Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	Feb. 28, 2023, 9:23 a.m.	Feb. 28, 2023, 9:42 a.m.

Size	23.5KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`016d625396562b668e9fb2bf0ffceaf6`
SHA256	`8aee9133ba74e4c5b6d88322225550e2137f32da78a987ce30a024bcd1a3d581`
CRC32	`AB817F55`
ssdeep	`96:4iJSyOh7pOHdSkbhcshWlgB0F0v6kqP4iZiRJWe3T3efgMnMMKqXQMMQbFnU:4OSDheeiWSB0FKHqQiLXk`
Yara	Win_Backdoor_AsyncRAT_Zero - Win Backdoor AsyncRAT Is_DotNET_EXE - (no description) IsPE32 - (no description) PE_Header_Zero - PE File Signature

vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
2572

Name	Response	Post-Analysis Lookup
No hosts contacted.

IP Address	Status	Action
192.3.27.140	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 Feb. 28, 2023, 9:23 a.m.			0	0
IsDebuggerPresent Feb. 28, 2023, 9:23 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 Feb. 28, 2023, 9:23 a.m.		1	1	0

Allocates read-write-execute memory (usually to unpack itself) (17 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory Feb. 28, 2023, 9:23 a.m.	process_identifier: 2572 region_size: 917504 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00420000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2023, 9:23 a.m.	process_identifier: 2572 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004c0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Feb. 28, 2023, 9:23 a.m.	process_identifier: 2572 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 Feb. 28, 2023, 9:23 a.m.	process_identifier: 2572 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 Feb. 28, 2023, 9:23 a.m.	process_identifier: 2572 region_size: 720896 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x01f80000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2023, 9:23 a.m.	process_identifier: 2572 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x01ff0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2023, 9:23 a.m.	process_identifier: 2572 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002e2000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2023, 9:23 a.m.	process_identifier: 2572 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00315000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2023, 9:23 a.m.	process_identifier: 2572 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0031b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2023, 9:23 a.m.	process_identifier: 2572 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00317000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2023, 9:23 a.m.	process_identifier: 2572 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002fc000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2023, 9:23 a.m.	process_identifier: 2572 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00520000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2023, 9:23 a.m.	process_identifier: 2572 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0030a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2023, 9:23 a.m.	process_identifier: 2572 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00307000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2023, 9:23 a.m.	process_identifier: 2572 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002ea000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2023, 9:23 a.m.	process_identifier: 2572 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00306000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2023, 9:23 a.m.	process_identifier: 2572 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002ec000 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 Feb. 28, 2023, 9:23 a.m.	flags: 1158 family: 0	1	0	0

Communicates with host for which no DNS query was performed (1 event)

host

192.3.27.140

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

Time & API	Arguments	Status	Return	Repeated
NtQuerySystemInformation Feb. 28, 2023, 9:23 a.m.	information_class: 8 (SystemProcessorPerformanceInformation)	1	0	0

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

description

vbc.exe tried to sleep 5456486 seconds, actually delayed analysis time by 5456486 seconds

Connects to an IP address that is no longer responding to requests (legitimate services will remain up-and-running usually) (1 event)

dead_host

192.3.27.140:80

File has been identified by 32 AntiVirus engines on VirusTotal as malicious (32 events)

Bkav	W32.AIDetectNet.01
Lionic	Trojan.Win32.Seraph.4!c
MicroWorld-eScan	Gen:Trojan.Mardom.MN.10
FireEye	Gen:Trojan.Mardom.MN.10
ALYac	Gen:Trojan.Mardom.MN.10
VIPRE	Gen:Trojan.Mardom.MN.10
Sangfor	Trojan.Win32.Agent.A8xj
K7AntiVirus	Trojan-Downloader ( 0059c9381 )
K7GW	Trojan-Downloader ( 0059c9381 )
CrowdStrike	win/malicious_confidence_60% (W)
Arcabit	Trojan.Mardom.MN.10
VirIT	Trojan.Win32.SmokeLdr.DOG
Symantec	MSIL.Downloader!gen7
Elastic	malicious (high confidence)
ESET-NOD32	a variant of MSIL/TrojanDownloader.Tiny.CEA
APEX	Malicious
Paloalto	generic.ml
Cynet	Malicious (score: 100)
Kaspersky	HEUR:Trojan-Downloader.MSIL.Seraph.gen
BitDefender	Gen:Trojan.Mardom.MN.10
Avast	Win32:CrypterX-gen [Trj]
Emsisoft	Gen:Trojan.Mardom.MN.10 (B)
McAfee-GW-Edition	Artemis!Trojan
Microsoft	Trojan:Script/Phonzy.B!ml
GData	Gen:Trojan.Mardom.MN.10
McAfee	Artemis!016D62539656
MAX	malware (ai score=80)
VBA32	Downloader.MSIL.gen.rexp
Cylance	unsafe
Rising	Malware.Obfus/MSIL@AI.96 (RDM.MSIL2:7nWFQs1DkAKaPoE3K09LNw)
BitDefenderTheta	Gen:NN.ZemsilCO.36276.bm0@aWEkDqn
AVG	Win32:CrypterX-gen [Trj]

vbc.exe

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