neconyd | 17c155d38b7255f10a57d43f44014dd6d0b1c28201e62db9c08d39e10ef064c6

Analysis

max time kernel
145s
max time network
146s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-01-2025 03:20

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General

Target

JaffaCakes118_01b36e0afa6cf15ee49ba2c56994f33f.exe
Size

128KB
MD5

01b36e0afa6cf15ee49ba2c56994f33f
SHA1

d3449d903ff8473fd6efd34808f7cb0802a7d3ef
SHA256

17c155d38b7255f10a57d43f44014dd6d0b1c28201e62db9c08d39e10ef064c6
SHA512

530b75c4052de6c7d1b5d6b0a34a4007a19efc31c52682625c079bd51847c97d1e200b9bdeadd923af3064a53c7ae365e4a32b124e60c42fd11682788293d9c2
SSDEEP

1536:GDfDbhERTatPLTLLbC+8BMNZg3mqKv6y0RrwFd1tSEsF27da6ZW72Foj/MqMabau:4iRTe3n8BMAW6J6f1tqF6dngNmaZrN

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
2280	omsecor.exe
2388	omsecor.exe
2944	omsecor.exe
2996	omsecor.exe
844	omsecor.exe
2412	omsecor.exe

Loads dropped DLL 7 IoCs

pid	Process
2372	JaffaCakes118_01b36e0afa6cf15ee49ba2c56994f33f.exe
2372	JaffaCakes118_01b36e0afa6cf15ee49ba2c56994f33f.exe
2280	omsecor.exe
2388	omsecor.exe
2388	omsecor.exe
2996	omsecor.exe
2996	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 1748 set thread context of 2372	1748	JaffaCakes118_01b36e0afa6cf15ee49ba2c56994f33f.exe	30
PID 2280 set thread context of 2388	2280	omsecor.exe	32
PID 2944 set thread context of 2996	2944	omsecor.exe	36
PID 844 set thread context of 2412	844	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	JaffaCakes118_01b36e0afa6cf15ee49ba2c56994f33f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_01b36e0afa6cf15ee49ba2c56994f33f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 1748 wrote to memory of 2372	1748	JaffaCakes118_01b36e0afa6cf15ee49ba2c56994f33f.exe	30
PID 1748 wrote to memory of 2372	1748	JaffaCakes118_01b36e0afa6cf15ee49ba2c56994f33f.exe	30
PID 1748 wrote to memory of 2372	1748	JaffaCakes118_01b36e0afa6cf15ee49ba2c56994f33f.exe	30
PID 1748 wrote to memory of 2372	1748	JaffaCakes118_01b36e0afa6cf15ee49ba2c56994f33f.exe	30
PID 1748 wrote to memory of 2372	1748	JaffaCakes118_01b36e0afa6cf15ee49ba2c56994f33f.exe	30
PID 1748 wrote to memory of 2372	1748	JaffaCakes118_01b36e0afa6cf15ee49ba2c56994f33f.exe	30
PID 2372 wrote to memory of 2280	2372	JaffaCakes118_01b36e0afa6cf15ee49ba2c56994f33f.exe	31
PID 2372 wrote to memory of 2280	2372	JaffaCakes118_01b36e0afa6cf15ee49ba2c56994f33f.exe	31
PID 2372 wrote to memory of 2280	2372	JaffaCakes118_01b36e0afa6cf15ee49ba2c56994f33f.exe	31
PID 2372 wrote to memory of 2280	2372	JaffaCakes118_01b36e0afa6cf15ee49ba2c56994f33f.exe	31
PID 2280 wrote to memory of 2388	2280	omsecor.exe	32
PID 2280 wrote to memory of 2388	2280	omsecor.exe	32
PID 2280 wrote to memory of 2388	2280	omsecor.exe	32
PID 2280 wrote to memory of 2388	2280	omsecor.exe	32
PID 2280 wrote to memory of 2388	2280	omsecor.exe	32
PID 2280 wrote to memory of 2388	2280	omsecor.exe	32
PID 2388 wrote to memory of 2944	2388	omsecor.exe	35
PID 2388 wrote to memory of 2944	2388	omsecor.exe	35
PID 2388 wrote to memory of 2944	2388	omsecor.exe	35
PID 2388 wrote to memory of 2944	2388	omsecor.exe	35
PID 2944 wrote to memory of 2996	2944	omsecor.exe	36
PID 2944 wrote to memory of 2996	2944	omsecor.exe	36
PID 2944 wrote to memory of 2996	2944	omsecor.exe	36
PID 2944 wrote to memory of 2996	2944	omsecor.exe	36
PID 2944 wrote to memory of 2996	2944	omsecor.exe	36
PID 2944 wrote to memory of 2996	2944	omsecor.exe	36
PID 2996 wrote to memory of 844	2996	omsecor.exe	37
PID 2996 wrote to memory of 844	2996	omsecor.exe	37
PID 2996 wrote to memory of 844	2996	omsecor.exe	37
PID 2996 wrote to memory of 844	2996	omsecor.exe	37
PID 844 wrote to memory of 2412	844	omsecor.exe	38
PID 844 wrote to memory of 2412	844	omsecor.exe	38
PID 844 wrote to memory of 2412	844	omsecor.exe	38
PID 844 wrote to memory of 2412	844	omsecor.exe	38
PID 844 wrote to memory of 2412	844	omsecor.exe	38
PID 844 wrote to memory of 2412	844	omsecor.exe	38

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_01b36e0afa6cf15ee49ba2c56994f33f.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_01b36e0afa6cf15ee49ba2c56994f33f.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1748
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_01b36e0afa6cf15ee49ba2c56994f33f.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_01b36e0afa6cf15ee49ba2c56994f33f.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2372
- - 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:2280
  - - 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:2388
    - - 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:2944
      - 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:2996
        
        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:844
        
        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:2412

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
128KB

MD5
3defeeae711daf9a6d3cf2c344612392

SHA1
8edb83e3de0a7a35353b6385f7291d7813e71d7a

SHA256
2fac71169f4d7d0a00b5226b6b131a9a6bb85fcbde768debd0dce046511c7e63

SHA512
6f257bbe9ae4509e573bd2d7db5b7995fcb107f91c8231dedc8866f3f8e17cef546666915e06e2db399a145bfe4ce4235a46dd4473524f358bf6963008c72b1a

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

Filesize
128KB

MD5
d1fb9394ee06dc53a4b071e5b020a70f

SHA1
176a7fef580236c0ac8bc8417feb4215ebaf3437

SHA256
b24b5f7d321e644b7bc4a5fb118e89daec8c825f980a3520a42c0c0dac664d8e

SHA512
0949add432d2508a98901cfea09f446ea042887062204bd9ff41ff0638c0a7ff83680ad731c8752a5fea1f2e4930d5a8c0d72668641d9c054b2659c4fb285d7d

Download Submit
\Windows\SysWOW64\omsecor.exe

Filesize
128KB

MD5
0e727972913ffc2632be4cb385f32da9

SHA1
c4092c89bc6c48b46dda8276967f4424e5dc79b1

SHA256
60a8e38f138d8842eea40ff0e5959cb2558c3d9decf146e937a5be2cb4cf879e

SHA512
26e506c628310fb456cb9d80932700b2ee8d92fefa7b0d1b173fe587325fcbac4e9244bde12d941d54ec0c4f1826bb43d108f501c4b2c5a2085a7ac5b199add7

Download Submit
memory/2372-16-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2372-6-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2372-4-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2372-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2372-0-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2388-28-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2388-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2388-34-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2388-47-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2388-31-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2412-75-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2412-78-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download