Behavioral task
behavioral1
Sample
2024-02-28_7547d6669fa61d8ca59d3e71e7e2eb93_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_7547d6669fa61d8ca59d3e71e7e2eb93_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_7547d6669fa61d8ca59d3e71e7e2eb93_cryptolocker
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Size
122KB
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MD5
7547d6669fa61d8ca59d3e71e7e2eb93
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SHA1
c412f0b6c71a1a03582ef16ed4d030988ad72c1b
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SHA256
ab6ebad0125d57c9ad2655a7820c31c455728da141692b5fc078c8ef319451e6
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SHA512
3ea5238f17d3cb1f5a0788af3649056f69ffe31f468f93c5461a64297639015af315a41df4a73544199c57dad180a8aeddec99353c6887110838be9eb1682ed9
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgpwqWsviy6W:z6a+CdOOtEvwDpjczC
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 2024-02-28_7547d6669fa61d8ca59d3e71e7e2eb93_cryptolocker
Files
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2024-02-28_7547d6669fa61d8ca59d3e71e7e2eb93_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