Behavioral task
behavioral1
Sample
2024-02-23_390616d3d9a7d38284abd2396b2cce1e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_390616d3d9a7d38284abd2396b2cce1e_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_390616d3d9a7d38284abd2396b2cce1e_cryptolocker
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Size
117KB
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MD5
390616d3d9a7d38284abd2396b2cce1e
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SHA1
ffd5ae25f07d171cd45aa5902867eebaadf43f38
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SHA256
336f13268410f681d7825b3ffb0d72800abe61af4bbc9b4ef0ebb3f1a473d048
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SHA512
672e1266c254b6c74352dd430312e6af87c49d0a7357d9e5911b042b5385e1159984d89038d8c8b2cecfd188b2d62357544e879428af0749692a9290a2ec2465
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01l:z6a+CdOOtEvwDpjczX
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_390616d3d9a7d38284abd2396b2cce1e_cryptolocker
Files
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2024-02-23_390616d3d9a7d38284abd2396b2cce1e_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