b40c61ccbd47165deb72c1a9d4990738_JaffaCakes118 | Triage

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General

Target

b40c61ccbd47165deb72c1a9d4990738_JaffaCakes118
Size

27KB
MD5

b40c61ccbd47165deb72c1a9d4990738
SHA1

d080a8068d10b6f098f0b6e60be74c3b026d9dd7
SHA256

5a4d6c8899861aad07ffe073770c4784e740e28569a775f1cf305ad1bfb4041e
SHA512

c41d1aae6a0d7a28f284e000ae5e7060a800b8ba7e41a3645c263a3a256e30d2aad9141de2028f58972497d59567550dbb7de9bd1b5f5077eeaf62a42c027dd7
SSDEEP

384:9Ch3fpPYEeVlBeCJa1255dCday0soDIl5ZZ/QrnRRzYKyQenyH6a1WdTfc4DHOzW:sWV7LRgakyInZ8nRBgdTE4DuWWiXtbt

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
b40c61ccbd47165deb72c1a9d4990738_JaffaCakes118
unpack001/out.upx

Files

b40c61ccbd47165deb72c1a9d4990738_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: 40KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 25KB - Virtual size: 28KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX2
Size: 512B - 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: 48KB - Virtual size: 45KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 8KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE