Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	April 30, 2021, 5:56 p.m.	April 30, 2021, 6:14 p.m.

Size	521.0KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`877d8424f6d09301998cf3840c42dcb9`
SHA256	`39240adb79ab0b0b89912abceb1461edbdc7e7b0ebf2b54b49bd64d230e01916`
CRC32	`3BCB5666`
ssdeep	`12288:w9rULN2/9/uaxiaDQGU7P/drcH7H2+h9KBNdYn:/x2/9RTQGUbaHx9Kzda`
Yara	Malicious_Library_Zero - Malicious_Library Win_Backdoor_AsyncRAT_Zero - Win Backdoor AsyncRAT Is_DotNET_EXE - (no description) PE_Header_Zero - PE File Signature IsPE32 - (no description)

vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
112
- schtasks.exe "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\cDuhvBGUluV" /XML "C:\Users\test22\AppData\Local\Temp\tmp3363.tmp"
  2744

Name	Response	Post-Analysis Lookup
No hosts contacted.

IP Address	Status	Action
164.124.101.2	Active	Moloch

Suricata Alerts

No Suricata Alerts

Suricata TLS

No Suricata TLS

Queries for the computername (1 event)

Time & API	Arguments	Status	Return	Repeated
GetComputerNameW April 30, 2021, 6:14 p.m.	computer_name: TEST22-PC	1	1	0

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

Time & API	Arguments	Status	Return	Repeated
IsDebuggerPresent April 30, 2021, 5:56 p.m.			0	0
IsDebuggerPresent April 30, 2021, 5:56 p.m.			0	0

Command line console output was observed (1 event)

Time & API	Arguments	Status	Return	Repeated
WriteConsoleW April 30, 2021, 6:14 p.m.	buffer: SUCCESS: The scheduled task "Updates\cDuhvBGUluV" has successfully been created. console_handle: 0x00000007	1	1	0

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

Time & API	Arguments	Status	Return
CryptExportKey April 30, 2021, 5:58 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x00892f28 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey April 30, 2021, 5:58 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x00892c68 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey April 30, 2021, 5:58 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x00892c68 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 April 30, 2021, 5:56 p.m.		1	1	0

Allocates read-write-execute memory (usually to unpack itself) (50 out of 76 events)

Time & API	Arguments	Status	Return
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 region_size: 1572864 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00690000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x007d0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtProtectVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72741000 process_handle: 0xffffffff	1	0
NtProtectVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72742000 process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 region_size: 2162688 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02260000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02430000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002a2000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002d5000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002db000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002d7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002bc000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 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	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 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	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002ca000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 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	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 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	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 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	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 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	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 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	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 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	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 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	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 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	0
NtProtectVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6dde2000 process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 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	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 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	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 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	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 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	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 112 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005a1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:58 p.m.	process_identifier: 112 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002bd000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:58 p.m.	process_identifier: 112 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005a2000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:58 p.m.	process_identifier: 112 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005a3000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:58 p.m.	process_identifier: 112 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005a4000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:58 p.m.	process_identifier: 112 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005a5000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:58 p.m.	process_identifier: 112 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005a6000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:58 p.m.	process_identifier: 112 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005a7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:58 p.m.	process_identifier: 112 region_size: 12288 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005a8000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtProtectVirtualMemory April 30, 2021, 5:58 p.m.	process_identifier: 112 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x051f0178 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 30, 2021, 5:58 p.m.	process_identifier: 112 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x051f01a0 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 30, 2021, 5:58 p.m.	process_identifier: 112 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x051f01c8 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 30, 2021, 5:58 p.m.	process_identifier: 112 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 11 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0526501e process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 30, 2021, 5:58 p.m.	process_identifier: 112 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 11 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05265012 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 30, 2021, 5:58 p.m.	process_identifier: 112 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 72 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x051f0208 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 30, 2021, 5:58 p.m.	process_identifier: 112 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0523e968 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 30, 2021, 5:58 p.m.	process_identifier: 112 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0523e98c process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 30, 2021, 5:58 p.m.	process_identifier: 112 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0523e994 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 30, 2021, 5:58 p.m.	process_identifier: 112 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0523e998 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 30, 2021, 5:58 p.m.	process_identifier: 112 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0523e9a0 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 30, 2021, 5:58 p.m.	process_identifier: 112 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0523e9a4 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 30, 2021, 5:58 p.m.	process_identifier: 112 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0523e9a8 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 30, 2021, 5:58 p.m.	process_identifier: 112 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0523e9ac process_handle: 0xffffffff		3221225550

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

section

{u'size_of_data': u'0x00080e00', u'virtual_address': u'0x00002000', u'entropy': 7.866116151384963, u'name': u'.text', u'virtual_size': u'0x00080c94'}

entropy

7.86611615138

description

A section with a high entropy has been found

entropy

0.990393852065

description

Overall entropy of this PE file is high

File has been identified by 13 AntiVirus engines on VirusTotal as malicious (13 events)

Elastic	malicious (high confidence)
McAfee	Artemis!877D8424F6D0
Sangfor	Trojan.Win32.Save.a
CrowdStrike	win/malicious_confidence_90% (W)
Symantec	Scr.Malcode!gdn30
APEX	Malicious
Avast	FileRepMalware
McAfee-GW-Edition	BehavesLike.Win32.Generic.hc
Microsoft	Trojan:Win32/Wacatac.B!ml
Cynet	Malicious (score: 100)
SentinelOne	Static AI - Malicious PE
AVG	FileRepMalware
Cybereason	malicious.3494dc

vbc.exe

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