4a6e33bfe1cdf8060ea7d07386fbe471_JaffaCakes118 | Triage

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General

Target

4a6e33bfe1cdf8060ea7d07386fbe471_JaffaCakes118
Size

761KB
MD5

4a6e33bfe1cdf8060ea7d07386fbe471
SHA1

8a92d6c0ebf36411b080bace9419bca8b4555488
SHA256

45447b796332d600e5c02f0388acef31448fe2b25cd93aab8d654e4b54cdab58
SHA512

905b7e17ef288b2011c1919d34ffd012f90ee05789cabf4073963acd8251f1d50ddae467ff3305e3f8c7ae35e59f99c72e11f525976172fb3ea190c7894f3bfe
SSDEEP

12288:e2ccc8uRgeZWX2GoRn5iwziPb69O2AqLrEWA9qdJctQVNObNNAZ8uQE6HagbTkLt:e2QHZaoRzwbYOMEjwkQw/48666U60b9q

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
4a6e33bfe1cdf8060ea7d07386fbe471_JaffaCakes118
unpack001/out.upx

Files

4a6e33bfe1cdf8060ea7d07386fbe471_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
IMAGE_FILE_DEBUG_STRIPPED

Sections

UPX0
Size: - Virtual size: 6.8MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 760KB - Virtual size: 764KB

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
IMAGE_FILE_DEBUG_STRIPPED

Sections

.text
Size: 7.4MB - Virtual size: 7.4MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 19KB - Virtual size: 63KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE