Behavioral task
behavioral1
Sample
2024-04-20_b62a099dae5094a04b716359ee173c24_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-20_b62a099dae5094a04b716359ee173c24_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-04-20_b62a099dae5094a04b716359ee173c24_cryptolocker
-
Size
99KB
-
MD5
b62a099dae5094a04b716359ee173c24
-
SHA1
8d38f5039d4574470973edbb8203b5f6716d60a6
-
SHA256
e216cac6d2d50840409f45c484364bfbb21aaa6a5cb9b41d94848dafb7d1fc15
-
SHA512
93921d3aa5b23adfd51c9c98d21f51d79b622743f8f7d7e18ea46bcdacc1131e552588727fc91b5efa2c10950b9d14e24b60953356ca7ba9a796bead9e3367be
-
SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbbr/BKiX77:z6a+CdOOtEvwDpjcT
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 2024-04-20_b62a099dae5094a04b716359ee173c24_cryptolocker
Files
-
2024-04-20_b62a099dae5094a04b716359ee173c24_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