Behavioral task
behavioral1
Sample
2024-01-27_8991eade2eacf8e5ee3eddd155ae8e0c_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_8991eade2eacf8e5ee3eddd155ae8e0c_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-27_8991eade2eacf8e5ee3eddd155ae8e0c_cryptolocker
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Size
60KB
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MD5
8991eade2eacf8e5ee3eddd155ae8e0c
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SHA1
01f6a554f27235aff52798648d925aaa266f4e17
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SHA256
71da3035134f0b88998ef83d2a8be7eadcdf84469fc5db79e1a0cc2e2a36a211
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SHA512
4931418b8b6256ef39fb06d98859de05026d49ecd9d2261808a9ae0d9c089f88022187e8fa41ad175c2b9142e82599a4e4f240514ff88648db6106ea8f8e6250
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAWV:z6a+CdOOtEvwDpjQ3
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_8991eade2eacf8e5ee3eddd155ae8e0c_cryptolocker
Files
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2024-01-27_8991eade2eacf8e5ee3eddd155ae8e0c_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