Behavioral task
behavioral1
Sample
2024-05-22_f53241281c7bb2d6ce367c96cd2ff70f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-22_f53241281c7bb2d6ce367c96cd2ff70f_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-22_f53241281c7bb2d6ce367c96cd2ff70f_cryptolocker
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Size
95KB
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MD5
f53241281c7bb2d6ce367c96cd2ff70f
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SHA1
2feadfe313cdcedb3c6efcc7e9b023f5c7e3da82
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SHA256
8e82bdee480a03b8911f914161cfee00b02145d067398a81ce0fc22fe7fb6eed
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SHA512
52ee6126eadf476f6629282fc419596f0f2876d1040d5effb56306c55699d9c89b20b3d72ae44fa2746cd0799c20113792c0389c8563ffd48e7844bf20001f08
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/kK9:zCsanOtEvwDpjBP
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 2024-05-22_f53241281c7bb2d6ce367c96cd2ff70f_cryptolocker
Files
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2024-05-22_f53241281c7bb2d6ce367c96cd2ff70f_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