Behavioral task
behavioral1
Sample
2024-05-23_45ef08f9c98cdfdc2de951149cb4449c_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-23_45ef08f9c98cdfdc2de951149cb4449c_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-05-23_45ef08f9c98cdfdc2de951149cb4449c_cryptolocker
-
Size
63KB
-
MD5
45ef08f9c98cdfdc2de951149cb4449c
-
SHA1
8dc2e423d2b129067170bf5b919d42aed426b229
-
SHA256
2de333dbf4dca0e730aa2baa79e0af87c74e6aa58ee6ab2a962892d3f1fd8f45
-
SHA512
abc89100af66b85d31cd86ec7629ac1e15897f4ae670e708ca348c32b9954d9ce4ef83a5e7bde766c71c9e33a6fc27cef3a631d945e51c73afae5e4729bcba8d
-
SSDEEP
768:P8mnjO6LsoEEeegiZPvEhHSG+gbum/kLyMro2GtOOtEvwDpjKvWxHCbSVaFn0jK/:P8mnK6QFElP6n+gymddpMOtEvwDpjYMQ
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_45ef08f9c98cdfdc2de951149cb4449c_cryptolocker
Files
-
2024-05-23_45ef08f9c98cdfdc2de951149cb4449c_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