Behavioral task
behavioral1
Sample
2024-04-08_6f272a49a52c2d9a9c3e4a81bb0a6f5a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-08_6f272a49a52c2d9a9c3e4a81bb0a6f5a_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-08_6f272a49a52c2d9a9c3e4a81bb0a6f5a_cryptolocker
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Size
59KB
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MD5
6f272a49a52c2d9a9c3e4a81bb0a6f5a
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SHA1
86e2ed16438d485124085619fab18c2521fdd6ed
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SHA256
b21d95dafea8d59215ec21ed79473c1b6ce0b48f8d1822a636567e5efed45caa
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SHA512
c95b372413b9d8f43af534ad0c3fb945c3642ee183489a32acb7a9a02ad3ff06a91b5fa2fd1c5d6856ca894be1e121f26b3e23239be936c736e57ed1ff2aa23c
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpysnymO:zj+soPSMOtEvwDpj4yRymO
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 2024-04-08_6f272a49a52c2d9a9c3e4a81bb0a6f5a_cryptolocker
Files
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2024-04-08_6f272a49a52c2d9a9c3e4a81bb0a6f5a_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