Init_sdbm
Static task
static1
Behavioral task
behavioral1
Sample
b4d8352cff30452bbf83e78498d2f3499d69cceab0c81fe8e7c9c0b22b8d4083.dll
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b4d8352cff30452bbf83e78498d2f3499d69cceab0c81fe8e7c9c0b22b8d4083.dll
Resource
win10v2004-20240508-en
General
-
Target
b4d8352cff30452bbf83e78498d2f3499d69cceab0c81fe8e7c9c0b22b8d4083
-
Size
34KB
-
MD5
86580f13e6f017b8e6c6b8c8db5ff351
-
SHA1
51cdd8ddf36a4e519dfc869b5b61e13106671496
-
SHA256
b4d8352cff30452bbf83e78498d2f3499d69cceab0c81fe8e7c9c0b22b8d4083
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SHA512
ead6c103eba27d26ebbef972085992b07985fc12659d173bb74f13ed05bd56238f58b075010be4e78e0fbe682cdbd3975fb9628583535c2a9bfca02a33d6e4e0
-
SSDEEP
384:ZVF/1H7PSXPZ3CSRzVUrIEet0f3pJHZjqTzdNNNFzmC68VD8y80AMVxSfuz:nFtH7sPZ3CSRzV8Pj5ENNNFz58y8U
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource b4d8352cff30452bbf83e78498d2f3499d69cceab0c81fe8e7c9c0b22b8d4083
Files
-
b4d8352cff30452bbf83e78498d2f3499d69cceab0c81fe8e7c9c0b22b8d4083.dll windows:4 windows x64 arch:x64
5ee55d5dff4a83f7d0e4324eaaef7a00
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED
IMAGE_FILE_DLL
Imports
x64-msvcrt-ruby250
Sleep
close
fcntl
rb_ary_new
rb_ary_new_capa
rb_ary_push
rb_assoc_new
rb_block_call
rb_block_given_p
rb_cObject
rb_check_safe_obj
rb_check_type
rb_check_typeddata
rb_data_typed_object_zalloc
rb_define_alloc_func
rb_define_class
rb_define_method
rb_define_singleton_method
rb_eArgError
rb_eIndexError
rb_eStandardError
rb_ensure
rb_enumeratorize_with_size
rb_error_arity
rb_error_frozen
rb_external_str_new
rb_frame_this_func
rb_get_path
rb_hash_aset
rb_hash_delete_if
rb_hash_new
rb_id2sym
rb_include_module
rb_intern2
rb_jump_tag
rb_mEnumerable
rb_num2long
rb_protect
rb_raise
rb_str_dup
rb_str_export
rb_string_value
rb_sys_fail
rb_sys_fail_str
rb_w32_fstati128
rb_warn
rb_yield
read
ruby_xfree
write
kernel32
DeleteCriticalSection
EnterCriticalSection
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetLastError
GetSystemTimeAsFileTime
GetTickCount
InitializeCriticalSection
LeaveCriticalSection
QueryPerformanceCounter
RtlAddFunctionTable
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
SetUnhandledExceptionFilter
TerminateProcess
TlsGetValue
UnhandledExceptionFilter
VirtualProtect
VirtualQuery
msvcrt
__iob_func
_amsg_exit
_errno
_initterm
_lock
_lseek
_open
_unlock
abort
calloc
free
fwrite
malloc
memcmp
memcpy
memmove
realloc
signal
strlen
strncmp
vfprintf
Exports
Exports
Sections
.text Size: 21KB - Virtual size: 20KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 144B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.pdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.xdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 2KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.edata Size: 512B - Virtual size: 68B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.idata Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.CRT Size: 512B - Virtual size: 88B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: 512B - Virtual size: 16B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 512B - Virtual size: 116B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ