Behavioral task
behavioral1
Sample
2024-05-29_1c5ce63357f055cc720cd20e7df7e90e_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-29_1c5ce63357f055cc720cd20e7df7e90e_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-05-29_1c5ce63357f055cc720cd20e7df7e90e_cryptolocker
-
Size
90KB
-
MD5
1c5ce63357f055cc720cd20e7df7e90e
-
SHA1
089107e63ff1d0e6d83bdc469f2a931af2a49655
-
SHA256
ab6ec6051bf4b6f2eccbd410d9ecdc4754c8e994959576a14b086ced8ad4e19d
-
SHA512
5ef08b31ea25984eaff1b38de57e17fcb3f3972ab7119cf0fdb2f43361848a6551caa6424315f72d3d8aa923b9000a266e5951c7279f8f7b5f112669314a3c70
-
SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/S:n6a+1SEOtEvwDpjYYvQd2PB
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 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-29_1c5ce63357f055cc720cd20e7df7e90e_cryptolocker
Files
-
2024-05-29_1c5ce63357f055cc720cd20e7df7e90e_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
UPX0 Size: 20KB - Virtual size: 32KB
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: 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