Behavioral task
behavioral1
Sample
2024-05-16_3bbc919427f55dab6f2b93d227cfa77d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-16_3bbc919427f55dab6f2b93d227cfa77d_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-16_3bbc919427f55dab6f2b93d227cfa77d_cryptolocker
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Size
93KB
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MD5
3bbc919427f55dab6f2b93d227cfa77d
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SHA1
165c03e528bc36d17490d9d739dd250ac5788937
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SHA256
54850ebf389bdbc26a7d0032a9583e99f43fa2488286ca531696dfd4be37627a
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SHA512
47400650033abd048012f7c85d701e7750f4ab20c7c8d4623578ac3891f6df46599bc3fae59b8dafe56b9efb1610dea909ad42da5d26928480ee2407986da120
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjhWpR1Y:zCsanOtEvwDpj/e
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 2024-05-16_3bbc919427f55dab6f2b93d227cfa77d_cryptolocker
Files
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2024-05-16_3bbc919427f55dab6f2b93d227cfa77d_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