40c7077c9ff06122ee20809bbc4a51d4_JaffaCakes118 | Triage

Sharing

General

Target

40c7077c9ff06122ee20809bbc4a51d4_JaffaCakes118
Size

644KB
MD5

40c7077c9ff06122ee20809bbc4a51d4
SHA1

24e0299345cd7c4cb10275053711566f04299767
SHA256

ef936fa94086dcc729a59219e15429ca9e5b5d41382ae2b42af42e41c44600c6
SHA512

13eab2c17cece1d976852a6a767aa5f87a2b1df03e1eace066fd8e25629115927f3c1ba728e6fca054987165b8314c13eded9b4a74fe7c4cb21f9240141ccdbc
SSDEEP

12288:gOtBYrYeZJys73dOvXDpNjNe8DerQZb+md4w1UM:TBYEeZJ8NI8DerQZb+md4wmM

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
40c7077c9ff06122ee20809bbc4a51d4_JaffaCakes118
unpack001/out.upx

Files

40c7077c9ff06122ee20809bbc4a51d4_JaffaCakes118
.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: 180KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 37KB - Virtual size: 40KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 30KB - Virtual size: 32KB

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: 143KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 64KB - Virtual size: 63KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ