Behavioral task
behavioral1
Sample
2024-03-14_5a7e18bce16fa6939da0b30d3b3aed71_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-14_5a7e18bce16fa6939da0b30d3b3aed71_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-14_5a7e18bce16fa6939da0b30d3b3aed71_cryptolocker
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Size
116KB
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MD5
5a7e18bce16fa6939da0b30d3b3aed71
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SHA1
b28af3ca596db11b61dfbebd9e41705ef02d3597
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SHA256
1b3cb6bc72c9488ab1e35594b5e71a8541a93da039c04f90469f53acf89fff9b
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SHA512
8fa23c7e0949b3706afb337c76a42f4ee39c84336396d1c9323fe241145111dd938dbd8eece20cc6c746970649d307df2d5b466add4a1642ba545b73c4930445
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNLX98:T6a+rdOOtEvwDpjLzw
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 2024-03-14_5a7e18bce16fa6939da0b30d3b3aed71_cryptolocker
Files
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2024-03-14_5a7e18bce16fa6939da0b30d3b3aed71_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