b756a1cfda1d4ea4a6a29f974c05d976 | Triage

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General

Target

b756a1cfda1d4ea4a6a29f974c05d976
Size

13KB
MD5

b756a1cfda1d4ea4a6a29f974c05d976
SHA1

86039dc0763cc7e58eefde74f6383c2a5b98f98b
SHA256

6ce50679336b5b25ac303418df3a381bc097c3123ffdf2a0ef2e94421f6cb97a
SHA512

a813a5afea5a18bc4ef6bc5fd37d0ed38f97d89ad85ec349f6784d3978276f8955aab1aedcd3785c68d2110fe99eeca7760553dbf03981ee367ac7bfc8e12db7
SSDEEP

192:yu/hi3spBziWZ91FRMRuVxtqtt6T6EvU7VjxCiX54M6WPqrC/42oq+vLtr9ZCspe:Hw3spBOWZoSxtscZvU7+iXXsLdAeMH

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
b756a1cfda1d4ea4a6a29f974c05d976
unpack001/out.upx

Files

b756a1cfda1d4ea4a6a29f974c05d976
.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: 28KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 9KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX2
Size: 512B - Virtual size: 4KB

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

code
Size: 8KB - Virtual size: 8KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

data
Size: 13KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ