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koooooo.exe

Craxs RAT PE32 PE File .NET EXE
  1. Resubmit sample
Category Machine Started Completed
FILE s1_win7_x6403_us April 1, 2024, 7:32 a.m. April 1, 2024, 7:34 a.m.
Size 379.5KB
Type PE32 executable (console) Intel 80386 Mono/.Net assembly, for MS Windows
MD5 90f41880d631e243cec086557cb74d63
SHA256 23b62a27e3f5c424b16f31e5009af4f24c8bd13b1f035f87879e2a29236be7a0
CRC32 596C2E28
ssdeep 6144:bJpEcFOcL0W0UXTAwutvdygbqD7jHSm6xBkNLt9kAWHtXMErCU8Oe:bJpdFOg0UUXNdxqLf6Xy8H/rCU8Oe
PDB Path Birding.pdb
Yara
  • Craxs_RAT - Craxs RAT
  • PE_Header_Zero - PE File Signature
  • Is_DotNET_EXE - (no description)
  • IsPE32 - (no description)

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

Suricata Alerts

No Suricata Alerts

Suricata TLS

No Suricata TLS

Time & API Arguments Status Return Repeated

GetComputerNameA

 computer_name: TEST22-PC
1 1 0

GetComputerNameW

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

IsDebuggerPresent

 0 0

IsDebuggerPresent

 0 0

IsDebuggerPresent

 0 0

IsDebuggerPresent

 0 0
Time & API Arguments Status Return Repeated

WriteConsoleA

 buffer: Unhandled Exception:
console_handle: 0x0000000b
1 1 0

WriteConsoleA

 buffer: System.MissingMethodException: Method not found: '!!0 System.Runtime.InteropServices.Marshal.GetDelegateForFunctionPointer(IntPtr)'. at Td3NyqtGbJVxebAcIWJ.lTqydFtXksCe4kELyhX.cO8tfaK08t() at GtXlVJtp4pCx3QttDjc.x3AF51tul9W5xi2SPe2.fCttITR1LV(String[] )
console_handle: 0x0000000b
1 1 0
pdb_path Birding.pdb
Time & API Arguments Status Return Repeated

GlobalMemoryStatusEx

 1 1 0
Time & API Arguments Status Return Repeated

NtAllocateVirtualMemory

 process_identifier: 1676
region_size: 2293760
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x008a0000
allocation_type: 8192 (MEM_RESERVE)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1676
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00a90000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtProtectVirtualMemory

 process_identifier: 1676
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
length: 4096
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x73f31000
process_handle: 0xffffffff
1 0 0

NtProtectVirtualMemory

 process_identifier: 1676
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
length: 4096
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x73f32000
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1676
region_size: 1769472
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x02220000
allocation_type: 8192 (MEM_RESERVE)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1676
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x02390000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1676
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00322000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1676
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0033c000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1676
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00790000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1676
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00455000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1676
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0045b000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1676
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00457000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1676
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0032a000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0
section {u'size_of_data': u'0x0005e400', u'virtual_address': u'0x00002000', u'entropy': 7.706645836471019, u'name': u'.text', u'virtual_size': u'0x0005e294'} entropy 7.70664583647 description A section with a high entropy has been found
entropy 0.994722955145 description Overall entropy of this PE file is high