Behavioral task
behavioral1
Sample
2024-05-10_931d1c260cb1c216520e96684f513bf0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-10_931d1c260cb1c216520e96684f513bf0_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-10_931d1c260cb1c216520e96684f513bf0_cryptolocker
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Size
84KB
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MD5
931d1c260cb1c216520e96684f513bf0
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SHA1
5624f7aba3d9f034fe6da82299c3b76922d33323
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SHA256
b080c45ed940e333cea51578ee85a2f624782bd43fcc527df509c425842ed8eb
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SHA512
177436c2bfaf77b83fbf1331b468358ae382ae3feb799300b901666cb107b935aea7c4b6683d5aa0b5c242b6bad2ce78e4deaa757a48efaeff1baeea51c437f9
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1O:zCsanOtEvwDpjY
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 2024-05-10_931d1c260cb1c216520e96684f513bf0_cryptolocker
Files
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2024-05-10_931d1c260cb1c216520e96684f513bf0_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