Static task
static1
Behavioral task
behavioral1
Sample
2024-04-25_41bcb3bae56f4fd1e401f2e1e96889d8_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-25_41bcb3bae56f4fd1e401f2e1e96889d8_cryptolocker.exe
Resource
win10v2004-20240412-en
General
-
Target
2024-04-25_41bcb3bae56f4fd1e401f2e1e96889d8_cryptolocker
-
Size
48KB
-
MD5
41bcb3bae56f4fd1e401f2e1e96889d8
-
SHA1
cda7bb807a9f30a976b994abacd6380b0a3e03e2
-
SHA256
587c2e49ef97146e41b4997dbc650a536dffd8efcdd3284ebfe55a5db43eade2
-
SHA512
c05575934bfec62c5c0cd7fff4ee52016b0c5bdcceb7fc26b3f31b628b1cb375f6f4ebd1d29accab529c9f66b7091d5114a0dd3782a551feb13dcfea5a624577
-
SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9RzhwaN4NOc:xj+VGMOtEvwDpjy+TN47
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 2024-04-25_41bcb3bae56f4fd1e401f2e1e96889d8_cryptolocker
Files
-
2024-04-25_41bcb3bae56f4fd1e401f2e1e96889d8_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