Static task
static1
Behavioral task
behavioral1
Sample
2024-03-28_a25b766a2e0c036baa66fb946ba99081_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-28_a25b766a2e0c036baa66fb946ba99081_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-28_a25b766a2e0c036baa66fb946ba99081_cryptolocker
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Size
46KB
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MD5
a25b766a2e0c036baa66fb946ba99081
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SHA1
bdaef78d6be7d994ddf9fdc28c7e05a7d977eebf
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SHA256
d31d5185e53b7732d61789678f8b8a2cc5d872e01e614f0364cce87a0241e3a3
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SHA512
06aa3a3803ada27cad9b79fa9161494d16af97662b6ddbcb0fd389e5fdadc802d93a30ee3e9d6a94f40b27db74b738815cfca81ea6643ab90dfa7ad98b794f43
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9RzhwaN4a:xj+VGMOtEvwDpjy+TN4a
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 2024-03-28_a25b766a2e0c036baa66fb946ba99081_cryptolocker
Files
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2024-03-28_a25b766a2e0c036baa66fb946ba99081_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