Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6402	July 28, 2021, 2:10 p.m.	July 28, 2021, 2:14 p.m.

Size	1.3MB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`ab7498e469e952458aa7cc2540dedcce`
SHA256	`e6962f6758d7a9ca600600ce69903cdec3b7a618c3033352a6cfe94f2130116e`
CRC32	`0E58EEB5`
ssdeep	`24576:X9OsBgo0q4wMSBmCmTOUd+L6kzXWBuqDmM9VV1KA:XcoHMGmCm6Ud+zzXSZ9NKA`
Yara	IsPE32 - (no description) Generic_Malware_Zero - Generic Malware Is_DotNET_EXE - (no description) PE_Header_Zero - PE File Signature Admin_Tool_IN_Zero - Admin Tool Sysinternals

zbUTdyIBv5lJJOV.exe "C:\Users\test22\AppData\Local\Temp\zbUTdyIBv5lJJOV.exe"
1620
- schtasks.exe "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OvPhoeW" /XML "C:\Users\test22\AppData\Local\Temp\tmpF528.tmp"
  2712
- zbUTdyIBv5lJJOV.exe "C:\Users\test22\AppData\Local\Temp\zbUTdyIBv5lJJOV.exe"
  2776

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

Queries for the computername (5 events)

Time & API	Arguments	Status	Return
GetComputerNameW July 28, 2021, 2:10 p.m.	computer_name: TEST22-PC	1	1
GetComputerNameW July 28, 2021, 2:11 p.m.	computer_name: TEST22-PC	1	1
GetComputerNameW July 28, 2021, 2:11 p.m.	computer_name: TEST22-PC	1	1
GetComputerNameW July 28, 2021, 2:11 p.m.	computer_name: TEST22-PC	1	1
GetComputerNameW July 28, 2021, 2:11 p.m.	computer_name: TEST22-PC	1	1

Checks if process is being debugged by a debugger (4 events)

Time & API	Arguments	Status	Return	Repeated
IsDebuggerPresent July 28, 2021, 2:10 p.m.			0	0
IsDebuggerPresent July 28, 2021, 2:10 p.m.			0	0
IsDebuggerPresent July 28, 2021, 2:10 p.m.			0	0
IsDebuggerPresent July 28, 2021, 2:10 p.m.			0	0

Command line console output was observed (1 event)

Time & API	Arguments	Status	Return	Repeated
WriteConsoleW July 28, 2021, 2:10 p.m.	buffer: SUCCESS: The scheduled task "Updates\OvPhoeW" has successfully been created. console_handle: 0x00000007	1	1	0

Uses Windows APIs to generate a cryptographic key (6 events)

Time & API	Arguments	Status	Return
CryptExportKey July 28, 2021, 2:10 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x00619788 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey July 28, 2021, 2:10 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x006191c8 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey July 28, 2021, 2:10 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x006191c8 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey July 28, 2021, 2:11 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x00598f78 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey July 28, 2021, 2:11 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x00599278 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey July 28, 2021, 2:11 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x00599278 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1

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 July 28, 2021, 2:10 p.m.		1	1	0

One or more processes crashed (1 event)

Time & API	Arguments	Status	Return	Repeated
__exception__ July 28, 2021, 2:11 p.m.	stacktrace: 0x7a1710 0x7a0f3b DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x739f2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x73a0264f DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x73a02e95 DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x73ab74ec DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x73ab7610 CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x73b41dc4 CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x73b41e67 CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x73b41f7a _CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x73b4416a _CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x7409f5a3 CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x743a7f16 _CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x743a4de3 RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x77199ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x77199ea5 exception.instruction_r: 8b 01 8b 40 28 ff 10 89 45 e0 8b 4d dc e8 13 d8 exception.instruction: mov eax, dword ptr [ecx] exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x7a1b83 registers.esp: 2550944 registers.edi: 2550968 registers.eax: 0 registers.ebp: 2550980 registers.edx: 195 registers.ebx: 2551228 registers.esi: 42722204 registers.ecx: 0	1	0	0

Time & API

Arguments

Status

Return

Repeated

__exception__

July 28, 2021, 2:11 p.m.

stacktrace:

0x7a1710
0x7a0f3b
DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x739f2652
DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x73a0264f
DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x73a02e95
DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x73ab74ec
DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x73ab7610
CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x73b41dc4
CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x73b41e67
CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x73b41f7a
_CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x73b4416a
_CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x7409f5a3
CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x743a7f16
_CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x743a4de3
RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x77199ed2
RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x77199ea5

exception.instruction_r: 8b 01 8b 40 28 ff 10 89 45 e0 8b 4d dc e8 13 d8
exception.instruction: mov eax, dword ptr [ecx]
exception.exception_code: 0xc0000005
exception.symbol:
exception.address: 0x7a1b83
registers.esp: 2550944
registers.edi: 2550968
registers.eax: 0
registers.ebp: 2550980
registers.edx: 195
registers.ebx: 2551228
registers.esi: 42722204
registers.ecx: 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) (50 out of 72 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 327680 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003c0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003d0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73a71000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73a72000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 589824 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006d0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00720000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00422000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004d5000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004db000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004d7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0043c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006f0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0042a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004ca000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004c7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0043a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 327680 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef50000 allocation_type: 1056768 (MEM_RESERVE\|MEM_TOP_DOWN) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef50000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef50000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef58000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 65536 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef40000 allocation_type: 1056768 (MEM_RESERVE\|MEM_TOP_DOWN) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef40000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004c6000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 8192 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006f1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6ff02000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0042c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006f3000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0043d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0043e000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006f4000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 24576 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006f5000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006fb000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x058a0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 20480 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x058a1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x058a6000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x058a7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x058a8000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 1620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x058a9000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 2776 region_size: 1572864 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x007f0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 2776 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00930000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 2776 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x739f1000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 2776 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x739f2000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 2776 region_size: 1048576 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00650000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 2776 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00710000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 2776 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00452000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 2776 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00485000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 2776 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0048b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 2776 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00487000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 2776 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0046c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 2776 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0046d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1

Creates a suspicious process (2 events)

cmdline	schtasks.exe /Create /TN "Updates\OvPhoeW" /XML "C:\Users\test22\AppData\Local\Temp\tmpF528.tmp"
cmdline	"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OvPhoeW" /XML "C:\Users\test22\AppData\Local\Temp\tmpF528.tmp"

A process created a hidden window (1 event)

Time & API	Arguments	Status	Return	Repeated
ShellExecuteExW July 28, 2021, 2:10 p.m.	show_type: 0 filepath_r: schtasks.exe parameters: /Create /TN "Updates\OvPhoeW" /XML "C:\Users\test22\AppData\Local\Temp\tmpF528.tmp" filepath: schtasks.exe	1	1	0

The binary likely contains encrypted or compressed data indicative of a packer (2 events)

section

{u'size_of_data': u'0x0011a600', u'virtual_address': u'0x00002000', u'entropy': 7.671621337180442, u'name': u'.text', u'virtual_size': u'0x0011a4e0'}

entropy

7.67162133718

description

A section with a high entropy has been found

entropy

0.866513233602

description

Overall entropy of this PE file is high

Checks for the Locally Unique Identifier on the system for a suspicious privilege (1 event)

Time & API	Arguments	Status	Return	Repeated
LookupPrivilegeValueW July 28, 2021, 2:10 p.m.	system_name: privilege_name: SeDebugPrivilege	1	1	0

Yara rule detected in process memory (10 events)

description	Communications smtp	rule	Network_SMTP_dotNet
description	Run a KeyLogger	rule	KeyLogger
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	Bypass DEP	rule	disable_dep
description	Affect hook table	rule	win_hook

Uses Windows utilities for basic Windows functionality (2 events)

cmdline	schtasks.exe /Create /TN "Updates\OvPhoeW" /XML "C:\Users\test22\AppData\Local\Temp\tmpF528.tmp"
cmdline	"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OvPhoeW" /XML "C:\Users\test22\AppData\Local\Temp\tmpF528.tmp"

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

Time & API	Arguments	Status	Return	Repeated
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 2776 region_size: 245760 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00400000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x00000388	1	0	0

Looks for the Windows Idle Time to determine the uptime (1 event)

Time & API	Arguments	Status	Return	Repeated
NtQuerySystemInformation July 28, 2021, 2:11 p.m.	information_class: 8 (SystemProcessorPerformanceInformation)	1	0	0

A process attempted to delay the analysis task. (1 event)

description

zbUTdyIBv5lJJOV.exe tried to sleep 10912887 seconds, actually delayed analysis time by 10912887 seconds

Installs itself for autorun at Windows startup (1 event)

reg_key

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\CmIRvEM

reg_value

C:\Users\test22\AppData\Roaming\CmIRvEM\CmIRvEM.exe

Deletes executed files from disk (1 event)

file	C:\Users\test22\AppData\Local\Temp\tmpF528.tmp

Potential code injection by writing to the memory of another process (4 events)

Time & API	Arguments	Status	Return
WriteProcessMemory July 28, 2021, 2:10 p.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELûÆ`àXv @ À@ÈuS H.text$V X `.rsrcZ@@.reloc ^@B base_address: 0x00400000 process_identifier: 2776 process_handle: 0x00000388	1	1
WriteProcessMemory July 28, 2021, 2:10 p.m.	buffer: 0HX¼¼4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°StringFileInfoø000004b0,FileDescription 0FileVersion0.0.0.0t)InternalNamekuMQaqJMZWIcdqjtFZzJtttjydRWrzOqbUBH.exe(LegalCopyright \|)OriginalFilenamekuMQaqJMZWIcdqjtFZzJtttjydRWrzOqbUBH.exe4ProductVersion0.0.0.08Assembly Version0.0.0.0 base_address: 0x00438000 process_identifier: 2776 process_handle: 0x00000388	1	1
WriteProcessMemory July 28, 2021, 2:10 p.m.	buffer: p 6 base_address: 0x0043a000 process_identifier: 2776 process_handle: 0x00000388	1	1
WriteProcessMemory July 28, 2021, 2:10 p.m.	buffer: @ base_address: 0x7efde008 process_identifier: 2776 process_handle: 0x00000388	1	1

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

Time & API	Arguments	Status	Return	Repeated
WriteProcessMemory July 28, 2021, 2:10 p.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELûÆ`àXv @ À@ÈuS H.text$V X `.rsrcZ@@.reloc ^@B base_address: 0x00400000 process_identifier: 2776 process_handle: 0x00000388	1	1	0

Used NtSetContextThread to modify a thread in a remote process indicative of process injection (2 events)

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 1620 called NtSetContextThread to modify thread in remote process 2776
NtSetContextThread July 28, 2021, 2:10 p.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4421150 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x0000038c process_identifier: 2776	1	0	0

Attempts to remove evidence of file being downloaded from the Internet (1 event)

file	C:\Users\test22\AppData\Roaming\CmIRvEM\CmIRvEM.exe:Zone.Identifier

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

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 1620 resumed a thread in remote process 2776
NtResumeThread July 28, 2021, 2:10 p.m.	thread_handle: 0x0000038c suspend_count: 1 process_identifier: 2776	1	0	0

Executed a process and injected code into it, probably while unpacking (29 events)

Time & API	Arguments	Status	Return
NtResumeThread July 28, 2021, 2:10 p.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 1620	1	0
NtResumeThread July 28, 2021, 2:10 p.m.	thread_handle: 0x00000150 suspend_count: 1 process_identifier: 1620	1	0
NtResumeThread July 28, 2021, 2:10 p.m.	thread_handle: 0x0000018c suspend_count: 1 process_identifier: 1620	1	0
NtResumeThread July 28, 2021, 2:10 p.m.	thread_handle: 0x0000024c suspend_count: 1 process_identifier: 1620	1	0
NtResumeThread July 28, 2021, 2:10 p.m.	thread_handle: 0x0000024c suspend_count: 1 process_identifier: 1620	1	0
NtGetContextThread July 28, 2021, 2:10 p.m.	thread_handle: 0x000000e0	1	0
NtGetContextThread July 28, 2021, 2:10 p.m.	thread_handle: 0x000000e0	1	0
NtResumeThread July 28, 2021, 2:10 p.m.	thread_handle: 0x000000e0 suspend_count: 1 process_identifier: 1620	1	0
CreateProcessInternalW July 28, 2021, 2:10 p.m.	thread_identifier: 2716 thread_handle: 0x00000408 process_identifier: 2712 current_directory: C:\Users\test22\AppData\Local\Temp filepath: C:\Windows\System32\schtasks.exe track: 1 command_line: "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OvPhoeW" /XML "C:\Users\test22\AppData\Local\Temp\tmpF528.tmp" filepath_r: C:\Windows\System32\schtasks.exe stack_pivoted: 0 creation_flags: 67634192 (CREATE_DEFAULT_ERROR_MODE\|CREATE_NEW_CONSOLE\|CREATE_UNICODE_ENVIRONMENT\|EXTENDED_STARTUPINFO_PRESENT) inherit_handles: 0 process_handle: 0x00000410	1	1
CreateProcessInternalW July 28, 2021, 2:10 p.m.	thread_identifier: 2780 thread_handle: 0x0000038c process_identifier: 2776 current_directory: filepath: C:\Users\test22\AppData\Local\Temp\zbUTdyIBv5lJJOV.exe track: 1 command_line: filepath_r: C:\Users\test22\AppData\Local\Temp\zbUTdyIBv5lJJOV.exe stack_pivoted: 0 creation_flags: 134217732 (CREATE_NO_WINDOW\|CREATE_SUSPENDED) inherit_handles: 0 process_handle: 0x00000388	1	1
NtGetContextThread July 28, 2021, 2:10 p.m.	thread_handle: 0x0000038c	1	0
NtAllocateVirtualMemory July 28, 2021, 2:10 p.m.	process_identifier: 2776 region_size: 245760 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00400000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x00000388	1	0
WriteProcessMemory July 28, 2021, 2:10 p.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELûÆ`àXv @ À@ÈuS H.text$V X `.rsrcZ@@.reloc ^@B base_address: 0x00400000 process_identifier: 2776 process_handle: 0x00000388	1	1
WriteProcessMemory July 28, 2021, 2:10 p.m.	buffer: base_address: 0x00402000 process_identifier: 2776 process_handle: 0x00000388	1	1
WriteProcessMemory July 28, 2021, 2:10 p.m.	buffer: 0HX¼¼4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°StringFileInfoø000004b0,FileDescription 0FileVersion0.0.0.0t)InternalNamekuMQaqJMZWIcdqjtFZzJtttjydRWrzOqbUBH.exe(LegalCopyright \|)OriginalFilenamekuMQaqJMZWIcdqjtFZzJtttjydRWrzOqbUBH.exe4ProductVersion0.0.0.08Assembly Version0.0.0.0 base_address: 0x00438000 process_identifier: 2776 process_handle: 0x00000388	1	1
WriteProcessMemory July 28, 2021, 2:10 p.m.	buffer: p 6 base_address: 0x0043a000 process_identifier: 2776 process_handle: 0x00000388	1	1
WriteProcessMemory July 28, 2021, 2:10 p.m.	buffer: @ base_address: 0x7efde008 process_identifier: 2776 process_handle: 0x00000388	1	1
NtSetContextThread July 28, 2021, 2:10 p.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4421150 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x0000038c process_identifier: 2776	1	0
NtResumeThread July 28, 2021, 2:10 p.m.	thread_handle: 0x0000038c suspend_count: 1 process_identifier: 2776	1	0
NtResumeThread July 28, 2021, 2:10 p.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 2776	1	0
NtResumeThread July 28, 2021, 2:10 p.m.	thread_handle: 0x0000014c suspend_count: 1 process_identifier: 2776	1	0
NtResumeThread July 28, 2021, 2:10 p.m.	thread_handle: 0x00000158 suspend_count: 1 process_identifier: 2776	1	0
NtResumeThread July 28, 2021, 2:11 p.m.	thread_handle: 0x00000318 suspend_count: 1 process_identifier: 2776	1	0
NtResumeThread July 28, 2021, 2:11 p.m.	thread_handle: 0x0000033c suspend_count: 1 process_identifier: 2776	1	0
NtResumeThread July 28, 2021, 2:11 p.m.	thread_handle: 0x000003a0 suspend_count: 1 process_identifier: 2776	1	0
NtResumeThread July 28, 2021, 2:11 p.m.	thread_handle: 0x00000418 suspend_count: 1 process_identifier: 2776	1	0
NtResumeThread July 28, 2021, 2:11 p.m.	thread_handle: 0x0000035c suspend_count: 1 process_identifier: 2776	1	0
NtResumeThread July 28, 2021, 2:11 p.m.	thread_handle: 0x00000418 suspend_count: 1 process_identifier: 2776	1	0
NtResumeThread July 28, 2021, 2:12 p.m.	thread_handle: 0x00000418 suspend_count: 1 process_identifier: 2776	1	0

zbUTdyIBv5lJJOV.exe

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