Behavioral task
behavioral1
Sample
2024-02-03_b2a6017301a36b563399cd69c131d97c_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_b2a6017301a36b563399cd69c131d97c_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-03_b2a6017301a36b563399cd69c131d97c_cryptolocker
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Size
69KB
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MD5
b2a6017301a36b563399cd69c131d97c
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SHA1
7f501643592fdbcee80fefdf92dc3e718bee40ae
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SHA256
80731669ea1714307c1c23ac117f5b8652ae083d3304ffacc4070ede1423f381
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SHA512
4911750b4efb25e1929c327b69076929fd0c9511f3a065b120d07cc54409628687bfd9cda5177f8da85d6bef002d26230036af02476164ee6513c00ba4386cbe
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBQ:z6a+CdOOtEvwDpjQ+
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_b2a6017301a36b563399cd69c131d97c_cryptolocker
Files
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2024-02-03_b2a6017301a36b563399cd69c131d97c_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