Behavioral task
behavioral1
Sample
2024-03-14_bc915eefd065e8ff6355639439eb0bef_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-14_bc915eefd065e8ff6355639439eb0bef_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-14_bc915eefd065e8ff6355639439eb0bef_cryptolocker
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Size
64KB
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MD5
bc915eefd065e8ff6355639439eb0bef
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SHA1
24f98c2528ba75baf14b76703468b993dd7a4a79
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SHA256
b747fa89fa0becaeb7c6c50c89095cd13041bee42667f10f03e688d4a306f579
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SHA512
a00ebeeefefd21c655011b057526d59aa6e0cab8e675b591914b399ffa68dc3675763e0bb592460b4fdf7e9c150cf0bb137fa944461f3c994304c1f0889978ea
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5K7/:zj+soPSMOtEvwDpj4kpmeLmw
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 2024-03-14_bc915eefd065e8ff6355639439eb0bef_cryptolocker
Files
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2024-03-14_bc915eefd065e8ff6355639439eb0bef_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