a446d4fef5b55b6244ac2fc1f035720c

General

Target

a446d4fef5b55b6244ac2fc1f035720c
Size

814KB
MD5

a446d4fef5b55b6244ac2fc1f035720c
SHA1

a2f2686e3677d111b8205feaacde5238b95f4654
SHA256

02b8843c4521bf67acb29aa2d93c6252b48ffa2acfeb0af6d17e3dae7ce5b9a4
SHA512

48f2ed9a6a582ffec2f55fa42703dc655b2da3e4f698eb79c74e49781e0b002092e401131b2ba66fcb070891dafce6c4ffc251f2b03b3b5b7749965230bf0b9f
SSDEEP

24576:0u7LZ4Bsr+nwuSlGsKKE3PdtJYKAsTWSb0RS:d5mnw7AvK+Pdt6K7T

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
a446d4fef5b55b6244ac2fc1f035720c
unpack001/out.upx

Files

a446d4fef5b55b6244ac2fc1f035720c
.exe windows:5 windows x86 arch:x86

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Sections

UPX0
Size: - Virtual size: 2.0MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 756KB - Virtual size: 760KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 56KB - Virtual size: 60KB

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

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Sections

.text
Size: 1.6MB - Virtual size: 1.6MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.itext
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 37KB - Virtual size: 37KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 540KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 21KB - Virtual size: 21KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.didata
Size: 1024B - Virtual size: 928B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: - Virtual size: 60B

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 512B - Virtual size: 24B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 120KB - Virtual size: 119KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 417KB - Virtual size: 417KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 2.0MB

UPX1 Size: 756KB - Virtual size: 760KB

.rsrc Size: 56KB - Virtual size: 60KB

Headers

File Characteristics

Sections

.text Size: 1.6MB - Virtual size: 1.6MB

.itext Size: 5KB - Virtual size: 5KB

.data Size: 37KB - Virtual size: 37KB

.bss Size: - Virtual size: 540KB

.idata Size: 21KB - Virtual size: 21KB

.didata Size: 1024B - Virtual size: 928B

.tls Size: - Virtual size: 60B

.rdata Size: 512B - Virtual size: 24B

.reloc Size: 120KB - Virtual size: 119KB

.rsrc Size: 417KB - Virtual size: 417KB

UPX0
Size: - Virtual size: 2.0MB

UPX1
Size: 756KB - Virtual size: 760KB

.rsrc
Size: 56KB - Virtual size: 60KB

.text
Size: 1.6MB - Virtual size: 1.6MB

.itext
Size: 5KB - Virtual size: 5KB

.data
Size: 37KB - Virtual size: 37KB

.bss
Size: - Virtual size: 540KB

.idata
Size: 21KB - Virtual size: 21KB

.didata
Size: 1024B - Virtual size: 928B

.tls
Size: - Virtual size: 60B

.rdata
Size: 512B - Virtual size: 24B

.reloc
Size: 120KB - Virtual size: 119KB

.rsrc
Size: 417KB - Virtual size: 417KB