Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	June 23, 2021, 9:05 a.m.	June 23, 2021, 9:20 a.m.

Size	1.5MB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`501b60e1f6bc866c767e57456884dc09`
SHA256	`f198970271e10830bafa86eccc5ce43e5075a15ed43f4e1924d0e8e0824f218b`
CRC32	`57C37442`
ssdeep	`24576:3jovRywjxh29mmfaAwjGBGDsyPPRWek86dx/WvbVwy+yI6lJkN+Gpppe:3mj7oXNwjGBGCb86dx/6Vw7yDLV`
Yara	Admin_Tool_IN_Zero - Admin Tool Sysinternals Win_Backdoor_AsyncRAT_Zero - Win Backdoor AsyncRAT PE_Header_Zero - PE File Signature Is_DotNET_EXE - (no description) Generic_Malware_Zero - Generic Malware IsPE32 - (no description) Malicious_Library_Zero - Malicious_Library

vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
1908
- schtasks.exe "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sXPuxbUvDY" /XML "C:\Users\test22\AppData\Local\Temp\tmp18FA.tmp"
  1420
- vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
  2032

Name	Response	Post-Analysis Lookup
abjhqm11.duckdns.org	A 194.5.98.203	194.5.98.203

IP Address	Status	Action
164.124.101.2	Active	Moloch
194.5.98.203	Active	Moloch

Suricata Alerts

Flow	SID	Signature	Category
UDP 192.168.56.101:61479 -> 164.124.101.2:53	2022918	ET INFO DYNAMIC_DNS Query to *.duckdns. Domain	Misc activity

Suricata TLS

Flow	Issuer	Subject	Fingerprint
TLS 1.3 192.168.56.101:49209 194.5.98.203:1988	None	None	None

Queries for the computername (1 event)

Time & API	Arguments	Status	Return	Repeated
GetComputerNameW June 23, 2021, 9:19 a.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 June 23, 2021, 9:05 a.m.			0	0
IsDebuggerPresent June 23, 2021, 9:05 a.m.			0	0

Command line console output was observed (1 event)

Time & API	Arguments	Status	Return	Repeated
WriteConsoleW June 23, 2021, 9:19 a.m.	buffer: SUCCESS: The scheduled task "Updates\sXPuxbUvDY" 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 June 23, 2021, 9:06 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x004899c0 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey June 23, 2021, 9:06 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x004897c0 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey June 23, 2021, 9:06 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x004897c0 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 June 23, 2021, 9:05 a.m.		1	1	0

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

Starts servers listening (3 events)

Time & API	Arguments	Status	Return
bind June 23, 2021, 9:05 a.m.	ip_address: 127.0.0.1 socket: 616 port: 0	1	0
listen June 23, 2021, 9:05 a.m.	socket: 616 backlog: 2147483647	1	0
accept June 23, 2021, 9:05 a.m.	ip_address: 127.0.0.1 socket: 616 port: 0		4294967295

Connects to a Dynamic DNS Domain (1 event)

domain

abjhqm11.duckdns.org

Allocates read-write-execute memory (usually to unpack itself) (44 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory June 23, 2021, 9:05 a.m.	process_identifier: 1908 region_size: 2228224 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00780000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:05 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00960000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory June 23, 2021, 9:05 a.m.	process_identifier: 1908 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
NtProtectVirtualMemory June 23, 2021, 9:05 a.m.	process_identifier: 1908 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
NtAllocateVirtualMemory June 23, 2021, 9:05 a.m.	process_identifier: 1908 region_size: 1835008 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02280000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:05 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02400000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:05 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00412000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:05 a.m.	process_identifier: 1908 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 June 23, 2021, 9:05 a.m.	process_identifier: 1908 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 June 23, 2021, 9:05 a.m.	process_identifier: 1908 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 June 23, 2021, 9:05 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0042c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:05 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006e0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:05 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0041a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:05 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0043a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:05 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00437000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:05 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0042a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:05 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00436000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:05 a.m.	process_identifier: 1908 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 June 23, 2021, 9:05 a.m.	process_identifier: 1908 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 June 23, 2021, 9:05 a.m.	process_identifier: 1908 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 June 23, 2021, 9:05 a.m.	process_identifier: 1908 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 June 23, 2021, 9:05 a.m.	process_identifier: 1908 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 June 23, 2021, 9:05 a.m.	process_identifier: 1908 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 June 23, 2021, 9:05 a.m.	process_identifier: 1908 region_size: 12288 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006e1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:05 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006e4000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:05 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0043b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:05 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006e5000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:06 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006e6000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory June 23, 2021, 9:06 a.m.	process_identifier: 1908 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6d5b2000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:06 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0042d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:06 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006e7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:06 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006e8000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:06 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006e9000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:06 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006ea000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:06 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006eb000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:06 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006ec000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:06 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006ed000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:06 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006ee000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:06 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006ef000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:06 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04a40000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:06 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04a41000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:06 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04a42000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:06 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04a43000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory June 23, 2021, 9:06 a.m.	process_identifier: 1908 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04a44000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1

Creates a suspicious process (2 events)

cmdline	schtasks.exe /Create /TN "Updates\sXPuxbUvDY" /XML "C:\Users\test22\AppData\Local\Temp\tmp18FA.tmp"
cmdline	"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sXPuxbUvDY" /XML "C:\Users\test22\AppData\Local\Temp\tmp18FA.tmp"

A process created a hidden window (1 event)

Time & API	Arguments	Status	Return	Repeated
ShellExecuteExW June 23, 2021, 9:06 a.m.	show_type: 0 filepath_r: schtasks.exe parameters: /Create /TN "Updates\sXPuxbUvDY" /XML "C:\Users\test22\AppData\Local\Temp\tmp18FA.tmp" filepath: schtasks.exe	1	1	0

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

section

{u'size_of_data': u'0x00161400', u'virtual_address': u'0x00002000', u'entropy': 7.2612766456331475, u'name': u'.text', u'virtual_size': u'0x001613a8'}

entropy

7.26127664563

description

A section with a high entropy has been found

entropy

0.951835634894

description

Overall entropy of this PE file is high

Yara rule detected in process memory (19 events)

description	Communications over RAW Socket	rule	Network_TCP_Socket
description	Create a windows service	rule	Create_Service
description	Record Audio	rule	Sniff_Audio
description	Escalate priviledges	rule	Escalate_priviledges
description	Run a KeyLogger	rule	KeyLogger
description	Win.Trojan.agentTesla	rule	Win_Trojan_agentTesla_Zero
description	Code injection with CreateRemoteThread in a remote process	rule	Code_injection
description	Google Chrome User Data Check	rule	Chrome_User_Data_Check_Zero
description	browser info stealer	rule	infoStealer_browser_Zero
description	File Downloader	rule	Network_Downloader
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	Checks if being debugged	rule	anti_dbg
description	Bypass DEP	rule	disable_dep
description	Affect hook table	rule	win_hook

Uses Windows utilities for basic Windows functionality (2 events)

cmdline	schtasks.exe /Create /TN "Updates\sXPuxbUvDY" /XML "C:\Users\test22\AppData\Local\Temp\tmp18FA.tmp"
cmdline	"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sXPuxbUvDY" /XML "C:\Users\test22\AppData\Local\Temp\tmp18FA.tmp"

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

Time & API	Arguments	Status	Return	Repeated
NtAllocateVirtualMemory June 23, 2021, 9:06 a.m.	process_identifier: 2032 region_size: 495616 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: 0x0000040c	1	0	0

A process attempted to delay the analysis task. (1 event)

description

vbc.exe tried to sleep 2728419 seconds, actually delayed analysis time by 2728419 seconds

Potential code injection by writing to the memory of another process (5 events)

Time & API	Arguments	Status	Return
WriteProcessMemory June 23, 2021, 9:06 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $IýÓÁ(Á(Á(u´bÓ(u´`a(u´aß(Ã(À(_TÃ(úvÛ(úvû(úvã(ÈPÒ(Á(Ý)Vv(SvlÀ(VvÀ(RichÁ(PELvDË`à uð0@ØÜhKP,8ðk8l(l@0l.textÌ `.rdata"o0p@@.dataD= @À.tls à@À.gfids0ð@@.rsrchKL@@.reloc,8P:æ@B base_address: 0x00400000 process_identifier: 2032 process_handle: 0x0000040c	1	1
WriteProcessMemory June 23, 2021, 9:06 a.m.	buffer: ÿÿÿÿ±¿DNæ@»ÿÿÿÿ Copyright (c) by P.J. Plauger, licensed by Dinkumware, Ltd. ALL RIGHTS RESERVED.ÿÿÿÿ ¤tE¨wE¢tE..¡FL¶FL¶FL¶FL¶FL¶FL¶FL¶FL¶FL¶F¡FP¶FP¶FP¶FP¶FP¶FP¶FP¶F¡Fÿÿÿÿ¨wE¨¢F¨¢F¨¢F¨¢F¨¢F¡F(zE¨{EEè¡F§FCPSTPDT°¢Fð¢Fÿÿÿÿÿÿÿÿÿÿÿÿ ¤`y!¦ß¡¥àü@~ü¨Á£Ú£ þ@þµÁ£Ú£ þAþ¶Ï¢ä¢å¢è¢[þ@~¡þQQÚ^Ú _ÚjÚ2ÓØÞàù1~þ abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ§Fþÿÿÿþÿÿÿu0Ï!tåa¾e¸Â¢z»^ âÈ¨3$6E.?AVtype_info@@$6E.?AVbad_alloc@std@@$6E.?AVbad_array_new_length@std@@$6E.?AVlogic_error@std@@$6E.?AVlength_error@std@@$6E.?AVout_of_range@std@@$6E.?AV_Facet_base@std@@$6E.?AV_Locimp@locale@std@@$6E.?AVfacet@locale@std@@$6E.?AU_Crt_new_delete@std@@$6E.?AVcodecvt_base@std@@$6E.?AUctype_base@std@@$6E.?AV?$ctype@D@std@@$6E.?AV?$codecvt@DDU_Mbstatet@@@std@@$6E.?AVbad_exception@std@@$6E.H$6E.?AVfailure@ios_base@std@@$6E.?AVruntime_error@std@@$6E.?AVsystem_error@std@@$6E.?AVbad_cast@std@@$6E.?AV_System_error@std@@$6E.?AVexception@std@@ base_address: 0x0046a000 process_identifier: 2032 process_handle: 0x0000040c	1	1
WriteProcessMemory June 23, 2021, 9:06 a.m.	buffer: base_address: 0x0046e000 process_identifier: 2032 process_handle: 0x0000040c	1	1
WriteProcessMemory June 23, 2021, 9:06 a.m.	buffer: ZÀ?Àd?´ÄÎÄd?Åd?^d?:a!2!§ { Åi}iÝ-Ýd?d?ÌÖÄ¢Ä~Ux0t<â,á,á]Íb¥cU'Ë¼¦óC×î®*Æ,ú b Er4NPNWN]TUZ[ äøää äö_^îØØäüûüû í9<8;ú` ¢§µ¶³´±²¯°¸ Y base_address: 0x0046f000 process_identifier: 2032 process_handle: 0x0000040c	1	1
WriteProcessMemory June 23, 2021, 9:06 a.m.	buffer: @ base_address: 0x7efde008 process_identifier: 2032 process_handle: 0x0000040c	1	1

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

Time & API	Arguments	Status	Return	Repeated
WriteProcessMemory June 23, 2021, 9:06 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $IýÓÁ(Á(Á(u´bÓ(u´`a(u´aß(Ã(À(_TÃ(úvÛ(úvû(úvã(ÈPÒ(Á(Ý)Vv(SvlÀ(VvÀ(RichÁ(PELvDË`à uð0@ØÜhKP,8ðk8l(l@0l.textÌ `.rdata"o0p@@.dataD= @À.tls à@À.gfids0ð@@.rsrchKL@@.reloc,8P:æ@B base_address: 0x00400000 process_identifier: 2032 process_handle: 0x0000040c	1	1	0

Creates a windows hook that monitors keyboard input (keylogger) (1 event)

Time & API	Arguments	Status	Return	Repeated
SetWindowsHookExA June 23, 2021, 9:19 a.m.	thread_identifier: 0 callback_function: 0x0040887d hook_identifier: 13 (WH_KEYBOARD_LL) module_address: 0x00400000	1	10289987	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 1908 called NtSetContextThread to modify thread in remote process 2032
NtSetContextThread June 23, 2021, 9:06 a.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4386933 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x000003b8 process_identifier: 2032	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 1908 resumed a thread in remote process 2032
NtResumeThread June 23, 2021, 9:06 a.m.	thread_handle: 0x000003b8 suspend_count: 1 process_identifier: 2032	1	0	0

Executed a process and injected code into it, probably while unpacking (23 events)

Time & API	Arguments	Status	Return
NtResumeThread June 23, 2021, 9:05 a.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 1908	1	0
NtResumeThread June 23, 2021, 9:05 a.m.	thread_handle: 0x00000150 suspend_count: 1 process_identifier: 1908	1	0
NtResumeThread June 23, 2021, 9:05 a.m.	thread_handle: 0x00000184 suspend_count: 1 process_identifier: 1908	1	0
NtResumeThread June 23, 2021, 9:05 a.m.	thread_handle: 0x00000284 suspend_count: 1 process_identifier: 1908	1	0
NtResumeThread June 23, 2021, 9:06 a.m.	thread_handle: 0x00000240 suspend_count: 1 process_identifier: 1908	1	0
CreateProcessInternalW June 23, 2021, 9:06 a.m.	thread_identifier: 2448 thread_handle: 0x000003f0 process_identifier: 1420 current_directory: C:\Users\test22\AppData\Local\Temp filepath: C:\Windows\System32\schtasks.exe track: 1 command_line: "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sXPuxbUvDY" /XML "C:\Users\test22\AppData\Local\Temp\tmp18FA.tmp" filepath_r: C:\Windows\System32\schtasks.exe stack_pivoted: 0 creation_flags: 67634192 (CREATE_DEFAULT_ERROR_MODE\|CREATE_NEW_CONSOLE\|CREATE_UNICODE_ENVIRONMENT\|EXTENDED_STARTUPINFO_PRESENT) inherit_handles: 0 process_handle: 0x000003f8	1	1
CreateProcessInternalW June 23, 2021, 9:06 a.m.	thread_identifier: 2300 thread_handle: 0x000003b8 process_identifier: 2032 current_directory: filepath: C:\Users\test22\AppData\Local\Temp\vbc.exe track: 1 command_line: filepath_r: C:\Users\test22\AppData\Local\Temp\vbc.exe stack_pivoted: 0 creation_flags: 134217732 (CREATE_NO_WINDOW\|CREATE_SUSPENDED) inherit_handles: 0 process_handle: 0x0000040c	1	1
NtGetContextThread June 23, 2021, 9:06 a.m.	thread_handle: 0x000003b8	1	0
NtAllocateVirtualMemory June 23, 2021, 9:06 a.m.	process_identifier: 2032 region_size: 495616 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: 0x0000040c	1	0
WriteProcessMemory June 23, 2021, 9:06 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $IýÓÁ(Á(Á(u´bÓ(u´`a(u´aß(Ã(À(_TÃ(úvÛ(úvû(úvã(ÈPÒ(Á(Ý)Vv(SvlÀ(VvÀ(RichÁ(PELvDË`à uð0@ØÜhKP,8ðk8l(l@0l.textÌ `.rdata"o0p@@.dataD= @À.tls à@À.gfids0ð@@.rsrchKL@@.reloc,8P:æ@B base_address: 0x00400000 process_identifier: 2032 process_handle: 0x0000040c	1	1
NtGetContextThread June 23, 2021, 9:06 a.m.	thread_handle: 0x000000e4	1	0
NtGetContextThread June 23, 2021, 9:06 a.m.	thread_handle: 0x000000e4	1	0
NtResumeThread June 23, 2021, 9:06 a.m.	thread_handle: 0x000000e4 suspend_count: 1 process_identifier: 1908	1	0
WriteProcessMemory June 23, 2021, 9:06 a.m.	buffer: base_address: 0x00401000 process_identifier: 2032 process_handle: 0x0000040c	1	1
WriteProcessMemory June 23, 2021, 9:06 a.m.	buffer: base_address: 0x00453000 process_identifier: 2032 process_handle: 0x0000040c	1	1
WriteProcessMemory June 23, 2021, 9:06 a.m.	buffer: ÿÿÿÿ±¿DNæ@»ÿÿÿÿ Copyright (c) by P.J. Plauger, licensed by Dinkumware, Ltd. ALL RIGHTS RESERVED.ÿÿÿÿ ¤tE¨wE¢tE..¡FL¶FL¶FL¶FL¶FL¶FL¶FL¶FL¶FL¶F¡FP¶FP¶FP¶FP¶FP¶FP¶FP¶F¡Fÿÿÿÿ¨wE¨¢F¨¢F¨¢F¨¢F¨¢F¡F(zE¨{EEè¡F§FCPSTPDT°¢Fð¢Fÿÿÿÿÿÿÿÿÿÿÿÿ ¤`y!¦ß¡¥àü@~ü¨Á£Ú£ þ@þµÁ£Ú£ þAþ¶Ï¢ä¢å¢è¢[þ@~¡þQQÚ^Ú _ÚjÚ2ÓØÞàù1~þ abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ§Fþÿÿÿþÿÿÿu0Ï!tåa¾e¸Â¢z»^ âÈ¨3$6E.?AVtype_info@@$6E.?AVbad_alloc@std@@$6E.?AVbad_array_new_length@std@@$6E.?AVlogic_error@std@@$6E.?AVlength_error@std@@$6E.?AVout_of_range@std@@$6E.?AV_Facet_base@std@@$6E.?AV_Locimp@locale@std@@$6E.?AVfacet@locale@std@@$6E.?AU_Crt_new_delete@std@@$6E.?AVcodecvt_base@std@@$6E.?AUctype_base@std@@$6E.?AV?$ctype@D@std@@$6E.?AV?$codecvt@DDU_Mbstatet@@@std@@$6E.?AVbad_exception@std@@$6E.H$6E.?AVfailure@ios_base@std@@$6E.?AVruntime_error@std@@$6E.?AVsystem_error@std@@$6E.?AVbad_cast@std@@$6E.?AV_System_error@std@@$6E.?AVexception@std@@ base_address: 0x0046a000 process_identifier: 2032 process_handle: 0x0000040c	1	1
WriteProcessMemory June 23, 2021, 9:06 a.m.	buffer: base_address: 0x0046e000 process_identifier: 2032 process_handle: 0x0000040c	1	1
WriteProcessMemory June 23, 2021, 9:06 a.m.	buffer: ZÀ?Àd?´ÄÎÄd?Åd?^d?:a!2!§ { Åi}iÝ-Ýd?d?ÌÖÄ¢Ä~Ux0t<â,á,á]Íb¥cU'Ë¼¦óC×î®*Æ,ú b Er4NPNWN]TUZ[ äøää äö_^îØØäüûüû í9<8;ú` ¢§µ¶³´±²¯°¸ Y base_address: 0x0046f000 process_identifier: 2032 process_handle: 0x0000040c	1	1
WriteProcessMemory June 23, 2021, 9:06 a.m.	buffer: base_address: 0x00470000 process_identifier: 2032 process_handle: 0x0000040c	1	1
WriteProcessMemory June 23, 2021, 9:06 a.m.	buffer: base_address: 0x00475000 process_identifier: 2032 process_handle: 0x0000040c	1	1
WriteProcessMemory June 23, 2021, 9:06 a.m.	buffer: @ base_address: 0x7efde008 process_identifier: 2032 process_handle: 0x0000040c	1	1
NtSetContextThread June 23, 2021, 9:06 a.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4386933 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x000003b8 process_identifier: 2032	1	0
NtResumeThread June 23, 2021, 9:06 a.m.	thread_handle: 0x000003b8 suspend_count: 1 process_identifier: 2032	1	0

File has been identified by 30 AntiVirus engines on VirusTotal as malicious (30 events)

Elastic	malicious (high confidence)
Alibaba	Trojan:MSIL/GenKryptik.4cfb21f8
Cyren	W32/Trojan.GKH.gen!Eldorado
Symantec	Trojan.Gen.2
ESET-NOD32	a variant of MSIL/Kryptik.ABPP
APEX	Malicious
Paloalto	generic.ml
Kaspersky	HEUR:Trojan-PSW.MSIL.Agensla.gen
BitDefender	Trojan.GenericKD.46528738
MicroWorld-eScan	Trojan.GenericKD.46528738
Avast	Win32:PWSX-gen [Trj]
Sophos	Mal/Generic-S
DrWeb	Trojan.PackedNET.867
McAfee-GW-Edition	Artemis!Trojan
FireEye	Generic.mg.501b60e1f6bc866c
Webroot	W32.Trojan.Gen
Kingsoft	Win32.Troj.Generic_a.a.(kcloud)
AegisLab	Trojan.MSIL.Bladabindi.m!c
ZoneAlarm	UDS:DangerousObject.Multi.Generic
Microsoft	Trojan:Win32/AgentTesla!ml
McAfee	PWS-FCXV!501B60E1F6BC
MAX	malware (ai score=86)
Cylance	Unsafe
TrendMicro-HouseCall	TROJ_GEN.R002H0CFM21
SentinelOne	Static AI - Suspicious PE
eGambit	Unsafe.AI_Score_97%
Fortinet	MSIL/Kryptik.ABPQ!tr
AVG	Win32:PWSX-gen [Trj]
CrowdStrike	win/malicious_confidence_80% (W)
MaxSecure	Trojan.Malware.300983.susgen

Connects to IP addresses that are no longer responding to requests (legitimate services will remain up-and-running usually) (2 events)

dead_host	194.5.98.203:12000
dead_host	192.168.56.101:49207

vbc.exe

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