Behavioral task
behavioral1
Sample
2024-03-19_231c7d75a92a180ac695e124277cc324_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-19_231c7d75a92a180ac695e124277cc324_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-19_231c7d75a92a180ac695e124277cc324_cryptolocker
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Size
78KB
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MD5
231c7d75a92a180ac695e124277cc324
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SHA1
e0d42885470066e5a6043dd5d5b24e1ce36abf21
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SHA256
20e355481710b5bf39558a1495ae445aaaedbaf1359a5f24dacd4fc113972b04
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SHA512
3e75f7bdec152a5c8c2e58fc21cfdfb1ae5d3aca40a47328b8ac5d4faae1d6e9c4f5d08f9d8e6c75c0457f719dda3efc52fcfc9955e87cc74536234f8b97d48e
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOA+YSafiPuSI:T6a+rdOOtEvwDpjNcAI
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 2024-03-19_231c7d75a92a180ac695e124277cc324_cryptolocker
Files
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2024-03-19_231c7d75a92a180ac695e124277cc324_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