Behavioral task
behavioral1
Sample
2024-06-13_2f251b32a4d5fff25b5ece8502c23a7e_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-06-13_2f251b32a4d5fff25b5ece8502c23a7e_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-06-13_2f251b32a4d5fff25b5ece8502c23a7e_cryptolocker
-
Size
59KB
-
MD5
2f251b32a4d5fff25b5ece8502c23a7e
-
SHA1
a1d9e57313f8a6d9ef848a0d6f5408c1c2d540f2
-
SHA256
68fa3aff53bfec780f99518a6385b7607f8cf6c4ba6957ef4acbf3e5b539b0ea
-
SHA512
c1e9fef0f0fba4bfcd0c74f7561aeff09526a0722e39122b800d1c420ad299896650d5c76a380288706178a7ac0666d6e60ec83f3d2fcd231d3b100de9fedc4f
-
SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ax+NM:z6QFElP6n+gKmddpMOtEvwDpj9aYaL
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 2024-06-13_2f251b32a4d5fff25b5ece8502c23a7e_cryptolocker
Files
-
2024-06-13_2f251b32a4d5fff25b5ece8502c23a7e_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