Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	May 4, 2023, 5:54 p.m.	May 4, 2023, 6:02 p.m.

Size	109.0KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`9fe535a2512484cbf82fdb18f50fd740`
SHA256	`1f9e0b90bc4d0816267977ba20fb2d704c9859177bcc4759d89cdcc57918d12f`
CRC32	`8C69B44C`
ssdeep	`384:t1OWSVEuSKUlHPidFQ6cne97nOl0OfNe0mI4zpXJe1KLgP+a8zRCxjU2:9SV2v66SOlRII4xBt8L`
Yara	Is_DotNET_EXE - (no description) Win_Backdoor_AsyncRAT_Zero - Win Backdoor AsyncRAT IsPE32 - (no description) PE_Header_Zero - PE File Signature

vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
2584

Name	Response	Post-Analysis Lookup
toraxgold.com	A 198.46.173.139	198.46.173.139

IP Address	Status	Action
164.124.101.2	Active	Moloch
198.46.173.139	Active	Moloch

Suricata Alerts

Flow	SID	Signature	Category
TCP 192.168.56.101:49161 -> 198.46.173.139:443	906200054	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined

Suricata TLS

No Suricata TLS

Queries for the computername (2 events)

Time & API	Arguments	Status	Return	Repeated
GetComputerNameA May 4, 2023, 5:54 p.m.	computer_name: TEST22-PC	1	1	0
GetComputerNameW May 4, 2023, 5:54 p.m.	computer_name: TEST22-PC	1	1	0

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

Time & API	Arguments	Status	Return	Repeated
IsDebuggerPresent May 4, 2023, 5:54 p.m.			0	0
IsDebuggerPresent May 4, 2023, 5:54 p.m.			0	0
IsDebuggerPresent May 4, 2023, 5:54 p.m.			0	0
IsDebuggerPresent May 4, 2023, 5:54 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 May 4, 2023, 5:54 p.m.		1	1	0

Allocates read-write-execute memory (usually to unpack itself) (19 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory May 4, 2023, 5:54 p.m.	process_identifier: 2584 region_size: 1638400 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004f0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 4, 2023, 5:54 p.m.	process_identifier: 2584 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00640000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory May 4, 2023, 5:54 p.m.	process_identifier: 2584 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x727a1000 process_handle: 0xffffffff	1
NtProtectVirtualMemory May 4, 2023, 5:54 p.m.	process_identifier: 2584 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x727a2000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 4, 2023, 5:54 p.m.	process_identifier: 2584 region_size: 1900544 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02040000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 4, 2023, 5:54 p.m.	process_identifier: 2584 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x021d0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 4, 2023, 5:54 p.m.	process_identifier: 2584 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003e2000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 4, 2023, 5:54 p.m.	process_identifier: 2584 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00425000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 4, 2023, 5:54 p.m.	process_identifier: 2584 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0042b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 4, 2023, 5:54 p.m.	process_identifier: 2584 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00427000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 4, 2023, 5:54 p.m.	process_identifier: 2584 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0040c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 4, 2023, 5:54 p.m.	process_identifier: 2584 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00610000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 4, 2023, 5:54 p.m.	process_identifier: 2584 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0041a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 4, 2023, 5:54 p.m.	process_identifier: 2584 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00417000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 4, 2023, 5:54 p.m.	process_identifier: 2584 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003ea000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 4, 2023, 5:54 p.m.	process_identifier: 2584 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00416000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 4, 2023, 5:54 p.m.	process_identifier: 2584 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0041b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 4, 2023, 5:54 p.m.	process_identifier: 2584 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0040a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory May 4, 2023, 5:54 p.m.	process_identifier: 2584 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003ec000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1

Checks adapter addresses which can be used to detect virtual network interfaces (1 event)

Time & API	Arguments	Status	Return	Repeated
GetAdaptersAddresses May 4, 2023, 5:54 p.m.	flags: 1158 family: 0	1	0	0

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

Time & API	Arguments	Status	Return	Repeated
NtQuerySystemInformation May 4, 2023, 5:54 p.m.	information_class: 8 (SystemProcessorPerformanceInformation)	1	0	0

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

description

vbc.exe tried to sleep 2728163 seconds, actually delayed analysis time by 2728163 seconds

File has been identified by 40 AntiVirus engines on VirusTotal as malicious (40 events)

Lionic	Trojan.Win32.Seraph.4!c
MicroWorld-eScan	Trojan.GenericKD.66823962
FireEye	Generic.mg.9fe535a2512484cb
Cylance	unsafe
Sangfor	Trojan.Msil.Agent.Vc2l
Alibaba	TrojanPSW:MSIL/Disco.16dc4940
CrowdStrike	win/malicious_confidence_100% (W)
Arcabit	Trojan.Generic.D3FBA803
BitDefenderTheta	Gen:NN.ZemsilF.36196.gm0@aSnfctl
VirIT	Trojan.Win32.GenusT.DGNH
Cyren	W32/MSIL_Agent.FGQ.gen!Eldorado
Elastic	malicious (high confidence)
ESET-NOD32	a variant of MSIL/Kryptik.AISZ
APEX	Malicious
Paloalto	generic.ml
Kaspersky	HEUR:Trojan-PSW.MSIL.Disco.gen
BitDefender	Trojan.GenericKD.66823962
Avast	Win32:DropperX-gen [Drp]
Emsisoft	Trojan.GenericKD.66823962 (B)
McAfee-GW-Edition	BehavesLike.Win32.Infected.cz
Trapmine	suspicious.low.ml.score
Sophos	Mal/Generic-S
Google	Detected
Gridinsoft	Trojan.Win32.Downloader.sa
Microsoft	Trojan:Win32/Sabsik.FL.B!ml
ZoneAlarm	HEUR:Trojan-PSW.MSIL.Disco.gen
GData	Win32.Trojan.Agent.C4I6LW
Cynet	Malicious (score: 100)
McAfee	Artemis!9FE535A25124
MAX	malware (ai score=88)
VBA32	Downloader.MSIL.gen.rexp
Malwarebytes	Trojan.Downloader.MSIL.Generic
Panda	Trj/Chgt.AD
TrendMicro-HouseCall	TROJ_GEN.R002H0DE323
Rising	Malware.Obfus/MSIL@AI.100 (RDM.MSIL2:f0YcH+I6ni01eGEklXhafA)
SentinelOne	Static AI - Suspicious PE
MaxSecure	Trojan.Malware.300983.susgen
Fortinet	MSIL/Small.R!tr.dldr
AVG	Win32:DropperX-gen [Drp]
DeepInstinct	MALICIOUS

vbc.exe

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