Behavioral task
behavioral1
Sample
2024-05-27_4d9f27a640575fa3f5a8f23bfa3281ae_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-27_4d9f27a640575fa3f5a8f23bfa3281ae_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-27_4d9f27a640575fa3f5a8f23bfa3281ae_cryptolocker
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Size
81KB
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MD5
4d9f27a640575fa3f5a8f23bfa3281ae
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SHA1
05a61a362d8a2fbf186cb50043eccd291ed226bf
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SHA256
aeedab8486029412724e08dca9377851eb11d3dabf43155d08a2189476468793
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SHA512
0c15b50efb16cfebe9f14c4ebd843f9d63bb2628b4adda81f7032be96cae5b163c4a6db7a9c1c8ccf699f4d684898887917fadb6d3e0c62671c731c1f0d0bf94
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QO:zCsanOtEvwDpjS
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 2024-05-27_4d9f27a640575fa3f5a8f23bfa3281ae_cryptolocker
Files
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2024-05-27_4d9f27a640575fa3f5a8f23bfa3281ae_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