Behavioral task
behavioral1
Sample
2024-01-27_d8b65b5ff76f03026a2c8a496ff41100_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_d8b65b5ff76f03026a2c8a496ff41100_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-27_d8b65b5ff76f03026a2c8a496ff41100_cryptolocker
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Size
64KB
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MD5
d8b65b5ff76f03026a2c8a496ff41100
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SHA1
ddbfe3ebf6455413522a56862e1eef6dc8d2e688
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SHA256
d974cd9740587d09b31f801026764f621c14993ca838f9a551e59a1839180829
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SHA512
68cb70673bf452340a1a073488dcaa76fa12362f367af4703105430d8c571cd9f30c68add8972bc15ecf7dcfc329364d0a9b68b11ad0e13825d1a048ee0cb38c
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UAXLZ:1nK6a+qdOOtEvwDpjt
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 2024-01-27_d8b65b5ff76f03026a2c8a496ff41100_cryptolocker
Files
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2024-01-27_d8b65b5ff76f03026a2c8a496ff41100_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE