598b918a5f67757a5866d808f9a77f21 | Triage

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General

Target

598b918a5f67757a5866d808f9a77f21
Size

736KB
MD5

598b918a5f67757a5866d808f9a77f21
SHA1

1f6e2b8c2aebdbb2b4704d4f0a22b639c3f2a23a
SHA256

094c8cfa10dfca6ecb29c7c05040e12973fda16a58d3d67b39e90a9b5e609763
SHA512

66725fe5a38c1ea683908ce42914611e54f0fdaf4463a31768097ccd8147913eaa0e5ab41a51ee6dc8f9757f0df99e5a1b7e83e68760a4fc72b014b142f8c6f4
SSDEEP

12288:MMT0akdlD3wnDMT0akdlD3wnDMT0akdlD3wnDMT0akdlD3wn:FTNkdBAnITNkdBAnITNkdBAnITNkdBAn

Score

10^/10

upx

Malware Config

Signatures

Nirsoft 1 IoCs

resource	yara_rule
static1/unpack001/out.upx	Nirsoft

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
598b918a5f67757a5866d808f9a77f21
unpack001/out.upx

Files

598b918a5f67757a5866d808f9a77f21
.exe windows:4 windows x86 arch:x86

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Sections

UPX0
Size: - Virtual size: 172KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 173KB - Virtual size: 176KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 9KB - Virtual size: 12KB

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_32BIT_MACHINE

Sections

.text
Size: 251KB - Virtual size: 251KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 37KB - Virtual size: 36KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 21KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 17KB - Virtual size: 17KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ