Behavioral task
behavioral1
Sample
2024-02-24_65e2a346d37c51398f49725d87406e2b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-24_65e2a346d37c51398f49725d87406e2b_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-24_65e2a346d37c51398f49725d87406e2b_cryptolocker
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Size
77KB
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MD5
65e2a346d37c51398f49725d87406e2b
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SHA1
82963cef9c101a543fd57fd323aedbf76e3385af
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SHA256
d0ac618a4467497694b6af9e35aa1a343c8092b881848fc5b6176bfd43cedd67
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SHA512
1703c37181c9b41143f0ad33efdad7e760c7c6f79906d10a4236f3008933396eeffe09f7018870858386fb2edf5da9533b883d27075f1aeaef9b503f2e51e164
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kya8:zCsanOtEvwDpjO
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 2024-02-24_65e2a346d37c51398f49725d87406e2b_cryptolocker
Files
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2024-02-24_65e2a346d37c51398f49725d87406e2b_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