Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6402	Aug. 24, 2021, 9:15 a.m.	Aug. 24, 2021, 9:30 a.m.

Size	1.3MB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`ba6c5d53e9418b5ce3c569831b68a0c7`
SHA256	`4c8fb25ca2c5a4b5247188ff6da4620908d96fc4b19ba6c9ba7b7a9c1f7f2bf2`
CRC32	`06838D05`
ssdeep	`24576:Y+FsA4cCc2zQhIEvJjJFnSL36RKp0qsKdqE1suBiCwxFLuUp:YklfBg36kVseB1dUxFLua`
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

omass.exe "C:\Users\test22\AppData\Local\Temp\omass.exe"
1800

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. 24, 2021, 9:16 a.m.	computer_name: TEST22-PC	1	1	0
GetComputerNameW Aug. 24, 2021, 9:16 a.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. 24, 2021, 9:15 a.m.			0	0
IsDebuggerPresent Aug. 24, 2021, 9:15 a.m.			0	0
IsDebuggerPresent Aug. 24, 2021, 9:16 a.m.			0	0
IsDebuggerPresent Aug. 24, 2021, 9:16 a.m.			0	0

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

Time & API	Arguments	Status	Return
CryptExportKey Aug. 24, 2021, 9:15 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x009261c8 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey Aug. 24, 2021, 9:15 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x009261c8 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey Aug. 24, 2021, 9:15 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x009261c8 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. 24, 2021, 9:15 a.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. 24, 2021, 9:15 a.m.	process_identifier: 1800 region_size: 1966080 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x009d0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 24, 2021, 9:15 a.m.	process_identifier: 1800 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00b70000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Aug. 24, 2021, 9:15 a.m.	process_identifier: 1800 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. 24, 2021, 9:15 a.m.	process_identifier: 1800 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. 24, 2021, 9:15 a.m.	process_identifier: 1800 region_size: 1179648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02070000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 24, 2021, 9:15 a.m.	process_identifier: 1800 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02150000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 24, 2021, 9:15 a.m.	process_identifier: 1800 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00502000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 24, 2021, 9:15 a.m.	process_identifier: 1800 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
NtAllocateVirtualMemory Aug. 24, 2021, 9:15 a.m.	process_identifier: 1800 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x008a0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 24, 2021, 9:15 a.m.	process_identifier: 1800 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x008a1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 24, 2021, 9:15 a.m.	process_identifier: 1800 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x008a2000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 24, 2021, 9:15 a.m.	process_identifier: 1800 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00535000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 24, 2021, 9:15 a.m.	process_identifier: 1800 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 Aug. 24, 2021, 9:15 a.m.	process_identifier: 1800 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 Aug. 24, 2021, 9:15 a.m.	process_identifier: 1800 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0050a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 24, 2021, 9:15 a.m.	process_identifier: 1800 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x008a3000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 24, 2021, 9:15 a.m.	process_identifier: 1800 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. 24, 2021, 9:15 a.m.	process_identifier: 1800 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00527000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 24, 2021, 9:15 a.m.	process_identifier: 1800 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. 24, 2021, 9:15 a.m.	process_identifier: 1800 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. 24, 2021, 9:15 a.m.	process_identifier: 1800 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. 24, 2021, 9:15 a.m.	process_identifier: 1800 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. 24, 2021, 9:15 a.m.	process_identifier: 1800 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. 24, 2021, 9:15 a.m.	process_identifier: 1800 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. 24, 2021, 9:15 a.m.	process_identifier: 1800 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. 24, 2021, 9:15 a.m.	process_identifier: 1800 region_size: 24576 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x008a4000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Aug. 24, 2021, 9:15 a.m.	process_identifier: 1800 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. 24, 2021, 9:15 a.m.	process_identifier: 1800 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00526000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 24, 2021, 9:15 a.m.	process_identifier: 1800 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x008aa000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 24, 2021, 9:15 a.m.	process_identifier: 1800 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x008ab000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 24, 2021, 9:15 a.m.	process_identifier: 1800 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x008ac000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 24, 2021, 9:15 a.m.	process_identifier: 1800 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x008ad000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 24, 2021, 9:15 a.m.	process_identifier: 1800 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x008ae000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 24, 2021, 9:15 a.m.	process_identifier: 1800 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0051d000 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'0x00083600', u'virtual_address': u'0x000c4000', u'entropy': 7.999655396701129, u'name': u'.sdata', u'virtual_size': u'0x00083500'}

entropy

7.9996553967

description

A section with a high entropy has been found

entropy

0.403300076746

description

Overall entropy of this PE file is high

File has been identified by 46 AntiVirus engines on VirusTotal as malicious (46 events)

Lionic	Trojan.MSIL.Crypt.4!c
Elastic	malicious (high confidence)
MicroWorld-eScan	Trojan.GenericKD.37424208
FireEye	Trojan.GenericKD.37424208
ALYac	Trojan.GenericKD.37424208
Cylance	Unsafe
Sangfor	Trojan.MSIL.Crypt.gen
K7AntiVirus	Trojan ( 005811311 )
K7GW	Trojan ( 005811311 )
Cybereason	malicious.925984
Arcabit	Trojan.Generic.D23B0C50
Cyren	W32/MSIL_Kryptik.FFV.gen!Eldorado
Symantec	ML.Attribute.HighConfidence
ESET-NOD32	a variant of MSIL/Kryptik.ACMC
APEX	Malicious
ClamAV	Win.Packed.Generic-9886678-0
Kaspersky	HEUR:Trojan.MSIL.Crypt.gen
BitDefender	Trojan.GenericKD.37424208
Avast	Win32:CrypterX-gen [Trj]
Tencent	Win32.Trojan.Generic.Pgmu
Ad-Aware	Trojan.GenericKD.37424208
Sophos	Mal/Generic-R + Troj/MSIL-ROI
DrWeb	Trojan.PackedNET.999
TrendMicro	TROJ_GEN.R031C0PHK21
McAfee-GW-Edition	AgentTesla-FCTJ!BA6C5D53E941
Emsisoft	Trojan.Agent (A)
Ikarus	Trojan.MSIL.Inject
Jiangmin	Trojan.MSIL.afroz
Avira	TR/Kryptik.ekjml
Microsoft	Trojan:MSIL/AgentTesla.CMC!MTB
GData	Trojan.GenericKD.37424208
Cynet	Malicious (score: 100)
AhnLab-V3	Trojan/Win.Generic.R437678
McAfee	AgentTesla-FCTJ!BA6C5D53E941
MAX	malware (ai score=100)
VBA32	TScope.Trojan.MSIL
Malwarebytes	Trojan.Tasker
TrendMicro-HouseCall	TROJ_GEN.R031C0PHK21
Yandex	Trojan.Slntscn24.bWfT6q
SentinelOne	Static AI - Suspicious PE
MaxSecure	Trojan.Malware.300983.susgen
Fortinet	MSIL/Kryptik.BPM!tr
BitDefenderTheta	Gen:NN.ZemsilF.34088.rr0@aO0PQYc
AVG	Win32:CrypterX-gen [Trj]
Panda	Trj/GdSda.A
CrowdStrike	win/malicious_confidence_100% (W)

omass.exe

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