Behavioral task
behavioral1
Sample
2024-04-29_65d4ad0fba1ca2cdd0897f336a4a2a27_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-04-29_65d4ad0fba1ca2cdd0897f336a4a2a27_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-29_65d4ad0fba1ca2cdd0897f336a4a2a27_cryptolocker
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Size
89KB
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MD5
65d4ad0fba1ca2cdd0897f336a4a2a27
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SHA1
1ac7c62c9f9c0a2fb53ec17a0ceb960e9f53f8b8
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SHA256
a6620ccbd19e6ebaf3bc046f11ca1d661c2eab219601377406809bc1ad6ee67a
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SHA512
e0f43770c9c8564f758a5ef7c1c72c96d7f7725aa13840f71761f2640ffb30f56293341819b9c5e8b322e8cd8f34029853c2fd65a8802956927382848c802ff4
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAX:n6a+1SEOtEvwDpjYYvQd2PX
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 2024-04-29_65d4ad0fba1ca2cdd0897f336a4a2a27_cryptolocker
Files
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2024-04-29_65d4ad0fba1ca2cdd0897f336a4a2a27_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