Behavioral task
behavioral1
Sample
2024-05-03_884791cfc8d2989a96e1d91ffdf264d2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-03_884791cfc8d2989a96e1d91ffdf264d2_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-03_884791cfc8d2989a96e1d91ffdf264d2_cryptolocker
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Size
96KB
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MD5
884791cfc8d2989a96e1d91ffdf264d2
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SHA1
e8b3a88d6eb5174332f6d00d63132c28ec109ff5
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SHA256
9b12c5fb3f4f5aab7c375ee4f140746b4d9f1cdd57234fb181b45b091a52c134
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SHA512
5f37dcdbb30f4f7e5bae9f5568d65536b2b189f76e99249da5eaa3f2948c759a5e6abdcbf00c4cd4aa37a40f844e0ab8ed7498970cbe8210b40100ecc981d67d
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/bJ:zCsanOtEvwDpjB9
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 2024-05-03_884791cfc8d2989a96e1d91ffdf264d2_cryptolocker
Files
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2024-05-03_884791cfc8d2989a96e1d91ffdf264d2_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