Behavioral task
behavioral1
Sample
2024-04-18_09fce4ab112674383c2838e7e36fd4f8_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-18_09fce4ab112674383c2838e7e36fd4f8_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-18_09fce4ab112674383c2838e7e36fd4f8_cryptolocker
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Size
39KB
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MD5
09fce4ab112674383c2838e7e36fd4f8
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SHA1
3801492a63c99c3a4cfa9fd7ab281470b75515df
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SHA256
70012026c03bf602283a447918060e034ac2e2b7f65fcffa8187891468edc65f
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SHA512
269b09aee145efc05b8742b03ef43914fcb605ae78f38909deca8dbc06f369a684c56d064705f7a48b0e6dd2f1fc68af5103745542eba6f9feca83d6fc8e3fb4
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHB:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKh
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-04-18_09fce4ab112674383c2838e7e36fd4f8_cryptolocker
Files
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2024-04-18_09fce4ab112674383c2838e7e36fd4f8_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: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - 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