Static task
static1
Behavioral task
behavioral1
Sample
2024-02-21_5b21af9d73aaea8b7648475e9f83a316_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-21_5b21af9d73aaea8b7648475e9f83a316_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-21_5b21af9d73aaea8b7648475e9f83a316_cryptolocker
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Size
54KB
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MD5
5b21af9d73aaea8b7648475e9f83a316
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SHA1
0a3e25a012a239c13193a34d8aca1e2eaa279544
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SHA256
5778be093a23b1682f038dde63c02e88b9b89569dc826d6ca715dbdd2c72541f
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SHA512
74fce285634ca70c1e31b614ec1b4297335512cd587b349517af6dfa89c161f0857f7b4b5d499549c8698ddb28cee739d70f293deece041f443534c51cdf300c
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbP/MMY:xj+VGMOtEvwDpjubXMMY
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-21_5b21af9d73aaea8b7648475e9f83a316_cryptolocker
Files
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2024-02-21_5b21af9d73aaea8b7648475e9f83a316_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 16KB
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