Behavioral task
behavioral1
Sample
2024-02-20_0534a0930616bd9e4bc94e9933b7bc5b_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-20_0534a0930616bd9e4bc94e9933b7bc5b_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-20_0534a0930616bd9e4bc94e9933b7bc5b_cryptolocker
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Size
117KB
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MD5
0534a0930616bd9e4bc94e9933b7bc5b
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SHA1
3e086281b1141fac08b49d4e7f98e6c0b795ce14
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SHA256
d21fba7ded60e15d0011ada85fd07f66c4e4415892f3385adc801a7b85c78a8d
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SHA512
e5d919d94a8a23bdb52ba67b84cf418db365da3a47a7a5751f504b17a5d48b1ea826eb4590b2bef446234ce4d15ad17fd76d5a7662c8090bad2ab6ec1111b0b5
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01kQe:z6a+CdOOtEvwDpjczS
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 2024-02-20_0534a0930616bd9e4bc94e9933b7bc5b_cryptolocker
Files
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2024-02-20_0534a0930616bd9e4bc94e9933b7bc5b_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: 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