Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6402	July 17, 2021, 10:59 a.m.	July 17, 2021, 11:15 a.m.

Size	794.5KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`7abab65f41193a9b02bbd3ca73fb2e75`
SHA256	`b0c3c32b58145b6ec8b62eec6f7120bb3a6a8c536248320d6ca77e4b26dafc47`
CRC32	`2E5D6B3C`
ssdeep	`12288:DPhj4GDvZmbk9tvHVMbbDQYsuKfRPIejSkCRMg6rWbauPM:VjnQbMtSDRV2ZVHibC`
Yara	PE_Header_Zero - PE File Signature Generic_Malware_Zero - Generic Malware IsPE32 - (no description) Is_DotNET_EXE - (no description) UPX_Zero - UPX packed file Malicious_Packer_Zero - Malicious Packer

XKL.exe "C:\Users\test22\AppData\Local\Temp\XKL.exe"
2432
- XKL.exe "{path}"
  2744
  - schtasks.exe "schtasks.exe" /create /f /tn "SMTP Host" /xml "C:\Users\test22\AppData\Local\Temp\tmp587B.tmp"
    2828
  - schtasks.exe "schtasks.exe" /create /f /tn "SMTP Host Task" /xml "C:\Users\test22\AppData\Local\Temp\tmp5A32.tmp"
    2904

Name	Response	Post-Analysis Lookup
xp18.ddns.net	A 103.133.104.146	103.133.104.146

IP Address	Status	Action
172.67.200.215	Active	Moloch
172.67.215.92	Active	Moloch
103.133.104.146	Active	Moloch

Suricata Alerts

Flow	SID	Signature	Category
UDP 192.168.56.102:57795 -> 8.8.8.8:53	2028675	ET POLICY DNS Query to DynDNS Domain *.ddns .net	Potentially Bad Traffic

Suricata TLS

No Suricata TLS

Queries for the computername (7 events)

Time & API	Arguments	Status	Return
GetComputerNameW July 17, 2021, 10:59 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW July 17, 2021, 10:59 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW July 17, 2021, 10:59 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW July 17, 2021, 10:59 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW July 17, 2021, 10:59 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW July 17, 2021, 10:59 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW July 17, 2021, 10:59 a.m.	computer_name: TEST22-PC	1	1

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

Time & API	Arguments	Status	Return	Repeated
IsDebuggerPresent July 17, 2021, 10:59 a.m.			0	0
IsDebuggerPresent July 17, 2021, 10:59 a.m.			0	0

Command line console output was observed (2 events)

Time & API	Arguments	Status	Return	Repeated
WriteConsoleW July 17, 2021, 10:59 a.m.	buffer: SUCCESS: The scheduled task "SMTP Host" has successfully been created. console_handle: 0x00000007	1	1	0
WriteConsoleW July 17, 2021, 10:59 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 July 17, 2021, 10:59 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

xp18.ddns.net

Allocates read-write-execute memory (usually to unpack itself) (50 out of 186 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 2293760 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00790000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00980000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x74171000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 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 July 17, 2021, 10:59 a.m.	process_identifier: 2432 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8192 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x74172000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 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 July 17, 2021, 10:59 a.m.	process_identifier: 2432 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 July 17, 2021, 10:59 a.m.	process_identifier: 2432 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 July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0049b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00497000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 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 July 17, 2021, 10:59 a.m.	process_identifier: 2432 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 July 17, 2021, 10:59 a.m.	process_identifier: 2432 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 July 17, 2021, 10:59 a.m.	process_identifier: 2432 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 July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00720000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0048a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00482000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 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 July 17, 2021, 10:59 a.m.	process_identifier: 2432 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 July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00495000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 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 July 17, 2021, 10:59 a.m.	process_identifier: 2432 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 July 17, 2021, 10:59 a.m.	process_identifier: 2432 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
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 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 July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00721000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00c60000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00453000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x71092000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0047b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00722000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00981000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0048c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 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 July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00723000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 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 July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00724000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00725000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00726000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00727000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00728000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00729000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0072a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04970000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0072b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0072c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0072d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2432 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00c61000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2744 region_size: 1048576 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x007f0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2744 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x008b0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2744 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x740f1000 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\tmp587B.tmp"
cmdline	"schtasks.exe" /create /f /tn "SMTP Host Task" /xml "C:\Users\test22\AppData\Local\Temp\tmp5A32.tmp"

A process created a hidden window (2 events)

Time & API	Arguments	Status	Return	Repeated
CreateProcessInternalW July 17, 2021, 10:59 a.m.	thread_identifier: 2832 thread_handle: 0x00000214 process_identifier: 2828 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\tmp587B.tmp" filepath_r: stack_pivoted: 0 creation_flags: 134217728 (CREATE_NO_WINDOW) inherit_handles: 1 process_handle: 0x00000218	1	1	0
CreateProcessInternalW July 17, 2021, 10:59 a.m.	thread_identifier: 2908 thread_handle: 0x00000214 process_identifier: 2904 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\tmp5A32.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'0x000c6200', u'virtual_address': u'0x00002000', u'entropy': 7.154666293485737, u'name': u'.text', u'virtual_size': u'0x000c6028'}

entropy

7.15466629349

description

A section with a high entropy has been found

entropy

0.998110831234

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 July 17, 2021, 10:59 a.m.	system_name: privilege_name: SeDebugPrivilege	1	1	0

Yara rule detected in process memory (9 events)

description	Communications use DNS	rule	Network_DNS
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	Checks if being debugged	rule	anti_dbg
description	Bypass DEP	rule	disable_dep

Uses Windows utilities for basic Windows functionality (2 events)

cmdline	"schtasks.exe" /create /f /tn "SMTP Host" /xml "C:\Users\test22\AppData\Local\Temp\tmp587B.tmp"
cmdline	"schtasks.exe" /create /f /tn "SMTP Host Task" /xml "C:\Users\test22\AppData\Local\Temp\tmp5A32.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: a6768a050af81bc43490e349b5fb2dc91d2252f4
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: 0c6598a0a37eaf12ce188fa66bc6c5db394af8a4
buffer	Buffer with sha1: 874b7c3c97cc5b13b9dd172fec5a54bc1f258005
buffer	Buffer with sha1: efa4948abb218e47d809bedd1aff08cfb76d40e1
buffer	Buffer with sha1: 1b68e773e3522fa8edc7cb20d7c7f156b08ec73a
buffer	Buffer with sha1: 874f3caf663265f7dd18fb565d91b7d915031251

Communicates with host for which no DNS query was performed (2 events)

host	172.67.200.215
host	172.67.215.92

Allocates execute permission to another process indicative of possible code injection (1 event)

Time & API	Arguments	Status	Return	Repeated
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2744 region_size: 229376 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: 0x000001c0	1	0	0

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

Time & API	Arguments	Status	Return	Repeated
NtQuerySystemInformation July 17, 2021, 10:59 a.m.	information_class: 8 (SystemProcessorPerformanceInformation)	1	0	0

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

description

XKL.exe tried to sleep 5456621 seconds, actually delayed analysis time by 5456621 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

Executes one or more WMI queries (3 events)

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

Potential code injection by writing to the memory of another process (3 events)

Time & API	Arguments	Status	Return
WriteProcessMemory July 17, 2021, 10:59 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PEL¡'éTàÈbç @ 8çW ¸_ H.textÇ È `.relocÊ@B.rsrc¸_ `Ì@@ base_address: 0x00400000 process_identifier: 2744 process_handle: 0x000001c0	1	1
WriteProcessMemory July 17, 2021, 10:59 a.m.	buffer: à7 base_address: 0x00420000 process_identifier: 2744 process_handle: 0x000001c0	1	1
WriteProcessMemory July 17, 2021, 10:59 a.m.	buffer: @ base_address: 0x7efde008 process_identifier: 2744 process_handle: 0x000001c0	1	1

Code injection by writing an executable or DLL to the memory of another process (1 event)

Time & API	Arguments	Status	Return	Repeated
WriteProcessMemory July 17, 2021, 10:59 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PEL¡'éTàÈbç @ 8çW ¸_ H.textÇ È `.relocÊ@B.rsrc¸_ `Ì@@ base_address: 0x00400000 process_identifier: 2744 process_handle: 0x000001c0	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 2432 called NtSetContextThread to modify thread in remote process 2744
NtSetContextThread July 17, 2021, 10:59 a.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4319122 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x000001f8 process_identifier: 2744	1	0	0

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

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

Resumed a suspended thread in a remote process potentially indicative of process injection (2 events)

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 2432 resumed a thread in remote process 2744
NtResumeThread July 17, 2021, 10:59 a.m.	thread_handle: 0x000001f8 suspend_count: 1 process_identifier: 2744	1	0	0

File has been identified by 25 AntiVirus engines on VirusTotal as malicious (25 events)

Elastic	malicious (high confidence)
MicroWorld-eScan	Gen:Variant.MSILHeracles.21586
McAfee	AgentTesla-FDAH!7ABAB65F4119
Sangfor	Trojan.Win32.Save.a
BitDefender	Gen:Variant.MSILHeracles.21586
Cyren	W32/MSIL_Kryptik.EUN.gen!Eldorado
ESET-NOD32	a variant of MSIL/GenKryptik.FHOY
APEX	Malicious
Kaspersky	HEUR:Trojan-PSW.MSIL.Agensla.gen
Avast	Win32:PWSX-gen [Trj]
Ad-Aware	Gen:Variant.MSILHeracles.21586
Emsisoft	Gen:Variant.MSILHeracles.21586 (B)
DrWeb	Trojan.Inject4.14359
McAfee-GW-Edition	AgentTesla-FDAH!7ABAB65F4119
SentinelOne	Static AI - Malicious PE
Arcabit	Trojan.MSILHeracles.D5452
ZoneAlarm	HEUR:Trojan-PSW.MSIL.Agensla.gen
AhnLab-V3	Malware/Win.AGEN.C4553768
MAX	malware (ai score=89)
Malwarebytes	Spyware.TelegramBot
MaxSecure	Trojan.Malware.300983.susgen
Fortinet	MSIL/Kryptik.ZXG!tr
AVG	Win32:PWSX-gen [Trj]
Panda	Trj/GdSda.A
CrowdStrike	win/malicious_confidence_90% (W)

Executed a process and injected code into it, probably while unpacking (25 events)

Time & API	Arguments	Status	Return
NtResumeThread July 17, 2021, 10:59 a.m.	thread_handle: 0x000000d0 suspend_count: 1 process_identifier: 2432	1	0
NtResumeThread July 17, 2021, 10:59 a.m.	thread_handle: 0x0000015c suspend_count: 1 process_identifier: 2432	1	0
CreateProcessInternalW July 17, 2021, 10:59 a.m.	thread_identifier: 2748 thread_handle: 0x000001f8 process_identifier: 2744 current_directory: filepath: C:\Users\test22\AppData\Local\Temp\XKL.exe track: 1 command_line: "{path}" filepath_r: C:\Users\test22\AppData\Local\Temp\XKL.exe stack_pivoted: 0 creation_flags: 4 (CREATE_SUSPENDED) inherit_handles: 0 process_handle: 0x000001c0	1	1
NtGetContextThread July 17, 2021, 10:59 a.m.	thread_handle: 0x000001f8	1	0
NtAllocateVirtualMemory July 17, 2021, 10:59 a.m.	process_identifier: 2744 region_size: 229376 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: 0x000001c0	1	0
WriteProcessMemory July 17, 2021, 10:59 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PEL¡'éTàÈbç @ 8çW ¸_ H.textÇ È `.relocÊ@B.rsrc¸_ `Ì@@ base_address: 0x00400000 process_identifier: 2744 process_handle: 0x000001c0	1	1
WriteProcessMemory July 17, 2021, 10:59 a.m.	buffer: base_address: 0x00402000 process_identifier: 2744 process_handle: 0x000001c0	1	1
WriteProcessMemory July 17, 2021, 10:59 a.m.	buffer: à7 base_address: 0x00420000 process_identifier: 2744 process_handle: 0x000001c0	1	1
WriteProcessMemory July 17, 2021, 10:59 a.m.	buffer: base_address: 0x00422000 process_identifier: 2744 process_handle: 0x000001c0	1	1
WriteProcessMemory July 17, 2021, 10:59 a.m.	buffer: @ base_address: 0x7efde008 process_identifier: 2744 process_handle: 0x000001c0	1	1
NtSetContextThread July 17, 2021, 10:59 a.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4319122 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x000001f8 process_identifier: 2744	1	0
NtResumeThread July 17, 2021, 10:59 a.m.	thread_handle: 0x000001f8 suspend_count: 1 process_identifier: 2744	1	0
NtResumeThread July 17, 2021, 10:59 a.m.	thread_handle: 0x000000d0 suspend_count: 1 process_identifier: 2744	1	0
NtResumeThread July 17, 2021, 10:59 a.m.	thread_handle: 0x00000158 suspend_count: 1 process_identifier: 2744	1	0
CreateProcessInternalW July 17, 2021, 10:59 a.m.	thread_identifier: 2832 thread_handle: 0x00000214 process_identifier: 2828 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\tmp587B.tmp" filepath_r: stack_pivoted: 0 creation_flags: 134217728 (CREATE_NO_WINDOW) inherit_handles: 1 process_handle: 0x00000218	1	1
CreateProcessInternalW July 17, 2021, 10:59 a.m.	thread_identifier: 2908 thread_handle: 0x00000214 process_identifier: 2904 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\tmp5A32.tmp" filepath_r: stack_pivoted: 0 creation_flags: 134217728 (CREATE_NO_WINDOW) inherit_handles: 1 process_handle: 0x00000290	1	1
NtResumeThread July 17, 2021, 10:59 a.m.	thread_handle: 0x000002b0 suspend_count: 1 process_identifier: 2744	1	0
NtResumeThread July 17, 2021, 10:59 a.m.	thread_handle: 0x000002e4 suspend_count: 1 process_identifier: 2744	1	0
NtResumeThread July 17, 2021, 10:59 a.m.	thread_handle: 0x000002ec suspend_count: 1 process_identifier: 2744	1	0
NtResumeThread July 17, 2021, 10:59 a.m.	thread_handle: 0x00000360 suspend_count: 1 process_identifier: 2744	1	0
NtResumeThread July 17, 2021, 10:59 a.m.	thread_handle: 0x00000374 suspend_count: 1 process_identifier: 2744	1	0
NtResumeThread July 17, 2021, 10:59 a.m.	thread_handle: 0x000003a0 suspend_count: 1 process_identifier: 2744	1	0
NtResumeThread July 17, 2021, 10:59 a.m.	thread_handle: 0x00000348 suspend_count: 1 process_identifier: 2744	1	0
NtResumeThread July 17, 2021, 11 a.m.	thread_handle: 0x00000424 suspend_count: 1 process_identifier: 2744	1	0
NtResumeThread July 17, 2021, 11 a.m.	thread_handle: 0x0000037c suspend_count: 1 process_identifier: 2744	1	0

XKL.exe

Process Tree Toggle all

Network Toggle all

Suricata Toggle all

Suricata Alerts

Suricata TLS

Signatures Toggle All