time kernel
146s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-01-2025 05:58

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General

Target

bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe
Size

96KB
MD5

78218d41fd66e7e6cadd47af577f71e1
SHA1

aa8a7ded8287b189a1a6cf82fbce6f71b6bcd688
SHA256

bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88
SHA512

7ec64b25ef5db3a3070b663c4f46b87daa54a54624ceeda1644e09e8ba6cec2c45c7d7d02920d522ff8c1dadcc11e127f7eb4aecc9c03c1e1e182dd3e02539a3
SSDEEP

1536:znAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxr:zGs8cd8eXlYairZYqMddH13r

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
2132	omsecor.exe
1132	omsecor.exe
244	omsecor.exe
724	omsecor.exe
208	omsecor.exe
2440	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 3268 set thread context of 2976	3268	bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe	83
PID 2132 set thread context of 1132	2132	omsecor.exe	88
PID 244 set thread context of 724	244	omsecor.exe	109
PID 208 set thread context of 2440	208	omsecor.exe	113

Program crash 4 IoCs

pid	pid_target	Process	procid_target
4784	3268	WerFault.exe	82
1664	2132	WerFault.exe	85
3528	244	WerFault.exe	108
5076	208	WerFault.exe	111

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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 3268 wrote to memory of 2976	3268	bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe	83
PID 3268 wrote to memory of 2976	3268	bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe	83
PID 3268 wrote to memory of 2976	3268	bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe	83
PID 3268 wrote to memory of 2976	3268	bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe	83
PID 3268 wrote to memory of 2976	3268	bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe	83
PID 2976 wrote to memory of 2132	2976	bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe	85
PID 2976 wrote to memory of 2132	2976	bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe	85
PID 2976 wrote to memory of 2132	2976	bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe	85
PID 2132 wrote to memory of 1132	2132	omsecor.exe	88
PID 2132 wrote to memory of 1132	2132	omsecor.exe	88
PID 2132 wrote to memory of 1132	2132	omsecor.exe	88
PID 2132 wrote to memory of 1132	2132	omsecor.exe	88
PID 2132 wrote to memory of 1132	2132	omsecor.exe	88
PID 1132 wrote to memory of 244	1132	omsecor.exe	108
PID 1132 wrote to memory of 244	1132	omsecor.exe	108
PID 1132 wrote to memory of 244	1132	omsecor.exe	108
PID 244 wrote to memory of 724	244	omsecor.exe	109
PID 244 wrote to memory of 724	244	omsecor.exe	109
PID 244 wrote to memory of 724	244	omsecor.exe	109
PID 244 wrote to memory of 724	244	omsecor.exe	109
PID 244 wrote to memory of 724	244	omsecor.exe	109
PID 724 wrote to memory of 208	724	omsecor.exe	111
PID 724 wrote to memory of 208	724	omsecor.exe	111
PID 724 wrote to memory of 208	724	omsecor.exe	111
PID 208 wrote to memory of 2440	208	omsecor.exe	113
PID 208 wrote to memory of 2440	208	omsecor.exe	113
PID 208 wrote to memory of 2440	208	omsecor.exe	113
PID 208 wrote to memory of 2440	208	omsecor.exe	113
PID 208 wrote to memory of 2440	208	omsecor.exe	113

C:\Users\Admin\AppData\Local\Temp\bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe
"C:\Users\Admin\AppData\Local\Temp\bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3268
- C:\Users\Admin\AppData\Local\Temp\bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe
  C:\Users\Admin\AppData\Local\Temp\bfc407eea9c173b06eb05a1ac70f561efcc924eff26d4564d48cce337334cf88.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2976
- - C:\Users\Admin\AppData\Roaming\omsecor.exe
    C:\Users\Admin\AppData\Roaming\omsecor.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2132
  - - C:\Users\Admin\AppData\Roaming\omsecor.exe
      C:\Users\Admin\AppData\Roaming\omsecor.exe
      4⤵
      Executes dropped EXE
      Drops file in System32 directory
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:1132
    - - 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:244
      - C:\Windows\SysWOW64\omsecor.exe
        
        C:\Windows\SysWOW64\omsecor.exe
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:724
        
        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:208
        
        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:2440
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 208 -s 268
        8⤵
        Program crash
        
        PID:5076
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 244 -s 292
        6⤵
        Program crash
        
        PID:3528
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2132 -s 300
      4⤵
      Program crash
      PID:1664
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3268 -s 272
  2⤵
  - Program crash
  PID:4784

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3268 -ip 3268
1⤵
PID:444

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2132 -ip 2132
1⤵
PID:3476

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 244 -ip 244
1⤵
PID:3984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 208 -ip 208
1⤵
PID:3544

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
eec076cdc82f43b08d721f79500c8074

SHA1
9a6a6d9faef3e11b970f4e14c47f84384c36fafc

SHA256
3041bd8a974b30bc48fe113ea23488d0a1fdaadaf2a95bbfd9fb0e4c6c97c7e5

SHA512
33f5c6fbeb43e7554c430a539bed59c6c763cd9106bc31e6d80414c11a1404f2b10514828073ad8233f4070b6766c9636b929fbc72dfab6561a2bd975c114a56

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

Filesize
96KB

MD5
d209d9afcc8aa86ecf3771843fd89223

SHA1
cec911b5a9bfad45d33580a1ae2677861a674d3c

SHA256
efd59776ef409f56dd706f243652eef209e2472d9de0714887af1fdb656f27af

SHA512
edf46026c27d24966c8e8597c827cbb463c61a55da7dab291baf5a901abe28a8bf2c9159a0f901d239a5338d66af4e37bb6012217640d202843859b7dbd39c11

Download Submit
C:\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
895fce93636c015292715752340de5aa

SHA1
a95565b1bf5f07c1e3737a750fffc54d85aca335

SHA256
089d87a8b10b733828689e67d44c6fa8d7196a3656799f7fc972798878931117

SHA512
62674f450f0b11b12b6e08a51f2be7fe62b34444a533528981e26cc3821728bdf7254ac255d1bddc99431351ba17e452a941258ca1513f494f3b6c38898c1e6f

Download Submit
memory/208-53-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/208-45-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/244-32-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/244-52-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/724-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/724-40-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/724-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1132-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1132-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1132-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1132-27-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1132-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1132-31-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1132-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2132-11-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2132-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2440-57-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2440-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2440-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2440-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2976-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2976-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2976-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2976-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3268-19-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3268-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download