b4bc3c19cb908142097cc0d4a733fdd0N | Triage

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General

Target

b4bc3c19cb908142097cc0d4a733fdd0N
Size

91KB
MD5

b4bc3c19cb908142097cc0d4a733fdd0
SHA1

48562137adbe9ca7ce026f46c5a3e821831323e7
SHA256

50715e5bd03cefd8945b001007ade5879b7798484adfa490ab26e12c198a96e9
SHA512

55986120b81b22adcaa0a42d21b234692886a4749a6d83dd26e9b69db30e40d858008d1e8e7e781a2a18ba28f7da6a3cc8ed633d41790ffdc9aeb2ef36bb71c5
SSDEEP

1536:XJRtlEnBHHIgabuYotV/JbJCX5SBiYTJRtlEnBHHIgabuYotV/JbJCX5SBiE:XvtYxOuYotvYQIyvtYxOuYotvYQIE

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
b4bc3c19cb908142097cc0d4a733fdd0N
unpack001/out.upx

Files

b4bc3c19cb908142097cc0d4a733fdd0N
.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: 136KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 34KB - Virtual size: 36KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 8KB - 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_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Sections

.text
Size: 144KB - Virtual size: 140KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 12KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ