3f4b53f3f49aa8a5a4bd92f701f71fbf_JaffaCakes118 | Triage

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General

Target

3f4b53f3f49aa8a5a4bd92f701f71fbf_JaffaCakes118
Size

304KB
MD5

3f4b53f3f49aa8a5a4bd92f701f71fbf
SHA1

94e7dde18252344566c08058eb994e8c587e08b3
SHA256

c7895fa8af9fd42d47aa5a06bac59f3b39d0daf6a7564e124d23ee16e40fec1d
SHA512

596d2bcac1ba49b6a9f83259f4288a9c04d399101cf495107dc9451801dc3f6f2a48bf3354595351f04dc48f2e75c609ea2020d21db6e63ed04b796ecf3d7070
SSDEEP

6144:pWxouPMUXsx+BKEO2v9naRSyvjzrzJL/1u8mc6D:8xouPMULBNRFaRSyvjzrBU8mc6D

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
3f4b53f3f49aa8a5a4bd92f701f71fbf_JaffaCakes118
unpack001/out.upx

Files

3f4b53f3f49aa8a5a4bd92f701f71fbf_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: 32KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 8KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 8KB - Virtual size: 12KB

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: 16KB - Virtual size: 14KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 12KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ