Behavioral task
behavioral1
Sample
2024-03-14_a681b43c4e7027610ff12739c756ae42_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-03-14_a681b43c4e7027610ff12739c756ae42_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-14_a681b43c4e7027610ff12739c756ae42_cryptolocker
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Size
116KB
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MD5
a681b43c4e7027610ff12739c756ae42
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SHA1
16cf671f9a6250324fce86865b68f977abf41c1e
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SHA256
4cfffdaddf7a0c0b24dc8715263fac56d70d43f3b60bccba0f141f6634f1b84d
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SHA512
ba484beb3d06394152eb8d60a9c2b23b056fc696a4b4c4d1ff8b115b04b8c0d9df1222ea2052ae910cc488307d8deed2163cf73fe363a3cdb0b68e354dc1fcca
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNgerar/g:T6a+rdOOtEvwDpjLzR
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 2024-03-14_a681b43c4e7027610ff12739c756ae42_cryptolocker
Files
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2024-03-14_a681b43c4e7027610ff12739c756ae42_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