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r.exe

Malicious Packer PE32 PE File .NET EXE
  1. Resubmit sample
Category Machine Started Completed
FILE s1_win7_x6403_us Aug. 5, 2024, 7:45 a.m. Aug. 5, 2024, 7:47 a.m.
Size 8.5KB
Type PE32 executable (console) Intel 80386 Mono/.Net assembly, for MS Windows
MD5 acc4944e363d62de63208ce558964af3
SHA256 bf5e6928a6580a5476da9bdb4c74aedaae4a9880e6f508edadfe9dad2eb983ed
CRC32 7B2CAC37
ssdeep 96:vwVMTX7bEg2GF4j3U8V6AboYSaFf6iQnHSPOkgfN5dWouXpKbGmrnRpmVhzNt:vkMTXL4TU8agSFnHOlg7dWoulmTC
PDB Path C:\BYPASS\ConsoleApp1\Hollowing\obj\Debug\Hollowing.pdb
Yara
  • PE_Header_Zero - PE File Signature
  • Malicious_Packer_Zero - Malicious Packer
  • 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: Started 'svchost.exe' in a suspended state with PID 2252. Success: True.
console_handle: 0x00000007
1 1 0

WriteConsoleA

 buffer: Got process information and located PEB address of process at 0x7efde010. Success: True.
console_handle: 0x00000007
1 1 0

WriteConsoleA

 buffer: DEBUG: Executable base address: 0x30000.
console_handle: 0x00000007
1 1 0

WriteConsoleA

 buffer: DEBUG: e_lfanew offset: 0x306d4.
console_handle: 0x00000007
1 1 0

WriteConsoleA

 buffer: DEBUG: RVA offset: 0x306fc.
console_handle: 0x00000007
1 1 0

WriteConsoleA

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

WriteConsoleA

 buffer: System.ArgumentOutOfRangeException: Index was out of range. Must be non-negative and less than the size of the collection. Parameter name: startIndex at System.ThrowHelper.ThrowArgumentOutOfRangeException(ExceptionArgument argument, ExceptionResource resource) at System.BitConverter.ToUInt32(Byte[] value, Int32 startIndex) at ProcessHollowing.Program.Main(String[] args)
console_handle: 0x0000000b
1 1 0
pdb_path C:\BYPASS\ConsoleApp1\Hollowing\obj\Debug\Hollowing.pdb
Time & API Arguments Status Return Repeated

GlobalMemoryStatusEx

 1 1 0
Time & API Arguments Status Return Repeated

NtAllocateVirtualMemory

 process_identifier: 884
region_size: 1310720
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00550000
allocation_type: 8192 (MEM_RESERVE)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 884
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00650000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtProtectVirtualMemory

 process_identifier: 884
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: 884
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: 884
region_size: 2097152
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x02240000
allocation_type: 8192 (MEM_RESERVE)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 884
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x02400000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 884
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x003c2000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 884
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x003f5000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 884
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x003fb000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 884
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x003f7000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 884
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x003dc000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 884
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00630000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 884
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x003ca000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 884
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00631000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0
cmdline c:\windows\system32\svchost.exe