Behavioral task
behavioral1
Sample
2024-03-11_8c0c8845098dbc2ad39abc9b612c2386_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-11_8c0c8845098dbc2ad39abc9b612c2386_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-11_8c0c8845098dbc2ad39abc9b612c2386_cryptolocker
-
Size
109KB
-
MD5
8c0c8845098dbc2ad39abc9b612c2386
-
SHA1
b7c23cffb2f31fb51d0a5baec17a5d1fdf22f124
-
SHA256
f5ea3e4d75a6b8b9023cbdb65abd564b589cfb15ae5e61c5fd99826c912ce5b3
-
SHA512
cfe1e38edeefeae6c7c01c73bdf5042839dd5ffda3b31bbf5d8a17b91eefca21c755b26fa1aa8b8c7d0fc347c34d1c66650bf08bd2ab15dcd6b1ace52ae1b940
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksgEnRK:1nK6a+qdOOtEvwDpjS
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 2024-03-11_8c0c8845098dbc2ad39abc9b612c2386_cryptolocker
Files
-
2024-03-11_8c0c8845098dbc2ad39abc9b612c2386_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