Static task
static1
Behavioral task
behavioral1
Sample
2024-02-04_b87442d9ac9903cd7e597565b79c0a4c_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-04_b87442d9ac9903cd7e597565b79c0a4c_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-04_b87442d9ac9903cd7e597565b79c0a4c_cryptolocker
-
Size
39KB
-
MD5
b87442d9ac9903cd7e597565b79c0a4c
-
SHA1
b370e1391f7ea9471bd714ee8fff80037a7e5e24
-
SHA256
5d225443d89ca6e8a5ccbd26aedc26043eb4b4d90376117f9b94e44526724654
-
SHA512
e51bda566fad469f08acb97a0457a0c0ff09274a098587e1228fc3fd726a47c4eb630b5b6543e9f7792834a931d29ce04890a647506ae64f0be6f463ccb81a30
-
SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6/Ct1:6j+1NMOtEvwDpjrR21
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 2024-02-04_b87442d9ac9903cd7e597565b79c0a4c_cryptolocker
Files
-
2024-02-04_b87442d9ac9903cd7e597565b79c0a4c_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: 11KB - Virtual size: 12KB
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