Behavioral task
behavioral1
Sample
2024-05-16_d4838584c258328e7796ab692f8a103d_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-16_d4838584c258328e7796ab692f8a103d_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-16_d4838584c258328e7796ab692f8a103d_cryptolocker
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Size
80KB
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MD5
d4838584c258328e7796ab692f8a103d
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SHA1
bd437ecf4f163cce8738a1d209d63e129a101232
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SHA256
0858421ce73ec1da76d6f317f5b5d643dd3f0c2df04e9a94c0ee97b6c70f0421
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SHA512
88d7dcfa20e7b78f4a91471f1e618800de6879a33cfd3ff416312413a9243d6fc6546dac3582158aeb47b53681a205d4f4811b717c02be81b57e58fab5ed1fec
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Q7:zCsanOtEvwDpjv
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 2024-05-16_d4838584c258328e7796ab692f8a103d_cryptolocker
Files
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2024-05-16_d4838584c258328e7796ab692f8a103d_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