Behavioral task
behavioral1
Sample
2024-06-01_f0b8f60d8fd7849f0385495207935ce7_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-06-01_f0b8f60d8fd7849f0385495207935ce7_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-01_f0b8f60d8fd7849f0385495207935ce7_cryptolocker
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Size
53KB
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MD5
f0b8f60d8fd7849f0385495207935ce7
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SHA1
657471b251f6d0ddd79ed32afc23e9711b5eb72a
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SHA256
fecd0c736107664200a5ead5408ba0f583d283ed6d8e869c2f56781ec7100c1d
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SHA512
3a5e32ba326931b6101f79fe3e5270d6bc794fc29ee45ec82be5cc32353644afdde74598cbbe66d69e7b359795a9a66807f27330fb38f13fc89176b1c036afb2
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOkgi:z6QFElP6n+gKmddpMOtEvwDpj31ikgi
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 2024-06-01_f0b8f60d8fd7849f0385495207935ce7_cryptolocker
Files
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2024-06-01_f0b8f60d8fd7849f0385495207935ce7_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