Behavioral task
behavioral1
Sample
2024-02-14_6eefa645a98a2147ed505fb8e1f57311_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-14_6eefa645a98a2147ed505fb8e1f57311_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-14_6eefa645a98a2147ed505fb8e1f57311_cryptolocker
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Size
116KB
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MD5
6eefa645a98a2147ed505fb8e1f57311
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SHA1
33be8e8cf00c114fc096bf9c5fbe70cc5defd04c
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SHA256
11450ca0bc66ccc5edc2bb76615b1f262d4cd9fdc44b3f4f47c60a8c75daaff8
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SHA512
ffb1fc9cf6f7f0757194c00b62a0ec4f0655c437d7cfca38178f485b0d14ae89b159da2f3194cacda19679748e5169a4da6b424c9a947f70535f6f16d3b4bdcd
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01V: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 2024-02-14_6eefa645a98a2147ed505fb8e1f57311_cryptolocker
Files
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2024-02-14_6eefa645a98a2147ed505fb8e1f57311_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