OperaSetup[.]exe

General

Target

OperaSetup.exe
Size

2.8MB
MD5

0d181b4f165741d4f9f381c80c6bf5eb
SHA1

31afbb3700481f528ec344534869ad770bb5f907
SHA256

2733e2cdda3385f9d84e32a165c0364382c931a9f4c82a872f2a978782d50d53
SHA512

154ea3ca47ae349db144987d1bc2e7d2c4fd37defe5231c38dc16831abe32c40d00ff278c1b096e4368c3cca8da6cd713eead39cc61390666d7b434cecda3ac8
SSDEEP

49152:ikWRuBGKpC4Ao3GB1T2UpIMFHyn+pVboenz0YLUbT+IIgVI165oPTmEsgrDepkAI:gRKf8uGB1T9q+vk8z0YLngmM+PSRg3eA

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
sample	upx

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
OperaSetup.exe
unpack001/out.upx

Files

OperaSetup.exe
.exe windows:5 windows x86

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

Sections

UPX0
Size: - Virtual size: 2.5MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 2.8MB - Virtual size: 2.8MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 32KB - Virtual size: 36KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows:5 windows x86

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

Sections

.text
Size: 281KB - Virtual size: 281KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 55KB - Virtual size: 55KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 7KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.00cfg
Size: 512B - Virtual size: 8B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 9B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 4.9MB - Virtual size: 4.9MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 15KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Headers

DLL Characteristics

File Characteristics

Sections

UPX0 Size: - Virtual size: 2.5MB

UPX1 Size: 2.8MB - Virtual size: 2.8MB

.rsrc Size: 32KB - Virtual size: 36KB

Headers

DLL Characteristics

File Characteristics

Sections

.text Size: 281KB - Virtual size: 281KB

.rdata Size: 55KB - Virtual size: 55KB

.data Size: 7KB - Virtual size: 13KB

.00cfg Size: 512B - Virtual size: 8B

.tls Size: 512B - Virtual size: 9B

.rsrc Size: 4.9MB - Virtual size: 4.9MB

.reloc Size: 15KB - Virtual size: 14KB

UPX0
Size: - Virtual size: 2.5MB

UPX1
Size: 2.8MB - Virtual size: 2.8MB

.rsrc
Size: 32KB - Virtual size: 36KB

.text
Size: 281KB - Virtual size: 281KB

.rdata
Size: 55KB - Virtual size: 55KB

.data
Size: 7KB - Virtual size: 13KB

.00cfg
Size: 512B - Virtual size: 8B

.tls
Size: 512B - Virtual size: 9B

.rsrc
Size: 4.9MB - Virtual size: 4.9MB

.reloc
Size: 15KB - Virtual size: 14KB