Behavioral task
behavioral1
Sample
2024-02-28_f35ff242bd29f2043455543d6cb8156b_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-02-28_f35ff242bd29f2043455543d6cb8156b_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_f35ff242bd29f2043455543d6cb8156b_cryptolocker
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Size
58KB
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MD5
f35ff242bd29f2043455543d6cb8156b
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SHA1
655a940ece66721628f2a8063a18f602062daeca
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SHA256
5313a2e9a0f540f83ef39b6d5b7dbb252017a7ec03b263ff17841af495b771d4
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SHA512
90d4950591b7aee0039f4747b65ecafdfe058a85cc2b95a097cde70cb0ec6916835494a863bbadd9b99b44adad2235c6ee41876ccb6dba97a006a30b5058087f
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpy60A:zj+soPSMOtEvwDpj4yIA
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 2024-02-28_f35ff242bd29f2043455543d6cb8156b_cryptolocker
Files
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2024-02-28_f35ff242bd29f2043455543d6cb8156b_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