Behavioral task
behavioral1
Sample
2024-03-05_7a762cc84c01e6e368bf669f90b2b770_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-05_7a762cc84c01e6e368bf669f90b2b770_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-05_7a762cc84c01e6e368bf669f90b2b770_cryptolocker
-
Size
64KB
-
MD5
7a762cc84c01e6e368bf669f90b2b770
-
SHA1
914e87aacc04666a1ebafadc5746de56359534df
-
SHA256
88d9f10f8f343d63b224d7c3a7dfd5dc31fcf8a7c3960bb38a5767ab8ddb20f8
-
SHA512
2fbfd3d8a41e8ec270c813ead6e67e8e897a7b70038672377b8ab06162b465e87ee5836c62b5f89c8847ef35ea155121e2ffbc15411866623a11fbcde7887299
-
SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5K7EO0+:zj+soPSMOtEvwDpj4kpmeLm7j+
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 2024-03-05_7a762cc84c01e6e368bf669f90b2b770_cryptolocker
Files
-
2024-03-05_7a762cc84c01e6e368bf669f90b2b770_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