OperaSetup[.]exe

General

Target

OperaSetup.exe
Size

2.7MB
MD5

a277c8ae8026a3a65d3725d8399aed73
SHA1

3fab227a5250385ff2e381417f7b54e9a1fa3589
SHA256

4e30d2d12515edba2f04795dce9f37d66872ed8d05cdb211bf2c74efc77a5fbb
SHA512

bde86672fd73a695de6fc389140dc28b506fdfa511a5623a44bd04369d68918aea2653f9d30e71ceb73628a374ba9448e945004958d3a7c6dddf9474bf3b015b
SSDEEP

49152:xGh5z7pNaRWVwsaUqjAB9EGzlAF9O7/wplQdIZqiBOsjrDQ/HI2Ye68DvfyY9JB6:xGh5ztNaRUauw+MPDrc/HIb8OY9rHQRv

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 arch: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: 2.4MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 2.7MB - Virtual size: 2.7MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 33KB - Virtual size: 36KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows:5 windows x86 arch: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: 278KB - Virtual size: 277KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 55KB - Virtual size: 54KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 7KB - Virtual size: 12KB

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: 4.7MB - Virtual size: 4.7MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 14KB - 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: 2.4MB

UPX1 Size: 2.7MB - Virtual size: 2.7MB

.rsrc Size: 33KB - Virtual size: 36KB

Headers

DLL Characteristics

File Characteristics

Sections

.text Size: 278KB - Virtual size: 277KB

.rdata Size: 55KB - Virtual size: 54KB

.data Size: 7KB - Virtual size: 12KB

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

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

.rsrc Size: 4.7MB - Virtual size: 4.7MB

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

UPX0
Size: - Virtual size: 2.4MB

UPX1
Size: 2.7MB - Virtual size: 2.7MB

.rsrc
Size: 33KB - Virtual size: 36KB

.text
Size: 278KB - Virtual size: 277KB

.rdata
Size: 55KB - Virtual size: 54KB

.data
Size: 7KB - Virtual size: 12KB

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

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

.rsrc
Size: 4.7MB - Virtual size: 4.7MB

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