Behavioral task
behavioral1
Sample
2024-02-19_f8c28057e9cb2ff93338c9312bfb2a85_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-19_f8c28057e9cb2ff93338c9312bfb2a85_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-19_f8c28057e9cb2ff93338c9312bfb2a85_cryptolocker
-
Size
103KB
-
MD5
f8c28057e9cb2ff93338c9312bfb2a85
-
SHA1
372d90a5c534ac59b661ce5759fd68499a1312bc
-
SHA256
540e6fa133cd23333bc279cb7433a396b2f54665fe0e71c15bfec6afc0beed08
-
SHA512
9f258decea58f53630054cd58c16b23ca97e3d38d462680dab5d6afd1609a2de5c3ccf4d32afee5c122ce8fd38b59fabac8b676004886dba40cad51d3e387a21
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gks0s:1nK6a+qdOOtEvwDpjP
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 2024-02-19_f8c28057e9cb2ff93338c9312bfb2a85_cryptolocker
Files
-
2024-02-19_f8c28057e9cb2ff93338c9312bfb2a85_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