Behavioral task
behavioral1
Sample
2024-05-31_3407d0290ad0a98d36450cbad021e9ec_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-31_3407d0290ad0a98d36450cbad021e9ec_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-31_3407d0290ad0a98d36450cbad021e9ec_cryptolocker
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Size
90KB
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MD5
3407d0290ad0a98d36450cbad021e9ec
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SHA1
efa7d66e75052b2cfaa5fb6be1712b45d4461d1e
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SHA256
2a59bc6aa4acb254b00220128f2c841cd060861ed2ef8c9295f1a85dd04050af
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SHA512
df5be97aa52df6c65d353e4a79fa5ad1fd9dc5112a1131a2139bb9af9db221ab2ff391d1771d72cd15b4e1a62c0b861c67e3e67cc476aa8341f9ffcb684ba0d5
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/d:n6a+1SEOtEvwDpjYYvQd2P2
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 2024-05-31_3407d0290ad0a98d36450cbad021e9ec_cryptolocker
Files
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2024-05-31_3407d0290ad0a98d36450cbad021e9ec_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: 11KB - 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