Behavioral task
behavioral1
Sample
2024-05-01_76dc58f92c8c86bf3688b7682057de08_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-01_76dc58f92c8c86bf3688b7682057de08_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-01_76dc58f92c8c86bf3688b7682057de08_cryptolocker
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Size
96KB
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MD5
76dc58f92c8c86bf3688b7682057de08
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SHA1
d232450f4a390ff34161b640a1a18dd3ff2c2bfc
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SHA256
9f0ecfcbd998577037c08537ff4c3211b84177a946fc7e70f29337da7ebf2db8
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SHA512
1cbf74ab6d208f86e84fe382d7ad3ccd049e2e7fd8a5c51271670a106f67b1ea594dfc901e533401de4baf28727e2f15b6864a78596188f88a40385464f68c04
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/bD:zCsanOtEvwDpjBn
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 2024-05-01_76dc58f92c8c86bf3688b7682057de08_cryptolocker
Files
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2024-05-01_76dc58f92c8c86bf3688b7682057de08_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