Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	Aug. 2, 2021, 5:51 p.m.	Aug. 2, 2021, 5:56 p.m.

Size	1.2MB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`f5463dbb6131a4c2643af3700f14095b`
SHA256	`2ef3221076c6f142a5b1bc116f74e22af2fbaf5b873f312355debf57e80291c7`
CRC32	`66034EDB`
ssdeep	`24576:u+cx76DOYfx8Dgyfx8DgZ7Xul8MOPrClnHWZINwDZ9SL:Ax76958Dgy58DgRXi8HP22ZICZs`
Yara	Win32_Trojan_PWS_Net_1_Zero - Win32 Trojan PWS .NET Azorult PE_Header_Zero - PE File Signature Generic_Malware_Zero - Generic Malware Is_DotNET_EXE - (no description) IsPE32 - (no description) Admin_Tool_IN_Zero - Admin Tool Sysinternals

.smss.exe "C:\Users\test22\AppData\Local\Temp\.smss.exe"
1972

Name	Response	Post-Analysis Lookup
No hosts contacted.

IP Address	Status	Action
149.154.167.220	Active	Moloch
164.124.101.2	Active	Moloch
78.24.217.56	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 Aug. 2, 2021, 5:51 p.m.			0	0
IsDebuggerPresent Aug. 2, 2021, 5:51 p.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. 2, 2021, 5:51 p.m.		1	1	0

One or more processes crashed (1 event)

Time & API	Arguments	Status	Return	Repeated
__exception__ Aug. 2, 2021, 5:51 p.m.	stacktrace: CopyPDBs+0x1b552 DllCanUnloadNowInternal-0x25a85 clr+0x1b1194 @ 0x728f1194 LogHelp_TerminateOnAssert+0x14061 GetPrivateContextsPerfCounters-0x53e1 clr+0x82ba1 @ 0x727c2ba1 mscorlib+0x2f45b0 @ 0x6ff345b0 mscorlib+0x2f46fc @ 0x6ff346fc mscorlib+0x2f4688 @ 0x6ff34688 0x5b717d 0x5b0141 0x5b0085 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: 1367956 registers.edi: 0 registers.eax: 1367956 registers.ebp: 1368036 registers.edx: 0 registers.ebx: 6610288 registers.esi: 6514936 registers.ecx: 3983635201	1	0	0

Time & API

Arguments

Status

Return

Repeated

__exception__

Aug. 2, 2021, 5:51 p.m.

stacktrace:

CopyPDBs+0x1b552 DllCanUnloadNowInternal-0x25a85 clr+0x1b1194 @ 0x728f1194
LogHelp_TerminateOnAssert+0x14061 GetPrivateContextsPerfCounters-0x53e1 clr+0x82ba1 @ 0x727c2ba1
mscorlib+0x2f45b0 @ 0x6ff345b0
mscorlib+0x2f46fc @ 0x6ff346fc
mscorlib+0x2f4688 @ 0x6ff34688
0x5b717d
0x5b0141
0x5b0085
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: 1367956
registers.edi: 0
registers.eax: 1367956
registers.ebp: 1368036
registers.edx: 0
registers.ebx: 6610288
registers.esi: 6514936
registers.ecx: 3983635201

Allocates read-write-execute memory (usually to unpack itself) (18 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory Aug. 2, 2021, 5:51 p.m.	process_identifier: 1972 region_size: 2097152 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00970000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 2, 2021, 5:51 p.m.	process_identifier: 1972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00b30000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Aug. 2, 2021, 5:51 p.m.	process_identifier: 1972 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 Aug. 2, 2021, 5:51 p.m.	process_identifier: 1972 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 Aug. 2, 2021, 5:51 p.m.	process_identifier: 1972 region_size: 851968 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004c0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 2, 2021, 5:51 p.m.	process_identifier: 1972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00550000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 2, 2021, 5:51 p.m.	process_identifier: 1972 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 Aug. 2, 2021, 5:51 p.m.	process_identifier: 1972 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 Aug. 2, 2021, 5:51 p.m.	process_identifier: 1972 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 Aug. 2, 2021, 5:51 p.m.	process_identifier: 1972 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 Aug. 2, 2021, 5:51 p.m.	process_identifier: 1972 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 Aug. 2, 2021, 5:51 p.m.	process_identifier: 1972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005b0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 2, 2021, 5:51 p.m.	process_identifier: 1972 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 Aug. 2, 2021, 5:51 p.m.	process_identifier: 1972 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 Aug. 2, 2021, 5:51 p.m.	process_identifier: 1972 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 Aug. 2, 2021, 5:51 p.m.	process_identifier: 1972 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 Aug. 2, 2021, 5:51 p.m.	process_identifier: 1972 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 Aug. 2, 2021, 5:51 p.m.	process_identifier: 1972 region_size: 36864 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005b1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1

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

section

{u'size_of_data': u'0x00127400', u'virtual_address': u'0x00002000', u'entropy': 7.526761200686545, u'name': u'.text', u'virtual_size': u'0x001273b4'}

entropy

7.52676120069

description

A section with a high entropy has been found

entropy

0.95588830433

description

Overall entropy of this PE file is high

Communicates with host for which no DNS query was performed (2 events)

host	149.154.167.220
host	78.24.217.56

File has been identified by 20 AntiVirus engines on VirusTotal as malicious (20 events)

Elastic	malicious (high confidence)
FireEye	Generic.mg.f5463dbb6131a4c2
Cylance	Unsafe
Alibaba	Trojan:Win32/Kryptik.ali2000016
Cyren	W32/MSIL_Kryptik.DLO.gen!Eldorado
Symantec	Trojan.Gen.2
ESET-NOD32	a variant of MSIL/Kryptik.ACET
APEX	Malicious
Paloalto	generic.ml
Kaspersky	UDS:Backdoor.MSIL.Androm.gen
Avast	FileRepMalware
McAfee-GW-Edition	BehavesLike.Win32.Generic.tc
SentinelOne	Static AI - Malicious PE
Microsoft	Trojan:Win32/AgentTesla!ml
McAfee	Artemis!F5463DBB6131
VBA32	Malware-Cryptor.MSIL.AgentTesla.Heur
Fortinet	MSIL/Agent.GIQ!tr
AVG	FileRepMalware
CrowdStrike	win/malicious_confidence_80% (W)
MaxSecure	Trojan.Malware.300983.susgen

.smss.exe

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