Static task
static1
Behavioral task
behavioral1
Sample
2024-01-26_4f57b924ec3785a55330b9dd93c710ab_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-26_4f57b924ec3785a55330b9dd93c710ab_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-26_4f57b924ec3785a55330b9dd93c710ab_cryptolocker
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Size
40KB
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MD5
4f57b924ec3785a55330b9dd93c710ab
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SHA1
a3991294a91e7f172a9d5c9b728d7ca35cc1f753
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SHA256
f571ffa00ff08994bb1a2553cd19d6e2d18d032b6234cf9d9adbc7d80c56fafa
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SHA512
4c881eff874263168b08be620d182fefd71c13ad4f33c4d3c27b69b35920fab144c51afdbeccd5fb0fc32e411f4c83804200ad43b225441c5999cbd41987006f
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6/t8:6j+1NMOtEvwDpjrRq
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 2024-01-26_4f57b924ec3785a55330b9dd93c710ab_cryptolocker
Files
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2024-01-26_4f57b924ec3785a55330b9dd93c710ab_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: 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