Behavioral task
behavioral1
Sample
2024-03-06_728ae5e20c0ddc18c312d2a1953b008a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-06_728ae5e20c0ddc18c312d2a1953b008a_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-06_728ae5e20c0ddc18c312d2a1953b008a_cryptolocker
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Size
79KB
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MD5
728ae5e20c0ddc18c312d2a1953b008a
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SHA1
3387a6f41d6887b2893ec9919cfa0a022c00264b
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SHA256
43e31c3c1e08d45c88e62802330f00e98024503254abfe32a84ecb28c78a14cd
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SHA512
dcc28887b4420d960d188a360a8484923efea00f5a6e1bc052afd801b26508c24222d4315861e11d0a3f5159764ccb3596b5a6a47be651a67ed469140318ba4b
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyFU:zCsanOtEvwDpj5
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 2024-03-06_728ae5e20c0ddc18c312d2a1953b008a_cryptolocker
Files
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2024-03-06_728ae5e20c0ddc18c312d2a1953b008a_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