Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6403_us	April 5, 2023, 5:34 p.m.	April 5, 2023, 5:36 p.m.

Size	212.5KB
Type	PE32 executable (GUI) Intel 80386, for MS Windows
MD5	`3d8854201d7131f95772a5ba7be47be6`
SHA256	`ed9d9bd0b0061d9770ec73c41a4d31a2f1785fe7c7cc3444c3b50dd4f00aac2a`
CRC32	`9650E54D`
ssdeep	`3072:pM+7EmrlCkROx5IDwhpUgGn80q2MKwdJYWJ36e4T4s5vWjQvT:37GPm0ponhk8WR6xNvT`
PDB Path	C:\pakesi\bivasubi.pdb
Yara	Malicious_Library_Zero - Malicious_Library IsPE32 - (no description) PE_Header_Zero - PE File Signature

toolspub1.exe "C:\Users\test22\AppData\Local\Temp\toolspub1.exe"
912
- toolspub1.exe "C:\Users\test22\AppData\Local\Temp\toolspub1.exe"
  776

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 (1 event)

Time & API	Arguments	Status	Return	Repeated
IsDebuggerPresent April 5, 2023, 5:34 p.m.			0	0

This executable has a PDB path (1 event)

pdb_path

C:\pakesi\bivasubi.pdb

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) (2 events)

Time & API	Arguments	Status	Return	Repeated
NtProtectVirtualMemory April 5, 2023, 5:34 p.m.	process_identifier: 912 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 86016 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0060c000 process_handle: 0xffffffff	1	0	0
NtAllocateVirtualMemory April 5, 2023, 5:34 p.m.	process_identifier: 912 region_size: 36864 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003b0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0	0

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

section

{u'size_of_data': u'0x00025000', u'virtual_address': u'0x00001000', u'entropy': 7.592272320922333, u'name': u'.text', u'virtual_size': u'0x00024ea4'}

entropy

7.59227232092

description

A section with a high entropy has been found

entropy

0.699763593381

description

Overall entropy of this PE file is high

Yara rule detected in process memory (7 events)

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	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 April 5, 2023, 5:34 p.m.	process_identifier: 776 region_size: 36864 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: 0x00000080	1	0	0

Detects Avast Antivirus through the presence of a library (2 events)

Time & API	Arguments	Status	Return	Repeated
LdrGetDllHandle April 5, 2023, 5:34 p.m.	module_name: snxhk module_address: 0x00000000 stack_pivoted: 0		3221225781	0
LdrGetDllHandle April 5, 2023, 5:34 p.m.	module_name: snxhk module_address: 0x00000000 stack_pivoted: 0		3221225781	0

Potential code injection by writing to the memory of another process (1 event)

Time & API	Arguments	Status	Return	Repeated
WriteProcessMemory April 5, 2023, 5:34 p.m.	buffer: @ base_address: 0x7efde008 process_identifier: 776 process_handle: 0x00000080	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 912 called NtSetContextThread to modify thread in remote process 776
NtSetContextThread April 5, 2023, 5:34 p.m.	registers.eip: 2005598660 registers.esp: 1638384 registers.edi: 0 registers.eax: 4206040 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x0000007c process_identifier: 776	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 912 resumed a thread in remote process 776
NtResumeThread April 5, 2023, 5:34 p.m.	thread_handle: 0x0000007c suspend_count: 1 process_identifier: 776	1	0	0

Executed a process and injected code into it, probably while unpacking (7 events)

Time & API	Arguments	Status	Return
CreateProcessInternalW April 5, 2023, 5:34 p.m.	thread_identifier: 932 thread_handle: 0x0000007c process_identifier: 776 current_directory: filepath: C:\Users\test22\AppData\Local\Temp\toolspub1.exe track: 1 command_line: "C:\Users\test22\AppData\Local\Temp\toolspub1.exe" filepath_r: C:\Users\test22\AppData\Local\Temp\toolspub1.exe stack_pivoted: 0 creation_flags: 134217732 (CREATE_NO_WINDOW\|CREATE_SUSPENDED) inherit_handles: 0 process_handle: 0x00000080	1	1
NtGetContextThread April 5, 2023, 5:34 p.m.	thread_handle: 0x0000007c	1	0
NtUnmapViewOfSection April 5, 2023, 5:34 p.m.	base_address: 0x00400000 region_size: 4096 process_identifier: 776 process_handle: 0x00000080	1	0
NtAllocateVirtualMemory April 5, 2023, 5:34 p.m.	process_identifier: 776 region_size: 36864 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: 0x00000080	1	0
WriteProcessMemory April 5, 2023, 5:34 p.m.	buffer: @ base_address: 0x7efde008 process_identifier: 776 process_handle: 0x00000080	1	1
NtSetContextThread April 5, 2023, 5:34 p.m.	registers.eip: 2005598660 registers.esp: 1638384 registers.edi: 0 registers.eax: 4206040 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x0000007c process_identifier: 776	1	0
NtResumeThread April 5, 2023, 5:34 p.m.	thread_handle: 0x0000007c suspend_count: 1 process_identifier: 776	1	0

File has been identified by 38 AntiVirus engines on VirusTotal as malicious (38 events)

Bkav	W32.AIDetectNet.01
MicroWorld-eScan	Gen:Variant.Zusy.456253
FireEye	Generic.mg.3d8854201d7131f9
CAT-QuickHeal	Ransom.Stop.P5
ALYac	Gen:Variant.Zusy.456253
Sangfor	Trojan.Win32.Save.a
CrowdStrike	win/malicious_confidence_100% (W)
K7GW	Trojan ( 005690671 )
K7AntiVirus	Trojan ( 005690671 )
Arcabit	Trojan.Zusy.D6F63D
Symantec	ML.Attribute.HighConfidence
Elastic	malicious (high confidence)
Cynet	Malicious (score: 100)
APEX	Malicious
Paloalto	generic.ml
ClamAV	Win.Packer.pkr_ce1a-9980177-0
Kaspersky	UDS:DangerousObject.Multi.Generic
BitDefender	Gen:Variant.Zusy.456253
Avast	DropperX-gen [Drp]
Emsisoft	Gen:Variant.Zusy.456253 (B)
VIPRE	Gen:Variant.Zusy.456253
McAfee-GW-Edition	BehavesLike.Win32.Lockbit.dh
Trapmine	suspicious.low.ml.score
Sophos	Troj/Krypt-VZ
SentinelOne	Static AI - Suspicious PE
MAX	malware (ai score=87)
Gridinsoft	Trojan.Win32.SmokeLoader.bot
Microsoft	Trojan:Win32/Azorult.FW!MTB
ZoneAlarm	UDS:DangerousObject.Multi.Generic
GData	Gen:Variant.Zusy.456253
Google	Detected
Acronis	suspicious
Cylance	unsafe
Rising	Trojan.Generic@AI.98 (RDML:7QuzMP/Z/vHmE445poXpqQ)
Ikarus	Trojan-Banker.UrSnif
MaxSecure	Trojan.Malware.300983.susgen
AVG	DropperX-gen [Drp]
DeepInstinct	MALICIOUS

toolspub1.exe

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