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Behavioral task
behavioral1
Sample
5b40432e645bd3555873acd1181dfbe7.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
5b40432e645bd3555873acd1181dfbe7.exe
Resource
win10-20240404-en
Behavioral task
behavioral3
Sample
5b40432e645bd3555873acd1181dfbe7.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral4
Sample
5b40432e645bd3555873acd1181dfbe7.exe
Resource
win11-20240802-en
General
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Target
5b40432e645bd3555873acd1181dfbe7
-
Size
3.0MB
-
MD5
5b40432e645bd3555873acd1181dfbe7
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SHA1
822d92f7cc120f8d680d7020bd76e9203e779ec5
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SHA256
2cc5efcab09d46ea3bf5177b35c0eb366be4a3ea7e5868ecd0c37280fbced93c
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SHA512
850b5869c70d57c58e00be54da7d88d72195c9df5461af8a8190245051e05efcb7467b83b63f4207cb3d1ed30a42006dffa2406bfffb5bd5b98f490d8039e68b
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SSDEEP
49152:TXPrQy4kNGTzvMJTcaWnXoG+vNP6J9hyFedPx5tzj0Mf75TDcoXx0n0LgriObNiS:TfrQyu4MfeQbtjivfUYZ
Malware Config
Signatures
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resource yara_rule sample DeerStealer -
Deerstealer family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 5b40432e645bd3555873acd1181dfbe7
Files
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5b40432e645bd3555873acd1181dfbe7.exe windows:4 windows x64 arch:x64
b8ffcdd3a2a579842cfe342f440b8560
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
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
Imports
kernel32
DeleteCriticalSection
EnterCriticalSection
GetLastError
GetProcAddress
InitializeCriticalSection
LeaveCriticalSection
LoadLibraryA
SetUnhandledExceptionFilter
Sleep
TlsAlloc
TlsGetValue
TlsSetValue
VirtualAlloc
VirtualFree
VirtualProtect
VirtualQuery
msvcrt
__C_specific_handler
__initenv
__set_app_type
__setusermatherr
_commode
_fmode
_initterm
_onexit
abort
calloc
free
memcpy
memset
strncmp
Sections
.text Size: 2.8MB - Virtual size: 2.8MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 65KB - Virtual size: 65KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 46KB - Virtual size: 46KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.pdata Size: 18KB - Virtual size: 17KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.xdata Size: 16KB - Virtual size: 15KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 407KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 1KB - Virtual size: 1KB
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
.rsrc Size: 37KB - Virtual size: 36KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 872B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ