Behavioral task
behavioral1
Sample
2024-06-02_276b5f6dac73ef82e869e4a5ba404e81_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-02_276b5f6dac73ef82e869e4a5ba404e81_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-02_276b5f6dac73ef82e869e4a5ba404e81_cryptolocker
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Size
82KB
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MD5
276b5f6dac73ef82e869e4a5ba404e81
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SHA1
fc88a391acba0aea27fc396ebbd352e1c3df59f8
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SHA256
396f5ad68050f3b89002ffcb5cb0896e5545d570cb267d311e5b4ee62a4085c1
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SHA512
070e2ecb1533c99d19a9c76d8a2b8c51bc747d391581a487bb66faa734597bae3207b8380bf2a8de311000659c93d543912757e5dee6789c5301fe5d1c114b5d
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QK:zCsanOtEvwDpjW
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 2024-06-02_276b5f6dac73ef82e869e4a5ba404e81_cryptolocker
Files
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2024-06-02_276b5f6dac73ef82e869e4a5ba404e81_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