Behavioral task
behavioral1
Sample
2024-04-27_507462da5eff7bca99757f9a7ca66052_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-27_507462da5eff7bca99757f9a7ca66052_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-27_507462da5eff7bca99757f9a7ca66052_cryptolocker
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Size
80KB
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MD5
507462da5eff7bca99757f9a7ca66052
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SHA1
e7779a3602c82db515b07060fe377faa3a751adb
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SHA256
3a1dd7d4f1a5833f5349deb650f37d48edcdb3aee9f764f3be959200c44d8be4
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SHA512
f2799eb4f1e45b17f21d1482ce476514aaec5403c26f423cdad31bc821c4c13cc989cb802a994e611115ceacb9a5b3845958f69a389ed17abd9297bc0d1abca6
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Q+:zCsanOtEvwDpjC
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 2024-04-27_507462da5eff7bca99757f9a7ca66052_cryptolocker
Files
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2024-04-27_507462da5eff7bca99757f9a7ca66052_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