Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	Oct. 11, 2023, 7:47 a.m.	Oct. 11, 2023, 7:50 a.m.

Size	5.2MB
Type	PE32+ executable (GUI) x86-64 Mono/.Net assembly, for MS Windows
MD5	`f43edef896d4995aa3c4b488bbc3dab2`
SHA256	`00f99e2925f2ac3ca02397be84c75bba0ef0ec7d7094273f6e5a4f280114e2f5`
CRC32	`4D09F55E`
ssdeep	`98304:gQgFB/ih5CzuweQMWIsuhY8QJ2dsnDEpySsPQDAkC43g5:lgFBa+eQAq8AnnocfPQDAkCig`
Yara	UPX_Zero - UPX packed file PE_Header_Zero - PE File Signature IsPE64 - (no description) OS_Processor_Check_Zero - OS Processor Check

strim2.exe "C:\Users\test22\AppData\Local\Temp\strim2.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

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

Time & API	Arguments	Status	Return	Repeated
IsDebuggerPresent Oct. 11, 2023, 7:40 a.m.			0	0
IsDebuggerPresent Oct. 11, 2023, 7:40 a.m.			0	0

Uses Windows APIs to generate a cryptographic key (2 events)

Time & API	Arguments	Status	Return	Repeated
CryptExportKey Oct. 11, 2023, 7:40 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x00000000006a2a10 flags: 0 crypto_export_handle: 0x0000000000000000 blob_type: 8	1	1	0
CryptExportKey Oct. 11, 2023, 7:40 a.m.	buffer: f Æào7È¢WÚíC [ÑZ4^W.ÑIae< crypto_handle: 0x00000000006a2a10 flags: 0 crypto_export_handle: 0x0000000000000000 blob_type: 8	1	1	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 Oct. 11, 2023, 7:40 a.m.		1	1	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) (42 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory Oct. 11, 2023, 7:40 a.m.	process_identifier: 2552 region_size: 1179648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000000930000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Oct. 11, 2023, 7:40 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: 0x00000000009d0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fef3a31000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fef40cb000 process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Oct. 11, 2023, 7:40 a.m.	process_identifier: 2552 region_size: 2359296 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000002940000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Oct. 11, 2023, 7:40 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: 0x0000000002b00000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fef3a32000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fef3a32000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fef3a32000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fef3a32000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fef3a32000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fef3a32000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fef3a32000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fef3a32000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fef3a32000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fef3a32000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fef3a32000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fef3a34000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fef3a34000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fef3a34000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fef3a34000 process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Oct. 11, 2023, 7:40 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 Oct. 11, 2023, 7:40 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 Oct. 11, 2023, 7:40 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 Oct. 11, 2023, 7:40 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 Oct. 11, 2023, 7:40 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 Oct. 11, 2023, 7:40 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 Oct. 11, 2023, 7:40 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: 0x000007fe942aa000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fe942bc000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fe943e0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fe9435c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fe94386000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Oct. 11, 2023, 7:40 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 Oct. 11, 2023, 7:40 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: 0x000007fe943e1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fe942cb000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fe943e2000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fe942fc000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fe942cd000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fe942ab000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fe942a2000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fe943e3000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Oct. 11, 2023, 7:40 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: 0x000007fe942ac000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1

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

section

{u'size_of_data': u'0x0052e200', u'virtual_address': u'0x00002000', u'entropy': 7.66354650631012, u'name': u'.text', u'virtual_size': u'0x0052e06c'}

entropy

7.66354650631

description

A section with a high entropy has been found

entropy

0.999717301168

description

Overall entropy of this PE file is high

One or more of the buffers contains an embedded PE file (1 event)

buffer

Buffer with sha1: 818184eed2c84510a7d4a3906b343ce055f90548

File has been identified by 23 AntiVirus engines on VirusTotal as malicious (23 events)

Bkav	W64.AIDetectMalware
Elastic	malicious (high confidence)
Skyhigh	BehavesLike.Win64.Generic.tc
Symantec	ML.Attribute.HighConfidence
tehtris	Generic.Malware
Cynet	Malicious (score: 100)
APEX	Malicious
Kaspersky	UDS:DangerousObject.Multi.Generic
Avast	FileRepMalware
F-Secure	Heuristic.HEUR/AGEN.1325431
SentinelOne	Static AI - Malicious PE
Avira	HEUR/AGEN.1325431
Gridinsoft	Ransom.Win64.Wacatac.sa
Microsoft	Trojan:Win32/Sabsik.TE.B!ml
ZoneAlarm	UDS:DangerousObject.Multi.Generic
Google	Detected
Cylance	unsafe
Rising	Malware.Obfus/MSIL@AI.81 (RDM.MSIL2:W4+e18KevlJvwWYHSIx6AQ)
Ikarus	Win32.Outbreak
Fortinet	MSIL/Agent.PCL!tr.dldr
AVG	FileRepMalware
DeepInstinct	MALICIOUS
CrowdStrike	win/malicious_confidence_90% (W)

strim2.exe

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