Summary | ZeroBOX

vbc.exe

Malicious Library OS Processor Check PE32 PE File
Category Machine Started Completed
FILE s1_win7_x6402 Aug. 20, 2021, 5:07 p.m. Aug. 20, 2021, 5:16 p.m.
Size 527.4KB
Type PE32 executable (GUI) Intel 80386, for MS Windows
MD5 2b5346dcfa4f86d3ef68060c22e5a087
SHA256 be76239da7234a7e43d56d819e0558d91bdc872aef6e08db9f612ca30355bb9b
CRC32 85951196
ssdeep 12288:bekuQ7HtohvcLYA7jEiB165kdQKC8dGJ2LBXLRYXvQKMgGrGtXi5J+GPR:bekuQ7DEiB1mkdQ4dGJ2LBXLRYXvQK9G
PDB Path C:\ldesi\iljubv\lpkq\54bc27a3d09443b6a1fd403c62ec2562\gyyqvx\swhltjbc\Release\swhltjbc.pdb
Yara
  • PE_Header_Zero - PE File Signature
  • OS_Processor_Check_Zero - OS Processor Check
  • Malicious_Library_Zero - Malicious_Library
  • IsPE32 - (no description)

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

Time & API Arguments Status Return Repeated

GetComputerNameA

computer_name: TEST22-PC
1 1 0

GetComputerNameA

computer_name: TEST22-PC
1 1 0

GetComputerNameW

computer_name: TEST22-PC
1 1 0

GetComputerNameW

computer_name: TEST22-PC
1 1 0

GetComputerNameW

computer_name: TEST22-PC
1 1 0
registry HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography\MachineGuid
pdb_path C:\ldesi\iljubv\lpkq\54bc27a3d09443b6a1fd403c62ec2562\gyyqvx\swhltjbc\Release\swhltjbc.pdb
registry HKEY_LOCAL_MACHINE\SOFTWARE\Mozilla\Mozilla Firefox
Time & API Arguments Status Return Repeated

GlobalMemoryStatusEx

1 1 0
Time & API Arguments Status Return Repeated

__exception__

stacktrace:
vbc+0x12fdd @ 0x412fdd
vbc+0x1296e @ 0x41296e
BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x76a433ca
RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x77b19ed2
RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x77b19ea5

exception.instruction_r: 8a 0a 88 0c 17 42 4e 75 f7 5f 5e 5d c3 55 8b ec
exception.symbol: vbc+0x2b41
exception.instruction: mov cl, byte ptr [edx]
exception.module: vbc.exe
exception.exception_code: 0xc0000005
exception.offset: 11073
exception.address: 0x402b41
registers.esp: 45154100
registers.edi: 35317342
registers.eax: 45154336
registers.ebp: 45154108
registers.edx: 9883648
registers.ebx: 45154336
registers.esi: 757164549
registers.ecx: 0
1 0 0
suspicious_features POST method with no referer header, HTTP version 1.0 used, Connection to IP address suspicious_request POST http://65.21.223.84/~t/i.html/m9vo3uzZGXz0z
request POST http://65.21.223.84/~t/i.html/m9vo3uzZGXz0z
request POST http://65.21.223.84/~t/i.html/m9vo3uzZGXz0z
Time & API Arguments Status Return Repeated

NtProtectVirtualMemory

process_identifier: 1852
stack_dep_bypass: 1
stack_pivoted: 0
heap_dep_bypass: 1
length: 4096
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0018f000
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 1852
region_size: 8192
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00510000
allocation_type: 12288 (MEM_COMMIT|MEM_RESERVE)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 1852
region_size: 221184
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00520000
allocation_type: 12288 (MEM_COMMIT|MEM_RESERVE)
process_handle: 0xffffffff
1 0 0
Time & API Arguments Status Return Repeated

GetDiskFreeSpaceW

number_of_free_clusters: 2668828
sectors_per_cluster: 8
bytes_per_sector: 512
root_path: \
total_number_of_clusters: 8362495
1 1 0

GetDiskFreeSpaceW

number_of_free_clusters: 2668828
sectors_per_cluster: 8
bytes_per_sector: 512
root_path: \
total_number_of_clusters: 8362495
1 1 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
Time & API Arguments Status Return Repeated

MoveFileWithProgressW

newfilepath_r: C:\Users\test22\AppData\Roaming\41D896\6D6F4D.exe
flags: 1
oldfilepath_r: C:\Users\test22\AppData\Local\Temp\vbc.exe
newfilepath: C:\Users\test22\AppData\Roaming\41D896\6D6F4D.exe
oldfilepath: C:\Users\test22\AppData\Local\Temp\vbc.exe
1 1 0
Time & API Arguments Status Return Repeated

LookupPrivilegeValueW

system_name:
privilege_name: SeDebugPrivilege
1 1 0
host 65.21.223.84
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
file C:\Users\test22\AppData\Roaming\Thunderbird\profiles.ini
registry HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676\00000003
registry HKEY_LOCAL_MACHINE\SOFTWARE\Mozilla\Mozilla Thunderbird\78.4.0 (ko)\Main
registry HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook
Process injection Process 1852 called NtSetContextThread to modify thread in remote process 2084
Time & API Arguments Status Return Repeated

NtSetContextThread

registers.eip: 2007957956
registers.esp: 1638384
registers.edi: 0
registers.eax: 4274654
registers.ebp: 0
registers.edx: 0
registers.ebx: 2130567168
registers.esi: 0
registers.ecx: 0
thread_handle: 0x0000008c
process_identifier: 2084
1 0 0
Lionic Trojan.MSIL.Agensla.i!c
Elastic malicious (high confidence)
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