021b495e8d9dbc57e3ac91a3bc03f5ab | Triage

Sharing

General

Target

021b495e8d9dbc57e3ac91a3bc03f5ab
Size

71KB
MD5

021b495e8d9dbc57e3ac91a3bc03f5ab
SHA1

7acd00a40dd6d1875ce4cc1e3db0e88fb2825e9d
SHA256

38ec71f08da849929d64109d3f18d2886b556e84c42f2a9ab56a2af253f00af6
SHA512

d2880b084634bc935fb7f06c15b5329d666841fad367c65ebedc1102558b1107d5a9d3ea7211a5303f62601b1cf82886b884df4de6d005d4a51149e62a026ba5
SSDEEP

1536:jvtPFPvXETo8nOnP87obBgGNFYX+t5ZKDifOqq9CngXMFU:h5XE5nm0obxNFYX+VKD+OrrMFU

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

resource	yara_rule
sample	upx

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
021b495e8d9dbc57e3ac91a3bc03f5ab
unpack001/out.upx

Files

021b495e8d9dbc57e3ac91a3bc03f5ab
.exe windows:4 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_32BIT_MACHINE

Sections

UPX0
Size: - Virtual size: 76KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 65KB - Virtual size: 68KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 5KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows:4 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_32BIT_MACHINE

Sections

.text
Size: 80KB - Virtual size: 76KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 52KB - Virtual size: 49KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ