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beacon_x64.exe

Malicious Library PE64 PE File
  1. Resubmit sample
Category Machine Started Completed
FILE s1_win7_x6403_us Feb. 19, 2025, 11:20 a.m. Feb. 19, 2025, 11:29 a.m.
Size 354.5KB
Type PE32+ executable (GUI) x86-64 (stripped to external PDB), for MS Windows
MD5 77bc5d5c49245b9f88fe6bded397108f
SHA256 358db3f59be3d16cbb21f426c1a1b3ddebc14b5fc9878af03e3140673c10a2df
CRC32 CE58DB47
ssdeep 6144:7B4ydEtRP+5dSUcGNiF1ePaaPLmcUC0ZLn+au6IKbMIY5P:7NCP+GUcGMgNWx+au6bMj
Yara
  • Malicious_Library_Zero - Malicious_Library
  • PE_Header_Zero - PE File Signature
  • IsPE64 - (no description)

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

Suricata Alerts

No Suricata Alerts

Suricata TLS

No Suricata TLS

Time & API Arguments Status Return Repeated

GetComputerNameA

 computer_name: TEST22-PC
1 1 0
Time & API Arguments Status Return Repeated

NtAllocateVirtualMemory

 process_identifier: 632
region_size: 397312
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0000000000940000
allocation_type: 12288 (MEM_COMMIT|MEM_RESERVE)
process_handle: 0xffffffffffffffff
1 0 0
description beacon_x64.exe tried to sleep 171 seconds, actually delayed analysis time by 171 seconds
Time & API Arguments Status Return Repeated

NtProtectVirtualMemory

 process_identifier: 632
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
length: 344064
protection: 32 (PAGE_EXECUTE_READ)
base_address: 0x00000000008e0000
process_handle: 0xffffffffffffffff
1 0 0
section {u'size_of_data': u'0x00054400', u'virtual_address': u'0x00004000', u'entropy': 7.369163209013361, u'name': u'.data', u'virtual_size': u'0x000542c0'} entropy 7.36916320901 description A section with a high entropy has been found
entropy 0.953323903819 description Overall entropy of this PE file is high
host 20.74.209.192
dead_host 20.74.209.192:443
dead_host 192.168.56.103:49162
dead_host 192.168.56.103:49164