Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	July 7, 2021, 7:43 a.m.	July 7, 2021, 7:47 a.m.

Size	747.0KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`8325e7768964ebee192622a378e7f28f`
SHA256	`bef42b4bb33bf2edb112d4e084df6e7aaad37b429b00ac783b9fe14eb08ac3f6`
CRC32	`41B1F3A3`
ssdeep	`12288:7MRC1P6NsBKfVoru+bXEaZzfmAaCNjb7YYelS6yZAM:7MRC1P6NlklIaZbmkTqlSd`
Yara	Win32_Trojan_PWS_Net_1_Zero - Win32 Trojan PWS .NET Azorult PE_Header_Zero - PE File Signature Admin_Tool_IN_Zero - Admin Tool Sysinternals Generic_Malware_Zero - Generic Malware Is_DotNET_EXE - (no description) IsPE32 - (no description) Win_Backdoor_AsyncRAT_Zero - Win Backdoor AsyncRAT

nn.exe "C:\Users\test22\AppData\Local\Temp\nn.exe"
2212

Name	Response	Post-Analysis Lookup
No hosts contacted.

IP Address	Status	Action
164.124.101.2	Active	Moloch

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 July 7, 2021, 7:43 a.m.			0	0
IsDebuggerPresent July 7, 2021, 7:43 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 July 7, 2021, 7:43 a.m.		1	1	0

One or more processes crashed (1 event)

Time & API	Arguments	Status	Return	Repeated
__exception__ July 7, 2021, 7:43 a.m.	stacktrace: CopyPDBs+0x1b552 DllCanUnloadNowInternal-0x25a85 clr+0x1b1194 @ 0x728f1194 LogHelp_TerminateOnAssert+0x14061 GetPrivateContextsPerfCounters-0x53e1 clr+0x82ba1 @ 0x727c2ba1 mscorlib+0x2f45a5 @ 0x6ff345a5 mscorlib+0x2f46fc @ 0x6ff346fc mscorlib+0x2f4688 @ 0x6ff34688 0xa0053f 0xa003ef 0xa00399 0xa00349 0xa002f0 0x9e1bc1 0x9e09f1 DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x72742652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x7275264f DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x72752e95 CoUninitializeEE+0x789b CreateAssemblyNameObject-0x63ba clr+0x270df @ 0x727670df LogHelp_TerminateOnAssert+0x55ee GetPrivateContextsPerfCounters-0x13e54 clr+0x7412e @ 0x727b412e mscorlib+0x2f1c22 @ 0x6ff31c22 mscorlib+0x2f1b99 @ 0x6ff31b99 mscorlib+0x30e9a6 @ 0x6ff4e9a6 0x9e073f 0x9e04b9 0x9e03cd microsoft+0x129ed1 @ 0x6f209ed1 microsoft+0x12ad86 @ 0x6f20ad86 microsoft+0x12b191 @ 0x6f20b191 0x9e00bd DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x72742652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x7275264f DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x72752e95 DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x728074ec DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x72807610 CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x72891dc4 CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x72891e67 CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x72891f7a _CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x7289416a _CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x7376f5a3 CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x743c7f16 _CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x743c4de3 RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5 exception.instruction_r: c9 c2 10 00 cc cc cc cc cc 8b ff 55 8b ec 56 8b exception.symbol: RaiseException+0x58 CloseHandle-0x9 kernelbase+0xb727 exception.instruction: leave exception.module: KERNELBASE.dll exception.exception_code: 0xe0434f4e exception.offset: 46887 exception.address: 0x76a7b727 registers.esp: 1626896 registers.edi: 0 registers.eax: 1626896 registers.ebp: 1626976 registers.edx: 0 registers.ebx: 6502448 registers.esi: 5985984 registers.ecx: 328045192	1	0	0

Time & API

Arguments

Status

Return

Repeated

__exception__

July 7, 2021, 7:43 a.m.

stacktrace:

CopyPDBs+0x1b552 DllCanUnloadNowInternal-0x25a85 clr+0x1b1194 @ 0x728f1194
LogHelp_TerminateOnAssert+0x14061 GetPrivateContextsPerfCounters-0x53e1 clr+0x82ba1 @ 0x727c2ba1
mscorlib+0x2f45a5 @ 0x6ff345a5
mscorlib+0x2f46fc @ 0x6ff346fc
mscorlib+0x2f4688 @ 0x6ff34688
0xa0053f
0xa003ef
0xa00399
0xa00349
0xa002f0
0x9e1bc1
0x9e09f1
DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x72742652
DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x7275264f
DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x72752e95
CoUninitializeEE+0x789b CreateAssemblyNameObject-0x63ba clr+0x270df @ 0x727670df
LogHelp_TerminateOnAssert+0x55ee GetPrivateContextsPerfCounters-0x13e54 clr+0x7412e @ 0x727b412e
mscorlib+0x2f1c22 @ 0x6ff31c22
mscorlib+0x2f1b99 @ 0x6ff31b99
mscorlib+0x30e9a6 @ 0x6ff4e9a6
0x9e073f
0x9e04b9
0x9e03cd
microsoft+0x129ed1 @ 0x6f209ed1
microsoft+0x12ad86 @ 0x6f20ad86
microsoft+0x12b191 @ 0x6f20b191
0x9e00bd
DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x72742652
DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x7275264f
DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x72752e95
DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x728074ec
DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x72807610
CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x72891dc4
CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x72891e67
CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x72891f7a
_CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x7289416a
_CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x7376f5a3
CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x743c7f16
_CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x743c4de3
RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2
RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5

exception.instruction_r: c9 c2 10 00 cc cc cc cc cc 8b ff 55 8b ec 56 8b
exception.symbol: RaiseException+0x58 CloseHandle-0x9 kernelbase+0xb727
exception.instruction: leave
exception.module: KERNELBASE.dll
exception.exception_code: 0xe0434f4e
exception.offset: 46887
exception.address: 0x76a7b727
registers.esp: 1626896
registers.edi: 0
registers.eax: 1626896
registers.ebp: 1626976
registers.edx: 0
registers.ebx: 6502448
registers.esi: 5985984
registers.ecx: 328045192

Allocates read-write-execute memory (usually to unpack itself) (27 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory July 7, 2021, 7:43 a.m.	process_identifier: 2212 region_size: 1179648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00410000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 7, 2021, 7:43 a.m.	process_identifier: 2212 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004f0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory July 7, 2021, 7:43 a.m.	process_identifier: 2212 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72741000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 7, 2021, 7:43 a.m.	process_identifier: 2212 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72742000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 7, 2021, 7:43 a.m.	process_identifier: 2212 region_size: 2228224 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02120000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 7, 2021, 7:43 a.m.	process_identifier: 2212 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02300000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 7, 2021, 7:43 a.m.	process_identifier: 2212 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00462000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 7, 2021, 7:43 a.m.	process_identifier: 2212 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00495000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 7, 2021, 7:43 a.m.	process_identifier: 2212 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0049b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 7, 2021, 7:43 a.m.	process_identifier: 2212 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00497000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 7, 2021, 7:43 a.m.	process_identifier: 2212 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0047c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 7, 2021, 7:43 a.m.	process_identifier: 2212 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x009e0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 7, 2021, 7:43 a.m.	process_identifier: 2212 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0046a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 7, 2021, 7:43 a.m.	process_identifier: 2212 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0048a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 7, 2021, 7:43 a.m.	process_identifier: 2212 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 7, 2021, 7:43 a.m.	process_identifier: 2212 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0047a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 7, 2021, 7:43 a.m.	process_identifier: 2212 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 7, 2021, 7:43 a.m.	process_identifier: 2212 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 7, 2021, 7:43 a.m.	process_identifier: 2212 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 7, 2021, 7:43 a.m.	process_identifier: 2212 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 7, 2021, 7:43 a.m.	process_identifier: 2212 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 7, 2021, 7:43 a.m.	process_identifier: 2212 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 7, 2021, 7:43 a.m.	process_identifier: 2212 region_size: 57344 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x009e1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory July 7, 2021, 7:43 a.m.	process_identifier: 2212 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6e072000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 7, 2021, 7:43 a.m.	process_identifier: 2212 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00486000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 7, 2021, 7:43 a.m.	process_identifier: 2212 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x009ef000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 7, 2021, 7:43 a.m.	process_identifier: 2212 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a00000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1

The binary likely contains encrypted or compressed data indicative of a packer (3 events)

section

{u'size_of_data': u'0x000ac600', u'virtual_address': u'0x00002000', u'entropy': 7.320686647211323, u'name': u'.text', u'virtual_size': u'0x000ac600'}

entropy

7.32068664721

description

A section with a high entropy has been found

section

{u'size_of_data': u'0x0000e200', u'virtual_address': u'0x000b0000', u'entropy': 7.451613001712211, u'name': u'.rsrc', u'virtual_size': u'0x0000e170'}

entropy

7.45161300171

description

A section with a high entropy has been found

entropy

0.999330207636

description

Overall entropy of this PE file is high

File has been identified by 12 AntiVirus engines on VirusTotal as malicious (12 events)

Elastic	malicious (high confidence)
DrWeb	Trojan.PackedNET.908
CAT-QuickHeal	Trojan.YakbeexMSIL.ZZ4
Cylance	Unsafe
Cyren	W32/MSIL_Kryptik.DZG.gen!Eldorado
Symantec	Scr.Malcode!gdn30
APEX	Malicious
Kaspersky	VHO:Trojan.MSIL.Crypt.gen
Microsoft	Program:Win32/Wacapew.C!ml
Cynet	Malicious (score: 100)
MaxSecure	Trojan.Malware.300983.susgen
Fortinet	MSIL/Kryptik.DLO!tr

nn.exe

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