Static task
static1
Behavioral task
behavioral1
Sample
2024-02-21_173db5261db2753b2e8fe4f3a07260c6_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-21_173db5261db2753b2e8fe4f3a07260c6_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-21_173db5261db2753b2e8fe4f3a07260c6_cryptolocker
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Size
100KB
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MD5
173db5261db2753b2e8fe4f3a07260c6
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SHA1
ac3e5d1d359dec3186eab7f58dc4a7f73e597943
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SHA256
b49f620ad1d631d3ecb57ac195c4aaeaa2011885ab85762506942a6957f2bf6c
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SHA512
281f82071f075e1db8476ff9187ffb3c3265b42fb6293e288b0d7bb9b2da3de51a1164ec138884bc23b8dd564ee6bd046c18076b57d97bb2062de42b39cb22c9
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2l:xj+VGMOtEvwDpjubwQEIiVmkxv/B
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_173db5261db2753b2e8fe4f3a07260c6_cryptolocker
Files
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2024-02-21_173db5261db2753b2e8fe4f3a07260c6_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