Analysis
- max time kernel
114s - max time network
119s - platform
windows10-2004_x64 - resource
win10v2004-20240709-en - resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system - submitted
19/07/2024, 02:52
Behavioral task
behavioral1
Sample
4388d75789a316dbfaf5d16d177a9420N.exe
Resource
win7-20240708-en
6 signatures
120 seconds
General
- Target 4388d75789a316dbfaf5d16d177a9420N.exe
- Size 35KB
- Sample240719-dcppjaseqd
- SHA256 3060585922372f13a866aeb33130602a1d36327175bcc276e6c72daf4961725f
- MD5 4388d75789a316dbfaf5d16d177a9420
- SHA1 98f01ac015b890726cfadbd2ac4c0527bef8dc9d
- SHA512 0230a8bc83c5f2284001feaf81cec2a137510d0f00baebe51b07275adf9a3b9e03bacf21176ac0ffb699ecf6697ebe7636d5f5feaa46f233b7a0b32f60f9c367
- SSDEEP 768:b6vjVmakOElpmAsUA7DJHrhto2OsgwAPTUrpiEe7HpB:G8Z0kA7FHlO2OwOTUtKjpB
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
neconyd
C2
-
http://ow5dirasuek.com/
-
http://mkkuei4kdsz.com/
-
http://lousta.net/
Signatures
- Executes dropped EXE 2 IoCs
pid Process 4988 omsecor.exe 4748 omsecor.exe -
resource yara_rule behavioral2/memory/1584-0-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/files/0x00080000000234b2-3.dat upx behavioral2/memory/1584-7-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/4988-6-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/4988-8-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/4988-11-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/4988-14-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/4988-15-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/files/0x00090000000234cc-18.dat upx behavioral2/memory/4988-21-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/4748-22-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/4748-23-0x0000000000400000-0x000000000042D000-memory.dmp upx - 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 - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1584 wrote to memory of 4988 1584 4388d75789a316dbfaf5d16d177a9420N.exe 84 PID 1584 wrote to memory of 4988 1584 4388d75789a316dbfaf5d16d177a9420N.exe 84 PID 1584 wrote to memory of 4988 1584 4388d75789a316dbfaf5d16d177a9420N.exe 84 PID 4988 wrote to memory of 4748 4988 omsecor.exe 100 PID 4988 wrote to memory of 4748 4988 omsecor.exe 100 PID 4988 wrote to memory of 4748 4988 omsecor.exe 100
Processes
-
C:\Users\Admin\AppData\Local\Temp\4388d75789a316dbfaf5d16d177a9420N.exe"C:\Users\Admin\AppData\Local\Temp\4388d75789a316dbfaf5d16d177a9420N.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1584 -
C:\Users\Admin\AppData\Roaming\omsecor.exeC:\Users\Admin\AppData\Roaming\omsecor.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4988 -
C:\Windows\SysWOW64\omsecor.exeC:\Windows\System32\omsecor.exe3⤵
- Executes dropped EXE
- Drops file in System32 directory
PID:4748
-
-
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\omsecor.exe
- Size 35KB
- SHA256 123e42374424cdfe3ace9836363f99a476f516372a9a25e645ed4ae11b60e3ea
- MD5 2f1ea92a2434fb0f3efd16b16acaaf76
- SHA1 7dcb30bf35cfae63cf13bb6a49e9e6b22bc29ed2
- SHA512 6f7ccf0056dfa6f8b9a4647291a2a56d9c1fe0710e2817fa68923aad60ac3053971bb5b5a1b458a70f0d82cb158025099f480f3afc8c01b4781444f9654a770a
- SSDEEP 768:/6vjVmakOElpmAsUA7DJHrhto2OsgwAPTUrpiEe7HpB:C8Z0kA7FHlO2OwOTUtKjpB
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\SysWOW64\omsecor.exe
- Size 35KB
- SHA256 db8ebe99c4b72d922d3c25d500d0f1ca0bf022594154c274814c9d05bae267e1
- MD5 6707de9a693a970675034f2e93d58073
- SHA1 e1af8f35fbf66eaca1891d117592e83e8eeb88d8
- SHA512 3aaa680d6fb6dd34bf4004e540f6327254711db6c9221774113def37d5268c11b3d806f389f1f48e53fdc3fc1b1a6928629ac7ca503337e0392e3eafabd5b238
- SSDEEP 768:s6vjVmakOElpmAsUA7DJHrhto2OsgwAPTUrpiEe7HpB:r8Z0kA7FHlO2OwOTUtKjpB
- MD5 SHA1 SHA512 SSDEEP