Behavioral task
behavioral1
Sample
2024-04-17_6f966bf274703f988f0c1bafffefa900_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-17_6f966bf274703f988f0c1bafffefa900_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-17_6f966bf274703f988f0c1bafffefa900_cryptolocker
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Size
99KB
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MD5
6f966bf274703f988f0c1bafffefa900
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SHA1
61702bc1c452dbaf9c2b66f8b9375bed1fb3eb06
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SHA256
117e8fc9989b607d37ba572521591e7156ae76ce5ccd5ea5f579a21b1d459c56
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SHA512
5270841cd360374972978d965946d953eb90560bfce339e84b744ab66bf829523f7196690ca53d458577ce9785a0dac07f6658095d7f5ebb35a0ffcb8be458a4
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbbr/BKiX7+:z6a+CdOOtEvwDpjcG
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 2024-04-17_6f966bf274703f988f0c1bafffefa900_cryptolocker
Files
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2024-04-17_6f966bf274703f988f0c1bafffefa900_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