b21faa999503486fce13210021437484_JaffaCakes118

General

Target

b21faa999503486fce13210021437484_JaffaCakes118
Size

561KB
MD5

b21faa999503486fce13210021437484
SHA1

4de4de66d3c1aac9d1ccefd153f49630a8723ee4
SHA256

b7c5bdd45f2cadcc985e5a91dd00ed787b3e1fbb9b360067eac9b4836d69e210
SHA512

e3a1c1fc0e4b5ca4b69f1b20ac97cbf8832d83bb8345f9e24d682033fe0b1b2491e209c8cb154f7cd4d2ffaf848562fab072910c0340c838e436414136e0c94a
SSDEEP

12288:hKS0JNZ5CgtqLQWrPEFi3PCHaLujeKdtRa6yOLZh0A8mufqQ:8S0JNZQgtqqFifC6LQxaah

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
b21faa999503486fce13210021437484_JaffaCakes118
unpack001/out.upx

Files

b21faa999503486fce13210021437484_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: 928KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 507KB - Virtual size: 508KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 45KB - Virtual size: 48KB

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: 1009KB - Virtual size: 1009KB

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: 31KB - Virtual size: 30KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 20KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 13KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: - Virtual size: 52B

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: 73KB - Virtual size: 73KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 244KB - Virtual size: 244KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 928KB

UPX1 Size: 507KB - Virtual size: 508KB

.rsrc Size: 45KB - Virtual size: 48KB

Headers

File Characteristics

Sections

.text Size: 1009KB - Virtual size: 1009KB

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

.data Size: 31KB - Virtual size: 30KB

.bss Size: - Virtual size: 20KB

.idata Size: 13KB - Virtual size: 12KB

.tls Size: - Virtual size: 52B

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

.reloc Size: 73KB - Virtual size: 73KB

.rsrc Size: 244KB - Virtual size: 244KB

UPX0
Size: - Virtual size: 928KB

UPX1
Size: 507KB - Virtual size: 508KB

.rsrc
Size: 45KB - Virtual size: 48KB

.text
Size: 1009KB - Virtual size: 1009KB

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

.data
Size: 31KB - Virtual size: 30KB

.bss
Size: - Virtual size: 20KB

.idata
Size: 13KB - Virtual size: 12KB

.tls
Size: - Virtual size: 52B

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

.reloc
Size: 73KB - Virtual size: 73KB

.rsrc
Size: 244KB - Virtual size: 244KB