12a4fb39876311f96a4d8ebc93f3c37a | Triage

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General

Target

12a4fb39876311f96a4d8ebc93f3c37a
Size

175KB
MD5

12a4fb39876311f96a4d8ebc93f3c37a
SHA1

2013306ccf47a62cee7916e602fed0997f55bfcd
SHA256

6e1387614c71fa3a2119a2a996435d73202a6f91392e3446a6328b9720f9ff05
SHA512

60ae5b1e9914003954c61f95b7b5ffa472be640781e62e6a5fcdbe24ac01c7e58a3739af40261127c40351eb2334f9eb572cd4ed4bdced7aab671d2b88852a6f
SSDEEP

3072:waI2zPkZk+3hpicdqwXFU+bOWYs38HQxcn54EJyVrzK1Edk5aS48wd:vIGEnprZkRs38t54c6rzNdfP

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
12a4fb39876311f96a4d8ebc93f3c37a
unpack001/out.upx

Files

12a4fb39876311f96a4d8ebc93f3c37a
.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: 532KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 118KB - Virtual size: 120KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 23KB - Virtual size: 24KB

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: 612KB - Virtual size: 610KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 24KB - Virtual size: 22KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ