Behavioral task
behavioral1
Sample
2024-02-13_37868dd0d8336bd662698cb2853ad789_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-13_37868dd0d8336bd662698cb2853ad789_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-13_37868dd0d8336bd662698cb2853ad789_cryptolocker
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Size
66KB
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MD5
37868dd0d8336bd662698cb2853ad789
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SHA1
1fcdc8c9bac2c77788b8e071e803fbecf9f45689
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SHA256
ad8f643da194431691854e5e30df2fe82c70bdbe2a78dd311ea445d217302f37
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SHA512
2073606bdb28ad42e77307f3593f6b368541098f194d5a192eabb1e1255741a4cb96a9b2a96b46d5cf6989bdba88679996da636cfca0533a69cf1abf0a15e11b
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBX:z6a+CdOOtEvwDpjQF
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 2024-02-13_37868dd0d8336bd662698cb2853ad789_cryptolocker
Files
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2024-02-13_37868dd0d8336bd662698cb2853ad789_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