Behavioral task
behavioral1
Sample
2024-02-25_49e1bcdbbc8e14841dd1adc1984b3ed5_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-25_49e1bcdbbc8e14841dd1adc1984b3ed5_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-25_49e1bcdbbc8e14841dd1adc1984b3ed5_cryptolocker
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Size
57KB
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MD5
49e1bcdbbc8e14841dd1adc1984b3ed5
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SHA1
ff1372f2efc9d38d34eff77a7614ad376ec37f75
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SHA256
1ec84335c34932c9b9349759338e94bcc5129478c6aba55440fed650937f8777
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SHA512
75ae00a54ac06fb5ef1d1fb95264da1f4551fb9439676eaf146d1c829bf2a58e788cc5fc3ef21f59c5f1b6c79d7b3f7fcec42637aba48341111bb707c04a54cc
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ax8X2h7:z6QFElP6n+gKmddpMOtEvwDpj9aYaHN
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 2024-02-25_49e1bcdbbc8e14841dd1adc1984b3ed5_cryptolocker
Files
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2024-02-25_49e1bcdbbc8e14841dd1adc1984b3ed5_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