41b603c0b27949dfc5c0fa528a2e4e37_JaffaCakes118 | Triage

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General

Target

41b603c0b27949dfc5c0fa528a2e4e37_JaffaCakes118
Size

973KB
MD5

41b603c0b27949dfc5c0fa528a2e4e37
SHA1

691b94a8af3518663f4331d5728a70021fb9fb8c
SHA256

c15af17440451152b93a5320b3e45c736139ea84de11c3e1ed34c3b2d6b8de0c
SHA512

116ddabd443edada9b635890542081ff68fd7f2166489a865e2198b436313bfd2d2dc751290d181d72dab085c5a9eccbe73e26184409abb85ff7b6a402bf80b8
SSDEEP

24576:rXJCLReqiUQn11H+QryW/I34AjqoEhXwcTbvUXa/xwPS:VqFw1HiW/IvqoIwiUXakS

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
static1/unpack001/JyFlashBfq1.2/Flash.exe	upx

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
unpack001/JyFlashBfq1.2/Flash.exe
unpack002/out.upx

Files

41b603c0b27949dfc5c0fa528a2e4e37_JaffaCakes118
.zip
JyFlashBfq1.2/Flash.exe
.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: 88KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 155KB - Virtual size: 156KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 26KB - Virtual size: 28KB

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: 20KB - Virtual size: 19KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 4KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.data
Size: 176KB - Virtual size: 176KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 28KB - Virtual size: 25KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
JyFlashBfq1.2/˵.txt