deerstealer | build2[.]bin[.]zip

Resubmissions

23-08-2024 09:01

240823-ky1r9axfmq 10

28-07-2024 15:13

240728-sl7c9svaqf 10

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General

Target

build2.bin.zip
Size

1.5MB
MD5

701caa266acbefdf4ed2a33fabaff0a1
SHA1

776825a7ec025ad6585f86549d09da56d6c556b7
SHA256

3d0f7e8ee7a38f8dbb63826f15fdbf69d28d91ce4dde53133aebf4400abe5ead
SHA512

6143c0f31f9207161523557481a1771f8e8b77ee25f00d138e25493886c7e5949696d2053c243bab1780807bba5b489e155b5bef40d306bfede8add720744bb9
SSDEEP

24576:9CbRvPF5mOYBShZq5JIT2q5C9P15Fg3benobpulaRkZ/zFhEbwA7qCVHbUOTysB1:9CtPF4OmyTSlbobp82q56bXVXTysBPt

Score

10^/10

stealer deerstealer

Malware Config

Signatures

DeerStealer 1 IoCs

Detects DeerStealer malware - JaffaCakes118.

stealer

resource	yara_rule
static1/unpack001/build2.bin	DeerStealer

Deerstealer family
deerstealer

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/build2.bin

Files

build2.bin.zip
.zip

Password: infected
build2.bin
.exe windows:4 windows x64 arch:x64

Password: infected

e49b63183dc452ee4abc90a6e47f6582

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
GetStartupInfoA
InitializeCriticalSection
LeaveCriticalSection
LoadLibraryA
SetUnhandledExceptionFilter
Sleep
TlsAlloc
TlsGetValue
TlsSetValue
VirtualAlloc
VirtualFree
VirtualProtect
VirtualQuery

msvcrt

__C_specific_handler
__initenv
__set_app_type
__setusermatherr
_acmdln
_commode
_fmode
_initterm
_ismbblead
_onexit
abort
calloc
free
memcpy
memset
strncmp

Sections

.text
Size: 2.5MB - Virtual size: 2.5MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 60KB - Virtual size: 59KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 49KB - Virtual size: 48KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.pdata
Size: 19KB - Virtual size: 19KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.xdata
Size: 17KB - Virtual size: 16KB

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: 512B - Virtual size: 312B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1024B - Virtual size: 924B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

Password: infected

Password: infected

e49b63183dc452ee4abc90a6e47f6582

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcrt

Sections

.text Size: 2.5MB - Virtual size: 2.5MB

.data Size: 60KB - Virtual size: 59KB

.rdata Size: 49KB - Virtual size: 48KB

.pdata Size: 19KB - Virtual size: 19KB

.xdata Size: 17KB - Virtual size: 16KB

.bss Size: - Virtual size: 407KB

.idata Size: 1KB - Virtual size: 1KB

.CRT Size: 512B - Virtual size: 88B

.tls Size: 512B - Virtual size: 16B

.rsrc Size: 512B - Virtual size: 312B

.reloc Size: 1024B - Virtual size: 924B

.text
Size: 2.5MB - Virtual size: 2.5MB

.data
Size: 60KB - Virtual size: 59KB

.rdata
Size: 49KB - Virtual size: 48KB

.pdata
Size: 19KB - Virtual size: 19KB

.xdata
Size: 17KB - Virtual size: 16KB

.bss
Size: - Virtual size: 407KB

.idata
Size: 1KB - Virtual size: 1KB

.CRT
Size: 512B - Virtual size: 88B

.tls
Size: 512B - Virtual size: 16B

.rsrc
Size: 512B - Virtual size: 312B

.reloc
Size: 1024B - Virtual size: 924B