Behavioral task
behavioral1
Sample
2024-03-05_55c3b7f5049732a9ac6832e78169fa14_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-05_55c3b7f5049732a9ac6832e78169fa14_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-05_55c3b7f5049732a9ac6832e78169fa14_cryptolocker
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Size
92KB
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MD5
55c3b7f5049732a9ac6832e78169fa14
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SHA1
1e550897d55e42acc2890a8b6ed3424aa67168f8
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SHA256
236e5febd8b76fed143ca9cf1ad182da4e84425f4cf03450509eb40c602f9e17
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SHA512
45d5eed421eddb714624893af58c6a9d19ffedea636c0068ee68328ae03fedafa68b1e9158411d80ff0078ff6bf51091f660136c6da1959baeea7e8ea924c3aa
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy87Uvs:zCsanOtEvwDpjF
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 2024-03-05_55c3b7f5049732a9ac6832e78169fa14_cryptolocker
Files
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2024-03-05_55c3b7f5049732a9ac6832e78169fa14_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