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vbc.exe

Generic Malware PWS DNS Socket AntiDebug PE File PE32 .NET EXE AntiVM
  1. Resubmit sample
Category Machine Started Completed
FILE s1_win7_x6401 Nov. 17, 2021, 7:55 a.m. Nov. 17, 2021, 8:26 a.m.
Size 294.5KB
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5 b7e6359e34d893bb3b1c9649801aa236
SHA256 b8e257f57def1439a22e76b7e9e716043194835899b9fe642871f133a88ef573
CRC32 C9BCFAF2
ssdeep 6144:h/m/J/tnLTegETkRQsisVb3mWpXiNLcd9jVCNZI3l:h/m2LQQAVb3Jpo+BVCfI3l
Yara
  • PE_Header_Zero - PE File Signature
  • Generic_Malware_Zero - Generic Malware
  • IsPE32 - (no description)
  • Is_DotNET_EXE - (no description)
  • Win_Backdoor_AsyncRAT_Zero - Win Backdoor AsyncRAT
  • Win32_Trojan_PWS_Net_1_Zero - Win32 Trojan PWS .NET Azorult

Name Response Post-Analysis Lookup
No hosts contacted.
IP Address Status Action
63.250.40.204 Active Moloch

Suricata Alerts

No Suricata Alerts

Suricata TLS

No Suricata TLS

Time & API Arguments Status Return Repeated

GetComputerNameW

 computer_name: TEST22-PC
1 1 0

GetComputerNameW

 computer_name: TEST22-PC
1 1 0
Time & API Arguments Status Return Repeated

IsDebuggerPresent

 0 0

IsDebuggerPresent

 0 0
registry HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography\MachineGuid
registry HKEY_LOCAL_MACHINE\SOFTWARE\Mozilla\Mozilla Firefox
Time & API Arguments Status Return Repeated

GlobalMemoryStatusEx

 1 1 0
Time & API Arguments Status Return Repeated

NtAllocateVirtualMemory

 process_identifier: 2780
region_size: 1769472
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00910000
allocation_type: 8192 (MEM_RESERVE)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2780
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00a80000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtProtectVirtualMemory

 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 0 0

NtProtectVirtualMemory

 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 0 0

NtAllocateVirtualMemory

 process_identifier: 2780
region_size: 1310720
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x007c0000
allocation_type: 8192 (MEM_RESERVE)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2780
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x008c0000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2780
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00372000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2780
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x003a5000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2780
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x003ab000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2780
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x003a7000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2780
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0038c000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2780
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00680000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2780
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0037a000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2780
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0039a000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2780
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00397000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2780
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0038a000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2780
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00681000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtProtectVirtualMemory

 process_identifier: 2780
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
length: 4096
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x73a22000
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2780
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00682000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2780
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0038d000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2780
region_size: 24576
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00683000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2780
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00689000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2780
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0068a000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2780
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0068b000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2780
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00396000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0
file C:\Users\test22\AppData\Local\Google\Chrome\User Data\Default\Login Data
file C:\Users\test22\AppData\Roaming\Opera\Opera Next\data\Default\Login Data
file C:\Users\test22\AppData\Roaming\Opera\Opera Next\data\User Data\Default\Web Data
file C:\Users\test22\AppData\Roaming\Opera\Opera Next\data\User Data\Default\Login Data
file C:\Users\test22\AppData\Roaming\Opera\Opera Next\data\Login Data
file C:\Users\test22\AppData\Local\Chromium\User Data\Default\Web Data
file C:\Users\test22\AppData\Local\Chromium\User Data\Default\Login Data
file C:\Users\test22\AppData\LocalMapleStudio\ChromePlus\Default\Login Data
file C:\Users\test22\AppData\Local\MapleStudio\ChromePlus\User Data\Default\Web Data
file C:\Users\test22\AppData\Local\MapleStudio\ChromePlus\User Data\Default\Login Data
file C:\Users\test22\AppData\LocalMapleStudio\ChromePlus\Login Data
file C:\Users\test22\AppData\Local\Nichrome\User Data\Default\Login Data
file C:\Users\test22\AppData\Local\Nichrome\User Data\Default\Web Data
file C:\Users\test22\AppData\Local\RockMelt\User Data\Default\Login Data
file C:\Users\test22\AppData\Local\RockMelt\User Data\Default\Web Data
file C:\Users\test22\AppData\Local\Yandex\YandexBrowser\User Data\Default\Web Data
file C:\Users\test22\AppData\Local\Yandex\YandexBrowser\User Data\Default\Login Data
registry HKEY_LOCAL_MACHINE\SOFTWARE\Mozilla\SeaMonkey
registry HKEY_LOCAL_MACHINE\SOFTWARE\Mozilla\Mozilla Firefox
section {u'size_of_data': u'0x00049000', u'virtual_address': u'0x00002000', u'entropy': 7.660544140697481, u'name': u'.text', u'virtual_size': u'0x00048e88'} entropy 7.6605441407 description A section with a high entropy has been found
entropy 0.993197278912 description Overall entropy of this PE file is high
Time & API Arguments Status Return Repeated

LookupPrivilegeValueW

 system_name:
privilege_name: SeDebugPrivilege
1 1 0
url http://www.ibsensoftware.com/
description Communications over RAW Socket rule Network_TCP_Socket
description Communications use DNS rule Network_DNS
description Win32 PWS Loki rule Win32_PWS_Loki_Zero
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
host 63.250.40.204
Time & API Arguments Status Return Repeated

NtAllocateVirtualMemory

 process_identifier: 2056
region_size: 663552
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: 0x00000250
1 0 0
file C:\Program Files (x86)\FTPGetter\Profile\servers.xml
file C:\Users\test22\AppData\Roaming\FTPGetter\servers.xml
file C:\Users\test22\AppData\Roaming\Estsoft\ALFTP\ESTdb2.dat
file C:\Users\test22\AppData\Roaming\GHISLER\wcx_ftp.ini
file C:\Users\test22\AppData\Roaming\wcx_ftp.ini
file C:\Windows\wcx_ftp.ini
file C:\Users\test22\wcx_ftp.ini
file C:\Windows\32BitFtp.ini
file C:\Users\test22\AppData\Roaming\FileZilla\sitemanager.xml
file C:\Program Files (x86)\FileZilla\Filezilla.xml
file C:\Users\test22\AppData\Roaming\FileZilla\recentservers.xml
file C:\Users\test22\AppData\Roaming\FileZilla\filezilla.xml
registry HKEY_CURRENT_USER\Software\Far\Plugins\FTP\Hosts
registry HKEY_CURRENT_USER\Software\Far2\Plugins\FTP\Hosts
registry HKEY_CURRENT_USER\Software\Ghisler\Total Commander
registry HKEY_CURRENT_USER\Software\VanDyke\SecureFX
registry HKEY_CURRENT_USER\Software\LinasFTP\Site Manager
registry HKEY_CURRENT_USER\Software\FlashPeak\BlazeFtp\Settings
registry HKEY_CURRENT_USER\Software\SimonTatham\PuTTY\Sessions
registry HKEY_LOCAL_MACHINE\Software\SimonTatham\PuTTY\Sessions
registry HKEY_CURRENT_USER\Software\Martin Prikryl
registry HKEY_LOCAL_MACHINE\Software\Martin Prikryl
file C:\Users\test22\AppData\Roaming\.purple\accounts.xml
Time & API Arguments Status Return Repeated

WriteProcessMemory

 buffer: MZÿÿ¸@𺴠Í!¸LÍ!This program cannot be run in DOS mode. $ÌÍxþˆ¬­ˆ¬­ˆ¬­Ô•­‰¬­K£K­Š¬­ ­‰¬­=2󭋬­ˆ¬­Œ¬­Ôƒ­‰¬­ˆ¬­Ç¬­Ô…­™¬­=2÷­ó¬­=2È­‰¬­Richˆ¬­PEL…lWà  8¢Þ9P@ €ЎdP\.textõ68 `.rdata`@PB<@@.data$^ ~@À.x €À
base_address: 0x00400000
process_identifier: 2056
process_handle: 0x00000250
1 1 0

WriteProcessMemory

 buffer: ™TÍ<¨‡K¢`ˆˆÝ;U
base_address: 0x0041a000
process_identifier: 2056
process_handle: 0x00000250
1 1 0

WriteProcessMemory

 buffer: @
base_address: 0x7efde008
process_identifier: 2056
process_handle: 0x00000250
1 1 0
Time & API Arguments Status Return Repeated

WriteProcessMemory

 buffer: MZÿÿ¸@𺴠Í!¸LÍ!This program cannot be run in DOS mode. $ÌÍxþˆ¬­ˆ¬­ˆ¬­Ô•­‰¬­K£K­Š¬­ ­‰¬­=2󭋬­ˆ¬­Œ¬­Ôƒ­‰¬­ˆ¬­Ç¬­Ô…­™¬­=2÷­ó¬­=2È­‰¬­Richˆ¬­PEL…lWà  8¢Þ9P@ €ЎdP\.textõ68 `.rdata`@PB<@@.data$^ ~@À.x €À
base_address: 0x00400000
process_identifier: 2056
process_handle: 0x00000250
1 1 0
registry HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook
registry HKEY_LOCAL_MACHINE\SOFTWARE\Mozilla\Mozilla Thunderbird
registry HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook
Process injection Process 2780 called NtSetContextThread to modify thread in remote process 2056
Time & API Arguments Status Return Repeated

NtSetContextThread

 registers.eip: 0
registers.esp: 0
registers.edi: 0
registers.eax: 4274654
registers.ebp: 0
registers.edx: 0
registers.ebx: 2130567168
registers.esi: 0
registers.ecx: 0
thread_handle: 0x00000240
process_identifier: 2056
1 0 0
Process injection Process 2780 resumed a thread in remote process 2056
Time & API Arguments Status Return Repeated

NtResumeThread

 thread_handle: 0x00000240
suspend_count: 1
process_identifier: 2056
1 0 0
dead_host 63.250.40.204:80
Time & API Arguments Status Return Repeated

NtResumeThread

 thread_handle: 0x000000dc
suspend_count: 1
process_identifier: 2780
1 0 0

NtResumeThread

 thread_handle: 0x00000150
suspend_count: 1
process_identifier: 2780
1 0 0

NtResumeThread

 thread_handle: 0x00000190
suspend_count: 1
process_identifier: 2780
1 0 0

CreateProcessInternalW

 thread_identifier: 2052
thread_handle: 0x00000240
process_identifier: 2056
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: 0x00000250
1 1 0

NtGetContextThread

 thread_handle: 0x00000240
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2056
region_size: 663552
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: 0x00000250
1 0 0

WriteProcessMemory

 buffer: MZÿÿ¸@𺴠Í!¸LÍ!This program cannot be run in DOS mode. $ÌÍxþˆ¬­ˆ¬­ˆ¬­Ô•­‰¬­K£K­Š¬­ ­‰¬­=2󭋬­ˆ¬­Œ¬­Ôƒ­‰¬­ˆ¬­Ç¬­Ô…­™¬­=2÷­ó¬­=2È­‰¬­Richˆ¬­PEL…lWà  8¢Þ9P@ €ЎdP\.textõ68 `.rdata`@PB<@@.data$^ ~@À.x €À
base_address: 0x00400000
process_identifier: 2056
process_handle: 0x00000250
1 1 0

WriteProcessMemory

 buffer:
base_address: 0x00401000
process_identifier: 2056
process_handle: 0x00000250
1 1 0

WriteProcessMemory

 buffer:
base_address: 0x00415000
process_identifier: 2056
process_handle: 0x00000250
1 1 0

WriteProcessMemory

 buffer: ™TÍ<¨‡K¢`ˆˆÝ;U
base_address: 0x0041a000
process_identifier: 2056
process_handle: 0x00000250
1 1 0

WriteProcessMemory

 buffer:
base_address: 0x004a0000
process_identifier: 2056
process_handle: 0x00000250
1 1 0

WriteProcessMemory

 buffer: @
base_address: 0x7efde008
process_identifier: 2056
process_handle: 0x00000250
1 1 0

NtSetContextThread

 registers.eip: 0
registers.esp: 0
registers.edi: 0
registers.eax: 4274654
registers.ebp: 0
registers.edx: 0
registers.ebx: 2130567168
registers.esi: 0
registers.ecx: 0
thread_handle: 0x00000240
process_identifier: 2056
1 0 0

NtResumeThread

 thread_handle: 0x00000240
suspend_count: 1
process_identifier: 2056
1 0 0

NtResumeThread

 thread_handle: 0x00000110
suspend_count: 1
process_identifier: 2056
1 0 0
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