1bf841970844d7fe6c4888c4de6d9f9b | Triage

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General

Target

1bf841970844d7fe6c4888c4de6d9f9b
Size

4KB
MD5

1bf841970844d7fe6c4888c4de6d9f9b
SHA1

3bda0b64d6be017b77c461c74a6903cb47ef4223
SHA256

e02cd0e2ca380be4c8b670b178755653915a3435ef4c1d90f8d8c2b9a80aca3e
SHA512

e957dbc70a641cb8a8b71adbcb924e58f5761872d962fa70072681124e6b29bf97deeadb2c463b718356507b279c310cffb38642cd33afb04b02189cf5d7e35b

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
1bf841970844d7fe6c4888c4de6d9f9b
unpack001/out.upx

Files

1bf841970844d7fe6c4888c4de6d9f9b
.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: 16KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 2KB - Virtual size: 4KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX2
Size: 512B - Virtual size: 35KB

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: 4KB - Virtual size: 1KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 4KB - Virtual size: 886B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 368B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE