neconyd | 3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e

Analysis

max time kernel
115s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-12-2024 09:15

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General

Target

3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe
Size

96KB
MD5

368d064efacaaa20abc57a01c83e0f3e
SHA1

2f0a36ebc6e185071605afa653ad3da504d4df62
SHA256

3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e
SHA512

641a4ac039b2cb409b615069c1874a004e0f0da2e4a69937bd176a089c12b1960597afb12bb10b0f218ecc126cf85ad53a5ae4f099844ab316e3d43c20f172c9
SSDEEP

1536:+nAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxh:+Gs8cd8eXlYairZYqMddH13h

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
2384	omsecor.exe
2964	omsecor.exe
2028	omsecor.exe
1696	omsecor.exe
832	omsecor.exe
1580	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
2260	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe
2260	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe
2384	omsecor.exe
2964	omsecor.exe
2964	omsecor.exe
1696	omsecor.exe
1696	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 2440 set thread context of 2260	2440	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe	30
PID 2384 set thread context of 2964	2384	omsecor.exe	32
PID 2028 set thread context of 1696	2028	omsecor.exe	36
PID 832 set thread context of 1580	832	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	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.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 2440 wrote to memory of 2260	2440	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe	30
PID 2440 wrote to memory of 2260	2440	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe	30
PID 2440 wrote to memory of 2260	2440	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe	30
PID 2440 wrote to memory of 2260	2440	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe	30
PID 2440 wrote to memory of 2260	2440	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe	30
PID 2440 wrote to memory of 2260	2440	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe	30
PID 2260 wrote to memory of 2384	2260	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe	31
PID 2260 wrote to memory of 2384	2260	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe	31
PID 2260 wrote to memory of 2384	2260	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe	31
PID 2260 wrote to memory of 2384	2260	3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe	31
PID 2384 wrote to memory of 2964	2384	omsecor.exe	32
PID 2384 wrote to memory of 2964	2384	omsecor.exe	32
PID 2384 wrote to memory of 2964	2384	omsecor.exe	32
PID 2384 wrote to memory of 2964	2384	omsecor.exe	32
PID 2384 wrote to memory of 2964	2384	omsecor.exe	32
PID 2384 wrote to memory of 2964	2384	omsecor.exe	32
PID 2964 wrote to memory of 2028	2964	omsecor.exe	35
PID 2964 wrote to memory of 2028	2964	omsecor.exe	35
PID 2964 wrote to memory of 2028	2964	omsecor.exe	35
PID 2964 wrote to memory of 2028	2964	omsecor.exe	35
PID 2028 wrote to memory of 1696	2028	omsecor.exe	36
PID 2028 wrote to memory of 1696	2028	omsecor.exe	36
PID 2028 wrote to memory of 1696	2028	omsecor.exe	36
PID 2028 wrote to memory of 1696	2028	omsecor.exe	36
PID 2028 wrote to memory of 1696	2028	omsecor.exe	36
PID 2028 wrote to memory of 1696	2028	omsecor.exe	36
PID 1696 wrote to memory of 832	1696	omsecor.exe	37
PID 1696 wrote to memory of 832	1696	omsecor.exe	37
PID 1696 wrote to memory of 832	1696	omsecor.exe	37
PID 1696 wrote to memory of 832	1696	omsecor.exe	37
PID 832 wrote to memory of 1580	832	omsecor.exe	38
PID 832 wrote to memory of 1580	832	omsecor.exe	38
PID 832 wrote to memory of 1580	832	omsecor.exe	38
PID 832 wrote to memory of 1580	832	omsecor.exe	38
PID 832 wrote to memory of 1580	832	omsecor.exe	38
PID 832 wrote to memory of 1580	832	omsecor.exe	38

C:\Users\Admin\AppData\Local\Temp\3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe
"C:\Users\Admin\AppData\Local\Temp\3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2440
- C:\Users\Admin\AppData\Local\Temp\3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe
  C:\Users\Admin\AppData\Local\Temp\3a76b4b133225ee0fe5eeff15a25f35ce64ed34d03982a8953619d038039093e.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2260
- - 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:2384
  - - 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:2964
    - - 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:2028
      - 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:1696
        
        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:832
        
        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:1580

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
bf7081c5fb72643cae63538b0128b8b8

SHA1
ac3e5ac8e5d58b60740da52458b17c762cd17024

SHA256
44ac5aa265f57cf9df83355e6ba0f6dc64f91351229b6ebba9946c514b07347f

SHA512
4653a7c3f8c03681f38a52e6bd7c46b2f68b700382e95218e04579f22087ef6473b3cc1c0cef7837fcc3410c9278a5875cafc9867dbfadc9fdd58eda1d4b5711

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

Filesize
96KB

MD5
de8e2b68c769139289d790a0cdf3ae7d

SHA1
61d640c398ae0ddae918c589573aa854726c5d14

SHA256
a52b8c200b459d2d110b2e5abf6297f302dea5e879ac746129e0f306c9895c51

SHA512
aeabbe1029e6b977de5fb1494bea8c3d8b931086b8e9d3038f5f12e692e711df72f48e76c31c6097f588c28618b4e96a518ae9bbbfe5c32b82495d8789616b10

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
ee055e04b57d25c8b6bc2e2aa16c9115

SHA1
88b3b39bfcb960aa0c397f4944727896758e8367

SHA256
0e6a3281d6bd15d7594a6891e5ff66f8082feb4f3f991b4a41c9cb8191350792

SHA512
ca6bca9adab48b2c100e317496b69610a7c82b6eeafb4a8885ea5a0e2c06abc0d1cf95ed98987b189daf7a2415a951d749e0c43c51baa4db73b7bcf7ddaa4807

Download Submit
memory/832-88-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/832-80-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1580-91-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1696-90-0x00000000003D0000-0x00000000003F3000-memory.dmp

Filesize
140KB

Download
memory/1696-78-0x00000000003D0000-0x00000000003F3000-memory.dmp

Filesize
140KB

Download
memory/2028-67-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2028-57-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2260-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2260-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2260-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2260-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2260-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2384-29-0x00000000003C0000-0x00000000003E3000-memory.dmp

Filesize
140KB

Download
memory/2384-33-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2384-21-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2440-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2440-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2964-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2964-35-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2964-45-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2964-42-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2964-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download