Behavioral task
behavioral1
Sample
2024-03-12_133733190089b0cab8efb6eb9650a4d0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-12_133733190089b0cab8efb6eb9650a4d0_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-12_133733190089b0cab8efb6eb9650a4d0_cryptolocker
-
Size
62KB
-
MD5
133733190089b0cab8efb6eb9650a4d0
-
SHA1
dd77d15100baebd747b6c90897fa4da61f65daab
-
SHA256
56f9b20cbc62c5be5b80e06483f2c005099c16ff2f0fe353385806a336ca0a62
-
SHA512
fdeed216718efb04790b5cfa2b073fa480a695854146039b28a75770c06bf61d9d0288fdc0a0316106436ccb3c2c8ffc5bae66d49e8f099d081a249b9ca21f72
-
SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5Scu:zj+soPSMOtEvwDpj4kpmeLmLu
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 2024-03-12_133733190089b0cab8efb6eb9650a4d0_cryptolocker
Files
-
2024-03-12_133733190089b0cab8efb6eb9650a4d0_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_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