Behavioral task
behavioral1
Sample
2024-04-05_fc54ca2701c2ca112626ab96e6cb20bb_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-05_fc54ca2701c2ca112626ab96e6cb20bb_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-05_fc54ca2701c2ca112626ab96e6cb20bb_cryptolocker
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Size
75KB
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MD5
fc54ca2701c2ca112626ab96e6cb20bb
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SHA1
1f4aa63f1ef7efa59a98446237cdc03fb330d06e
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SHA256
1c09454113c1b4c23e7235d93783ea96965ad477a56dc9cb03b357a1b8d002fd
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SHA512
3dee9ef306f954a1d36d9b84c686d043680e8ccd8989e5c0ee5769b290cae2d4e8220cb914b73407e759390fcbf4553fa62bacc59f40313021570f5284a952ad
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcRG:T6a+rdOOtEvwDpjNt3
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 2024-04-05_fc54ca2701c2ca112626ab96e6cb20bb_cryptolocker
Files
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2024-04-05_fc54ca2701c2ca112626ab96e6cb20bb_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