858ee28cdbb461dd4b8dd6805865b3d4_JaffaCakes118 | Triage

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General

Target

858ee28cdbb461dd4b8dd6805865b3d4_JaffaCakes118
Size

34KB
MD5

858ee28cdbb461dd4b8dd6805865b3d4
SHA1

3099c6c4207775f4a27a1c4f0a3174476a9cbce3
SHA256

d7363b1fbca66ab6d55f40b846bf6e050752107f0ade5f453469136ccfd93add
SHA512

07ea77b1f37411d171407c99afe4c6d992d360f70e4bcb930ec19890caa94d50c09c4f4d1ae5999f068b99fd1ce3bc945acf9473ac525b6976c42e114cbc7c42
SSDEEP

768:UiHkM/NnY2kD02Rck0jnLHT2/z951pkAZPF2n:UiEMVG/Ckun2X

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
858ee28cdbb461dd4b8dd6805865b3d4_JaffaCakes118
unpack001/out.upx

Files

858ee28cdbb461dd4b8dd6805865b3d4_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: 240KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 32KB - Virtual size: 36KB

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: 50KB - Virtual size: 50KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 11KB - Virtual size: 207KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE