Behavioral task
behavioral1
Sample
2024-02-17_4f937d541acfd4cfed26f51b1836e3e8_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-17_4f937d541acfd4cfed26f51b1836e3e8_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-17_4f937d541acfd4cfed26f51b1836e3e8_cryptolocker
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Size
106KB
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MD5
4f937d541acfd4cfed26f51b1836e3e8
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SHA1
02fe34ff59022a9590c0e58d0ac8070a48ef44a4
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SHA256
15d3a594fd50b674df3f16cd539894177541791c7a363f2398d9eae9c3991492
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SHA512
84f9d1639c47f04dacfceb4248fa2f6b85326caabe0f18599d6db8770f34935b8c6b61e823b446f3af7749a23382fe092acca6a017b56764f6cff453ada676a4
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GkszfaC:1nK6a+qdOOtEvwDpjF
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 2024-02-17_4f937d541acfd4cfed26f51b1836e3e8_cryptolocker
Files
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2024-02-17_4f937d541acfd4cfed26f51b1836e3e8_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE