Behavioral task
behavioral1
Sample
2024-05-23_de61240bc0e083ccd0411e0bf6ebf03f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-23_de61240bc0e083ccd0411e0bf6ebf03f_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-05-23_de61240bc0e083ccd0411e0bf6ebf03f_cryptolocker
-
Size
53KB
-
MD5
de61240bc0e083ccd0411e0bf6ebf03f
-
SHA1
b577ea3090664edd4a9855c022de1931da11ef13
-
SHA256
ef3eca6fa7a1bd529c418c757e9314dc13b38a2ffa5f4a1c9e7d2a59b6ed77aa
-
SHA512
b448927fe58e2d604152001c8f94e36680d064c8e599ab8e2a10d1a5ad5d3b943fb1a2e959de8b90549524fd0d576be01489d229dd43f90e473689c44c341848
-
SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOnM4p:z6QFElP6n+gKmddpMOtEvwDpj31iH
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 2024-05-23_de61240bc0e083ccd0411e0bf6ebf03f_cryptolocker
Files
-
2024-05-23_de61240bc0e083ccd0411e0bf6ebf03f_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: 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