4b43acbe18c85f760e95d6ea091db5be_JaffaCakes118 | Triage

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General

Target

4b43acbe18c85f760e95d6ea091db5be_JaffaCakes118
Size

27KB
MD5

4b43acbe18c85f760e95d6ea091db5be
SHA1

79b63349d5586d12758d4da1cb72f1174f7f5f82
SHA256

e5edb23e791792972336e5a1028faf5fdea37387b44219800d0d6c2ca976ec2b
SHA512

218defa6e369e05c044e9ea830dd1907cbea17c9fc68c9c12edd325e801f634a22d5109ac49d7f4c3c3b3651bd750f7540a41143b21a9d341768ab2485f8b866
SSDEEP

768:Okh+Go6LCw48v87oXlsT5Ja84FXpgFkajcOO76:OkXzeH48UX23a84FpgCaxOu

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
4b43acbe18c85f760e95d6ea091db5be_JaffaCakes118
unpack001/out.upx

Files

4b43acbe18c85f760e95d6ea091db5be_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: 40KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 25KB - Virtual size: 28KB

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

.text
Size: 48KB - Virtual size: 45KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 8KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE