Behavioral task
behavioral1
Sample
2024-01-29_9f79eb851995149e529b68736a96caf3_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_9f79eb851995149e529b68736a96caf3_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-29_9f79eb851995149e529b68736a96caf3_cryptolocker
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Size
118KB
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MD5
9f79eb851995149e529b68736a96caf3
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SHA1
03de472d3aca17851ca9164724894584a63922db
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SHA256
16792ef89bf8c895eb7aadae64591e69dcfb9a2b2d16a17c4a69d9769bbffeb3
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SHA512
5427d98c6ea3f0d373ac823d713aa92722288f580b57ac849f2deb72c05195704677bbf8fb9ab6b481fef121faaf88dc9296523739ccc3980215ff2070dc65b2
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01QaGe:z6a+CdOOtEvwDpjczr
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 2024-01-29_9f79eb851995149e529b68736a96caf3_cryptolocker
Files
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2024-01-29_9f79eb851995149e529b68736a96caf3_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