b3398a857e9e3fe42df25f789bfd1d79_JaffaCakes118 | Triage

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General

Target

b3398a857e9e3fe42df25f789bfd1d79_JaffaCakes118
Size

147KB
MD5

b3398a857e9e3fe42df25f789bfd1d79
SHA1

58c16cf37ff12562c013f9a4ef536af1f66fccad
SHA256

5d7da6c451a371d676df4ae725988a5b6077d04334d7e7026dda0b3ff93e1bcb
SHA512

5c40ea9146891533c10067092bbfe2cac48c822a73ec9091c1fb7573f0ed6135acbca661b5287acb0b9db8fb557b5e72a9e6d08b67751f0458407e8f653c1869
SSDEEP

3072:X/yB0FBz5xjUJ6IkWCCSEttia0A1cGZRFyKIoRcJFbmD3OhOU5/iA:X/yBqbyJAWCAXia0ScGZ9IG6ADm5/

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
b3398a857e9e3fe42df25f789bfd1d79_JaffaCakes118
unpack001/out.upx

Files

b3398a857e9e3fe42df25f789bfd1d79_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: 28KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 143KB - Virtual size: 144KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 3KB - 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: 12KB - Virtual size: 8KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 144KB - Virtual size: 143KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ