Behavioral task
behavioral1
Sample
2024-02-04_7d5f434104e858fad1320e4503ab4009_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-04_7d5f434104e858fad1320e4503ab4009_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-04_7d5f434104e858fad1320e4503ab4009_cryptolocker
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Size
92KB
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MD5
7d5f434104e858fad1320e4503ab4009
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SHA1
cb17ec778030e9a3bbc9514a57d0999aa5bd6d18
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SHA256
4d9c491725c783e06db0780b91a07f6bcd8a9a5473c0cc34044fcc8688203c93
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SHA512
ca44d4e4769a74571cf30b498f5e3fd6eae640f4c04a2147135e398c98c10f27791a91c1f692f0c3a18b0a84cbdd838b81e1e5d6a43c0e8724943fc24dc9a40c
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/Q:zCsanOtEvwDpjBQ
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 2024-02-04_7d5f434104e858fad1320e4503ab4009_cryptolocker
Files
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2024-02-04_7d5f434104e858fad1320e4503ab4009_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