a8d4b81bb83399820bad812888e99373_JaffaCakes118

General

Target

a8d4b81bb83399820bad812888e99373_JaffaCakes118
Size

669KB
MD5

a8d4b81bb83399820bad812888e99373
SHA1

3c2313488f26ea4ecd7b05d9acdd2d781e098427
SHA256

e4ab1db471fc2ed7985a2a6bd9e45bc58eb0c28c0b7081e2282f1772ce4956b0
SHA512

7d350c01f5d68834661b419750e55645b0fc75bd0933c5564d2c2ae77db1a69247f21c97f5373622067f14b66aae50d190f5847aedf93682db9bc64fd8d4bf03
SSDEEP

12288:XHlawHGMpk7lZWnIoWbq47T6sSjvcGk+26wP29gu5rNWHPM:XHlnH47leIA4is3l+ouJNWHP

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
sample	upx

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
a8d4b81bb83399820bad812888e99373_JaffaCakes118
unpack001/out.upx

Files

a8d4b81bb83399820bad812888e99373_JaffaCakes118
.exe windows:5 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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Sections

UPX0
Size: - Virtual size: 2.7MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 550KB - Virtual size: 552KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 117KB - Virtual size: 120KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows:5 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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Sections

.text
Size: 1.0MB - Virtual size: 1.0MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 28KB - Virtual size: 28KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 21KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 12KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: - Virtual size: 60B

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 512B - Virtual size: 24B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 72KB - Virtual size: 71KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 2.1MB - Virtual size: 2.1MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 2.7MB

UPX1 Size: 550KB - Virtual size: 552KB

.rsrc Size: 117KB - Virtual size: 120KB

Headers

File Characteristics

Sections

.text Size: 1.0MB - Virtual size: 1.0MB

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

.data Size: 28KB - Virtual size: 28KB

.bss Size: - Virtual size: 21KB

.idata Size: 12KB - Virtual size: 12KB

.tls Size: - Virtual size: 60B

.rdata Size: 512B - Virtual size: 24B

.reloc Size: 72KB - Virtual size: 71KB

.rsrc Size: 2.1MB - Virtual size: 2.1MB

UPX0
Size: - Virtual size: 2.7MB

UPX1
Size: 550KB - Virtual size: 552KB

.rsrc
Size: 117KB - Virtual size: 120KB

.text
Size: 1.0MB - Virtual size: 1.0MB

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

.data
Size: 28KB - Virtual size: 28KB

.bss
Size: - Virtual size: 21KB

.idata
Size: 12KB - Virtual size: 12KB

.tls
Size: - Virtual size: 60B

.rdata
Size: 512B - Virtual size: 24B

.reloc
Size: 72KB - Virtual size: 71KB

.rsrc
Size: 2.1MB - Virtual size: 2.1MB