Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	Aug. 6, 2024, 10:13 a.m.	Aug. 6, 2024, 10:21 a.m.

Size	825.5KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`16788ca72d788dfc2df6956fff775d95`
SHA256	`604f51ca38afb9b5d15cd1d9373d40b217a00b90830e5543877f8b50baeceaf0`
CRC32	`E04DE7F7`
ssdeep	`12288:dGuNL/zAIkxcoSbPiu63N+wOKcY3wceJbCGzTkDUueGql4+t820XdYkKCO2pJ9EP:deaoAeN8f3get2ao1EuKqG`
Yara	PE_Header_Zero - PE File Signature Is_DotNET_EXE - (no description) IsPE32 - (no description)

C2.exe "C:\Users\test22\AppData\Local\Temp\C2.exe"
2540
- RegAsm.exe "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2668

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

Checks if process is being debugged by a debugger (2 events)

Time & API	Arguments	Status	Return	Repeated
IsDebuggerPresent Aug. 6, 2024, 10:06 a.m.			0	0
IsDebuggerPresent Aug. 6, 2024, 10:06 a.m.			0	0

Checks amount of memory in system, this can be used to detect virtual machines that have a low amount of memory available (1 event)

Time & API	Arguments	Status	Return	Repeated
GlobalMemoryStatusEx Aug. 6, 2024, 10:06 a.m.		1	1	0

One or more potentially interesting buffers were extracted, these generally contain injected code, configuration data, etc.

Allocates read-write-execute memory (usually to unpack itself) (41 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 region_size: 1900544 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000000710000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 region_size: 8192 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000000860000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a21000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef40bb000 process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 region_size: 786432 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000000710000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 region_size: 8192 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000000750000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a22000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a22000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a22000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a22000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a22000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a22000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a22000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a22000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a22000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a22000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a22000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a24000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a24000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a24000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a24000 process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 region_size: 655360 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fffff10000 allocation_type: 1056768 (MEM_RESERVE\|MEM_TOP_DOWN) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fffff10000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fffff10000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fffff20000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 region_size: 65536 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fffff00000 allocation_type: 1056768 (MEM_RESERVE\|MEM_TOP_DOWN) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fffff00000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe9429a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe9434c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe94376000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe94350000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe942ac000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe943c0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe942bb000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe942ec000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe942bd000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe9429b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe94292000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe943c1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe943c2000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2540 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe943c3000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1

Yara rule detected in process memory (9 events)

description	Take ScreenShot	rule	ScreenShot
description	(no description)	rule	DebuggerCheck__GlobalFlags
description	(no description)	rule	DebuggerCheck__QueryInfo
description	(no description)	rule	DebuggerHiding__Thread
description	(no description)	rule	DebuggerHiding__Active
description	(no description)	rule	ThreadControl__Context
description	(no description)	rule	SEH__vectored
description	Checks if being debugged	rule	anti_dbg
description	Bypass DEP	rule	disable_dep

One or more of the buffers contains an embedded PE file (1 event)

buffer

Buffer with sha1: 0d04ffea429f9f81a658d392bda437ed9102f44a

Allocates execute permission to another process indicative of possible code injection (1 event)

Time & API	Arguments	Status	Return	Repeated
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2668 region_size: 360448 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000000400000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x0000000000000208	1	0	0

Potential code injection by writing to the memory of another process (2 events)

Time & API	Arguments	Status	Return	Repeated
WriteProcessMemory Aug. 6, 2024, 10:06 a.m.	buffer: MZx@xº´ Í!¸LÍ!This program cannot be run in DOS mode.$PELê¯fàâÞà@@ò&x0DJ(¤.textáâ `.rdata+,æ@@.dataô÷0f@À.relocDJ0Lx@B base_address: 0x0000000000400000 process_identifier: 2668 process_handle: 0x0000000000000208	1	1	0
WriteProcessMemory Aug. 6, 2024, 10:06 a.m.	buffer: @ base_address: 0x000000007efde008 process_identifier: 2668 process_handle: 0x0000000000000208	1	1	0

Code injection by writing an executable or DLL to the memory of another process (1 event)

Time & API	Arguments	Status	Return	Repeated
WriteProcessMemory Aug. 6, 2024, 10:06 a.m.	buffer: MZx@xº´ Í!¸LÍ!This program cannot be run in DOS mode.$PELê¯fàâÞà@@ò&x0DJ(¤.textáâ `.rdata+,æ@@.dataô÷0f@À.relocDJ0Lx@B base_address: 0x0000000000400000 process_identifier: 2668 process_handle: 0x0000000000000208	1	1	0

Resumed a suspended thread in a remote process potentially indicative of process injection (2 events)

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 2540 resumed a thread in remote process 2668
NtResumeThread Aug. 6, 2024, 10:06 a.m.	thread_handle: 0x0000000000000200 suspend_count: 1 process_identifier: 2668	1	0	0

Executed a process and injected code into it, probably while unpacking (12 events)

Time & API	Arguments	Status	Return
NtResumeThread Aug. 6, 2024, 10:06 a.m.	thread_handle: 0x00000000000000c4 suspend_count: 1 process_identifier: 2540	1	0
NtResumeThread Aug. 6, 2024, 10:06 a.m.	thread_handle: 0x0000000000000138 suspend_count: 1 process_identifier: 2540	1	0
NtResumeThread Aug. 6, 2024, 10:06 a.m.	thread_handle: 0x000000000000017c suspend_count: 1 process_identifier: 2540	1	0
CreateProcessInternalW Aug. 6, 2024, 10:06 a.m.	thread_identifier: 2672 thread_handle: 0x0000000000000200 process_identifier: 2668 current_directory: filepath: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe track: 1 command_line: filepath_r: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe stack_pivoted: 0 creation_flags: 134217732 (CREATE_NO_WINDOW\|CREATE_SUSPENDED) inherit_handles: 0 process_handle: 0x0000000000000208	1	1
NtAllocateVirtualMemory Aug. 6, 2024, 10:06 a.m.	process_identifier: 2668 region_size: 360448 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000000400000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x0000000000000208	1	0
WriteProcessMemory Aug. 6, 2024, 10:06 a.m.	buffer: MZx@xº´ Í!¸LÍ!This program cannot be run in DOS mode.$PELê¯fàâÞà@@ò&x0DJ(¤.textáâ `.rdata+,æ@@.dataô÷0f@À.relocDJ0Lx@B base_address: 0x0000000000400000 process_identifier: 2668 process_handle: 0x0000000000000208	1	1
WriteProcessMemory Aug. 6, 2024, 10:06 a.m.	buffer: base_address: 0x0000000000401000 process_identifier: 2668 process_handle: 0x0000000000000208	1	1
WriteProcessMemory Aug. 6, 2024, 10:06 a.m.	buffer: base_address: 0x0000000000440000 process_identifier: 2668 process_handle: 0x0000000000000208	1	1
WriteProcessMemory Aug. 6, 2024, 10:06 a.m.	buffer: base_address: 0x0000000000443000 process_identifier: 2668 process_handle: 0x0000000000000208	1	1
WriteProcessMemory Aug. 6, 2024, 10:06 a.m.	buffer: base_address: 0x0000000000453000 process_identifier: 2668 process_handle: 0x0000000000000208	1	1
WriteProcessMemory Aug. 6, 2024, 10:06 a.m.	buffer: @ base_address: 0x000000007efde008 process_identifier: 2668 process_handle: 0x0000000000000208	1	1
NtResumeThread Aug. 6, 2024, 10:06 a.m.	thread_handle: 0x0000000000000200 suspend_count: 1 process_identifier: 2668	1	0

C2.exe

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