Static task
static1
Behavioral task
behavioral1
Sample
2024-02-18_83387229b70e91f539bc04d8b897a25c_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-18_83387229b70e91f539bc04d8b897a25c_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-18_83387229b70e91f539bc04d8b897a25c_cryptolocker
-
Size
102KB
-
MD5
83387229b70e91f539bc04d8b897a25c
-
SHA1
8aa473ad4f08b268c31489131f537bbdcbf83589
-
SHA256
d44a2b9122d4c1b89895ef13ed773e03691a013164c196f923eb05c4f776e134
-
SHA512
76fdd8932c7627d5a7676b5b6d51b1c031a49fcf4d1693ff3c82c78acbe21839c29fb3f950846d977409e93bd345ff6d8d85c2ac58a3e6ccff7fe36d7ba708f4
-
SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2NMbR:xj+VGMOtEvwDpjubwQEIiVmkxv/mR
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-18_83387229b70e91f539bc04d8b897a25c_cryptolocker
Files
-
2024-02-18_83387229b70e91f539bc04d8b897a25c_cryptolocker.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
IMAGE_FILE_DEBUG_STRIPPED
Sections
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE