Behavioral task
behavioral1
Sample
2024-02-20_375e45b54b1db2ce4c936fd4632f68ff_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-20_375e45b54b1db2ce4c936fd4632f68ff_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-20_375e45b54b1db2ce4c936fd4632f68ff_cryptolocker
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Size
60KB
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MD5
375e45b54b1db2ce4c936fd4632f68ff
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SHA1
e3a98d996e80489426d1e25022ffdceb855ef7a5
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SHA256
40b931d17836cd6e4cec91fd3689b5ae660c402748fd6ed42cf9130a2364edf4
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SHA512
e2426e0aac5ad8a83cf9b4bc6b095fcab59689a1b79db17490ae2e5ddd86ecd1c0c51b14e0afbbf7ba7924eabc5e014beaf5a076e23ee5b6bafa8b50355e5e9e
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVR:zj+soPSMOtEvwDpj4kpmeLmn7
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 2024-02-20_375e45b54b1db2ce4c936fd4632f68ff_cryptolocker
Files
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2024-02-20_375e45b54b1db2ce4c936fd4632f68ff_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