1b1f658ad8f88cef643502ce7939b2d1_JaffaCakes118 | Triage

Sharing

General

Target

1b1f658ad8f88cef643502ce7939b2d1_JaffaCakes118
Size

28KB
MD5

1b1f658ad8f88cef643502ce7939b2d1
SHA1

95853ff9e9e836daf0be5b93bc121f523751d33c
SHA256

8d9f11ff135b108d6e33e5e82bcf004882dff3adcce72121994638772e9a7fbd
SHA512

16f108bae11dd96ae9ad43cf94a8cb2f5e4ac44adca9941e3f8e185de164f3c06f62e8f89e9d8426a7e990477425d5484521a4aeebf8ad0e52e39a865f5fb3b9
SSDEEP

768:1V+zQi6uTa+TS8Ejs9ddjXydQqbMmfwr:uUb+u8Eg9vjXydQFp

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
1b1f658ad8f88cef643502ce7939b2d1_JaffaCakes118
unpack001/out.upx

Files

1b1f658ad8f88cef643502ce7939b2d1_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: 48KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 26KB - Virtual size: 28KB

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: 50KB - Virtual size: 50KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE