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Analysis
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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
22/01/2025, 03:44
Behavioral task
behavioral1
Sample
7aa802d8f6df7e6bf7786078518e348207d67ff90d6d231a7308e9362b2fdd5d.exe
Resource
win7-20240903-en
General
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Target
7aa802d8f6df7e6bf7786078518e348207d67ff90d6d231a7308e9362b2fdd5d.exe
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Size
80KB
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MD5
7f92312b3e3885e89af5a29c29a87131
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SHA1
390526f25d1c74e41b0b0282587764e6d08fc42c
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SHA256
7aa802d8f6df7e6bf7786078518e348207d67ff90d6d231a7308e9362b2fdd5d
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SHA512
620bcc7e564df898a5f605d31bd71db1c13c3d07a1f4bf5fe3a1b440cdea1b5e6d5b823535f9a474cc801b2d63cfdcf2709a6893615f522f2d0c2033266f6ec7
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SSDEEP
768:pfMEIvFGvZEr8LFK0ic46N47eSdYAHwmZGp6JXXlaa5uAa:pfbIvYvZEyFKF6N4yS+AQmZTl/5C
Malware Config
Extracted
neconyd
http://ow5dirasuek.com/
http://mkkuei4kdsz.com/
http://lousta.net/
Signatures
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Neconyd family
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Executes dropped EXE 2 IoCs
pid Process 2112 omsecor.exe 2544 omsecor.exe -
Loads dropped DLL 4 IoCs
pid Process 2828 7aa802d8f6df7e6bf7786078518e348207d67ff90d6d231a7308e9362b2fdd5d.exe 2828 7aa802d8f6df7e6bf7786078518e348207d67ff90d6d231a7308e9362b2fdd5d.exe 2112 omsecor.exe 2112 omsecor.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\omsecor.exe omsecor.exe File opened for modification C:\Windows\SysWOW64\merocz.xc6 omsecor.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7aa802d8f6df7e6bf7786078518e348207d67ff90d6d231a7308e9362b2fdd5d.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 8 IoCs
description pid Process procid_target PID 2828 wrote to memory of 2112 2828 7aa802d8f6df7e6bf7786078518e348207d67ff90d6d231a7308e9362b2fdd5d.exe 28 PID 2828 wrote to memory of 2112 2828 7aa802d8f6df7e6bf7786078518e348207d67ff90d6d231a7308e9362b2fdd5d.exe 28 PID 2828 wrote to memory of 2112 2828 7aa802d8f6df7e6bf7786078518e348207d67ff90d6d231a7308e9362b2fdd5d.exe 28 PID 2828 wrote to memory of 2112 2828 7aa802d8f6df7e6bf7786078518e348207d67ff90d6d231a7308e9362b2fdd5d.exe 28 PID 2112 wrote to memory of 2544 2112 omsecor.exe 32 PID 2112 wrote to memory of 2544 2112 omsecor.exe 32 PID 2112 wrote to memory of 2544 2112 omsecor.exe 32 PID 2112 wrote to memory of 2544 2112 omsecor.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\7aa802d8f6df7e6bf7786078518e348207d67ff90d6d231a7308e9362b2fdd5d.exe"C:\Users\Admin\AppData\Local\Temp\7aa802d8f6df7e6bf7786078518e348207d67ff90d6d231a7308e9362b2fdd5d.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2828 -
C:\Users\Admin\AppData\Roaming\omsecor.exeC:\Users\Admin\AppData\Roaming\omsecor.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2112 -
C:\Windows\SysWOW64\omsecor.exeC:\Windows\System32\omsecor.exe3⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:2544
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
80KB
MD5a61d57529b995b6e1b8597b59733022d
SHA15322722eba9ba32f43ec78a2eb95016ac11534d7
SHA2560123955cb9dfbb37b1abfcc46384b249d3b077e113b8a070b6d5f7dd06c36c60
SHA512408d8d4367d9b16b72dccfda64fda3f582b4cd80874c4960396deb9bc2ea16cccdd8b7fb3a78f9f700d7f0723f297ea302dc1aa4c0360bb95070d4f4839cf3d3
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Filesize
80KB
MD573ae1ddce355be863336ed8a4fbc78f3
SHA1910a0b873aae9e5ad3f47c996d07664867d6b08b
SHA25691471622e46e2917f49067094701c8a1417b28b1babebac6ee515bd5c554f019
SHA512aae87cce958a553ee32f667cd2a7b7b5ea05bb46939212db8e90cfc81b251f329aba4124c2d7ebecae95b62741f3fc3704bc3835596436e2709a91eee4d8ad85