Analysis
- max time kernel
145s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20240426-en - resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system - submitted
30/05/2024, 20:10
Behavioral task
behavioral1
Sample
2c8815c38a51755c7fd997af5a4e9ab13a988d42efc95612ca7185b2f7f1980c.exe
Resource
win7-20240221-en
7 signatures
150 seconds
General
- Target 2c8815c38a51755c7fd997af5a4e9ab13a988d42efc95612ca7185b2f7f1980c.exe
- Size 35KB
- Sample240530-yxwnsshb3y
- SHA256 2c8815c38a51755c7fd997af5a4e9ab13a988d42efc95612ca7185b2f7f1980c
- MD5 2ba9ae910291e25acb84fe1d2fb900c9
- SHA1 3de17ff8560529c5e6e449bcdd3ed13151acd28c
- SHA512 516c2d4de4a390d49d4c28a1a2ec6faa4bf65510b4d64c65513b028f8acd1888bc1367919718eea65f0a15e3ab8fc117346a17c21918765039d886e68654be5e
- SSDEEP 768:I6vjVmakOElpmAsUA7DJHrhto2OsgwAPTUrpiEe7HpB:P8Z0kA7FHlO2OwOTUtKjpB
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
neconyd
C2
-
http://ow5dirasuek.com/
-
http://mkkuei4kdsz.com/
-
http://lousta.net/
Signatures
- UPX dump on OEP (original entry point) 16 IoCs
resource yara_rule behavioral2/memory/1992-0-0x0000000000400000-0x000000000042D000-memory.dmp UPX behavioral2/files/0x0007000000023305-3.dat UPX behavioral2/memory/1992-5-0x0000000000400000-0x000000000042D000-memory.dmp UPX behavioral2/memory/1524-7-0x0000000000400000-0x000000000042D000-memory.dmp UPX behavioral2/memory/1524-8-0x0000000000400000-0x000000000042D000-memory.dmp UPX behavioral2/memory/1524-11-0x0000000000400000-0x000000000042D000-memory.dmp UPX behavioral2/memory/1524-14-0x0000000000400000-0x000000000042D000-memory.dmp UPX behavioral2/memory/1524-15-0x0000000000400000-0x000000000042D000-memory.dmp UPX behavioral2/files/0x0002000000021d88-21.dat UPX behavioral2/memory/1524-20-0x0000000000400000-0x000000000042D000-memory.dmp UPX behavioral2/memory/3988-22-0x0000000000400000-0x000000000042D000-memory.dmp UPX behavioral2/files/0x0007000000023305-25.dat UPX behavioral2/memory/3988-26-0x0000000000400000-0x000000000042D000-memory.dmp UPX behavioral2/memory/2168-28-0x0000000000400000-0x000000000042D000-memory.dmp UPX behavioral2/memory/2168-29-0x0000000000400000-0x000000000042D000-memory.dmp UPX behavioral2/memory/2168-32-0x0000000000400000-0x000000000042D000-memory.dmp UPX - Executes dropped EXE 3 IoCs
pid Process 1524 omsecor.exe 3988 omsecor.exe 2168 omsecor.exe -
resource yara_rule behavioral2/memory/1992-0-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/files/0x0007000000023305-3.dat upx behavioral2/memory/1992-5-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/1524-7-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/1524-8-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/1524-11-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/1524-14-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/1524-15-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/files/0x0002000000021d88-21.dat upx behavioral2/memory/1524-20-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/3988-22-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/files/0x0007000000023305-25.dat upx behavioral2/memory/3988-26-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/2168-28-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/2168-29-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/2168-32-0x0000000000400000-0x000000000042D000-memory.dmp upx - Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\omsecor.exe omsecor.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1992 wrote to memory of 1524 1992 2c8815c38a51755c7fd997af5a4e9ab13a988d42efc95612ca7185b2f7f1980c.exe 82 PID 1992 wrote to memory of 1524 1992 2c8815c38a51755c7fd997af5a4e9ab13a988d42efc95612ca7185b2f7f1980c.exe 82 PID 1992 wrote to memory of 1524 1992 2c8815c38a51755c7fd997af5a4e9ab13a988d42efc95612ca7185b2f7f1980c.exe 82 PID 1524 wrote to memory of 3988 1524 omsecor.exe 94 PID 1524 wrote to memory of 3988 1524 omsecor.exe 94 PID 1524 wrote to memory of 3988 1524 omsecor.exe 94 PID 3988 wrote to memory of 2168 3988 omsecor.exe 95 PID 3988 wrote to memory of 2168 3988 omsecor.exe 95 PID 3988 wrote to memory of 2168 3988 omsecor.exe 95
Processes
-
C:\Users\Admin\AppData\Local\Temp\2c8815c38a51755c7fd997af5a4e9ab13a988d42efc95612ca7185b2f7f1980c.exe"C:\Users\Admin\AppData\Local\Temp\2c8815c38a51755c7fd997af5a4e9ab13a988d42efc95612ca7185b2f7f1980c.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1992 -
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:1524 -
C:\Windows\SysWOW64\omsecor.exeC:\Windows\System32\omsecor.exe3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3988 -
C:\Users\Admin\AppData\Roaming\omsecor.exeC:\Users\Admin\AppData\Roaming\omsecor.exe4⤵
- Executes dropped EXE
PID:2168
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-
-
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\omsecor.exe
- Size 35KB
- SHA256 7712a737c057ab8e7224b3672c736bbe5b9006a4d03e45124eab08fda1c6c71f
- MD5 c6deac320ab78b88696b97420ecec1f0
- SHA1 bd3c1a7e5af8f745c5b2fd4d97e3fe5d59bf53ff
- SHA512 9be7d7bae115ee6ad1cd6bcf427b8578d055381873814ca3de84ef5202df1855097f24a661cad66eef30b8d9b422a35da6540c6f73b08d793e362bd9d754e6ac
- SSDEEP 768:W6vjVmakOElpmAsUA7DJHrhto2OsgwAPTUrpiEe7HpB:t8Z0kA7FHlO2OwOTUtKjpB
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\omsecor.exe
- Size 35KB
- SHA256 20e2b44ac0f0efa74a9cf90fcef2da24abba7885b06b2aa9340c3b410768070c
- MD5 49595d9438799eb2c831c2a316c10220
- SHA1 c03667d2f9d85a731f7827b9189dac9b2f25944d
- SHA512 a1b8a0c70d176ff859aaf590348607806ff08e8bd56beddc9c2e7c8d71dd6176dfb46a2fec7801d035597c38ed76df9ca175aca9e033c2765537ea7ca1ed7f12
- SSDEEP 768:06vjVmakOElpmAsUA7DJHrhto2OsgwAPTUrpiEe7HpB:D8Z0kA7FHlO2OwOTUtKjpB
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\SysWOW64\omsecor.exe
- Size 35KB
- SHA256 8afabf60d3bd44b1af594da67fb5edbdabdb2b2ecd903b304cc690594e7cf34c
- MD5 bc687f33019ad71b9b50de6764837cf0
- SHA1 621669ca73a369d4c6908fbda72696822018714d
- SHA512 37d531ed8b6dfe78112d905d6ddda0b80abf603c986d0051a19a69cd9cdff8ee808b586bfc1b619fe435b5f198f779d934007e85697427be68f7229fe0e08ab9
- SSDEEP 768:+6vjVmakOElpmAsUA7DJHrhto2OsgwAPTUrpiEe7HpB:F8Z0kA7FHlO2OwOTUtKjpB
- MD5 SHA1 SHA512 SSDEEP