a3451797d0fcea91f449fc7d7b4bcdb3_JaffaCakes118

General

Target

a3451797d0fcea91f449fc7d7b4bcdb3_JaffaCakes118
Size

576KB
MD5

a3451797d0fcea91f449fc7d7b4bcdb3
SHA1

0ac6c8a491fb2ce903089c58e8677ba337beee32
SHA256

9a0cd38fdb1ee9a570293e3fe38ac86231edb847b1c0193d867ad101fdb5aed6
SHA512

c98a99dc6d7cd52293c60377b014bf70c34dc6e3ad2c2a6ef8088144b45db72ce61d6732dbe83848cf9f820cc70a780d753770082bd1094fe7cfacd986451fc6
SSDEEP

12288:oQUa/MA8yiWmDUy9L3BRDhizGJ4JCUD3dzr3/ZX7du227cB:oQf/hF4/hihJCMNz7/ZrduJYB

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
a3451797d0fcea91f449fc7d7b4bcdb3_JaffaCakes118
unpack001/out.upx

Files

a3451797d0fcea91f449fc7d7b4bcdb3_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: 592KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 531KB - Virtual size: 532KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 36KB - Virtual size: 36KB

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

CODE
Size: 801KB - Virtual size: 800KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

DATA
Size: 20KB - Virtual size: 19KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

BSS
Size: - Virtual size: 15KB

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: 16B

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: 45KB - Virtual size: 45KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 198KB - Virtual size: 197KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 592KB

UPX1 Size: 531KB - Virtual size: 532KB

.rsrc Size: 36KB - Virtual size: 36KB

Headers

File Characteristics

Sections

CODE Size: 801KB - Virtual size: 800KB

DATA Size: 20KB - Virtual size: 19KB

BSS Size: - Virtual size: 15KB

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

.tls Size: - Virtual size: 16B

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

.reloc Size: 45KB - Virtual size: 45KB

.rsrc Size: 198KB - Virtual size: 197KB

UPX0
Size: - Virtual size: 592KB

UPX1
Size: 531KB - Virtual size: 532KB

.rsrc
Size: 36KB - Virtual size: 36KB

CODE
Size: 801KB - Virtual size: 800KB

DATA
Size: 20KB - Virtual size: 19KB

BSS
Size: - Virtual size: 15KB

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

.tls
Size: - Virtual size: 16B

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

.reloc
Size: 45KB - Virtual size: 45KB

.rsrc
Size: 198KB - Virtual size: 197KB