Behavioral task
behavioral1
Sample
2024-02-03_944cb44534e5061a956e253baf91ffb5_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_944cb44534e5061a956e253baf91ffb5_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-03_944cb44534e5061a956e253baf91ffb5_cryptolocker
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Size
83KB
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MD5
944cb44534e5061a956e253baf91ffb5
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SHA1
6145f938845233afe1eaafee4c9f246fbc581d3f
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SHA256
4aafbd130eaacd35515472a7a0c33c9c0fbf388abf9b19df724b86808de53d99
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SHA512
86aa6101dcb88cf9e40491b0df9317da72d8448af911ccab1b59933dcbdc4b347ce14dbf4b87b6230d146e52052ef4ae00d78676a46c413ac39cb6e78f4638d9
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1W:zCsanOtEvwDpjA
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 2024-02-03_944cb44534e5061a956e253baf91ffb5_cryptolocker
Files
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2024-02-03_944cb44534e5061a956e253baf91ffb5_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