kuki[.]exe | Triage

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General

Target

kuki.exe
Size

5.1MB
MD5

b875bccf6eeba9ba365d53c9536be277
SHA1

eea9985a4ebcfd60178f065c0d5c1c23fd957462
SHA256

39798258cddde3e18237c61a2ec97fe321ed8a7fbe61985ea3e9df9ab3ac31ae
SHA512

995d1bba2f5ba89d211699ca387eb49cf377988e923a872fa9cfa44e22a9fe6af0c499f7135bf0415e8c6787e741dc9d3c17474f07f24364d5f92aaf70662417
SSDEEP

98304:LmwB6kUG+wkNyrWLADpfDnyqJ8G9tprOnK9zBZrz:LskF+hNLADp7nZtp6nC

Score

8^/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

Files

kuki.exe
.exe windows x64

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED

Sections

UPX0
Size: - Virtual size: 13.6MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 5.1MB - Virtual size: 5.1MB

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