81faf8debb4e05d0cc6fb5c402f3e1bc_JaffaCakes118 | Triage

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General

Target

81faf8debb4e05d0cc6fb5c402f3e1bc_JaffaCakes118
Size

72KB
MD5

81faf8debb4e05d0cc6fb5c402f3e1bc
SHA1

a87794c826947e1090a0b8660e2d995f4d478165
SHA256

0773c7cdf396b087e6eaae4552a5c27e24e6193bf7e758dee85c23a3a7c8ecad
SHA512

829aa1bcac0234451ccf39924d0a23463e132ec912fe721c4c6afd52564ca3f126474d17c9392c295d4438501d072084ea839e7aabb5acccb6ff65c1b019d7d8
SSDEEP

1536:8rT5aR3Xzo5mXASREVy/xwnLHgja0gi9JkwjkPru7UrrG:ictXAmXYVexOrgjbrkwyu7UrrG

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
81faf8debb4e05d0cc6fb5c402f3e1bc_JaffaCakes118
unpack001/out.upx

Files

81faf8debb4e05d0cc6fb5c402f3e1bc_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: 96KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 71KB - Virtual size: 72KB

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: 128KB - Virtual size: 127KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 24KB - Virtual size: 21KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE