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csrss.exe

UPX Malicious Library OS Processor Check PE32 PE File
  1. Resubmit sample
Category Machine Started Completed
FILE s1_win7_x6401 Oct. 18, 2021, 6:13 p.m. Oct. 18, 2021, 6:16 p.m.
Size 343.0KB
Type PE32 executable (GUI) Intel 80386, for MS Windows
MD5 b1d25fccfa3bac61c224dee5ac4da7c9
SHA256 5276828cc9b76bee177d1ff0f6fa4209a00f01a7e8aa70561cc520f0adc4d856
CRC32 12559CFC
ssdeep 6144:d7EJd7ejdWwwMCZ8WF/Dr8NiqjsohIhOYv1yiG6mCQYDs8Vs7:er7ej8wwMCZ1F/DrsLjsohIhD1LG6fD4
PDB Path C:\hacoxofej wamejazacoj-yiyakotip\cuya.pdb
Yara
  • PE_Header_Zero - PE File Signature
  • OS_Processor_Check_Zero - OS Processor Check
  • IsPE32 - (no description)
  • Malicious_Library_Zero - Malicious_Library
  • UPX_Zero - UPX packed file

Name Response Post-Analysis Lookup
No hosts contacted.
IP Address Status Action
164.124.101.2 Active Moloch

Suricata Alerts

No Suricata Alerts

Suricata TLS

No Suricata TLS

pdb_path C:\hacoxofej wamejazacoj-yiyakotip\cuya.pdb
Time & API Arguments Status Return Repeated

NtProtectVirtualMemory

 process_identifier: 2852
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
length: 65536
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x002bc000
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2852
region_size: 110592
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00830000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0
Elastic malicious (high confidence)
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