Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	March 11, 2022, 1:55 p.m.	March 11, 2022, 1:56 p.m.

Size	517.0KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`f977d96c98335083d54f9b9b54fb0cd9`
SHA256	`9c9a99423087bdfd23df04a29984273ba056021ee54e815d2cd85103a9548eff`
CRC32	`20190910`
ssdeep	`6144:7FLHgMkhBmA8L8z14cb5TrJbGAdRkx4wSsOXgMx7Dml3SjK:75SBYgWcJrJBdRkpOXk`
Yara	PE_Header_Zero - PE File Signature Is_DotNET_EXE - (no description) Win_Backdoor_AsyncRAT_Zero - Win Backdoor AsyncRAT UPX_Zero - UPX packed file IsPE32 - (no description) Win32_Trojan_PWS_Net_1_Zero - Win32 Trojan PWS .NET Azorult

9c9a99423087bdfd23df04a29984273ba056021ee54e815d2cd85103a9548eff_9c9a99423087bdfd_audio.exe "C:\Users\test22\AppData\Local\Temp\9c9a99423087bdfd23df04a29984273ba056021ee54e815d2cd85103a9548eff_9c9a99423087bdfd_audio.exe"
2780
- 9c9a99423087bdfd23df04a29984273ba056021ee54e815d2cd85103a9548eff_9c9a99423087bdfd_audio.exe "C:\Users\test22\AppData\Local\Temp\9c9a99423087bdfd23df04a29984273ba056021ee54e815d2cd85103a9548eff_9c9a99423087bdfd_audio.exe"
  2064

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

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

Time & API	Arguments	Status	Return	Repeated
IsDebuggerPresent March 11, 2022, 1:55 p.m.			0	0
IsDebuggerPresent March 11, 2022, 1:55 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 11, 2022, 1:55 p.m.		1	1	0

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

Allocates read-write-execute memory (usually to unpack itself) (27 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2780 region_size: 2228224 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00b30000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2780 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00d10000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2780 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 11, 2022, 1:55 p.m.	process_identifier: 2780 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 11, 2022, 1:55 p.m.	process_identifier: 2780 region_size: 720896 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003a0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2780 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00410000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2780 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00292000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2780 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002c5000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2780 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002cb000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2780 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002c7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2780 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002ac000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2780 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005b0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2780 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0029a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2780 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002ba000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2780 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002b7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2780 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002aa000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2780 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002b6000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2780 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005b1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2780 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73552000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2780 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005b2000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2780 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002ad000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2780 region_size: 24576 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005b3000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2780 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005b9000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2780 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005ba000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2780 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005bb000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2780 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005bc000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2064 region_size: 3158016 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x009c0000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0xffffffff	1

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

section

{u'size_of_data': u'0x00055200', u'virtual_address': u'0x00002000', u'entropy': 7.888692345706796, u'name': u'.text', u'virtual_size': u'0x000551ac'}

entropy

7.88869234571

description

A section with a high entropy has been found

entropy

0.659244917715

description

Overall entropy of this PE file is high

Potentially malicious URLs were found in the process memory dump (2 events)

url	https://github.com/bruhov/WinThumbsPreloader
url	https://bruhov.com/WinThumbsPreloader

Yara rule detected in process memory (7 events)

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	Bypass DEP	rule	disable_dep

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

Time & API	Arguments	Status	Return	Repeated
NtAllocateVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2064 region_size: 167936 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: 0x00000254	1	0	0

Potential code injection by writing to the memory of another process (2 events)

Time & API	Arguments	Status	Return	Repeated
WriteProcessMemory March 11, 2022, 1:55 p.m.	buffer: MZERèXè ÈÀ<ÁÀ(ÿá¸º´ Í!¸LÍ!This program cannot be run in DOS mode. $}f?9QH9QH9QH"úHuQH"ÏH:QH"ÌH8QHRich9QHPELíßWPà ~ðÔ@@.text\|~ ` base_address: 0x00400000 process_identifier: 2064 process_handle: 0x00000254	1	1	0
WriteProcessMemory March 11, 2022, 1:55 p.m.	buffer: @ base_address: 0x7efde008 process_identifier: 2064 process_handle: 0x00000254	1	1	0

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

Time & API	Arguments	Status	Return	Repeated
WriteProcessMemory March 11, 2022, 1:55 p.m.	buffer: MZERèXè ÈÀ<ÁÀ(ÿá¸º´ Í!¸LÍ!This program cannot be run in DOS mode. $}f?9QH9QH9QH"úHuQH"ÏH:QH"ÌH8QHRich9QHPELíßWPà ~ðÔ@@.text\|~ ` base_address: 0x00400000 process_identifier: 2064 process_handle: 0x00000254	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 2780 called NtSetContextThread to modify thread in remote process 2064
NtSetContextThread March 11, 2022, 1:55 p.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4314352 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x00000250 process_identifier: 2064	1	0	0

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

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 2780 resumed a thread in remote process 2064
NtResumeThread March 11, 2022, 1:55 p.m.	thread_handle: 0x00000250 suspend_count: 1 process_identifier: 2064	1	0	0

Executed a process and injected code into it, probably while unpacking (11 events)

Time & API	Arguments	Status	Return
NtResumeThread March 11, 2022, 1:55 p.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 2780	1	0
NtResumeThread March 11, 2022, 1:55 p.m.	thread_handle: 0x00000154 suspend_count: 1 process_identifier: 2780	1	0
NtResumeThread March 11, 2022, 1:55 p.m.	thread_handle: 0x00000190 suspend_count: 1 process_identifier: 2780	1	0
CreateProcessInternalW March 11, 2022, 1:55 p.m.	thread_identifier: 2072 thread_handle: 0x00000250 process_identifier: 2064 current_directory: filepath: C:\Users\test22\AppData\Local\Temp\9c9a99423087bdfd23df04a29984273ba056021ee54e815d2cd85103a9548eff_9c9a99423087bdfd_audio.exe track: 1 command_line: filepath_r: C:\Users\test22\AppData\Local\Temp\9c9a99423087bdfd23df04a29984273ba056021ee54e815d2cd85103a9548eff_9c9a99423087bdfd_audio.exe stack_pivoted: 0 creation_flags: 134217732 (CREATE_NO_WINDOW\|CREATE_SUSPENDED) inherit_handles: 0 process_handle: 0x00000254	1	1
NtGetContextThread March 11, 2022, 1:55 p.m.	thread_handle: 0x00000250	1	0
NtAllocateVirtualMemory March 11, 2022, 1:55 p.m.	process_identifier: 2064 region_size: 167936 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: 0x00000254	1	0
WriteProcessMemory March 11, 2022, 1:55 p.m.	buffer: MZERèXè ÈÀ<ÁÀ(ÿá¸º´ Í!¸LÍ!This program cannot be run in DOS mode. $}f?9QH9QH9QH"úHuQH"ÏH:QH"ÌH8QHRich9QHPELíßWPà ~ðÔ@@.text\|~ ` base_address: 0x00400000 process_identifier: 2064 process_handle: 0x00000254	1	1
WriteProcessMemory March 11, 2022, 1:55 p.m.	buffer: base_address: 0x00401000 process_identifier: 2064 process_handle: 0x00000254	1	1
WriteProcessMemory March 11, 2022, 1:55 p.m.	buffer: @ base_address: 0x7efde008 process_identifier: 2064 process_handle: 0x00000254	1	1
NtSetContextThread March 11, 2022, 1:55 p.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4314352 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x00000250 process_identifier: 2064	1	0
NtResumeThread March 11, 2022, 1:55 p.m.	thread_handle: 0x00000250 suspend_count: 1 process_identifier: 2064	1	0

File has been identified by 39 AntiVirus engines on VirusTotal as malicious (39 events)

Elastic	malicious (high confidence)
DrWeb	BackDoor.SpyBotNET.25
MicroWorld-eScan	Trojan.GenericKD.47193096
FireEye	Generic.mg.f977d96c98335083
McAfee	RDN/Generic PWS.y
Sangfor	Spyware.MSIL.Noon.gen
CrowdStrike	win/malicious_confidence_100% (W)
Alibaba	Trojan:Win32/Kryptik.ali2000016
K7GW	Trojan ( 00588f8a1 )
K7AntiVirus	Trojan ( 00588f8a1 )
BitDefenderTheta	Gen:NN.ZemsilF.34218.Gm0@aaxhB8
Cyren	W32/MSIL_Kryptik.FWF.gen!Eldorado
ESET-NOD32	a variant of MSIL/Kryptik.ADEL
APEX	Malicious
Paloalto	generic.ml
Kaspersky	HEUR:Backdoor.MSIL.Androm.gen
BitDefender	Trojan.GenericKD.47193096
Avast	Win32:RATX-gen [Trj]
Ad-Aware	Trojan.GenericKD.47193096
Emsisoft	Trojan.Agent (A)
Comodo	Malware@#1riffozrpr0ks
TrendMicro	TrojanSpy.MSIL.FORMBOOK.SHMR
McAfee-GW-Edition	RDN/Generic PWS.y
Sophos	Mal/Generic-S
Ikarus	Trojan-Spy.Keylogger.AgentTesla
Kingsoft	Win32.Troj.Undef.(kcloud)
Gridinsoft	Trojan.Win32.Agent.oa
Microsoft	Trojan:MSIL/AgentTesla.LBC!MTB
ZoneAlarm	HEUR:Backdoor.MSIL.Androm.gen
GData	Trojan.GenericKD.47193096
Cynet	Malicious (score: 100)
AhnLab-V3	Trojan/Win.AgentTesla.C4705130
Malwarebytes	Trojan.MalPack.PNG.Generic
TrendMicro-HouseCall	TrojanSpy.MSIL.FORMBOOK.SHMR
SentinelOne	Static AI - Suspicious PE
MaxSecure	Trojan.Malware.300983.susgen
Fortinet	MSIL/Agent.AES!tr
AVG	Win32:RATX-gen [Trj]
Panda	Trj/GdSda.A

9c9a99423087bdfd23df04a29984273ba056021ee54e815d2cd85103a9548eff_9c9a99423087bdfd_audio.exe

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