Behavioral task
behavioral1
Sample
2024-03-28_76d1a57d16cef27efc9c5678b17b9d74_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-28_76d1a57d16cef27efc9c5678b17b9d74_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-28_76d1a57d16cef27efc9c5678b17b9d74_cryptolocker
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Size
71KB
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MD5
76d1a57d16cef27efc9c5678b17b9d74
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SHA1
c9959645ee05ce7398ff1b1c62025200c50bb3de
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SHA256
4f3b0127aae5a838b27c69efd881843ce383cb1c45d796a54ddb496e536d8aa9
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SHA512
1ef4dd78dfd17a4f73cd97c319460a289f2e727c633e755afd09edd56d6ac1cd45a6f03930a9f134d3bdc436383da97f336834bf7b2cf2b0a37076cb9b1cc5d7
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBt:z6a+CdOOtEvwDpjQ/
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 -
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 2024-03-28_76d1a57d16cef27efc9c5678b17b9d74_cryptolocker
Files
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2024-03-28_76d1a57d16cef27efc9c5678b17b9d74_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_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