431c61397f86250d7aa15962ca7ac7b1_JaffaCakes118 | Triage

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General

Target

431c61397f86250d7aa15962ca7ac7b1_JaffaCakes118
Size

33KB
MD5

431c61397f86250d7aa15962ca7ac7b1
SHA1

20f2d4d97e77e22d219b8138b099cf5d34e0ae0b
SHA256

74131f38c0720ef77042721c3838d7231531072d0fec9f703d7238f926a9f497
SHA512

409dabcf187fc41be0cb2063a13aa7eef0e67a93e24afbc65887955025c2f2f71941a9ef0a3eea1ee110b864fe1c60f06fb9094668fd6efc133f350cec6bc94f
SSDEEP

768:fMjXpn24WRa7/zsi2uSCBklVDzn+VZQYkZ1g:fMjXpnfWUPD2C0VcShg

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
431c61397f86250d7aa15962ca7ac7b1_JaffaCakes118
unpack001/out.upx

Files

431c61397f86250d7aa15962ca7ac7b1_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: 28KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 21KB - Virtual size: 24KB

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: 28KB - Virtual size: 26KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 8KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE