a7fa3c13f16a3833af9370bd60ca365a_JaffaCakes118 | Triage

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General

Target

a7fa3c13f16a3833af9370bd60ca365a_JaffaCakes118
Size

91KB
MD5

a7fa3c13f16a3833af9370bd60ca365a
SHA1

0b759986256c1b683ea3f0b7ffd06f4229c33f49
SHA256

b1fe6d41978fe1363497fb50ab7ba8205c8f81870db478e99c1df71ceb37f3bf
SHA512

f6793350ff17037543e8d905c9afcd151ff24055cd354091e37f185d33b631dd5fca80e31e286278fdfcbd65a860cd4d8c37cb7622e0e1626c076ef350506858
SSDEEP

1536:Dqle9CTq6x6fAMx3WbgDkRrD8CSX6XEw5Csq6l1NP3aq9Cj1RGF:geYTq6YrxGbaiHOXb6C2xP3ax2

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
a7fa3c13f16a3833af9370bd60ca365a_JaffaCakes118
unpack001/out.upx

Files

a7fa3c13f16a3833af9370bd60ca365a_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: 176KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 89KB - Virtual size: 92KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX2
Size: 512B - 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: 180KB - Virtual size: 178KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 44KB - Virtual size: 41KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 20KB - Virtual size: 32KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE