Behavioral task
behavioral1
Sample
2024-03-06_def1d92c6b11eb8d0ca5b8a370f73cdc_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-06_def1d92c6b11eb8d0ca5b8a370f73cdc_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-06_def1d92c6b11eb8d0ca5b8a370f73cdc_cryptolocker
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Size
109KB
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MD5
def1d92c6b11eb8d0ca5b8a370f73cdc
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SHA1
296a0e3b9c628b848b0dd4b782c241c0d0339d70
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SHA256
9254919757c3e1a86b37645bebbdbed38e6d2154d1f1b1dbda8a5c83a3d304ab
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SHA512
66d251e5936494c5b25818e1c32820bff333a632d12afbf1bbc9168367223816c541ac946880947e9dd50631d7534fd7acd15e2d0738b433325460ff45f19612
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwMg8l:z6a+CdOOtEvwDpjczw
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 2024-03-06_def1d92c6b11eb8d0ca5b8a370f73cdc_cryptolocker
Files
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2024-03-06_def1d92c6b11eb8d0ca5b8a370f73cdc_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