Behavioral task
behavioral1
Sample
2024-01-18_281294151809d3e01816d7f5064253c3_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_281294151809d3e01816d7f5064253c3_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-18_281294151809d3e01816d7f5064253c3_cryptolocker
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Size
114KB
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MD5
281294151809d3e01816d7f5064253c3
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SHA1
49ea2e3cf328707b1136cc2adcaf69566eaddcba
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SHA256
2e1fa2e365cef3bbac49ffb8df72b358f378bc5dfb4966bbbbffac6dfc0fa5dc
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SHA512
d385844e329daeb059d23177523ed3e19b32199bdebaeb5ee4e3cc11e1bb53bdb7d318398897eea8e8693876e171903da82de425c7da8d834a65a71c16e7dd3f
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01q:z6a+CdOOtEvwDpjczM
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 2024-01-18_281294151809d3e01816d7f5064253c3_cryptolocker
Files
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2024-01-18_281294151809d3e01816d7f5064253c3_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