8d557a73f900f33cf09ee75f9f69b0ba

General

Target

8d557a73f900f33cf09ee75f9f69b0ba
Size

621KB
MD5

8d557a73f900f33cf09ee75f9f69b0ba
SHA1

986e6e69aa0fa1e68128dee587b9bf3cf4c780c2
SHA256

6f3b2c835726e2cf4eda147bdafbe0764bbb7502dfdc53d55f2f3d9e65071d51
SHA512

8082c6811185c3634cd91e854bed91b772ca65082185fa6c99b63ed13891d4022c61c864e0dcd257c19f2d847f036b5cf9be2bd4a6ae66cdd632b7082e4b041e
SSDEEP

12288:DFrXoPDc6TR74di5m7bZH1E8ADzdNMdQRe+/hRmpg3PCLMUfB9K:5ToPQER7Qom/ZHeDbMdWiLvfBY

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
8d557a73f900f33cf09ee75f9f69b0ba
unpack001/out.upx

Files

8d557a73f900f33cf09ee75f9f69b0ba
.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: 2.1MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 527KB - Virtual size: 528KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 92KB - Virtual size: 96KB

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: 996KB - Virtual size: 996KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.itext
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 14KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 20KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 13KB - Virtual size: 12KB

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: 70KB - Virtual size: 69KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1.5MB - Virtual size: 1.5MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 2.1MB

UPX1 Size: 527KB - Virtual size: 528KB

.rsrc Size: 92KB - Virtual size: 96KB

Headers

File Characteristics

Sections

.text Size: 996KB - Virtual size: 996KB

.itext Size: 4KB - Virtual size: 3KB

.data Size: 14KB - Virtual size: 13KB

.bss Size: - Virtual size: 20KB

.idata Size: 13KB - Virtual size: 12KB

.tls Size: - Virtual size: 60B

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

.reloc Size: 70KB - Virtual size: 69KB

.rsrc Size: 1.5MB - Virtual size: 1.5MB

UPX0
Size: - Virtual size: 2.1MB

UPX1
Size: 527KB - Virtual size: 528KB

.rsrc
Size: 92KB - Virtual size: 96KB

.text
Size: 996KB - Virtual size: 996KB

.itext
Size: 4KB - Virtual size: 3KB

.data
Size: 14KB - Virtual size: 13KB

.bss
Size: - Virtual size: 20KB

.idata
Size: 13KB - Virtual size: 12KB

.tls
Size: - Virtual size: 60B

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

.reloc
Size: 70KB - Virtual size: 69KB

.rsrc
Size: 1.5MB - Virtual size: 1.5MB