Behavioral task
behavioral1
Sample
2024-06-11_d5a46cfd3beb5e753bb64f9bbcc7e8ea_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-06-11_d5a46cfd3beb5e753bb64f9bbcc7e8ea_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-06-11_d5a46cfd3beb5e753bb64f9bbcc7e8ea_cryptolocker
-
Size
91KB
-
MD5
d5a46cfd3beb5e753bb64f9bbcc7e8ea
-
SHA1
f06954774e4d45412a85c7a219ee5f72a438cbe0
-
SHA256
642a937703929eb905b527336d2b6472d36837e462e3f58942608727896dd4b6
-
SHA512
6148a3fc906fa10bc5d87e4f4c41ac378d3fe87b1235dbda341af380e11f18aa99284abdff24da4e677dcf4c2f2f50c05df128195dcf3669333fda84503aa40f
-
SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/LJ:n6a+1SEOtEvwDpjYYvQd2P2
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 2024-06-11_d5a46cfd3beb5e753bb64f9bbcc7e8ea_cryptolocker
Files
-
2024-06-11_d5a46cfd3beb5e753bb64f9bbcc7e8ea_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: 11KB - 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