Behavioral task
behavioral1
Sample
2024-02-03_08f2d451a3996056eda9a7c07bdd2a07_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-03_08f2d451a3996056eda9a7c07bdd2a07_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-03_08f2d451a3996056eda9a7c07bdd2a07_cryptolocker
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Size
116KB
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MD5
08f2d451a3996056eda9a7c07bdd2a07
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SHA1
e59b2cf31dcd7c0bd9e1895f9ae0ecf9a04af4c9
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SHA256
817e148545b5908fc19764c4ecb4a4e3780317834246bad5440869dcafd8595b
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SHA512
7fac06cb18e421b3a18d8738096678313dee8c6721f1cdc61425ae6652da92ee92c1cf5b809e0cdd3ce82577403dbbe8e89fda233657a6be9f2acfd3211c7076
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01d:z6a+CdOOtEvwDpjcz/
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 2024-02-03_08f2d451a3996056eda9a7c07bdd2a07_cryptolocker
Files
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2024-02-03_08f2d451a3996056eda9a7c07bdd2a07_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