a18edd9531015fa0991b202df7a58ba5_JaffaCakes118

General

Target

a18edd9531015fa0991b202df7a58ba5_JaffaCakes118
Size

426KB
MD5

a18edd9531015fa0991b202df7a58ba5
SHA1

9c2e87515bb7b9a56f247b8abf4b5cb1e11fc5d5
SHA256

1442ed3001d70f82d529dec4a484ec11babf21e7f4627c3cc67abbce06d15ce2
SHA512

09fbcca75505af53fb9ff102ee8a7092246fd92fc8ab7f1e05405f04c752411c4ce5cd444e034cb5c2dfd8d66e051a164b3a35d14f98e8abb6fb2a41d99d8ce6
SSDEEP

6144:a2WhWmJVpARU40jWUbqPo36haraWlMGdibSqx8+08g0ZQIoLkL4CSwR5eWHDpZ:a2zKs7ErmPq5aWlMTSu8x8ZoLkECtrT

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
sample	upx

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
a18edd9531015fa0991b202df7a58ba5_JaffaCakes118
unpack001/out.upx

Files

a18edd9531015fa0991b202df7a58ba5_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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Sections

UPX0
Size: - Virtual size: 780KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 394KB - Virtual size: 396KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 31KB - 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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Sections

.text
Size: 916KB - Virtual size: 916KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.itext
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 16KB - Virtual size: 15KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 26KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 13KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: - Virtual size: 52B

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 512B - Virtual size: 24B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 65KB - Virtual size: 64KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 96KB - Virtual size: 96KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 780KB

UPX1 Size: 394KB - Virtual size: 396KB

.rsrc Size: 31KB - Virtual size: 32KB

Headers

File Characteristics

Sections

.text Size: 916KB - Virtual size: 916KB

.itext Size: 5KB - Virtual size: 4KB

.data Size: 16KB - Virtual size: 15KB

.bss Size: - Virtual size: 26KB

.idata Size: 13KB - Virtual size: 12KB

.tls Size: - Virtual size: 52B

.rdata Size: 512B - Virtual size: 24B

.reloc Size: 65KB - Virtual size: 64KB

.rsrc Size: 96KB - Virtual size: 96KB

UPX0
Size: - Virtual size: 780KB

UPX1
Size: 394KB - Virtual size: 396KB

.rsrc
Size: 31KB - Virtual size: 32KB

.text
Size: 916KB - Virtual size: 916KB

.itext
Size: 5KB - Virtual size: 4KB

.data
Size: 16KB - Virtual size: 15KB

.bss
Size: - Virtual size: 26KB

.idata
Size: 13KB - Virtual size: 12KB

.tls
Size: - Virtual size: 52B

.rdata
Size: 512B - Virtual size: 24B

.reloc
Size: 65KB - Virtual size: 64KB

.rsrc
Size: 96KB - Virtual size: 96KB