Behavioral task
behavioral1
Sample
2024-03-15_b885604116ceee45cc867920e4c4c7e3_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-15_b885604116ceee45cc867920e4c4c7e3_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-15_b885604116ceee45cc867920e4c4c7e3_cryptolocker
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Size
109KB
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MD5
b885604116ceee45cc867920e4c4c7e3
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SHA1
2255d1bb0143e728a0c4a8c9fc2075a78b2fb6e4
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SHA256
ff4b72a7087a87806902f71fa0d17b1442e4c9b41ffc02a67496310b04247530
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SHA512
1b91a6b1a1f57bb29869c4b81c0c67c30c994e6e0f39b2749334b43df794ecfafbe2f72db0a23927a7b25850a3e519a536bb3e971e0e1b2904c20a31f9025662
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksgEnew:1nK6a+qdOOtEvwDpjL
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 2024-03-15_b885604116ceee45cc867920e4c4c7e3_cryptolocker
Files
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2024-03-15_b885604116ceee45cc867920e4c4c7e3_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