20240517aef78f46044d7cd4000c244e07cb0e91cryptolocker[.]bin | Triage

Sharing

General

Target

20240517aef78f46044d7cd4000c244e07cb0e91cryptolocker.bin
Size

25KB
MD5

aef78f46044d7cd4000c244e07cb0e91
SHA1

6f91ce25fc3a7888d7ca1b78428f760c77f6c5e8
SHA256

67e186e160b03e8b473a6099bbdc15453e697d5b3c2895d01451d3b94b085160
SHA512

a566886eff4edb6dc88dd3571dd1a66759d8b110c9739f1851f04bc08e3613c9120b5e77e796543febc57b3f810d9b21daccf18c4dae97e6ee0b31fce829f37f
SSDEEP

384:bVCPwFRuFn65arz1ZhdaXFXSCVQTLfjDp6HnpObd:bVCPwFRo6CpwXFXSqQXfjAHAp

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
20240517aef78f46044d7cd4000c244e07cb0e91cryptolocker.bin
unpack001/out.upx

Files

20240517aef78f46044d7cd4000c244e07cb0e91cryptolocker.bin
.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_32BIT_MACHINE

Sections

UPX0
Size: - Virtual size: 28KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 11KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 8KB - Virtual size: 12KB

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_32BIT_MACHINE

Sections

.text
Size: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ