ef3be9fa25eddf4b6ef3f18621c21a73_JaffaCakes118

General

Target

ef3be9fa25eddf4b6ef3f18621c21a73_JaffaCakes118
Size

559KB
MD5

ef3be9fa25eddf4b6ef3f18621c21a73
SHA1

ee7915070514fc72df1d4b36d4dea597845bdb6b
SHA256

461961208eb86feffbf91d37ab2f71a57e9ffca2ab22937859bf977fd4129df7
SHA512

f506f932a78b2bdc44c491f044c14ae58c915b5282e52e8354bc6be5431eee4b8f1aa770ab99edbf5c33b96097e90b0b031d33f32b3fca6b910729c78e5fb2f0
SSDEEP

12288:9pgnwIx25XT+tj0wKxRpXgguUr4epbb/OfY29Vr1YlcwYC:HgwD5DmArgguUr46zOfYArY3Y

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
ef3be9fa25eddf4b6ef3f18621c21a73_JaffaCakes118
unpack001/out.upx

Files

ef3be9fa25eddf4b6ef3f18621c21a73_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: 920KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 505KB - Virtual size: 508KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

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: 1003KB - Virtual size: 1003KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 31KB - Virtual size: 30KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 20KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 12KB - 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: 73KB - Virtual size: 72KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 243KB - Virtual size: 243KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 920KB

UPX1 Size: 505KB - Virtual size: 508KB

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

Headers

File Characteristics

Sections

.text Size: 1003KB - Virtual size: 1003KB

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

.data Size: 31KB - Virtual size: 30KB

.bss Size: - Virtual size: 20KB

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

.tls Size: - Virtual size: 52B

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

.reloc Size: 73KB - Virtual size: 72KB

.rsrc Size: 243KB - Virtual size: 243KB

UPX0
Size: - Virtual size: 920KB

UPX1
Size: 505KB - Virtual size: 508KB

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

.text
Size: 1003KB - Virtual size: 1003KB

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

.data
Size: 31KB - Virtual size: 30KB

.bss
Size: - Virtual size: 20KB

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

.tls
Size: - Virtual size: 52B

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

.reloc
Size: 73KB - Virtual size: 72KB

.rsrc
Size: 243KB - Virtual size: 243KB