Behavioral task
behavioral1
Sample
2024-04-20_66b0e0fff03a251feb8a43ad1e3b3394_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-20_66b0e0fff03a251feb8a43ad1e3b3394_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-20_66b0e0fff03a251feb8a43ad1e3b3394_cryptolocker
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Size
52KB
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MD5
66b0e0fff03a251feb8a43ad1e3b3394
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SHA1
dc1b52467f55107484b7413768ba5ecb349b953f
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SHA256
223bf8a4878e8a5d7f921939126d60594d072da9913a153e2d5e74fa5a48b1e5
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SHA512
1d9d6fd2a9a7fa9d55825ca813d08194299bda582715c72dbebd3b024d12c919d6ecb4ee5b5e5ab8fec32a123aab84c9bbc4a3f82c3e0b045afee9e26083a052
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOt:z6QFElP6n+gKmddpMOtEvwDpj31it
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 2024-04-20_66b0e0fff03a251feb8a43ad1e3b3394_cryptolocker
Files
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2024-04-20_66b0e0fff03a251feb8a43ad1e3b3394_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_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