Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6402	Aug. 17, 2021, 5:32 p.m.	Aug. 17, 2021, 6:02 p.m.

Size	1.3MB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`6ed87aec021b3fb313ccb925de4985b2`
SHA256	`f514071342a4576d842e3921ee377ee167fff4820e26d0bc05639600e332d440`
CRC32	`09A8D2CC`
ssdeep	`24576:ts1AdGc0cezErp9rZHRDaFn96+F9uHWRWoJebGb4RSLEJOed:l7mBViqWzbGbj`
Yara	PE_Header_Zero - PE File Signature Admin_Tool_IN_Zero - Admin Tool Sysinternals Generic_Malware_Zero - Generic Malware Is_DotNET_EXE - (no description) IsPE32 - (no description) Win_Backdoor_AsyncRAT_Zero - Win Backdoor AsyncRAT

dow-4.exe "C:\Users\test22\AppData\Local\Temp\dow-4.exe"
304

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

Queries for the computername (2 events)

Time & API	Arguments	Status	Return	Repeated
GetComputerNameA Aug. 17, 2021, 5:32 p.m.	computer_name: TEST22-PC	1	1	0
GetComputerNameW Aug. 17, 2021, 5:32 p.m.	computer_name: TEST22-PC	1	1	0

Checks if process is being debugged by a debugger (4 events)

Time & API	Arguments	Status	Return	Repeated
IsDebuggerPresent Aug. 17, 2021, 5:32 p.m.			0	0
IsDebuggerPresent Aug. 17, 2021, 5:32 p.m.			0	0
IsDebuggerPresent Aug. 17, 2021, 5:32 p.m.			0	0
IsDebuggerPresent Aug. 17, 2021, 5:32 p.m.			0	0

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

Time & API	Arguments	Status	Return
CryptExportKey Aug. 17, 2021, 5:32 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x003b6958 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey Aug. 17, 2021, 5:32 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x003b6958 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey Aug. 17, 2021, 5:32 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x003b6958 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1

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. 17, 2021, 5:32 p.m.		1	1	0

The executable contains unknown PE section names indicative of a packer (could be a false positive) (1 event)

section

.sdata

Allocates read-write-execute memory (usually to unpack itself) (34 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 720896 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00610000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00680000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x731a1000 process_handle: 0xffffffff	1
NtProtectVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x731a2000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 1703936 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x022b0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02410000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00512000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0052c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00670000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00671000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00672000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00585000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0058b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00587000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0051a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00673000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0057a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00577000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0052a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 327680 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 Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 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 Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 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 Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef58000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 65536 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef40000 allocation_type: 1056768 (MEM_RESERVE\|MEM_TOP_DOWN) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef40000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 24576 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00674000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x70062000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00576000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0067a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0067b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0067c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0067d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0067e000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 17, 2021, 5:32 p.m.	process_identifier: 304 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0052d000 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'0x0008c400', u'virtual_address': u'0x000c4000', u'entropy': 7.999651850342766, u'name': u'.sdata', u'virtual_size': u'0x0008c2c0'}

entropy

7.99965185034

description

A section with a high entropy has been found

entropy

0.419125887187

description

Overall entropy of this PE file is high

File has been identified by 22 AntiVirus engines on VirusTotal as malicious (22 events)

Lionic	Trojan.MSIL.Crypt.4!c
Elastic	malicious (high confidence)
Cynet	Malicious (score: 100)
Cylance	Unsafe
Cybereason	malicious.cc65de
Cyren	W32/MSIL_Kryptik.FFV.gen!Eldorado
Symantec	ML.Attribute.HighConfidence
APEX	Malicious
Paloalto	generic.ml
Kaspersky	UDS:Trojan.MSIL.Crypt.gen
McAfee-GW-Edition	BehavesLike.Win32.Generic.th
eGambit	Unsafe.AI_Score_89%
Microsoft	Trojan:Win32/Sabsik.FL.B!ml
ZoneAlarm	UDS:DangerousObject.Multi.Generic
McAfee	Artemis!6ED87AEC021B
Yandex	Trojan.Slntscn24.bWfT6q
SentinelOne	Static AI - Suspicious PE
MaxSecure	Trojan.Malware.300983.susgen
Fortinet	MSIL/Kryptik.BPM!tr
BitDefenderTheta	Gen:NN.ZemsilF.34088.tr0@a4a9ybl
CrowdStrike	win/malicious_confidence_100% (W)
Qihoo-360	Win32/Heur.Generic.HwMAUXwA

dow-4.exe

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