Behavioral task
behavioral1
Sample
2024-03-18_4ca122b248615e6547459481dd54903f_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-18_4ca122b248615e6547459481dd54903f_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-18_4ca122b248615e6547459481dd54903f_cryptolocker
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Size
58KB
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MD5
4ca122b248615e6547459481dd54903f
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SHA1
4e7173e1a004cd8fd996d8ccd9166e7bcc009649
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SHA256
037b0a5c802f3096fa7d3cf2e7f43c60904e5562853532228bff1fae0fd3b5a1
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SHA512
3806b47a5f30d4700c7a2d92b5963350a158367f96d5385b523196657599130a7646f6bb89cd72650fde000c3e0aa267b5ab2313e736c8cb3fe438f0edf1c576
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFfPr:z6a+CdOOtEvwDpjQr
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 2024-03-18_4ca122b248615e6547459481dd54903f_cryptolocker
Files
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2024-03-18_4ca122b248615e6547459481dd54903f_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