Behavioral task
behavioral1
Sample
2024-05-15_37bb9cd445f6a4ce536d83b90aa031fe_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-15_37bb9cd445f6a4ce536d83b90aa031fe_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-15_37bb9cd445f6a4ce536d83b90aa031fe_cryptolocker
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Size
90KB
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MD5
37bb9cd445f6a4ce536d83b90aa031fe
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SHA1
97384c23c8b8cac7f3e6037b9bbdc2e8423472f3
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SHA256
b4d054a4fa4ca519d87cf40d73d1b311e56d2bfdaa8e7d1e8059898fa29a742e
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SHA512
eb56cce09caacede8f5bdeedb7cee50a2a9e5bfb12ebb5d41998b86361fa3e8c17eba5f7e0f59672b1d2d50ce9d12bdc1cad495d3ea898a6302592c793daced7
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAyB:n6a+1SEOtEvwDpjYYvQd2P4
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 2024-05-15_37bb9cd445f6a4ce536d83b90aa031fe_cryptolocker
Files
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2024-05-15_37bb9cd445f6a4ce536d83b90aa031fe_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: 11KB - 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