Behavioral task
behavioral1
Sample
2024-05-13_8864630b7004bfcb5feb39c6641f99f2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-13_8864630b7004bfcb5feb39c6641f99f2_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-05-13_8864630b7004bfcb5feb39c6641f99f2_cryptolocker
-
Size
56KB
-
MD5
8864630b7004bfcb5feb39c6641f99f2
-
SHA1
1ccb0eaaf7176dba2da3b8ee82eff81848276ca8
-
SHA256
7036f562b61e1877137d19fd941e37b5cf55c0662312464fca61abe0dcf2d715
-
SHA512
5f23f81209a47c8555dbca643dcf7f1f47273b64a1fd990fe4ff41215c89a223ab9d0c4f1fa0d8856f869b76de95f031a574ab2c2c50b42a003f82d35c28382b
-
SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlI:bP9g/xtCS3Dxx0z
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-13_8864630b7004bfcb5feb39c6641f99f2_cryptolocker
Files
-
2024-05-13_8864630b7004bfcb5feb39c6641f99f2_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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