Behavioral task
behavioral1
Sample
glcheck.dll
Resource
win10-20220414-en
General
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Target
glcheck.dll
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Size
43KB
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MD5
ababce15b20848b530dfdd65c001d0e3
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SHA1
72c917b56b11635f2b8f2996a48301cab251b78e
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SHA256
1776f6da8c520fd5753480ed1900040cffaa86edf51220b6b7c45af74c9514ce
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SHA512
920a155394dfecdd83418a0ea6285456d2148f7ca3bc406feb10ea5e0af79e6cf736e0980b319f0b37a4dca2b5949863cfe2c833377d799695b5bb445134d18a
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SSDEEP
768:AmQp7q0kzrdzjj+jVmXaKrOXNk4snxuZhTeOx1wl7gpQYPEub0c1B:ANp7q0WV+pmKe890QeOxel7/YPEu0G
Malware Config
Extracted
gozi_ifsb
3000
config.edge.skype.com
194.76.225.112
194.76.225.113
46.21.153.203
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base_path
/drew/
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build
250239
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exe_type
loader
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extension
.jlk
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server_id
50
Signatures
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Gozi_ifsb family
Files
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glcheck.dll.dll windows x86
ef075d26b728b78a932306e24062e80c
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
ntdll
ZwQueryInformationToken
ZwOpenProcess
ZwClose
ZwOpenProcessToken
_snwprintf
memcpy
strcpy
sprintf
mbstowcs
_snprintf
wcstombs
memset
_aulldiv
_allmul
_aullrem
RtlUnwind
NtQueryVirtualMemory
kernel32
RaiseException
LocalAlloc
HeapAlloc
InterlockedIncrement
InterlockedDecrement
HeapFree
SetEvent
GetTickCount
GetSystemTimeAsFileTime
Sleep
HeapDestroy
HeapCreate
SwitchToThread
lstrlenA
SetWaitableTimer
Process32First
WaitForSingleObject
SleepEx
CreateEventA
lstrlenW
GetLastError
GetProcAddress
Process32Next
WaitForMultipleObjects
GetModuleHandleA
CreateToolhelp32Snapshot
CloseHandle
CreateWaitableTimerA
lstrcpyA
ResetEvent
lstrcmpW
GetVersionExA
LoadLibraryA
FreeLibrary
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSection
lstrcmpA
CreateFileMappingW
MapViewOfFile
InterlockedExchange
ExpandEnvironmentStringsW
ExpandEnvironmentStringsA
QueryPerformanceFrequency
OpenProcess
GetVersion
GetCurrentProcessId
lstrcatA
QueryPerformanceCounter
GetComputerNameW
WideCharToMultiByte
GetComputerNameExA
oleaut32
SysAllocString
SafeArrayDestroy
SafeArrayCreate
SysFreeString
Sections
.text Size: 30KB - Virtual size: 29KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 1000B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.bss Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ