Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6403_us	March 31, 2024, 11:14 a.m.	March 31, 2024, 11:29 a.m.

Size	3.1MB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`b05ef4b68b309f9aefa705d3c0ab50e1`
SHA256	`4b49068a198e8dcc90d1ae5d623c2cf669c93e067573b26c880b56b14e550e3a`
CRC32	`CD917DC6`
ssdeep	`49152:2vPI22SsaNYfdPBldt698dBcjHKyRJ68bR3LoGdJJTHHB72eh2NT:2vA22SsaNYfdPBldt6+dBcjHKyRJ6GZ`
Yara	Malicious_Library_Zero - Malicious_Library PE_Header_Zero - PE File Signature Is_DotNET_EXE - (no description) IsPE32 - (no description) Win32_Trojan_PWS_Net_1_Zero - Win32 Trojan PWS .NET Azorult UPX_Zero - UPX packed file OS_Processor_Check_Zero - OS Processor Check

fuufdfs.exe "C:\Users\test22\AppData\Local\Temp\fuufdfs.exe"
1880

Name	Response	Post-Analysis Lookup
No hosts contacted.

IP Address	Status	Action
No hosts contacted.

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 March 31, 2024, 11:14 a.m.			0	0
IsDebuggerPresent March 31, 2024, 11:14 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 March 31, 2024, 11:14 a.m.		1	1	0

Allocates read-write-execute memory (usually to unpack itself) (50 out of 52 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 region_size: 1048576 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000000610000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 region_size: 8192 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000000690000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef35f1000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3c8b000 process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 region_size: 983040 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000000ae0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 region_size: 8192 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000000b50000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef35f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef35f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef35f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef35f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef35f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef35f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef35f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef35f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef35f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef35f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef35f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef35f4000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef35f4000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef35f4000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef35f4000 process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 region_size: 655360 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fffff10000 allocation_type: 1056768 (MEM_RESERVE\|MEM_TOP_DOWN) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fffff10000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fffff10000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fffff20000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 region_size: 65536 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fffff00000 allocation_type: 1056768 (MEM_RESERVE\|MEM_TOP_DOWN) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fffff00000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe93e4a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe93efc000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe93f26000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe93f00000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe93e5c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe93fe0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe93e6b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe93e4b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe93e9c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe93e6d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:14 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe94030000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:15 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe93e42000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:15 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe93e5a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:15 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe94031000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:15 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe93e5b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:15 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe94040000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:15 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe94041000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:15 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe93e9d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:15 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe94042000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:15 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe94043000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:15 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe94044000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:15 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe94045000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory March 31, 2024, 11:15 a.m.	process_identifier: 1880 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe94046000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1

File has been identified by 56 AntiVirus engines on VirusTotal as malicious (50 out of 56 events)

Bkav	W32.AIDetectMalware.CS
Lionic	Trojan.Win32.Quasar.4!c
Elastic	Windows.Generic.Threat
CAT-QuickHeal	Trojan.Generic.TRFH927
Skyhigh	BehavesLike.Win32.Generic.wh
ALYac	Generic.MSIL.PasswordStealerA.A535A520
Cylance	unsafe
VIPRE	Generic.MSIL.PasswordStealerA.A535A520
Sangfor	Suspicious.Win32.Save.a
K7AntiVirus	Trojan ( 005b1c021 )
BitDefender	Generic.MSIL.PasswordStealerA.A535A520
K7GW	Trojan ( 005b1c021 )
Cybereason	malicious.68b309
Arcabit	Generic.MSIL.PasswordStealerA.A535A520
VirIT	Trojan.Win32.MSIL.MJ
Symantec	ML.Attribute.HighConfidence
ESET-NOD32	a variant of MSIL/Agent.CLQ
APEX	Malicious
McAfee	GenericRXMC-UD!B05EF4B68B30
Avast	MSIL:Quasar-A [Rat]
ClamAV	Win.Malware.Generic-9883083-0
Kaspersky	HEUR:Trojan.MSIL.Quasar.gen
Alibaba	Backdoor:MSIL/Quasar.cf865d50
MicroWorld-eScan	Generic.MSIL.PasswordStealerA.A535A520
Emsisoft	Generic.MSIL.PasswordStealerA.A535A520 (B)
F-Secure	Heuristic.HEUR/AGEN.1305743
DrWeb	BackDoor.QuasarNET.3
TrendMicro	Backdoor.Win32.QUASARRAT.YXEC4Z
FireEye	Generic.mg.b05ef4b68b309f9a
Sophos	Troj/Quasar-AF
Ikarus	Trojan-Spy.Agent
Jiangmin	Trojan.MSIL.aogzw
Google	Detected
Avira	HEUR/AGEN.1305743
MAX	malware (ai score=88)
Antiy-AVL	Trojan/MSIL.Quasar
Kingsoft	MSIL.Trojan.Quasar.gen
Gridinsoft	Backdoor.Win32.Quasar.tr
Microsoft	Backdoor:MSIL/Quasar!atmn
ZoneAlarm	HEUR:Trojan.MSIL.Quasar.gen
GData	MSIL.Backdoor.Quasar.A
Varist	W32/MSIL_Troj.BTX.gen!Eldorado
AhnLab-V3	Backdoor/Win32.QuasarRAT.R341693
BitDefenderTheta	Gen:NN.ZemsilF.36802.hp0@aGKE7e
DeepInstinct	MALICIOUS
VBA32	Trojan.MSIL.Quasar.Heur
Malwarebytes	Generic.Malware.AI.DDS
Panda	Trj/CI.A
TrendMicro-HouseCall	Backdoor.Win32.QUASARRAT.YXEC4Z
Rising	Backdoor.Quasar!1.E5F1 (CLASSIC)

fuufdfs.exe

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