Behavioral task
behavioral1
Sample
2024-01-27_fcd36ccca2e6387eb7e53d0eb0fea0a4_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_fcd36ccca2e6387eb7e53d0eb0fea0a4_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-27_fcd36ccca2e6387eb7e53d0eb0fea0a4_cryptolocker
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Size
81KB
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MD5
fcd36ccca2e6387eb7e53d0eb0fea0a4
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SHA1
92d0bf2ac370af7659ab59df0878494014f3b6a9
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SHA256
4e4f0795c8dc28fc1a0f4931acb94c80164e2d18694e0c54ec1f37be1bd69a85
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SHA512
10270a28071aca2d0fc1b34fe099234caab0d6cfd011fd7e3102a858c4880b1d66d96ffd42524c2a12c0905e52fff9f9ea9e379ed71e73db333aae51005988df
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7D:T6a+rdOOtEvwDpjNv
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 2024-01-27_fcd36ccca2e6387eb7e53d0eb0fea0a4_cryptolocker
Files
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2024-01-27_fcd36ccca2e6387eb7e53d0eb0fea0a4_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