Behavioral task
behavioral1
Sample
45ad3bbf17b34ec190da09ece74dd171_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
45ad3bbf17b34ec190da09ece74dd171_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
-
Target
45ad3bbf17b34ec190da09ece74dd171_cryptolocker_JC.exe
-
Size
85KB
-
MD5
45ad3bbf17b34ec190da09ece74dd171
-
SHA1
4fdf70e86672e433d6b4961cfe86394f818bcc08
-
SHA256
7d2773906827a11b99137f83d91d0e9826d1485233de88c2b0554a51baa8172a
-
SHA512
7ae1f7090f76256eaaeba8fe524b4ed48af6966718057224c5ccd9864f224c03767beea3b2b23356ab39337da0db60469b05621777219e72c833ffda05fa72b5
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOTzciJjHC:T6a+rdOOtEvwDpjNwd
Malware Config
Signatures
-
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 45ad3bbf17b34ec190da09ece74dd171_cryptolocker_JC.exe
Files
-
45ad3bbf17b34ec190da09ece74dd171_cryptolocker_JC.exe.exe windows 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_CODE
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