Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	July 30, 2021, 10:28 a.m.	July 30, 2021, 10:50 a.m.

Size	1.2MB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`b158c924678cd5bac37bfd7bfc9d8781`
SHA256	`7213e683d974ed27c90dea93b40caa5c497ca4ab9834e159adb69f7be5d2081e`
CRC32	`D9FA171B`
ssdeep	`24576:KvS/d3MKzksWks+5h9D1Rf0jNr27X7Jy8jh8N6ZN5Z:IKtxhmBK7NuN6ZN5`
Yara	IsPE32 - (no description) Generic_Malware_Zero - Generic Malware Is_DotNET_EXE - (no description) PE_Header_Zero - PE File Signature Admin_Tool_IN_Zero - Admin Tool Sysinternals

.csrss.exe "C:\Users\test22\AppData\Local\Temp\.csrss.exe"
2648

Name	Response	Post-Analysis Lookup
No hosts contacted.

IP Address	Status	Action
164.124.101.2	Active	Moloch

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 July 30, 2021, 10:28 a.m.			0	0
IsDebuggerPresent July 30, 2021, 10:28 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 July 30, 2021, 10:28 a.m.		1	1	0

Allocates read-write-execute memory (usually to unpack itself) (19 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory July 30, 2021, 10:28 a.m.	process_identifier: 2648 region_size: 458752 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00510000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 30, 2021, 10:28 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00540000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory July 30, 2021, 10:28 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72741000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 30, 2021, 10:28 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72742000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 30, 2021, 10:28 a.m.	process_identifier: 2648 region_size: 1638400 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02010000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 30, 2021, 10:28 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02160000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 30, 2021, 10:28 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003d2000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 30, 2021, 10:28 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00405000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 30, 2021, 10:28 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0040b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 30, 2021, 10:28 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00407000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 30, 2021, 10:28 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003ec000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 30, 2021, 10:28 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006b0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 30, 2021, 10:28 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003da000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 30, 2021, 10:28 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003fa000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 30, 2021, 10:28 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003f7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 30, 2021, 10:28 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003ea000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 30, 2021, 10:28 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006b1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory July 30, 2021, 10:28 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x71f62000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 30, 2021, 10:28 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003f6000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1

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

section

{u'size_of_data': u'0x000fd800', u'virtual_address': u'0x00002000', u'entropy': 7.687247374181937, u'name': u'.text', u'virtual_size': u'0x000fd7b0'}

entropy

7.68724737418

description

A section with a high entropy has been found

entropy

0.839056681837

description

Overall entropy of this PE file is high

File has been identified by 34 AntiVirus engines on VirusTotal as malicious (34 events)

Lionic	Trojan.Win32.Malicious.4!c
Elastic	malicious (high confidence)
MicroWorld-eScan	Trojan.GenericKD.37315588
McAfee	Artemis!B158C924678C
Cylance	Unsafe
Sangfor	Trojan.Win32.Save.a
Alibaba	Trojan:MSIL/Kryptik.f682212d
Cybereason	malicious.78360c
Cyren	W32/MSIL_Kryptik.DZG.gen!Eldorado
Symantec	Trojan.Gen.2
ESET-NOD32	a variant of MSIL/Kryptik.ACEH
APEX	Malicious
Paloalto	generic.ml
Kaspersky	HEUR:Trojan.MSIL.Taskun.gen
BitDefender	Trojan.GenericKD.37315588
Avast	Win32:PWSX-gen [Trj]
Sophos	Mal/Generic-S
DrWeb	Trojan.PackedNET.967
McAfee-GW-Edition	BehavesLike.Win32.Generic.tc
FireEye	Generic.mg.b158c924678cd5ba
Ikarus	Trojan.MSIL.Crypt
eGambit	Unsafe.AI_Score_99%
Kingsoft	Win32.Hack.Undef.(kcloud)
Microsoft	Trojan:Win32/AgentTesla!ml
GData	Win32.Trojan-Stealer.LokiBot.ARLQ8J
Cynet	Malicious (score: 100)
MAX	malware (ai score=98)
TrendMicro-HouseCall	TROJ_GEN.R002H0CGT21
SentinelOne	Static AI - Malicious PE
MaxSecure	Trojan.Malware.300983.susgen
Fortinet	MSIL/Agent.GIQ!tr
Webroot	W32.Trojan.Gen
AVG	Win32:PWSX-gen [Trj]
CrowdStrike	win/malicious_confidence_100% (W)

.csrss.exe

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