Behavioral task
behavioral1
Sample
2024-05-28_9728fa084dee6f868e736650f1383e9f_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-28_9728fa084dee6f868e736650f1383e9f_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-28_9728fa084dee6f868e736650f1383e9f_cryptolocker
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Size
60KB
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MD5
9728fa084dee6f868e736650f1383e9f
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SHA1
bcf544c0ff900136d8369de1c54ef0fc5b82e507
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SHA256
e5f25df85effecd356063407b10ad68f9a10c21c19a6bd3080efd50cce7c3568
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SHA512
c3c8b9e87e60a864a7c9ac17401540daec66352efb89186c01823094976797427fad4ea9003575f4c18de4afe9cdd3ecd110379bfe8872debbac614813622e13
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaUf3/:z6a+CdOOtEvwDpjQk
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 2024-05-28_9728fa084dee6f868e736650f1383e9f_cryptolocker
Files
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2024-05-28_9728fa084dee6f868e736650f1383e9f_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