Behavioral task
behavioral1
Sample
2024-02-23_4dc86ec1304c4c0047ba37ff4b35ab9c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_4dc86ec1304c4c0047ba37ff4b35ab9c_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_4dc86ec1304c4c0047ba37ff4b35ab9c_cryptolocker
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Size
68KB
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MD5
4dc86ec1304c4c0047ba37ff4b35ab9c
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SHA1
d62162915d7fe88df77c462d68d8277213c39550
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SHA256
a27b0854e9b7133fbce93998b9126d065a1d8dfbcbe1d0d845dd26e7c123ef02
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SHA512
607839269ab14e5f99b7162f5d367904181c96866d675248d95b0e4a368d0ab56fe093709850c5168748f815fb74476b7493c4ac2713ee4940f00a6c685374d3
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBO:z6a+CdOOtEvwDpjQg
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 2024-02-23_4dc86ec1304c4c0047ba37ff4b35ab9c_cryptolocker
Files
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2024-02-23_4dc86ec1304c4c0047ba37ff4b35ab9c_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