40b99056f55a639df671a928cc985a01_JaffaCakes118 | Triage

Sharing

General

Target

40b99056f55a639df671a928cc985a01_JaffaCakes118
Size

140KB
MD5

40b99056f55a639df671a928cc985a01
SHA1

b70f1f0a32a22f285640e4258be8b72034599444
SHA256

e078be46ff2656bb6414fdab0bbd9e485b51307ebb41bdb8df2481b8b9bbfc34
SHA512

b151cbbde6368322a2e65e9d145c13bf7732df00eb9ae816f4b367ec3e3fee312369e8db6a33ed8136a63afb095e9cf11675bb472146d432861de4d4a54b2c83
SSDEEP

3072:aTUtZpaaUJ7FlxTTUXdu/6NIqjRcNQl8eKBOVTNjKgp1:ucpavHIfNXLKe9VBjx

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
40b99056f55a639df671a928cc985a01_JaffaCakes118
unpack001/out.upx

Files

40b99056f55a639df671a928cc985a01_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: 112KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 65KB - Virtual size: 68KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 73KB - Virtual size: 76KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
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: 96KB - Virtual size: 95KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 60KB - Virtual size: 58KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ