Behavioral task
behavioral1
Sample
2024-04-23_61edd9038cc52c3f04fa2587590fa86b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-23_61edd9038cc52c3f04fa2587590fa86b_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-23_61edd9038cc52c3f04fa2587590fa86b_cryptolocker
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Size
99KB
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MD5
61edd9038cc52c3f04fa2587590fa86b
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SHA1
780c4618212767fec3950a98fa038e3584739290
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SHA256
cb298ffd81336f41e213001d198719583dc5c48a6123dfcf7c040accea11020e
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SHA512
381061629929f1c31846724b5633d5942181204234dc1b7df73d226f19e06df939952c2e79769d46633c78cde018f8812ea56c904fe689e67a7ca93d52873c59
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbbr/BKiX7W:z6a+CdOOtEvwDpjcu
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 2024-04-23_61edd9038cc52c3f04fa2587590fa86b_cryptolocker
Files
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2024-04-23_61edd9038cc52c3f04fa2587590fa86b_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