a57c1fc4693cff3e043ddf78728ae548_JaffaCakes118 | Triage

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General

Target

a57c1fc4693cff3e043ddf78728ae548_JaffaCakes118
Size

148KB
MD5

a57c1fc4693cff3e043ddf78728ae548
SHA1

c4b585966b25838a6820529871339e11b0d709e2
SHA256

642ae300f854b4414ddb7c6297fb98767681e8d04f7ede127875ac2a0ce7eb6c
SHA512

ebb6d9db23fb354d0bf52f38f0223fd12bca27cadf15562fdce6826d7aae3fe81b731833a0447ca95c4bebc68f39cd8a84b7eb661539177c54232e0182a6c5ab
SSDEEP

3072:ZjCT4CdpwA1V/J/HCNKGy3sWLj0Is2MVoCwMOsYBr7gpOfjf9:Z84C4gjiNReLj/s2M3y7g6V

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
a57c1fc4693cff3e043ddf78728ae548_JaffaCakes118
unpack001/out.upx

Files

a57c1fc4693cff3e043ddf78728ae548_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: 312KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 141KB - Virtual size: 144KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 5KB - Virtual size: 8KB

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: 432KB - Virtual size: 430KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ