Behavioral task
behavioral1
Sample
2024-03-07_9041c49f3303df5daf255f8d84816f26_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-07_9041c49f3303df5daf255f8d84816f26_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-07_9041c49f3303df5daf255f8d84816f26_cryptolocker
-
Size
80KB
-
MD5
9041c49f3303df5daf255f8d84816f26
-
SHA1
a6f646dc6e89f4aff91853a50fbf55f42d98c1d4
-
SHA256
ab422b29e5aafb7eda4e125deeebc5cf503421d44f10a65ea917758f5517eb5f
-
SHA512
4c645180762cd432d080f0ec012f5f15671566541f95d2c8a69a5c91be197fd82e08b7427b30fb25346fed006d7c71ff6a78f3a121974587cc511f7438baa382
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyTghh:zCsanOtEvwDpjT
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 2024-03-07_9041c49f3303df5daf255f8d84816f26_cryptolocker
Files
-
2024-03-07_9041c49f3303df5daf255f8d84816f26_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_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - 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