Behavioral task
behavioral1
Sample
2024-05-01_f9ec22bc61f2e48cb458fa5eedf6425f_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-01_f9ec22bc61f2e48cb458fa5eedf6425f_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-01_f9ec22bc61f2e48cb458fa5eedf6425f_cryptolocker
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Size
89KB
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MD5
f9ec22bc61f2e48cb458fa5eedf6425f
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SHA1
eae2aee6d1be4abdd62083a58c49324c24bb2069
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SHA256
974f1a8b5546c79a67bff7f32d74306cb3e83d92361c42ea5b0b3fb09568438e
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SHA512
82d8cef744c015940f8b5867fbc8d30ac0c1cd4043b292e73e6888cb4f46acd14236b4ebb8da9e7d4ca3ddc64692fe2fc03be3b54af5d742d6bd047237af313e
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAS:n6a+1SEOtEvwDpjYYvQd2PS
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 2024-05-01_f9ec22bc61f2e48cb458fa5eedf6425f_cryptolocker
Files
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2024-05-01_f9ec22bc61f2e48cb458fa5eedf6425f_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