Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6402	Aug. 3, 2021, 4:43 p.m.	Aug. 3, 2021, 4:45 p.m.

Size	660.0KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`cf8578217a8efa9e045f620846fb5489`
SHA256	`e3c270600328928f0c6576743fd759ca88b86abb024ae180549c3a5be0e7e41e`
CRC32	`85737407`
ssdeep	`12288:bwm3g/4uUEGLBBBBBBBBBBBXBBBBBBBBBBBHvHNiWVyNOLODToWnDct7aZPW/t00:Ub/GNTnLQTbnYMWFYxtzdjQ`
Yara	Win32_Trojan_PWS_Net_1_Zero - Win32 Trojan PWS .NET Azorult PE_Header_Zero - PE File Signature Generic_Malware_Zero - Generic Malware Is_DotNET_EXE - (no description) UPX_Zero - UPX packed file IsPE32 - (no description) Admin_Tool_IN_Zero - Admin Tool Sysinternals

.csrss.exe "C:\Users\test22\AppData\Local\Temp\.csrss.exe"
324

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 Aug. 3, 2021, 4:43 p.m.			0	0
IsDebuggerPresent Aug. 3, 2021, 4:43 p.m.			0	0

Uses Windows APIs to generate a cryptographic key (3 events)

Time & API	Arguments	Status	Return
CryptExportKey Aug. 3, 2021, 4:43 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x00000000001df2b0 flags: 0 crypto_export_handle: 0x0000000000000000 blob_type: 6	1	1
CryptExportKey Aug. 3, 2021, 4:43 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x00000000001df9b0 flags: 0 crypto_export_handle: 0x0000000000000000 blob_type: 6	1	1
CryptExportKey Aug. 3, 2021, 4:43 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x00000000001df9b0 flags: 0 crypto_export_handle: 0x0000000000000000 blob_type: 6	1	1

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 Aug. 3, 2021, 4:43 p.m.		1	1	0

Allocates read-write-execute memory (usually to unpack itself) (50 out of 51 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 2097152 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000000840000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 8192 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000009c0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef28f1000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef2f8b000 process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 1114112 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000000840000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 8192 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000008d0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef28f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef28f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef28f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef28f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef28f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef28f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef28f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef28f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef28f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef28f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef28f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef28f4000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef28f4000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef28f4000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef28f4000 process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 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 Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 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 Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 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 Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 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 Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 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 Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 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 Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe9317a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe9322c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe93256000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe93230000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe9318c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe932a0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe9318a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe9319b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe931cc000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe9319d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe93172000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe9318b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe932e0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe9317b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe932e1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe932f0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe932e2000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 12288 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe932a1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe932e3000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fefa6b7000 process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe932e4000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe9317c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 3, 2021, 4:43 p.m.	process_identifier: 324 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe932a4000 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'0x000a3a00', u'virtual_address': u'0x00002000', u'entropy': 7.3474166944658785, u'name': u'.text', u'virtual_size': u'0x000a38c0'}

entropy

7.34741669447

description

A section with a high entropy has been found

entropy

0.992418498863

description

Overall entropy of this PE file is high

File has been identified by 16 AntiVirus engines on VirusTotal as malicious (16 events)

Elastic	malicious (high confidence)
FireEye	Generic.mg.cf8578217a8efa9e
Sangfor	Trojan.Win32.Save.a
Cybereason	malicious.2227c6
Symantec	Scr.Malcode!gdn30
APEX	Malicious
Kaspersky	VHO:Backdoor.MSIL.Remcos.gen
Avast	Win32:PWSX-gen [Trj]
McAfee-GW-Edition	BehavesLike.Win32.Fareit.jc
Sophos	ML/PE-A
Microsoft	Program:Win32/Wacapew.C!ml
SentinelOne	Static AI - Malicious PE
Fortinet	MSIL/Agent.GIQ!tr
AVG	Win32:PWSX-gen [Trj]
CrowdStrike	win/malicious_confidence_60% (D)
Qihoo-360	HEUR/QVM03.0.0336.Malware.Gen

.csrss.exe

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