Behavioral task
behavioral1
Sample
2024-03-27_8577e86b9972ffe79df41bf3ba687f30_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-27_8577e86b9972ffe79df41bf3ba687f30_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-27_8577e86b9972ffe79df41bf3ba687f30_cryptolocker
-
Size
106KB
-
MD5
8577e86b9972ffe79df41bf3ba687f30
-
SHA1
bb5180a8f72a54351f8c61636e000afa48d78791
-
SHA256
77afa9432fcddd6ebefa0a7473bea2a08eab639e47a88fc9950701368e94774d
-
SHA512
36878544e47532f78985ac965d7bd05660dcb5537e6cc61df763febce42da47e53767be87868c09475133ec576d4b265096d0c606ce26130aef1b4c25e2b3f6d
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gks/:1nK6a+qdOOtEvwDpj/
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 2024-03-27_8577e86b9972ffe79df41bf3ba687f30_cryptolocker
Files
-
2024-03-27_8577e86b9972ffe79df41bf3ba687f30_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE