Behavioral task
behavioral1
Sample
2024-06-02_c6c901f08e7bbb1ca211a49a315479b8_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-06-02_c6c901f08e7bbb1ca211a49a315479b8_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-02_c6c901f08e7bbb1ca211a49a315479b8_cryptolocker
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Size
85KB
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MD5
c6c901f08e7bbb1ca211a49a315479b8
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SHA1
58221e3035852a67404bbc2c84b6c8d0998f2098
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SHA256
ead308c7383c29b33a28e137d5145a1ebf9840eb0d30dd8675ade254fa07e5b1
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SHA512
c193fd0aa91d50b506a12fa5c62e6133a41221659bb0dd08cef549e830c2486654bf8657bab5c68c581ee528408b0ee1487c9f86c07cef84796306645dedc300
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1r:zCsanOtEvwDpjh
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 2024-06-02_c6c901f08e7bbb1ca211a49a315479b8_cryptolocker
Files
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2024-06-02_c6c901f08e7bbb1ca211a49a315479b8_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