Behavioral task
behavioral1
Sample
2024-03-12_2febe4a55423b3db34c8b3122c16d1b2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-12_2febe4a55423b3db34c8b3122c16d1b2_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-12_2febe4a55423b3db34c8b3122c16d1b2_cryptolocker
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Size
118KB
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MD5
2febe4a55423b3db34c8b3122c16d1b2
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SHA1
18c24efe2ed0dd1212113ead7f70f8d13deaad21
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SHA256
b2e4d764edd4cb9cea81f0d2e15c56d03dc456dc07461f7f9547655097ffdb51
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SHA512
e7f20a3284b64a7f40e6fd36c115775e8e254207e5016435bdcbed0d3e766f7aacb7c0b9c973b791ce8d260bbc550509eac3c93457de73477f759aaeb10e1611
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01t:z6a+CdOOtEvwDpjczP
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 2024-03-12_2febe4a55423b3db34c8b3122c16d1b2_cryptolocker
Files
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2024-03-12_2febe4a55423b3db34c8b3122c16d1b2_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