Behavioral task
behavioral1
Sample
2024-02-23_53100c7084aefdc4feef4830bc54786d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_53100c7084aefdc4feef4830bc54786d_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_53100c7084aefdc4feef4830bc54786d_cryptolocker
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Size
79KB
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MD5
53100c7084aefdc4feef4830bc54786d
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SHA1
277817e23450051114692369163942454a7bcf0d
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SHA256
c03f7c71b8830b6aee1175e378855333983cfe46b89b8a9b4bfd68bd20bd49f3
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SHA512
3d8aa4a16a22be6cfcd57f043aa71b04ad600c848b44722ca34fc89c12e2cc95e2addb45b7284fac99761faaa1315797cb046fbf8c24e7ef389f313ed75c9ba2
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky2h:zCsanOtEvwDpjb
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 2024-02-23_53100c7084aefdc4feef4830bc54786d_cryptolocker
Files
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2024-02-23_53100c7084aefdc4feef4830bc54786d_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