Behavioral task
behavioral1
Sample
2024-03-11_2534f1a5c8c71903be37ceb1b607a088_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-11_2534f1a5c8c71903be37ceb1b607a088_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-11_2534f1a5c8c71903be37ceb1b607a088_cryptolocker
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Size
79KB
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MD5
2534f1a5c8c71903be37ceb1b607a088
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SHA1
6fc02d35da10e8b48b3d6e2f86750ca544934bfa
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SHA256
b099bfa83ca0438b9a8367bcf3b105040d5df8316a7635f6edfe4d98df314178
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SHA512
37488ae8298721c6da2c34787e573e4a5c48868fcc1730bc5c9c7caa886cf07ff5400b441727f7b90b8cb2ebf32f2d17fde00bdf2d522a5e6cec3813539da36a
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7pBlqrr1HBJooSeKzu1adyBM:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kym
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 2024-03-11_2534f1a5c8c71903be37ceb1b607a088_cryptolocker
Files
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2024-03-11_2534f1a5c8c71903be37ceb1b607a088_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