fa91fe81bfff23549e95d97356b9bf2f_JaffaCakes118 | Triage

Sharing

General

Target

fa91fe81bfff23549e95d97356b9bf2f_JaffaCakes118
Size

23KB
MD5

fa91fe81bfff23549e95d97356b9bf2f
SHA1

66c43b3879907d53657ec15de2767be8f778c663
SHA256

871747ccb23fb4be4309888a034fa85c260591947cf57718edd8eade68ec37e1
SHA512

b0bc2c6899b7d8c6aac1c88576c9d67708aff5ca024ff686e617b9f615d0faa9ac94186877da8e19c2dd22c62e57fb876e06ceed388210d5c4ce9b182d0254b3
SSDEEP

384:KbFNDm1Qs6cVONauBclChJ1FaJLxk5T79hiLIBI5oOVbYp2uF4E23lBhB3aaX21R:KjDmQYVOEoUChfgL89WIW5o462B3X3X6

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
fa91fe81bfff23549e95d97356b9bf2f_JaffaCakes118
unpack001/out.upx

Files

fa91fe81bfff23549e95d97356b9bf2f_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: 24KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 17KB - Virtual size: 20KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe .vbs windows:4 windows x86 arch:x86 polyglot

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: 24KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ