Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	May 5, 2021, 10:08 a.m.	May 5, 2021, 10:21 a.m.

Size	659.0KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`40b7776a47fc1062ec85c3e31c91eb81`
SHA256	`a34349626b55e6a946fd59e9a59f50da9cf8d50418e69fd337ad523526289ad2`
CRC32	`F6B6D857`
ssdeep	`12288:9ygYbzLIYOKMUrPxLagZIF5S3yrn3tiegkRn78QaoBIDNfbtvc:IgYLbOKplPZwP73tNRngQDkK`
Yara	Malicious_Library_Zero - Malicious_Library Win_Backdoor_AsyncRAT_Zero - Win Backdoor AsyncRAT Win32_Trojan_PWS_Net_1_Zero - Win32 Trojan PWS .NET Azorult Is_DotNET_EXE - (no description) PE_Header_Zero - PE File Signature IsPE32 - (no description)

vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
1116

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 May 5, 2021, 10:08 a.m.			0	0
IsDebuggerPresent May 5, 2021, 10:08 a.m.			0	0

Uses Windows APIs to generate a cryptographic key (3 events)

Time & API	Arguments	Status	Return
CryptExportKey May 5, 2021, 10:09 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x005267a8 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey May 5, 2021, 10:09 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x00526ba8 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey May 5, 2021, 10:09 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x00526ba8 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 May 5, 2021, 10:08 a.m.		1	1	0

Starts servers listening (3 events)

Time & API	Arguments	Status	Return
bind May 5, 2021, 10:08 a.m.	ip_address: 127.0.0.1 socket: 612 port: 0	1	0
listen May 5, 2021, 10:08 a.m.	socket: 612 backlog: 2147483647	1	0
accept May 5, 2021, 10:08 a.m.	ip_address: 127.0.0.1 socket: 612 port: 0		4294967295

Allocates read-write-execute memory (usually to unpack itself) (50 out of 85 events)

Time & API	Arguments	Status	Return
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 1572864 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x008e0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a20000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtProtectVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 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	0
NtProtectVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 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	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 1114112 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00770000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00840000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00312000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00445000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0044b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00447000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0032c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00620000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0031a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0033a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00337000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0032a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00336000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 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	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 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	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 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	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 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	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 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	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 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	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 28672 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00621000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtProtectVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6d6b2000 process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00628000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00629000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0033b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0062a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0062b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0062c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a21000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a22000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 8192 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0062d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0062f000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:08 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04e40000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:09 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04e41000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:09 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0032d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:09 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0032e000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:09 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04e42000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:09 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04e43000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:09 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04e44000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:09 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04e45000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:09 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04e46000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:09 a.m.	process_identifier: 1116 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04e47000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 5, 2021, 10:09 a.m.	process_identifier: 1116 region_size: 8192 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04e48000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtProtectVirtualMemory May 5, 2021, 10:09 a.m.	process_identifier: 1116 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x08fa0178 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 5, 2021, 10:09 a.m.	process_identifier: 1116 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x08fa01a0 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 5, 2021, 10:09 a.m.	process_identifier: 1116 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x08fa01c8 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 5, 2021, 10:09 a.m.	process_identifier: 1116 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 11 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x09013f2e process_handle: 0xffffffff		3221225550

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

section

{u'size_of_data': u'0x000a4200', u'virtual_address': u'0x00002000', u'entropy': 7.6353767979238585, u'name': u'.text', u'virtual_size': u'0x000a40c4'}

entropy

7.63537679792

description

A section with a high entropy has been found

entropy

0.996962794229

description

Overall entropy of this PE file is high

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

description

vbc.exe tried to sleep 2728326 seconds, actually delayed analysis time by 2728326 seconds

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

Elastic	malicious (high confidence)
Cynet	Malicious (score: 100)
Malwarebytes	Malware.AI.1182150101
Symantec	Scr.Malcode!gdn30
ESET-NOD32	a variant of MSIL/Kryptik.AAST
APEX	Malicious
Paloalto	generic.ml
Kaspersky	UDS:DangerousObject.Multi.Generic
Avast	FileRepMetagen [Malware]
McAfee-GW-Edition	BehavesLike.Win32.Generic.jc
SentinelOne	Static AI - Malicious PE
AegisLab	Trojan.Multi.Generic.4!c
ZoneAlarm	UDS:DangerousObject.Multi.Generic
Microsoft	PWS:MSIL/DarkStealer.AD!MTB
McAfee	Artemis!40B7776A47FC
TrendMicro-HouseCall	TROJ_GEN.R002H07E421
Rising	Trojan.Kryptik!8.8 (CLOUD)
Fortinet	MSIL/Kryptik.AARD!tr
AVG	FileRepMetagen [Malware]
CrowdStrike	win/malicious_confidence_60% (W)

vbc.exe

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