a3e1242373e1ac263b26332b48a5a53e_JaffaCakes118

General

Target

a3e1242373e1ac263b26332b48a5a53e_JaffaCakes118
Size

487KB
MD5

a3e1242373e1ac263b26332b48a5a53e
SHA1

97fb4956ead9ab3dc3aa9e4e6709c19ecb51e83f
SHA256

48d5be6994eaca55a31f4e8d413968ca35075fd029612f55a7672e06dbeeaf1c
SHA512

7c13a8133481f19fe55b43dde8ffb97dd9ecbf9656a88300ee119ea534eed593cafcd6d3357d6d80f92026de395b91149c1c95f7f5f8b22e33b72e01764e5467
SSDEEP

12288:G5I/tRuVBWb71uleTNIKT/X4PGKHvLNbvxTZ:G5K6VBWbYQ5zXWr5bZTZ

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
a3e1242373e1ac263b26332b48a5a53e_JaffaCakes118
unpack001/out.upx

Files

a3e1242373e1ac263b26332b48a5a53e_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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Sections

UPX0
Size: - Virtual size: 2.5MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 349KB - Virtual size: 352KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 3KB - 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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Sections

.text
Size: 853KB - Virtual size: 852KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 44KB - Virtual size: 43KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 1.8MB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 10KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: - Virtual size: 8B

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: 45KB - Virtual size: 44KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 2.5MB

UPX1 Size: 349KB - Virtual size: 352KB

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

Headers

File Characteristics

Sections

.text Size: 853KB - Virtual size: 852KB

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

.data Size: 44KB - Virtual size: 43KB

.bss Size: - Virtual size: 1.8MB

.idata Size: 10KB - Virtual size: 9KB

.tls Size: - Virtual size: 8B

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

.reloc Size: 45KB - Virtual size: 44KB

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

UPX0
Size: - Virtual size: 2.5MB

UPX1
Size: 349KB - Virtual size: 352KB

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

.text
Size: 853KB - Virtual size: 852KB

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

.data
Size: 44KB - Virtual size: 43KB

.bss
Size: - Virtual size: 1.8MB

.idata
Size: 10KB - Virtual size: 9KB

.tls
Size: - Virtual size: 8B

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

.reloc
Size: 45KB - Virtual size: 44KB

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