Behavioral task
behavioral1
Sample
2024-01-28_737b2c699921aeedb78a6be5427f3cbc_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_737b2c699921aeedb78a6be5427f3cbc_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-28_737b2c699921aeedb78a6be5427f3cbc_cryptolocker
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Size
77KB
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MD5
737b2c699921aeedb78a6be5427f3cbc
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SHA1
f5cf32979a9032108cc0397be9a1f42b843ead7b
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SHA256
8ca15e318ee38a7f98864d78218e7fd430639424bb39c2f9d2a338919ac0131f
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SHA512
e325fcfb6dbf27df96fa929a2080fc9b63c96e2fd363b951779f52f819cd5d7f03e44423bdebeebce019b6490e1b26882edde164f7cc696ef9436b5b533f7731
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7pBlqrr1HBJooSeKzu1adyB7R:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyL
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 2024-01-28_737b2c699921aeedb78a6be5427f3cbc_cryptolocker
Files
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2024-01-28_737b2c699921aeedb78a6be5427f3cbc_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