Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	April 3, 2025, 9:37 a.m.	April 3, 2025, 9:43 a.m.

Size	32.5KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`5f7d59ec828c269904fcacb56ea65c1c`
SHA256	`86d5e6b8a51edf75ca4d2b4868037090bbb189965ea58cff6e5713d539935db8`
CRC32	`CFDFD71E`
ssdeep	`384:UlRmhGD91SluSWhnHHxzLmYV3Tm2eaFO4FzRApkFTBLTsOZwpGd2v99Ikuis5EVt:gRPD9OQhx/BV3Tw49FzVFE9jPOjhYbJ`
Yara	PE_Header_Zero - PE File Signature Antivirus - Contains references to security software Is_DotNET_EXE - (no description) IsPE32 - (no description) OS_Processor_Check_Zero - OS Processor Check UPX_Zero - UPX packed file

windowupdate.exe "C:\Users\test22\AppData\Local\Temp\windowupdate.exe"
2552

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

Queries for the computername (1 event)

Time & API	Arguments	Status	Return	Repeated
GetComputerNameW April 3, 2025, 9:30 a.m.	computer_name: TEST22-PC	1	1	0

Checks if process is being debugged by a debugger (2 events)

Time & API	Arguments	Status	Return	Repeated
IsDebuggerPresent April 3, 2025, 9:30 a.m.			0	0
IsDebuggerPresent April 3, 2025, 9:30 a.m.			0	0

Collects information to fingerprint the system (MachineGuid, DigitalProductId, SystemBiosDate) (1 event)

registry

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography\MachineGuid

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 April 3, 2025, 9:30 a.m.		1	1	0

Allocates read-write-execute memory (usually to unpack itself) (38 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 region_size: 1507328 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000000880000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 region_size: 8192 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000000970000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef39d1000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef406b000 process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 region_size: 1572864 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000009f0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 region_size: 8192 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000000af0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef39d2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef39d2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef39d2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef39d2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef39d2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef39d2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef39d2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef39d2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef39d2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef39d2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef39d2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef39d4000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef39d4000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef39d4000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef39d4000 process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 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 April 3, 2025, 9:30 a.m.	process_identifier: 2552 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 April 3, 2025, 9:30 a.m.	process_identifier: 2552 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 April 3, 2025, 9:30 a.m.	process_identifier: 2552 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 April 3, 2025, 9:30 a.m.	process_identifier: 2552 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 April 3, 2025, 9:30 a.m.	process_identifier: 2552 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 April 3, 2025, 9:30 a.m.	process_identifier: 2552 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe9423a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe942ec000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe94316000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe942f0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe9424c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe94360000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe9424a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe9423b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe9425b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe9428c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory April 3, 2025, 9:30 a.m.	process_identifier: 2552 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe9425d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1

Queries the disk size which could be used to detect virtual machine with small fixed size or dynamic allocation (1 event)

Time & API	Arguments	Status	Return	Repeated
GetDiskFreeSpaceExW April 3, 2025, 9:30 a.m.	total_number_of_free_bytes: 13322985472 free_bytes_available: 13322985472 root_path: C:\ total_number_of_bytes: 34252779520	1	1	0

Checks for the Locally Unique Identifier on the system for a suspicious privilege (1 event)

Time & API	Arguments	Status	Return	Repeated
LookupPrivilegeValueW April 3, 2025, 9:30 a.m.	system_name: privilege_name: SeDebugPrivilege	1	1	0

A process performed obfuscation on information about the computer or sent it to a remote location indicative of CnC Traffic/Preperations. (1 event)

Time & API	Arguments	Status	Return	Repeated
CryptHashData April 3, 2025, 9:30 a.m.	buffer: 127631360test22TEST22-PCMicrosoft Windows NT 6.1.7601 Service Pack 134252779520 hash_handle: 0x00000000002f09c0 flags: 0	1	1	0

File has been identified by 60 AntiVirus engines on VirusTotal as malicious (50 out of 60 events)

Bkav	W32.AIDetectMalware.CS
Lionic	Trojan.Win32.XWorm.m!c
CAT-QuickHeal	Trojan.GenericFC.S29960909
Skyhigh	BehavesLike.Win32.Generic.nm
ALYac	Gen:Variant.Jalapeno.683
Cylance	Unsafe
VIPRE	Gen:Variant.Jalapeno.683
Sangfor	Trojan.Win32.Save.a
CrowdStrike	win/malicious_confidence_100% (W)
BitDefender	Gen:Variant.Jalapeno.683
K7GW	Trojan ( 00592e8b1 )
K7AntiVirus	Trojan ( 005aa5f01 )
Arcabit	Trojan.Jalapeno.683
VirIT	Trojan.Win32.MSIL_Heur.A
Symantec	MSIL.XWorm!gen2
Elastic	malicious (high confidence)
ESET-NOD32	a variant of MSIL/Agent.DWN
APEX	Malicious
Avast	Win32:RATX-gen [Trj]
ClamAV	Win.Packed.njRAT-10002074-1
Kaspersky	HEUR:Backdoor.MSIL.XWorm.gen
Alibaba	Backdoor:MSIL/AsyncRAT.ee56e8aa
SUPERAntiSpyware	Trojan.Agent/Gen-Jalapeno
MicroWorld-eScan	Gen:Variant.Jalapeno.683
Rising	Backdoor.XWorm!1.129F7 (CLASSIC)
Emsisoft	Gen:Variant.Jalapeno.683 (B)
F-Secure	Heuristic.HEUR/AGEN.1370976
DrWeb	BackDoor.BladabindiNET.30
Zillya	Trojan.Agent.Win32.3531939
TrendMicro	Backdoor.MSIL.XWORM.SMTPTEGNL
Trapmine	malicious.high.ml.score
CTX	exe.trojan.msil
Sophos	Troj/RAT-FJ
SentinelOne	Static AI - Malicious PE
FireEye	Generic.mg.5f7d59ec828c2699
Webroot	W32.Worm.Gen
Avira	HEUR/AGEN.1370976
Antiy-AVL	Trojan[Backdoor]/MSIL.XWormRAT
Kingsoft	malware.kb.c.1000
Gridinsoft	Risk.Win32.Downloader.dd!n
Microsoft	Trojan:MSIL/AsyncRAT!atmn
ViRobot	Trojan.Win.Z.Jalapeno.33280.ATD
ZoneAlarm	Troj/RAT-FJ
GData	MSIL.Backdoor.XWorm.C
Varist	W32/MSIL_Agent.BUD.gen!Eldorado
AhnLab-V3	Backdoor/Win.AsyncRat.C5372433
McAfee	Trojan-FVYT!5F7D59EC828C
TACHYON	Backdoor/W32.DN-XWorm.33280.O
DeepInstinct	MALICIOUS
VBA32	Backdoor.MSIL.XWorm.gen

windowupdate.exe

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