Behavioral task
behavioral1
Sample
2024-02-21_111a33abd9fb6653ec6daaca3644d5fe_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-02-21_111a33abd9fb6653ec6daaca3644d5fe_cryptolocker.exe
Resource
win10v2004-20240220-en
General
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Target
2024-02-21_111a33abd9fb6653ec6daaca3644d5fe_cryptolocker
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Size
80KB
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MD5
111a33abd9fb6653ec6daaca3644d5fe
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SHA1
2b7ae560a273441b82458a832004b8bf241baf3e
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SHA256
3d1d5cdff891fffa2ff919b0bbbfa5bd08aa94d2c17aa078c2e897305d2f4335
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SHA512
0a4b66e99757aa49b286967a46fca5848ca3705de8d5ad2018535a72c57dd3ed379c9c7cd06a4bafa8f3a54aefcf987c4744db05f0d377da763263c7a28fb7e4
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBd0I:T6a+rdOOtEvwDpjNtH
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 2024-02-21_111a33abd9fb6653ec6daaca3644d5fe_cryptolocker
Files
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2024-02-21_111a33abd9fb6653ec6daaca3644d5fe_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