Behavioral task
behavioral1
Sample
2024-02-19_79259493c857fcad1483ed2075cbb7cd_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-19_79259493c857fcad1483ed2075cbb7cd_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-19_79259493c857fcad1483ed2075cbb7cd_cryptolocker
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Size
81KB
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MD5
79259493c857fcad1483ed2075cbb7cd
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SHA1
a275b8baab6eb9c4ba7088e87d02c1518aa4a2e1
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SHA256
929fc238f322c5500e28cac4b77429639596e8e4568eaa6b9bcd304cbea140f0
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SHA512
7292ce52c11699ca751e0ea7546fa325ae6455d27d370413ebb835f01d7903f18d2ce1d7ed14e44824896aeb30152065eb46c865861082ac9c97b08f1158bfd6
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdWZ5:T6a+rdOOtEvwDpjNt8
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 2024-02-19_79259493c857fcad1483ed2075cbb7cd_cryptolocker
Files
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2024-02-19_79259493c857fcad1483ed2075cbb7cd_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