Behavioral task
behavioral1
Sample
2024-03-08_a27885e4d57da3aae654982e8d32e200_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-08_a27885e4d57da3aae654982e8d32e200_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-08_a27885e4d57da3aae654982e8d32e200_cryptolocker
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Size
105KB
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MD5
a27885e4d57da3aae654982e8d32e200
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SHA1
dea27bb1f83b9507357558c8e015db9d451e973a
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SHA256
49088c8da2dff3154de3f4a1f35f4a7857b3fe0053b898da9bffd9450483b8f9
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SHA512
f72658495dbbd9fac4fa7dc7114989aca6cbfff9512763dbab4ed54f533d191a83b0429b590517227cb96610705683376e61862dc51436dd554d21c21729e75e
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksW:1nK6a+qdOOtEvwDpjW
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 2024-03-08_a27885e4d57da3aae654982e8d32e200_cryptolocker
Files
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2024-03-08_a27885e4d57da3aae654982e8d32e200_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE