Behavioral task
behavioral1
Sample
2024-01-25_f61000167d97b0e441c446f4bdab832d_cryptolocker.exe
Resource
win7-20231215-en
General
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Target
2024-01-25_f61000167d97b0e441c446f4bdab832d_cryptolocker
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Size
107KB
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MD5
f61000167d97b0e441c446f4bdab832d
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SHA1
0e74bd59ec4133917d0d412596885e0e392ed354
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SHA256
c298c4bb56178e5d2c721ed6e967962fbbfb4ccd80a638a1972a3227fe46afb0
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SHA512
7eeb8261b969ab63bbed1553da0100f7233b56d3e844646001d4cad4008681d56a36840b0131ffc567e56295b3e62a89cefdad675373ab1cd3f1fc01b3a271f6
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksgEH:1nK6a+qdOOtEvwDpj5
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 2024-01-25_f61000167d97b0e441c446f4bdab832d_cryptolocker
Files
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2024-01-25_f61000167d97b0e441c446f4bdab832d_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE