b4853b4b345d7f36c60237605932fe0e_JaffaCakes118 | Triage

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General

Target

b4853b4b345d7f36c60237605932fe0e_JaffaCakes118
Size

90KB
MD5

b4853b4b345d7f36c60237605932fe0e
SHA1

6d1a7fdbe04a7e0112462ebeac1d935571fd0182
SHA256

9983a105329f9ec64397477f5c0766a78af6334c9140583364161e84d9e2d496
SHA512

904a6947736a787bffc2357423670650de01b8598717df7bc728d3e7ceee0ae06bec5dcdc7749d251ae66e89316f66b0eb76fe06f9600dee1c68133273067cb4
SSDEEP

1536:vYjIyeC1eUfKjkhBYJ7mTCbqODiC1ZsyHZK0FjlqsS5eHyG9LU3YG8nr:wdEUfKj8BYbDiC1ZTK7sxtLUIGi

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
b4853b4b345d7f36c60237605932fe0e_JaffaCakes118
unpack001/out.upx

Files

b4853b4b345d7f36c60237605932fe0e_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: 496KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 75KB - Virtual size: 76KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX2
Size: 1024B - 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: 256KB - Virtual size: 256KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 245KB - Virtual size: 293KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE