Behavioral task
behavioral1
Sample
2024-01-23_98f6b5c145cf71c50e3b5d1eee0796ee_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_98f6b5c145cf71c50e3b5d1eee0796ee_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-23_98f6b5c145cf71c50e3b5d1eee0796ee_cryptolocker
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Size
55KB
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MD5
98f6b5c145cf71c50e3b5d1eee0796ee
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SHA1
5bebd2f8f83248dc9b753d0c30aba80e523060b6
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SHA256
4a4a2200352d48deffa8f834f22fbbce1422c0e803f5258583bedf17de2ee683
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SHA512
a5bee82196860d01e582bbdfd6651f47f4253713a55ad523a3409028b3a5325d6a9c02be20f7902542b6dcde7ba5802d7f1d1d72b8cc590c5f2db97943f75405
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5axc9i:z6QFElP6n+gKmddpMOtEvwDpj9aYaB
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 2024-01-23_98f6b5c145cf71c50e3b5d1eee0796ee_cryptolocker
Files
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2024-01-23_98f6b5c145cf71c50e3b5d1eee0796ee_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