Behavioral task
behavioral1
Sample
2024-01-18_c66bec83ec26aaf1e5bee82a8bca1f85_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_c66bec83ec26aaf1e5bee82a8bca1f85_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-18_c66bec83ec26aaf1e5bee82a8bca1f85_cryptolocker
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Size
115KB
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MD5
c66bec83ec26aaf1e5bee82a8bca1f85
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SHA1
cba2926f1fccf188dc50cd66ab55f9733e73ae9e
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SHA256
f8aa05dc80e4dc52947044d33602e6a7be37cc7b59c0ee99f3464e11133b9565
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SHA512
9c7eb26296392e724267e221722e5884d7986bd9000f3e9c30aa14c37e8d4497312086a2259ff95d382941f1ca1d0eccc9b7cf7af3f810664d775f270811162a
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNgerar/8:T6a+rdOOtEvwDpjLzV
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 2024-01-18_c66bec83ec26aaf1e5bee82a8bca1f85_cryptolocker
Files
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2024-01-18_c66bec83ec26aaf1e5bee82a8bca1f85_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