a3b54b2c066716f2c1051e4a37adf78c_JaffaCakes118 | Triage

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General

Target

a3b54b2c066716f2c1051e4a37adf78c_JaffaCakes118
Size

11KB
MD5

a3b54b2c066716f2c1051e4a37adf78c
SHA1

ecac2a6121d1d6300954dc9a7f01d0334957621e
SHA256

0d8f52bc0b710a208e5ebdea8fe59b5fb89be27b03b1347bcadf071482af6c0c
SHA512

1cf933890f8e3df4088a0e7773049fc8345a90e2e60b5e7a525212acaf36ade4c1c46f8af0c84a588e8094f0ce69486415593be3863be4683bbfaa9a11f795f3
SSDEEP

192:8vDUfxj+oTY9KbxvlTw+Ce7MgwZ4dTfBU6zOsZbRaWGQH/dHR:8vDQxzTY9KVlTwHeIgwCrzOsF4A

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
a3b54b2c066716f2c1051e4a37adf78c_JaffaCakes118
unpack001/out.upx

Files

a3b54b2c066716f2c1051e4a37adf78c_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: 10KB - Virtual size: 12KB

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: 25KB - Virtual size: 24KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE