Behavioral task
behavioral1
Sample
2024-05-24_dac0ccf9f307d023f64b11eff70a6fe8_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-24_dac0ccf9f307d023f64b11eff70a6fe8_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-24_dac0ccf9f307d023f64b11eff70a6fe8_cryptolocker
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Size
84KB
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MD5
dac0ccf9f307d023f64b11eff70a6fe8
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SHA1
74990482f3b63edef2760e92ef1513fdd3338811
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SHA256
4826312cccf7cf2c539d4a471bd281911283f78b149ce6da3e10c56f9909a2aa
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SHA512
e59409d4b6f433e8c20dea93f38d5d346ddee6f607bd08659e67375b36870fddf347974c0c5c7493f9944cbf445bea129350b553cd5271332eaf07172fb03e5b
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1a:zCsanOtEvwDpjU
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 2024-05-24_dac0ccf9f307d023f64b11eff70a6fe8_cryptolocker
Files
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2024-05-24_dac0ccf9f307d023f64b11eff70a6fe8_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