Behavioral task
behavioral1
Sample
2024-01-26_2fdbbe941ca573a61bacb0da4f1c1d31_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-26_2fdbbe941ca573a61bacb0da4f1c1d31_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-26_2fdbbe941ca573a61bacb0da4f1c1d31_cryptolocker
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Size
73KB
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MD5
2fdbbe941ca573a61bacb0da4f1c1d31
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SHA1
38d18c60854aa9a14b5f73efa8e4f1f72b4c3073
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SHA256
30fb8c7e1aead96cb6f50db63b74a1facc8f17d69378447a88f64f0c146c53b8
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SHA512
7ff54e4f9d0832f3e5f632c4c2c080b2cdd2a8f0773ff0955484651447984ea74e98f00bc48003549aa45ace6839fe4645b4d4d03db4eb53c089211fff769865
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxV:T6a+rdOOtEvwDpjNtHPW
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 2024-01-26_2fdbbe941ca573a61bacb0da4f1c1d31_cryptolocker
Files
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2024-01-26_2fdbbe941ca573a61bacb0da4f1c1d31_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_CODE
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