Behavioral task
behavioral1
Sample
2024-02-21_23d666acf9669a29609bcefc13bf26c7_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-21_23d666acf9669a29609bcefc13bf26c7_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-21_23d666acf9669a29609bcefc13bf26c7_cryptolocker
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Size
79KB
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MD5
23d666acf9669a29609bcefc13bf26c7
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SHA1
ebd18ceb0a0eab2a8dc8b862c7be200053500d52
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SHA256
1ce4e953c34c897b2d4d852f18c4c4b270486108cbd7055044c0161f7dd2fc98
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SHA512
8285c5354d18d9b13d136faf1d777c8a202776a9ccda7aa19f78493538e1d14dcd3423484b8162cdd4f7a10efb613dbec7999369afa6a36af9a7d818e2782309
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kySeQ:zCsanOtEvwDpjL
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 2024-02-21_23d666acf9669a29609bcefc13bf26c7_cryptolocker
Files
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2024-02-21_23d666acf9669a29609bcefc13bf26c7_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