Behavioral task
behavioral1
Sample
2024-03-25_d3b96e94554f4f623ac646735240f15b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-25_d3b96e94554f4f623ac646735240f15b_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-25_d3b96e94554f4f623ac646735240f15b_cryptolocker
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Size
119KB
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MD5
d3b96e94554f4f623ac646735240f15b
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SHA1
263038c31c8ab1b593aaf1e73f862624d88c9cbb
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SHA256
4b1500101d7884720497e604c9f32bb1208714af51cfa6e26d2db99f34ab519f
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SHA512
0684f34979f1469c60e444583e0f254faa0d89d682ffb525a610cf5a63c7322431b1ea5e1ada7ff599c01859d02806397b3c55daeb028df823143aabc41510e7
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01rBE+m:z6a+CdOOtEvwDpjczS
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 2024-03-25_d3b96e94554f4f623ac646735240f15b_cryptolocker
Files
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2024-03-25_d3b96e94554f4f623ac646735240f15b_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