Behavioral task
behavioral1
Sample
2024-03-26_7a8f395d80f5f66084dcd7575c84bca6_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-26_7a8f395d80f5f66084dcd7575c84bca6_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-26_7a8f395d80f5f66084dcd7575c84bca6_cryptolocker
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Size
61KB
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MD5
7a8f395d80f5f66084dcd7575c84bca6
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SHA1
3eaa8805ef3db4afca6bac4023ff98cc24093b46
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SHA256
2f797583f3bc1a6d3adf1a743b34fae3acdee74767679a97c3629bb514702be5
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SHA512
ba01409eb070ed8efc125cb72ff905e9c6d18d7af9491c021f512f1ce05e3c791b99e44354d3a587cfb4e2e793d89543cf109d4341a7689f2f6dc41dd9184308
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVw0:zj+soPSMOtEvwDpj4kpmeLmnh
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 2024-03-26_7a8f395d80f5f66084dcd7575c84bca6_cryptolocker
Files
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2024-03-26_7a8f395d80f5f66084dcd7575c84bca6_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_CODE
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