Behavioral task
behavioral1
Sample
2024-05-26_4156dad31d920cb19c900d12765a943f_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-26_4156dad31d920cb19c900d12765a943f_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-26_4156dad31d920cb19c900d12765a943f_cryptolocker
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Size
90KB
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MD5
4156dad31d920cb19c900d12765a943f
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SHA1
158292e815e655e494ceff2fdeda45aff4facbe0
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SHA256
5058b62f7d1c86e98a9599be5b26d1313638c224234f307b6fb30322f5cc896d
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SHA512
0a6a5bd0e352e51e046ec6ef42378146903bee1109a58bf4258f7b9d20869c25208eb84cc992de5492c971c619a07753ecdf4afdf2927aea62dfda7a05a8c2ee
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAyS:n6a+1SEOtEvwDpjYYvQd2Pn
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 2024-05-26_4156dad31d920cb19c900d12765a943f_cryptolocker
Files
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2024-05-26_4156dad31d920cb19c900d12765a943f_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_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: 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