Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	Oct. 30, 2021, 11:38 a.m.	Oct. 30, 2021, 11:40 a.m.

Size	203.0KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`4c342f040ad8b94e4f814e1f62e488ed`
SHA256	`988c1b9c99f74739edaf4e80ecaba04407e0ca7284f3dbd13c87a506bf0e97b7`
CRC32	`39B63B5A`
ssdeep	`3072:szEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HIQHO1RxN+dAu8imqhVPd63DfOB:sLV6Bta6dtJmakIM59wC86hV1UfUgrTM`
Yara	Malicious_Packer_Zero - Malicious Packer PE_Header_Zero - PE File Signature Generic_Malware_Zero - Generic Malware IsPE32 - (no description) Is_DotNET_EXE - (no description)

nano6129.exe "C:\Users\test22\AppData\Local\Temp\nano6129.exe"
2972
- schtasks.exe "schtasks.exe" /create /f /tn "SMTP Host" /xml "C:\Users\test22\AppData\Local\Temp\tmp64DD.tmp"
  1824
- schtasks.exe "schtasks.exe" /create /f /tn "SMTP Host Task" /xml "C:\Users\test22\AppData\Local\Temp\tmp66A3.tmp"
  2276

Name	Response	Post-Analysis Lookup
nanoboss.duckdns.org	A 23.102.1.5	23.102.1.5

IP Address	Status	Action
164.124.101.2	Active	Moloch
23.102.1.5	Active	Moloch

Suricata Alerts

Flow	SID	Signature	Category
UDP 192.168.56.101:61479 -> 8.8.8.8:53	2022918	ET INFO DYNAMIC_DNS Query to *.duckdns. Domain	Misc activity
TCP 192.168.56.101:49204 -> 23.102.1.5:6129	2025019	ET MALWARE Possible NanoCore C2 60B	Malware Command and Control Activity Detected

Suricata TLS

No Suricata TLS

Queries for the computername (7 events)

Time & API	Arguments	Status	Return
GetComputerNameW Oct. 30, 2021, 11:38 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW Oct. 30, 2021, 11:38 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW Oct. 30, 2021, 11:38 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW Oct. 30, 2021, 11:38 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW Oct. 30, 2021, 11:38 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW Oct. 30, 2021, 11:38 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW Oct. 30, 2021, 11:38 a.m.	computer_name: TEST22-PC	1	1

Checks if process is being debugged by a debugger (1 event)

Time & API	Arguments	Status	Return	Repeated
IsDebuggerPresent Oct. 30, 2021, 11:38 a.m.			0	0

Command line console output was observed (2 events)

Time & API	Arguments	Status	Return	Repeated
WriteConsoleW Oct. 30, 2021, 11:38 a.m.	buffer: SUCCESS: The scheduled task "SMTP Host" has successfully been created. console_handle: 0x00000007	1	1	0
WriteConsoleW Oct. 30, 2021, 11:38 a.m.	buffer: SUCCESS: The scheduled task "SMTP Host Task" has successfully been created. console_handle: 0x00000007	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. 30, 2021, 11:38 a.m.		1	1	0

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

Connects to a Dynamic DNS Domain (1 event)

domain

nanoboss.duckdns.org

Allocates read-write-execute memory (usually to unpack itself) (50 out of 139 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 786432 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00580000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00600000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72831000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0045a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8192 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72832000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00452000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00462000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00463000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0059b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00597000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00464000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00465000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00466000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0046c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00ae0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 327680 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef60000 allocation_type: 1056768 (MEM_RESERVE\|MEM_TOP_DOWN) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef60000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef60000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 65536 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef50000 allocation_type: 1056768 (MEM_RESERVE\|MEM_TOP_DOWN) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef50000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0058a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00467000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0047a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00477000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0045b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6f112000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00476000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00468000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0046a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00b30000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00ae1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00595000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00ae2000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 1310720 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04830000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04930000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04931000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04932000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04933000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 16384 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04934000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 69632 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04938000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04949000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 8192 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0494a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0494c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0494d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00469000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0494e000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0494f000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00ae3000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00ae4000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 30, 2021, 11:38 a.m.	process_identifier: 2972 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00ae5000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1

Checks whether any human activity is being performed by constantly checking whether the foreground window changed

Creates a suspicious process (2 events)

cmdline	"schtasks.exe" /create /f /tn "SMTP Host" /xml "C:\Users\test22\AppData\Local\Temp\tmp64DD.tmp"
cmdline	"schtasks.exe" /create /f /tn "SMTP Host Task" /xml "C:\Users\test22\AppData\Local\Temp\tmp66A3.tmp"

A process created a hidden window (2 events)

Time & API	Arguments	Status	Return	Repeated
CreateProcessInternalW Oct. 30, 2021, 11:38 a.m.	thread_identifier: 1556 thread_handle: 0x00000218 process_identifier: 1824 current_directory: C:\Users\test22\AppData\Local\Temp filepath: track: 1 command_line: "schtasks.exe" /create /f /tn "SMTP Host" /xml "C:\Users\test22\AppData\Local\Temp\tmp64DD.tmp" filepath_r: stack_pivoted: 0 creation_flags: 134217728 (CREATE_NO_WINDOW) inherit_handles: 1 process_handle: 0x0000021c	1	1	0
CreateProcessInternalW Oct. 30, 2021, 11:38 a.m.	thread_identifier: 2084 thread_handle: 0x00000218 process_identifier: 2276 current_directory: C:\Users\test22\AppData\Local\Temp filepath: track: 1 command_line: "schtasks.exe" /create /f /tn "SMTP Host Task" /xml "C:\Users\test22\AppData\Local\Temp\tmp66A3.tmp" filepath_r: stack_pivoted: 0 creation_flags: 134217728 (CREATE_NO_WINDOW) inherit_handles: 1 process_handle: 0x00000290	1	1	0

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

section

{u'size_of_data': u'0x00016000', u'virtual_address': u'0x00022000', u'entropy': 7.9973130661549074, u'name': u'.rsrc', u'virtual_size': u'0x00015fc8'}

entropy

7.99731306615

description

A section with a high entropy has been found

entropy

0.434567901235

description

Overall entropy of this PE file is high

Checks for the Locally Unique Identifier on the system for a suspicious privilege (1 event)

Time & API	Arguments	Status	Return	Repeated
LookupPrivilegeValueW Oct. 30, 2021, 11:38 a.m.	system_name: privilege_name: SeDebugPrivilege	1	1	0

Uses Windows utilities for basic Windows functionality (2 events)

cmdline	"schtasks.exe" /create /f /tn "SMTP Host" /xml "C:\Users\test22\AppData\Local\Temp\tmp64DD.tmp"
cmdline	"schtasks.exe" /create /f /tn "SMTP Host Task" /xml "C:\Users\test22\AppData\Local\Temp\tmp66A3.tmp"

One or more of the buffers contains an embedded PE file (14 events)

buffer	Buffer with sha1: 9420a2004c14c4a5e31290936a07bd58dcaa15b3
buffer	Buffer with sha1: 636b8187f0cb59d43c9ee1eedf144043941b62d9
buffer	Buffer with sha1: 4380fb6de89a7776d52214359ce213d24a2239ad
buffer	Buffer with sha1: c19d9db351af75fec019fe76506a455eba7fd168
buffer	Buffer with sha1: c1ef2ca62189121934d1a7944ef1bdc1aa319877
buffer	Buffer with sha1: 063fb8b27c0872c54bff35e2b76d8f522e13f8b4
buffer	Buffer with sha1: 925c5236c59dd8f3efea4b3e091ef735b405a880
buffer	Buffer with sha1: c54e7c5cac5fac68dc564ce64355d948422bf1ce
buffer	Buffer with sha1: dcdec0ea839844e977c1151d2eeedbb0788a34b1
buffer	Buffer with sha1: 0c6598a0a37eaf12ce188fa66bc6c5db394af8a4
buffer	Buffer with sha1: 874b7c3c97cc5b13b9dd172fec5a54bc1f258005
buffer	Buffer with sha1: efa4948abb218e47d809bedd1aff08cfb76d40e1
buffer	Buffer with sha1: 1b68e773e3522fa8edc7cb20d7c7f156b08ec73a
buffer	Buffer with sha1: 874f3caf663265f7dd18fb565d91b7d915031251

Looks for the Windows Idle Time to determine the uptime (1 event)

Time & API	Arguments	Status	Return	Repeated
NtQuerySystemInformation Oct. 30, 2021, 11:38 a.m.	information_class: 8 (SystemProcessorPerformanceInformation)	1	0	0

A process attempted to delay the analysis task. (1 event)

description

nano6129.exe tried to sleep 5456699 seconds, actually delayed analysis time by 5456699 seconds

Installs itself for autorun at Windows startup (1 event)

reg_key

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\SMTP Host

reg_value

C:\Program Files (x86)\SMTP Host\smtphost.exe

Deletes executed files from disk (1 event)

file	C:\Users\test22\AppData\Local\Temp\tmp64DD.tmp

Executes one or more WMI queries (3 events)

wmi	SELECT DisplayName FROM AntiSpywareProduct
wmi	SELECT DisplayName FROM FirewallProduct
wmi	SELECT DisplayName FROM AntiVirusProduct

Attempts to remove evidence of file being downloaded from the Internet (1 event)

file	C:\Users\test22\AppData\Local\Temp\nano6129.exe:Zone.Identifier

File has been identified by 56 AntiVirus engines on VirusTotal as malicious (50 out of 56 events)

Elastic	malicious (high confidence)
MicroWorld-eScan	Backdoor.MSIL.Agent.GD
CAT-QuickHeal	Trojan.Orbus.C3
ALYac	Backdoor.MSIL.Agent.GD
Cylance	Unsafe
VIPRE	Trojan.MSIL.NanoCore.B (fs)
Sangfor	Suspicious.Win32.Save.a
K7AntiVirus	Trojan ( 0057b88c1 )
K7GW	Trojan ( 0057b88c1 )
Cybereason	malicious.40ad8b
Arcabit	Backdoor.MSIL.Agent.GD
BitDefenderTheta	Gen:NN.ZemsilF.34236.mmW@aOOCDsd
Cyren	W32/NanoCore.C.gen!Eldorado
Symantec	Trojan.Nancrat
ESET-NOD32	MSIL/NanoCore.E
APEX	Malicious
ClamAV	Win.Trojan.NanoCore-9852758-0
Kaspersky	Trojan.MSIL.Agent.fpar
BitDefender	Backdoor.MSIL.Agent.GD
NANO-Antivirus	Trojan.Win32.NanoBot.hmqoyu
SUPERAntiSpyware	Backdoor.Nanocore/Variant
Ad-Aware	Backdoor.MSIL.Agent.GD
TACHYON	Backdoor/W32.DN-Nanocore.207872
Emsisoft	Trojan.NanoCore (A)
Comodo	Backdoor.MSIL.Noancooe.JDE@5s4u9t
F-Secure	Trojan.TR/Dropper.MSIL.Gen7
DrWeb	Trojan.Nanocore.23
TrendMicro	BKDR_NOANCOOE.SM
McAfee-GW-Edition	BehavesLike.Win32.Generic.dc
FireEye	Generic.mg.4c342f040ad8b94e
Sophos	ML/PE-A + Troj/NanoCor-BT
SentinelOne	Static AI - Malicious PE
Jiangmin	Backdoor.Generic.zwu
Webroot	W32.Trojan.Msil.Nanocore
Avira	TR/Dropper.MSIL.Gen7
Gridinsoft	Backdoor.Win32.Noancooe.cc!ni
Microsoft	Backdoor:MSIL/Nanocore.S!MTB
ViRobot	Backdoor.Win32.NanoCore.Gen.A
GData	MSIL.Backdoor.Nancat.A
Cynet	Malicious (score: 100)
AhnLab-V3	Win-Trojan/Nanocore.Exp
Acronis	suspicious
McAfee	Trojan-FICC!4C342F040AD8
MAX	malware (ai score=86)
VBA32	TScope.Trojan.MSIL
Malwarebytes	Backdoor.NanoCore
Zoner	Trojan.Win32.48280
TrendMicro-HouseCall	BKDR_NOANCOOE.SM
Rising	Backdoor.NanoCore!1.B6F9 (CLASSIC)
Ikarus	Backdoor.Rat.Nanocore

nano6129.exe

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