Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	March 29, 2022, 6:11 p.m.	March 29, 2022, 6:15 p.m.

Size	68.5KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`976f76ebeda1d3bb4c28e66aa9afea51`
SHA256	`5c47acc274b44e92bb889f59ba4659e58d0d428003bf3e0c2de3ace7c224312b`
CRC32	`4C62B642`
ssdeep	`1536:fyErerqjoqGnvlyr+CwaMYONe+b3SFu1AFNGaX9cd:xXotntK+C7VieM3SFZNt9cd`
Yara	Win_Backdoor_AsyncRAT_Zero - Win Backdoor AsyncRAT Is_DotNET_EXE - (no description) IsPE32 - (no description) PE_Header_Zero - PE File Signature

Sexnamz.exe "C:\Users\test22\AppData\Local\Temp\Sexnamz.exe"
2756

Name	Response	Post-Analysis Lookup
rbmimport.com	A 192.185.96.179	192.185.96.179

IP Address	Status	Action
164.124.101.2	Active	Moloch
192.185.96.179	Active	Moloch

Suricata Alerts

Flow	SID	Signature	Category
TCP 192.185.96.179:443 -> 192.168.56.101:49162	2029340	ET INFO TLS Handshake Failure	Potentially Bad Traffic
TCP 192.168.56.101:49162 -> 192.185.96.179:443	906200022	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined

Suricata TLS

No Suricata TLS

Queries for the computername (2 events)

Time & API	Arguments	Status	Return	Repeated
GetComputerNameA March 29, 2022, 6:11 p.m.	computer_name: TEST22-PC	1	1	0
GetComputerNameW March 29, 2022, 6:11 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 March 29, 2022, 6:11 p.m.			0	0
IsDebuggerPresent March 29, 2022, 6:11 p.m.			0	0
IsDebuggerPresent March 29, 2022, 6:11 p.m.			0	0
IsDebuggerPresent March 29, 2022, 6:11 p.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 March 29, 2022, 6:11 p.m.		1	1	0

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

Time & API	Arguments	Status
NtAllocateVirtualMemory March 29, 2022, 6:11 p.m.	process_identifier: 2756 region_size: 1114112 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00570000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 29, 2022, 6:11 p.m.	process_identifier: 2756 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00640000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory March 29, 2022, 6:11 p.m.	process_identifier: 2756 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72e31000 process_handle: 0xffffffff	1
NtProtectVirtualMemory March 29, 2022, 6:11 p.m.	process_identifier: 2756 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72e32000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 29, 2022, 6:11 p.m.	process_identifier: 2756 region_size: 393216 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 March 29, 2022, 6:11 p.m.	process_identifier: 2756 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005a0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 29, 2022, 6:11 p.m.	process_identifier: 2756 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 March 29, 2022, 6:11 p.m.	process_identifier: 2756 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00545000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 29, 2022, 6:11 p.m.	process_identifier: 2756 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0054b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 29, 2022, 6:11 p.m.	process_identifier: 2756 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00547000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 29, 2022, 6:11 p.m.	process_identifier: 2756 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 March 29, 2022, 6:11 p.m.	process_identifier: 2756 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00800000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 29, 2022, 6:11 p.m.	process_identifier: 2756 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 March 29, 2022, 6:11 p.m.	process_identifier: 2756 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0053a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 29, 2022, 6:11 p.m.	process_identifier: 2756 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00537000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 29, 2022, 6:11 p.m.	process_identifier: 2756 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00536000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 29, 2022, 6:11 p.m.	process_identifier: 2756 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0053b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 29, 2022, 6:11 p.m.	process_identifier: 2756 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 March 29, 2022, 6:11 p.m.	process_identifier: 2756 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0051c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1

Checks adapter addresses which can be used to detect virtual network interfaces (1 event)

Time & API	Arguments	Status	Return	Repeated
GetAdaptersAddresses March 29, 2022, 6:11 p.m.	flags: 15 family: 0		111	0

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

section

{u'size_of_data': u'0x0000f800', u'virtual_address': u'0x00004000', u'entropy': 7.52377477520534, u'name': u'.rsrc', u'virtual_size': u'0x0000f7bf'}

entropy

7.52377477521

description

A section with a high entropy has been found

entropy

0.911764705882

description

Overall entropy of this PE file is high

File has been identified by 19 AntiVirus engines on VirusTotal as malicious (19 events)

Lionic	Trojan.Multi.Generic.4!c
Elastic	malicious (high confidence)
McAfee	Artemis!976F76EBEDA1
Cylance	Unsafe
CrowdStrike	win/malicious_confidence_100% (W)
BitDefenderTheta	Gen:NN.ZemsilCO.34294.em0@aqXg5Qo
Cyren	W32/MSIL_Troj.BWV.gen!Eldorado
Symantec	ML.Attribute.HighConfidence
APEX	Malicious
Cynet	Malicious (score: 100)
Kaspersky	UDS:DangerousObject.Multi.Generic
Avast	Win32:DropperX-gen [Drp]
McAfee-GW-Edition	Artemis
SentinelOne	Static AI - Malicious PE
Microsoft	Trojan:Win32/Sabsik.FL.B!ml
Malwarebytes	MachineLearning/Anomalous.95%
Ikarus	Trojan-Downloader.MSIL.Agent
AVG	Win32:DropperX-gen [Drp]
Cybereason	malicious.8d69b3

Sexnamz.exe

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