a2a4e91cdf63cfdd05592d355335bcaa_JaffaCakes118 | Triage

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General

Target

a2a4e91cdf63cfdd05592d355335bcaa_JaffaCakes118
Size

12KB
MD5

a2a4e91cdf63cfdd05592d355335bcaa
SHA1

fe0a137ebf77ba44a058d660d8afdd0b4102959f
SHA256

6f2717bcc3428d7044c488976788695b60f1c3f9f29aa791deaa31e21a3f049d
SHA512

2366ab4f0f41ca1c2f97ed43ab726e43de6c09bd927e41d4a860114af8d58c2b35181c4176db3d26ca1f0f5a46f91b39f320ec72bfcc4dbe447457c3910d10b6
SSDEEP

192:7n6t/yK5/EfFvcPhblWQHFz2LzruZT1Sq+RW1FU3MxfxwEkIpw7gfv6:AyK5/OFvs9QQp4zruZT1OyF/xbkFgH6

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
a2a4e91cdf63cfdd05592d355335bcaa_JaffaCakes118
unpack001/out.upx

Files

a2a4e91cdf63cfdd05592d355335bcaa_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: 424KB

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: 18KB - Virtual size: 17KB

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: 1KB - Virtual size: 402KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE