Behavioral task
behavioral1
Sample
2024-01-29_d3eb02e60d83df0aa22550beb8f28b27_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_d3eb02e60d83df0aa22550beb8f28b27_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-29_d3eb02e60d83df0aa22550beb8f28b27_cryptolocker
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Size
115KB
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MD5
d3eb02e60d83df0aa22550beb8f28b27
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SHA1
20834993f01f3ec90b8144b5c89d5ab5a3a2ef76
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SHA256
b323507a55d853757944d16b27c6c76c5ad4a897e9d14d7e69b6c40ced41a1d2
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SHA512
db1d5e381205137994c2081400081afd930f14c4de43d6cbda48d5ed758a2eebfecb7cd2391d2c487d6e82d0862f5140bb33f2e6c807fd086738337a2d268238
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01O:z6a+CdOOtEvwDpjczA
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_d3eb02e60d83df0aa22550beb8f28b27_cryptolocker
Files
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2024-01-29_d3eb02e60d83df0aa22550beb8f28b27_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