Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6403_us	Feb. 28, 2025, 9:52 a.m.	Feb. 28, 2025, 9:58 a.m.

Size	532.0KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`231c20b0fbf247fb166c6c0ef7bb268d`
SHA256	`3743b3270450dad9fbf2b4a16fdd7fe4a3d1d171720ea738401e467205041f80`
CRC32	`D34DFF04`
ssdeep	`12288:DL2of9uNKPZnu3eqJS+fg4QqHH9INsFF4R0UyBSKW0lK/MNWqdgJuYuPE9o5:HkM+fjQid93PblKUNWt4YC`
Yara	Malicious_Library_Zero - Malicious_Library PE_Header_Zero - PE File Signature Is_DotNET_EXE - (no description) IsPE32 - (no description)

FydOzyQ.exe "C:\Users\test22\AppData\Local\Temp\FydOzyQ.exe"
1932
- FydOzyQ.exe "C:\Users\test22\AppData\Local\Temp\FydOzyQ.exe"
  2068

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 Feb. 28, 2025, 9:52 a.m.			0	0
IsDebuggerPresent Feb. 28, 2025, 9:52 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, 2025, 9:52 a.m.		1	1	0

The executable contains unknown PE section names indicative of a packer (could be a false positive) (1 event)

section

.css

One or more processes crashed (1 event)

Time & API	Arguments	Status	Return	Repeated
__exception__ Feb. 28, 2025, 9:52 a.m.	stacktrace: exception.instruction_r: 8b 31 85 f6 eb 08 8d bd d5 04 00 00 eb 12 64 8b exception.instruction: mov esi, dword ptr [ecx] exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x22cdba4 registers.esp: 3011064 registers.edi: 36493609 registers.eax: 1971261501 registers.ebp: 36493472 registers.edx: 36493711 registers.ebx: 0 registers.esi: 2939456477 registers.ecx: 2975950573	1	0	0

One or more potentially interesting buffers were extracted, these generally contain injected code, configuration data, etc.

Allocates read-write-execute memory (usually to unpack itself) (26 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 region_size: 524288 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00570000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005b0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73f31000 process_handle: 0xffffffff	1
NtProtectVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73f32000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 region_size: 458752 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005f0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 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
NtAllocateVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00512000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0052c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00ab0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0058b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00587000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00585000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0051a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0052d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00ab1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00ab2000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00576000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 region_size: 40960 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00ab3000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00abd000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00abe000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00abf000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0057a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00577000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00ac0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00ac1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 1932 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x022cd000 process_handle: 0xffffffff	1

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

section

{u'size_of_data': u'0x00052400', u'virtual_address': u'0x0003a000', u'entropy': 7.9995468215716645, u'name': u'.css', u'virtual_size': u'0x00052400'}

entropy

7.99954682157

description

A section with a high entropy has been found

entropy

0.619585687382

description

Overall entropy of this PE file is high

Yara rule detected in process memory (9 events)

description	Take ScreenShot	rule	ScreenShot
description	(no description)	rule	DebuggerCheck__GlobalFlags
description	(no description)	rule	DebuggerCheck__QueryInfo
description	(no description)	rule	DebuggerHiding__Thread
description	(no description)	rule	DebuggerHiding__Active
description	(no description)	rule	ThreadControl__Context
description	(no description)	rule	SEH__vectored
description	Checks if being debugged	rule	anti_dbg
description	Bypass DEP	rule	disable_dep

Allocates execute permission to another process indicative of possible code injection (1 event)

Time & API	Arguments	Status	Return	Repeated
NtAllocateVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 2068 region_size: 385024 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00400000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x000001fc	1	0	0

Potential code injection by writing to the memory of another process (2 events)

Time & API	Arguments	Status	Return	Repeated
WriteProcessMemory Feb. 28, 2025, 9:52 a.m.	buffer: MZx@xº´ Í!¸LÍ!This program cannot be run in DOS mode.$PEL»gàt¬º@à@Y¬ 9 ¸.textært `.rdata!"x@@.dataÜÐÀP@À.reloc9 :ê@B base_address: 0x00400000 process_identifier: 2068 process_handle: 0x000001fc	1	1	0
WriteProcessMemory Feb. 28, 2025, 9:52 a.m.	buffer: @ base_address: 0xfffde008 process_identifier: 2068 process_handle: 0x000001fc	1	1	0

Code injection by writing an executable or DLL to the memory of another process (1 event)

Time & API	Arguments	Status	Return	Repeated
WriteProcessMemory Feb. 28, 2025, 9:52 a.m.	buffer: MZx@xº´ Í!¸LÍ!This program cannot be run in DOS mode.$PEL»gàt¬º@à@Y¬ 9 ¸.textært `.rdata!"x@@.dataÜÐÀP@À.reloc9 :ê@B base_address: 0x00400000 process_identifier: 2068 process_handle: 0x000001fc	1	1	0

Used NtSetContextThread to modify a thread in a remote process indicative of process injection (2 events)

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 1932 called NtSetContextThread to modify thread in remote process 2068
NtSetContextThread Feb. 28, 2025, 9:52 a.m.	registers.eip: 2005598660 registers.esp: 2423488 registers.edi: 0 registers.eax: 4241936 registers.ebp: 0 registers.edx: 0 registers.ebx: -139264 registers.esi: 0 registers.ecx: 0 thread_handle: 0x000001f8 process_identifier: 2068	1	0	0

Resumed a suspended thread in a remote process potentially indicative of process injection (2 events)

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 1932 resumed a thread in remote process 2068
NtResumeThread Feb. 28, 2025, 9:52 a.m.	thread_handle: 0x000001f8 suspend_count: 1 process_identifier: 2068	1	0	0

Executed a process and injected code into it, probably while unpacking (14 events)

Time & API	Arguments	Status	Return
NtResumeThread Feb. 28, 2025, 9:52 a.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 1932	1	0
NtResumeThread Feb. 28, 2025, 9:52 a.m.	thread_handle: 0x00000150 suspend_count: 1 process_identifier: 1932	1	0
NtResumeThread Feb. 28, 2025, 9:52 a.m.	thread_handle: 0x00000198 suspend_count: 1 process_identifier: 1932	1	0
CreateProcessInternalW Feb. 28, 2025, 9:52 a.m.	thread_identifier: 2072 thread_handle: 0x000001f8 process_identifier: 2068 current_directory: filepath: C:\Users\test22\AppData\Local\Temp\FydOzyQ.exe track: 1 command_line: filepath_r: C:\Users\test22\AppData\Local\Temp\FydOzyQ.exe stack_pivoted: 0 creation_flags: 4 (CREATE_SUSPENDED) inherit_handles: 0 process_handle: 0x000001fc	1	1
NtGetContextThread Feb. 28, 2025, 9:52 a.m.	thread_handle: 0x000001f8	1	0
NtAllocateVirtualMemory Feb. 28, 2025, 9:52 a.m.	process_identifier: 2068 region_size: 385024 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00400000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x000001fc	1	0
WriteProcessMemory Feb. 28, 2025, 9:52 a.m.	buffer: MZx@xº´ Í!¸LÍ!This program cannot be run in DOS mode.$PEL»gàt¬º@à@Y¬ 9 ¸.textært `.rdata!"x@@.dataÜÐÀP@À.reloc9 :ê@B base_address: 0x00400000 process_identifier: 2068 process_handle: 0x000001fc	1	1
WriteProcessMemory Feb. 28, 2025, 9:52 a.m.	buffer: base_address: 0x00401000 process_identifier: 2068 process_handle: 0x000001fc	1	1
WriteProcessMemory Feb. 28, 2025, 9:52 a.m.	buffer: base_address: 0x00449000 process_identifier: 2068 process_handle: 0x000001fc	1	1
WriteProcessMemory Feb. 28, 2025, 9:52 a.m.	buffer: base_address: 0x0044c000 process_identifier: 2068 process_handle: 0x000001fc	1	1
WriteProcessMemory Feb. 28, 2025, 9:52 a.m.	buffer: base_address: 0x0045a000 process_identifier: 2068 process_handle: 0x000001fc	1	1
WriteProcessMemory Feb. 28, 2025, 9:52 a.m.	buffer: @ base_address: 0xfffde008 process_identifier: 2068 process_handle: 0x000001fc	1	1
NtSetContextThread Feb. 28, 2025, 9:52 a.m.	registers.eip: 2005598660 registers.esp: 2423488 registers.edi: 0 registers.eax: 4241936 registers.ebp: 0 registers.edx: 0 registers.ebx: -139264 registers.esi: 0 registers.ecx: 0 thread_handle: 0x000001f8 process_identifier: 2068	1	0
NtResumeThread Feb. 28, 2025, 9:52 a.m.	thread_handle: 0x000001f8 suspend_count: 1 process_identifier: 2068	1	0

File has been identified by 33 AntiVirus engines on VirusTotal as malicious (33 events)

Lionic	Trojan.Win32.Generic.4!c
Cylance	Unsafe
Sangfor	Suspicious.Win32.Save.pkr
CrowdStrike	win/malicious_confidence_100% (W)
Symantec	ML.Attribute.HighConfidence
Elastic	malicious (high confidence)
ESET-NOD32	a variant of MSIL/GenKryptik.HGWU
APEX	Malicious
Avast	FileRepMalware [Pws]
ClamAV	Win.Packed.Zusy-10023527-0
Kaspersky	HEUR:Trojan-PSW.MSIL.Vidar.gen
Rising	Stealer.Vidar!8.11173 (CLOUD)
McAfeeD	Real Protect-LS!231C20B0FBF2
Trapmine	suspicious.low.ml.score
CTX	exe.trojan.msil
Sophos	Mal/Generic-S
SentinelOne	Static AI - Malicious PE
FireEye	Generic.mg.231c20b0fbf247fb
Google	Detected
Antiy-AVL	RiskWare[Obfuscator]/MSIL.Reactor.a
Kingsoft	malware.kb.c.999
Gridinsoft	Ransom.Win32.Wacatac.sa
ViRobot	Trojan.Win.Z.Agent.544768.DW
Microsoft	Trojan:Win32/Wacatac.B!ml
Varist	W32/MSIL_Kryptik.MAY.gen!Eldorado
AhnLab-V3	Trojan/Win.Generic.C5720127
DeepInstinct	MALICIOUS
Ikarus	Trojan.MSIL.Agent
Panda	Trj/Chgt.AD
huorong	Trojan/MSIL.Agent.vl
Fortinet	PossibleThreat
AVG	FileRepMalware [Pws]
Paloalto	generic.ml

FydOzyQ.exe

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