Behavioral task
behavioral1
Sample
2024-04-25_d771188063a95521b29fd155a1a23ddc_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-25_d771188063a95521b29fd155a1a23ddc_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-25_d771188063a95521b29fd155a1a23ddc_cryptolocker
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Size
73KB
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MD5
d771188063a95521b29fd155a1a23ddc
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SHA1
7266046470f07003cbe9fa48f143d3f8a7b4bb45
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SHA256
a783c1281a4ed6faeb6e584f613ab736f5cd01624095e4526d8b041665f25199
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SHA512
845c2785fdaadb750c5b93d36cfc87f6e768b1785e88397816ae8d2afc9055a2817454284237aebf88f24df949397038df80aac52391f8bd4cfe5cfbe265af4d
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBv:z6a+CdOOtEvwDpjQN
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 2024-04-25_d771188063a95521b29fd155a1a23ddc_cryptolocker
Files
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2024-04-25_d771188063a95521b29fd155a1a23ddc_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