Behavioral task
behavioral1
Sample
2024-01-27_89872b106c7b62a16bbb24b919223b2e_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-27_89872b106c7b62a16bbb24b919223b2e_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-27_89872b106c7b62a16bbb24b919223b2e_cryptolocker
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Size
56KB
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MD5
89872b106c7b62a16bbb24b919223b2e
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SHA1
8b48d934dc2a6b79ace0a8013d17187a8e744026
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SHA256
94e077d8ad1b41e41e34644b96286811f71e46ac33558e15cd53bf0bbc805299
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SHA512
57703a886670d2462a59a357173c58c58ec2f35ef8b90dbbb1b21783e599c196ed5b15919502c88b97137574d64a930d2e074620983b8f8a68c6cee9b2b8101a
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appf:z6QFElP6n+gKmddpMOtEvwDpj9aYav
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 2024-01-27_89872b106c7b62a16bbb24b919223b2e_cryptolocker
Files
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2024-01-27_89872b106c7b62a16bbb24b919223b2e_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