Behavioral task
behavioral1
Sample
2024-03-13_89a8e2bb8c2317426a86fdbf5bdb8ef0_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-13_89a8e2bb8c2317426a86fdbf5bdb8ef0_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-13_89a8e2bb8c2317426a86fdbf5bdb8ef0_cryptolocker
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Size
57KB
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MD5
89a8e2bb8c2317426a86fdbf5bdb8ef0
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SHA1
acf7b7d991708fff93d6b6a25a11868d18188cdd
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SHA256
8983d09a69f85750f6e58cd52668aa82e1011f47fa9aa2e1dae4dde08c8b8544
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SHA512
3ade3b98c5c97044a94ee49ab749b90e29e4358d1f39d48bf72b6c76c895fbb6f971aefd73fe347824cab5381d7bf17d74b465f53ce573b5512a234f09a77d90
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ax8XilN9g:z6QFElP6n+gKmddpMOtEvwDpj9aYaL/W
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 2024-03-13_89a8e2bb8c2317426a86fdbf5bdb8ef0_cryptolocker
Files
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2024-03-13_89a8e2bb8c2317426a86fdbf5bdb8ef0_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